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  1. .gitattributes +2 -0
  2. MLPY/Lib/site-packages/PIL/BdfFontFile.py +133 -0
  3. MLPY/Lib/site-packages/PIL/BlpImagePlugin.py +488 -0
  4. MLPY/Lib/site-packages/PIL/BmpImagePlugin.py +489 -0
  5. MLPY/Lib/site-packages/PIL/BufrStubImagePlugin.py +76 -0
  6. MLPY/Lib/site-packages/PIL/ContainerIO.py +121 -0
  7. MLPY/Lib/site-packages/PIL/CurImagePlugin.py +75 -0
  8. MLPY/Lib/site-packages/PIL/DcxImagePlugin.py +80 -0
  9. MLPY/Lib/site-packages/PIL/DdsImagePlugin.py +575 -0
  10. MLPY/Lib/site-packages/PIL/EpsImagePlugin.py +478 -0
  11. MLPY/Lib/site-packages/PIL/ExifTags.py +381 -0
  12. MLPY/Lib/site-packages/PIL/FitsImagePlugin.py +152 -0
  13. MLPY/Lib/site-packages/PIL/FliImagePlugin.py +174 -0
  14. MLPY/Lib/site-packages/PIL/FontFile.py +134 -0
  15. MLPY/Lib/site-packages/PIL/FpxImagePlugin.py +255 -0
  16. MLPY/Lib/site-packages/PIL/FtexImagePlugin.py +115 -0
  17. MLPY/Lib/site-packages/PIL/GbrImagePlugin.py +103 -0
  18. MLPY/Lib/site-packages/PIL/GdImageFile.py +102 -0
  19. MLPY/Lib/site-packages/PIL/GifImagePlugin.py +1159 -0
  20. MLPY/Lib/site-packages/PIL/GimpGradientFile.py +149 -0
  21. MLPY/Lib/site-packages/PIL/GimpPaletteFile.py +58 -0
  22. MLPY/Lib/site-packages/PIL/GribStubImagePlugin.py +76 -0
  23. MLPY/Lib/site-packages/PIL/Hdf5StubImagePlugin.py +76 -0
  24. MLPY/Lib/site-packages/PIL/IcnsImagePlugin.py +399 -0
  25. MLPY/Lib/site-packages/PIL/IcoImagePlugin.py +360 -0
  26. MLPY/Lib/site-packages/PIL/ImImagePlugin.py +374 -0
  27. MLPY/Lib/site-packages/PIL/Image.py +0 -0
  28. MLPY/Lib/site-packages/PIL/ImageChops.py +311 -0
  29. MLPY/Lib/site-packages/PIL/ImageCms.py +1127 -0
  30. MLPY/Lib/site-packages/PIL/ImageColor.py +320 -0
  31. MLPY/Lib/site-packages/PIL/ImageDraw.py +1206 -0
  32. MLPY/Lib/site-packages/PIL/ImageDraw2.py +206 -0
  33. MLPY/Lib/site-packages/PIL/ImageEnhance.py +107 -0
  34. MLPY/Lib/site-packages/PIL/ImageFile.py +810 -0
  35. MLPY/Lib/site-packages/PIL/ImageFilter.py +604 -0
  36. MLPY/Lib/site-packages/PIL/ImageFont.py +1290 -0
  37. MLPY/Lib/site-packages/PIL/ImageGrab.py +194 -0
  38. MLPY/Lib/site-packages/PIL/ImageMath.py +357 -0
  39. MLPY/Lib/site-packages/PIL/ImageMode.py +92 -0
  40. MLPY/Lib/site-packages/PIL/ImageMorph.py +265 -0
  41. MLPY/Lib/site-packages/PIL/ImageOps.py +728 -0
  42. MLPY/Lib/site-packages/PIL/ImagePalette.py +284 -0
  43. MLPY/Lib/site-packages/PIL/ImagePath.py +20 -0
  44. MLPY/Lib/site-packages/PIL/ImageQt.py +205 -0
  45. MLPY/Lib/site-packages/PIL/ImageSequence.py +86 -0
  46. MLPY/Lib/site-packages/PIL/ImageShow.py +363 -0
  47. MLPY/Lib/site-packages/PIL/ImageStat.py +160 -0
  48. MLPY/Lib/site-packages/PIL/ImageTk.py +284 -0
  49. MLPY/Lib/site-packages/PIL/ImageTransform.py +135 -0
  50. MLPY/Lib/site-packages/PIL/ImageWin.py +238 -0
.gitattributes CHANGED
@@ -82,3 +82,5 @@ MLPY/Lib/site-packages/numpy/.libs/libopenblas.XWYDX2IKJW2NMTWSFYNGFUWKQU3LYTCZ.
82
  MLPY/Lib/site-packages/numpy/core/_multiarray_umath.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
83
  MLPY/Lib/site-packages/numpy/core/_simd.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
84
  MLPY/Lib/site-packages/onnx/onnx_cpp2py_export.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
 
 
 
82
  MLPY/Lib/site-packages/numpy/core/_multiarray_umath.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
83
  MLPY/Lib/site-packages/numpy/core/_simd.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
84
  MLPY/Lib/site-packages/onnx/onnx_cpp2py_export.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
85
+ MLPY/Lib/site-packages/PIL/_imaging.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
86
+ MLPY/Lib/site-packages/PIL/_imagingft.cp39-win_amd64.pyd filter=lfs diff=lfs merge=lfs -text
MLPY/Lib/site-packages/PIL/BdfFontFile.py ADDED
@@ -0,0 +1,133 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # bitmap distribution font (bdf) file parser
6
+ #
7
+ # history:
8
+ # 1996-05-16 fl created (as bdf2pil)
9
+ # 1997-08-25 fl converted to FontFile driver
10
+ # 2001-05-25 fl removed bogus __init__ call
11
+ # 2002-11-20 fl robustification (from Kevin Cazabon, Dmitry Vasiliev)
12
+ # 2003-04-22 fl more robustification (from Graham Dumpleton)
13
+ #
14
+ # Copyright (c) 1997-2003 by Secret Labs AB.
15
+ # Copyright (c) 1997-2003 by Fredrik Lundh.
16
+ #
17
+ # See the README file for information on usage and redistribution.
18
+ #
19
+
20
+ """
21
+ Parse X Bitmap Distribution Format (BDF)
22
+ """
23
+ from __future__ import annotations
24
+
25
+ from typing import BinaryIO
26
+
27
+ from . import FontFile, Image
28
+
29
+ bdf_slant = {
30
+ "R": "Roman",
31
+ "I": "Italic",
32
+ "O": "Oblique",
33
+ "RI": "Reverse Italic",
34
+ "RO": "Reverse Oblique",
35
+ "OT": "Other",
36
+ }
37
+
38
+ bdf_spacing = {"P": "Proportional", "M": "Monospaced", "C": "Cell"}
39
+
40
+
41
+ def bdf_char(
42
+ f: BinaryIO,
43
+ ) -> (
44
+ tuple[
45
+ str,
46
+ int,
47
+ tuple[tuple[int, int], tuple[int, int, int, int], tuple[int, int, int, int]],
48
+ Image.Image,
49
+ ]
50
+ | None
51
+ ):
52
+ # skip to STARTCHAR
53
+ while True:
54
+ s = f.readline()
55
+ if not s:
56
+ return None
57
+ if s[:9] == b"STARTCHAR":
58
+ break
59
+ id = s[9:].strip().decode("ascii")
60
+
61
+ # load symbol properties
62
+ props = {}
63
+ while True:
64
+ s = f.readline()
65
+ if not s or s[:6] == b"BITMAP":
66
+ break
67
+ i = s.find(b" ")
68
+ props[s[:i].decode("ascii")] = s[i + 1 : -1].decode("ascii")
69
+
70
+ # load bitmap
71
+ bitmap = bytearray()
72
+ while True:
73
+ s = f.readline()
74
+ if not s or s[:7] == b"ENDCHAR":
75
+ break
76
+ bitmap += s[:-1]
77
+
78
+ # The word BBX
79
+ # followed by the width in x (BBw), height in y (BBh),
80
+ # and x and y displacement (BBxoff0, BByoff0)
81
+ # of the lower left corner from the origin of the character.
82
+ width, height, x_disp, y_disp = (int(p) for p in props["BBX"].split())
83
+
84
+ # The word DWIDTH
85
+ # followed by the width in x and y of the character in device pixels.
86
+ dwx, dwy = (int(p) for p in props["DWIDTH"].split())
87
+
88
+ bbox = (
89
+ (dwx, dwy),
90
+ (x_disp, -y_disp - height, width + x_disp, -y_disp),
91
+ (0, 0, width, height),
92
+ )
93
+
94
+ try:
95
+ im = Image.frombytes("1", (width, height), bitmap, "hex", "1")
96
+ except ValueError:
97
+ # deal with zero-width characters
98
+ im = Image.new("1", (width, height))
99
+
100
+ return id, int(props["ENCODING"]), bbox, im
101
+
102
+
103
+ class BdfFontFile(FontFile.FontFile):
104
+ """Font file plugin for the X11 BDF format."""
105
+
106
+ def __init__(self, fp: BinaryIO) -> None:
107
+ super().__init__()
108
+
109
+ s = fp.readline()
110
+ if s[:13] != b"STARTFONT 2.1":
111
+ msg = "not a valid BDF file"
112
+ raise SyntaxError(msg)
113
+
114
+ props = {}
115
+ comments = []
116
+
117
+ while True:
118
+ s = fp.readline()
119
+ if not s or s[:13] == b"ENDPROPERTIES":
120
+ break
121
+ i = s.find(b" ")
122
+ props[s[:i].decode("ascii")] = s[i + 1 : -1].decode("ascii")
123
+ if s[:i] in [b"COMMENT", b"COPYRIGHT"]:
124
+ if s.find(b"LogicalFontDescription") < 0:
125
+ comments.append(s[i + 1 : -1].decode("ascii"))
126
+
127
+ while True:
128
+ c = bdf_char(fp)
129
+ if not c:
130
+ break
131
+ id, ch, (xy, dst, src), im = c
132
+ if 0 <= ch < len(self.glyph):
133
+ self.glyph[ch] = xy, dst, src, im
MLPY/Lib/site-packages/PIL/BlpImagePlugin.py ADDED
@@ -0,0 +1,488 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ """
2
+ Blizzard Mipmap Format (.blp)
3
+ Jerome Leclanche <[email protected]>
4
+
5
+ The contents of this file are hereby released in the public domain (CC0)
6
+ Full text of the CC0 license:
7
+ https://creativecommons.org/publicdomain/zero/1.0/
8
+
9
+ BLP1 files, used mostly in Warcraft III, are not fully supported.
10
+ All types of BLP2 files used in World of Warcraft are supported.
11
+
12
+ The BLP file structure consists of a header, up to 16 mipmaps of the
13
+ texture
14
+
15
+ Texture sizes must be powers of two, though the two dimensions do
16
+ not have to be equal; 512x256 is valid, but 512x200 is not.
17
+ The first mipmap (mipmap #0) is the full size image; each subsequent
18
+ mipmap halves both dimensions. The final mipmap should be 1x1.
19
+
20
+ BLP files come in many different flavours:
21
+ * JPEG-compressed (type == 0) - only supported for BLP1.
22
+ * RAW images (type == 1, encoding == 1). Each mipmap is stored as an
23
+ array of 8-bit values, one per pixel, left to right, top to bottom.
24
+ Each value is an index to the palette.
25
+ * DXT-compressed (type == 1, encoding == 2):
26
+ - DXT1 compression is used if alpha_encoding == 0.
27
+ - An additional alpha bit is used if alpha_depth == 1.
28
+ - DXT3 compression is used if alpha_encoding == 1.
29
+ - DXT5 compression is used if alpha_encoding == 7.
30
+ """
31
+
32
+ from __future__ import annotations
33
+
34
+ import abc
35
+ import os
36
+ import struct
37
+ from enum import IntEnum
38
+ from io import BytesIO
39
+ from typing import IO
40
+
41
+ from . import Image, ImageFile
42
+
43
+
44
+ class Format(IntEnum):
45
+ JPEG = 0
46
+
47
+
48
+ class Encoding(IntEnum):
49
+ UNCOMPRESSED = 1
50
+ DXT = 2
51
+ UNCOMPRESSED_RAW_BGRA = 3
52
+
53
+
54
+ class AlphaEncoding(IntEnum):
55
+ DXT1 = 0
56
+ DXT3 = 1
57
+ DXT5 = 7
58
+
59
+
60
+ def unpack_565(i: int) -> tuple[int, int, int]:
61
+ return ((i >> 11) & 0x1F) << 3, ((i >> 5) & 0x3F) << 2, (i & 0x1F) << 3
62
+
63
+
64
+ def decode_dxt1(
65
+ data: bytes, alpha: bool = False
66
+ ) -> tuple[bytearray, bytearray, bytearray, bytearray]:
67
+ """
68
+ input: one "row" of data (i.e. will produce 4*width pixels)
69
+ """
70
+
71
+ blocks = len(data) // 8 # number of blocks in row
72
+ ret = (bytearray(), bytearray(), bytearray(), bytearray())
73
+
74
+ for block_index in range(blocks):
75
+ # Decode next 8-byte block.
76
+ idx = block_index * 8
77
+ color0, color1, bits = struct.unpack_from("<HHI", data, idx)
78
+
79
+ r0, g0, b0 = unpack_565(color0)
80
+ r1, g1, b1 = unpack_565(color1)
81
+
82
+ # Decode this block into 4x4 pixels
83
+ # Accumulate the results onto our 4 row accumulators
84
+ for j in range(4):
85
+ for i in range(4):
86
+ # get next control op and generate a pixel
87
+
88
+ control = bits & 3
89
+ bits = bits >> 2
90
+
91
+ a = 0xFF
92
+ if control == 0:
93
+ r, g, b = r0, g0, b0
94
+ elif control == 1:
95
+ r, g, b = r1, g1, b1
96
+ elif control == 2:
97
+ if color0 > color1:
98
+ r = (2 * r0 + r1) // 3
99
+ g = (2 * g0 + g1) // 3
100
+ b = (2 * b0 + b1) // 3
101
+ else:
102
+ r = (r0 + r1) // 2
103
+ g = (g0 + g1) // 2
104
+ b = (b0 + b1) // 2
105
+ elif control == 3:
106
+ if color0 > color1:
107
+ r = (2 * r1 + r0) // 3
108
+ g = (2 * g1 + g0) // 3
109
+ b = (2 * b1 + b0) // 3
110
+ else:
111
+ r, g, b, a = 0, 0, 0, 0
112
+
113
+ if alpha:
114
+ ret[j].extend([r, g, b, a])
115
+ else:
116
+ ret[j].extend([r, g, b])
117
+
118
+ return ret
119
+
120
+
121
+ def decode_dxt3(data: bytes) -> tuple[bytearray, bytearray, bytearray, bytearray]:
122
+ """
123
+ input: one "row" of data (i.e. will produce 4*width pixels)
124
+ """
125
+
126
+ blocks = len(data) // 16 # number of blocks in row
127
+ ret = (bytearray(), bytearray(), bytearray(), bytearray())
128
+
129
+ for block_index in range(blocks):
130
+ idx = block_index * 16
131
+ block = data[idx : idx + 16]
132
+ # Decode next 16-byte block.
133
+ bits = struct.unpack_from("<8B", block)
134
+ color0, color1 = struct.unpack_from("<HH", block, 8)
135
+
136
+ (code,) = struct.unpack_from("<I", block, 12)
137
+
138
+ r0, g0, b0 = unpack_565(color0)
139
+ r1, g1, b1 = unpack_565(color1)
140
+
141
+ for j in range(4):
142
+ high = False # Do we want the higher bits?
143
+ for i in range(4):
144
+ alphacode_index = (4 * j + i) // 2
145
+ a = bits[alphacode_index]
146
+ if high:
147
+ high = False
148
+ a >>= 4
149
+ else:
150
+ high = True
151
+ a &= 0xF
152
+ a *= 17 # We get a value between 0 and 15
153
+
154
+ color_code = (code >> 2 * (4 * j + i)) & 0x03
155
+
156
+ if color_code == 0:
157
+ r, g, b = r0, g0, b0
158
+ elif color_code == 1:
159
+ r, g, b = r1, g1, b1
160
+ elif color_code == 2:
161
+ r = (2 * r0 + r1) // 3
162
+ g = (2 * g0 + g1) // 3
163
+ b = (2 * b0 + b1) // 3
164
+ elif color_code == 3:
165
+ r = (2 * r1 + r0) // 3
166
+ g = (2 * g1 + g0) // 3
167
+ b = (2 * b1 + b0) // 3
168
+
169
+ ret[j].extend([r, g, b, a])
170
+
171
+ return ret
172
+
173
+
174
+ def decode_dxt5(data: bytes) -> tuple[bytearray, bytearray, bytearray, bytearray]:
175
+ """
176
+ input: one "row" of data (i.e. will produce 4 * width pixels)
177
+ """
178
+
179
+ blocks = len(data) // 16 # number of blocks in row
180
+ ret = (bytearray(), bytearray(), bytearray(), bytearray())
181
+
182
+ for block_index in range(blocks):
183
+ idx = block_index * 16
184
+ block = data[idx : idx + 16]
185
+ # Decode next 16-byte block.
186
+ a0, a1 = struct.unpack_from("<BB", block)
187
+
188
+ bits = struct.unpack_from("<6B", block, 2)
189
+ alphacode1 = bits[2] | (bits[3] << 8) | (bits[4] << 16) | (bits[5] << 24)
190
+ alphacode2 = bits[0] | (bits[1] << 8)
191
+
192
+ color0, color1 = struct.unpack_from("<HH", block, 8)
193
+
194
+ (code,) = struct.unpack_from("<I", block, 12)
195
+
196
+ r0, g0, b0 = unpack_565(color0)
197
+ r1, g1, b1 = unpack_565(color1)
198
+
199
+ for j in range(4):
200
+ for i in range(4):
201
+ # get next control op and generate a pixel
202
+ alphacode_index = 3 * (4 * j + i)
203
+
204
+ if alphacode_index <= 12:
205
+ alphacode = (alphacode2 >> alphacode_index) & 0x07
206
+ elif alphacode_index == 15:
207
+ alphacode = (alphacode2 >> 15) | ((alphacode1 << 1) & 0x06)
208
+ else: # alphacode_index >= 18 and alphacode_index <= 45
209
+ alphacode = (alphacode1 >> (alphacode_index - 16)) & 0x07
210
+
211
+ if alphacode == 0:
212
+ a = a0
213
+ elif alphacode == 1:
214
+ a = a1
215
+ elif a0 > a1:
216
+ a = ((8 - alphacode) * a0 + (alphacode - 1) * a1) // 7
217
+ elif alphacode == 6:
218
+ a = 0
219
+ elif alphacode == 7:
220
+ a = 255
221
+ else:
222
+ a = ((6 - alphacode) * a0 + (alphacode - 1) * a1) // 5
223
+
224
+ color_code = (code >> 2 * (4 * j + i)) & 0x03
225
+
226
+ if color_code == 0:
227
+ r, g, b = r0, g0, b0
228
+ elif color_code == 1:
229
+ r, g, b = r1, g1, b1
230
+ elif color_code == 2:
231
+ r = (2 * r0 + r1) // 3
232
+ g = (2 * g0 + g1) // 3
233
+ b = (2 * b0 + b1) // 3
234
+ elif color_code == 3:
235
+ r = (2 * r1 + r0) // 3
236
+ g = (2 * g1 + g0) // 3
237
+ b = (2 * b1 + b0) // 3
238
+
239
+ ret[j].extend([r, g, b, a])
240
+
241
+ return ret
242
+
243
+
244
+ class BLPFormatError(NotImplementedError):
245
+ pass
246
+
247
+
248
+ def _accept(prefix: bytes) -> bool:
249
+ return prefix[:4] in (b"BLP1", b"BLP2")
250
+
251
+
252
+ class BlpImageFile(ImageFile.ImageFile):
253
+ """
254
+ Blizzard Mipmap Format
255
+ """
256
+
257
+ format = "BLP"
258
+ format_description = "Blizzard Mipmap Format"
259
+
260
+ def _open(self) -> None:
261
+ self.magic = self.fp.read(4)
262
+
263
+ self.fp.seek(5, os.SEEK_CUR)
264
+ (self._blp_alpha_depth,) = struct.unpack("<b", self.fp.read(1))
265
+
266
+ self.fp.seek(2, os.SEEK_CUR)
267
+ self._size = struct.unpack("<II", self.fp.read(8))
268
+
269
+ if self.magic in (b"BLP1", b"BLP2"):
270
+ decoder = self.magic.decode()
271
+ else:
272
+ msg = f"Bad BLP magic {repr(self.magic)}"
273
+ raise BLPFormatError(msg)
274
+
275
+ self._mode = "RGBA" if self._blp_alpha_depth else "RGB"
276
+ self.tile = [(decoder, (0, 0) + self.size, 0, (self.mode, 0, 1))]
277
+
278
+
279
+ class _BLPBaseDecoder(ImageFile.PyDecoder):
280
+ _pulls_fd = True
281
+
282
+ def decode(self, buffer: bytes) -> tuple[int, int]:
283
+ try:
284
+ self._read_blp_header()
285
+ self._load()
286
+ except struct.error as e:
287
+ msg = "Truncated BLP file"
288
+ raise OSError(msg) from e
289
+ return -1, 0
290
+
291
+ @abc.abstractmethod
292
+ def _load(self) -> None:
293
+ pass
294
+
295
+ def _read_blp_header(self) -> None:
296
+ assert self.fd is not None
297
+ self.fd.seek(4)
298
+ (self._blp_compression,) = struct.unpack("<i", self._safe_read(4))
299
+
300
+ (self._blp_encoding,) = struct.unpack("<b", self._safe_read(1))
301
+ (self._blp_alpha_depth,) = struct.unpack("<b", self._safe_read(1))
302
+ (self._blp_alpha_encoding,) = struct.unpack("<b", self._safe_read(1))
303
+ self.fd.seek(1, os.SEEK_CUR) # mips
304
+
305
+ self.size = struct.unpack("<II", self._safe_read(8))
306
+
307
+ if isinstance(self, BLP1Decoder):
308
+ # Only present for BLP1
309
+ (self._blp_encoding,) = struct.unpack("<i", self._safe_read(4))
310
+ self.fd.seek(4, os.SEEK_CUR) # subtype
311
+
312
+ self._blp_offsets = struct.unpack("<16I", self._safe_read(16 * 4))
313
+ self._blp_lengths = struct.unpack("<16I", self._safe_read(16 * 4))
314
+
315
+ def _safe_read(self, length: int) -> bytes:
316
+ return ImageFile._safe_read(self.fd, length)
317
+
318
+ def _read_palette(self) -> list[tuple[int, int, int, int]]:
319
+ ret = []
320
+ for i in range(256):
321
+ try:
322
+ b, g, r, a = struct.unpack("<4B", self._safe_read(4))
323
+ except struct.error:
324
+ break
325
+ ret.append((b, g, r, a))
326
+ return ret
327
+
328
+ def _read_bgra(self, palette: list[tuple[int, int, int, int]]) -> bytearray:
329
+ data = bytearray()
330
+ _data = BytesIO(self._safe_read(self._blp_lengths[0]))
331
+ while True:
332
+ try:
333
+ (offset,) = struct.unpack("<B", _data.read(1))
334
+ except struct.error:
335
+ break
336
+ b, g, r, a = palette[offset]
337
+ d: tuple[int, ...] = (r, g, b)
338
+ if self._blp_alpha_depth:
339
+ d += (a,)
340
+ data.extend(d)
341
+ return data
342
+
343
+
344
+ class BLP1Decoder(_BLPBaseDecoder):
345
+ def _load(self) -> None:
346
+ if self._blp_compression == Format.JPEG:
347
+ self._decode_jpeg_stream()
348
+
349
+ elif self._blp_compression == 1:
350
+ if self._blp_encoding in (4, 5):
351
+ palette = self._read_palette()
352
+ data = self._read_bgra(palette)
353
+ self.set_as_raw(data)
354
+ else:
355
+ msg = f"Unsupported BLP encoding {repr(self._blp_encoding)}"
356
+ raise BLPFormatError(msg)
357
+ else:
358
+ msg = f"Unsupported BLP compression {repr(self._blp_encoding)}"
359
+ raise BLPFormatError(msg)
360
+
361
+ def _decode_jpeg_stream(self) -> None:
362
+ from .JpegImagePlugin import JpegImageFile
363
+
364
+ (jpeg_header_size,) = struct.unpack("<I", self._safe_read(4))
365
+ jpeg_header = self._safe_read(jpeg_header_size)
366
+ assert self.fd is not None
367
+ self._safe_read(self._blp_offsets[0] - self.fd.tell()) # What IS this?
368
+ data = self._safe_read(self._blp_lengths[0])
369
+ data = jpeg_header + data
370
+ image = JpegImageFile(BytesIO(data))
371
+ Image._decompression_bomb_check(image.size)
372
+ if image.mode == "CMYK":
373
+ decoder_name, extents, offset, args = image.tile[0]
374
+ image.tile = [(decoder_name, extents, offset, (args[0], "CMYK"))]
375
+ r, g, b = image.convert("RGB").split()
376
+ reversed_image = Image.merge("RGB", (b, g, r))
377
+ self.set_as_raw(reversed_image.tobytes())
378
+
379
+
380
+ class BLP2Decoder(_BLPBaseDecoder):
381
+ def _load(self) -> None:
382
+ palette = self._read_palette()
383
+
384
+ assert self.fd is not None
385
+ self.fd.seek(self._blp_offsets[0])
386
+
387
+ if self._blp_compression == 1:
388
+ # Uncompressed or DirectX compression
389
+
390
+ if self._blp_encoding == Encoding.UNCOMPRESSED:
391
+ data = self._read_bgra(palette)
392
+
393
+ elif self._blp_encoding == Encoding.DXT:
394
+ data = bytearray()
395
+ if self._blp_alpha_encoding == AlphaEncoding.DXT1:
396
+ linesize = (self.size[0] + 3) // 4 * 8
397
+ for yb in range((self.size[1] + 3) // 4):
398
+ for d in decode_dxt1(
399
+ self._safe_read(linesize), alpha=bool(self._blp_alpha_depth)
400
+ ):
401
+ data += d
402
+
403
+ elif self._blp_alpha_encoding == AlphaEncoding.DXT3:
404
+ linesize = (self.size[0] + 3) // 4 * 16
405
+ for yb in range((self.size[1] + 3) // 4):
406
+ for d in decode_dxt3(self._safe_read(linesize)):
407
+ data += d
408
+
409
+ elif self._blp_alpha_encoding == AlphaEncoding.DXT5:
410
+ linesize = (self.size[0] + 3) // 4 * 16
411
+ for yb in range((self.size[1] + 3) // 4):
412
+ for d in decode_dxt5(self._safe_read(linesize)):
413
+ data += d
414
+ else:
415
+ msg = f"Unsupported alpha encoding {repr(self._blp_alpha_encoding)}"
416
+ raise BLPFormatError(msg)
417
+ else:
418
+ msg = f"Unknown BLP encoding {repr(self._blp_encoding)}"
419
+ raise BLPFormatError(msg)
420
+
421
+ else:
422
+ msg = f"Unknown BLP compression {repr(self._blp_compression)}"
423
+ raise BLPFormatError(msg)
424
+
425
+ self.set_as_raw(data)
426
+
427
+
428
+ class BLPEncoder(ImageFile.PyEncoder):
429
+ _pushes_fd = True
430
+
431
+ def _write_palette(self) -> bytes:
432
+ data = b""
433
+ assert self.im is not None
434
+ palette = self.im.getpalette("RGBA", "RGBA")
435
+ for i in range(len(palette) // 4):
436
+ r, g, b, a = palette[i * 4 : (i + 1) * 4]
437
+ data += struct.pack("<4B", b, g, r, a)
438
+ while len(data) < 256 * 4:
439
+ data += b"\x00" * 4
440
+ return data
441
+
442
+ def encode(self, bufsize: int) -> tuple[int, int, bytes]:
443
+ palette_data = self._write_palette()
444
+
445
+ offset = 20 + 16 * 4 * 2 + len(palette_data)
446
+ data = struct.pack("<16I", offset, *((0,) * 15))
447
+
448
+ assert self.im is not None
449
+ w, h = self.im.size
450
+ data += struct.pack("<16I", w * h, *((0,) * 15))
451
+
452
+ data += palette_data
453
+
454
+ for y in range(h):
455
+ for x in range(w):
456
+ data += struct.pack("<B", self.im.getpixel((x, y)))
457
+
458
+ return len(data), 0, data
459
+
460
+
461
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
462
+ if im.mode != "P":
463
+ msg = "Unsupported BLP image mode"
464
+ raise ValueError(msg)
465
+
466
+ magic = b"BLP1" if im.encoderinfo.get("blp_version") == "BLP1" else b"BLP2"
467
+ fp.write(magic)
468
+
469
+ fp.write(struct.pack("<i", 1)) # Uncompressed or DirectX compression
470
+ fp.write(struct.pack("<b", Encoding.UNCOMPRESSED))
471
+ fp.write(struct.pack("<b", 1 if im.palette.mode == "RGBA" else 0))
472
+ fp.write(struct.pack("<b", 0)) # alpha encoding
473
+ fp.write(struct.pack("<b", 0)) # mips
474
+ fp.write(struct.pack("<II", *im.size))
475
+ if magic == b"BLP1":
476
+ fp.write(struct.pack("<i", 5))
477
+ fp.write(struct.pack("<i", 0))
478
+
479
+ ImageFile._save(im, fp, [("BLP", (0, 0) + im.size, 0, im.mode)])
480
+
481
+
482
+ Image.register_open(BlpImageFile.format, BlpImageFile, _accept)
483
+ Image.register_extension(BlpImageFile.format, ".blp")
484
+ Image.register_decoder("BLP1", BLP1Decoder)
485
+ Image.register_decoder("BLP2", BLP2Decoder)
486
+
487
+ Image.register_save(BlpImageFile.format, _save)
488
+ Image.register_encoder("BLP", BLPEncoder)
MLPY/Lib/site-packages/PIL/BmpImagePlugin.py ADDED
@@ -0,0 +1,489 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # BMP file handler
6
+ #
7
+ # Windows (and OS/2) native bitmap storage format.
8
+ #
9
+ # history:
10
+ # 1995-09-01 fl Created
11
+ # 1996-04-30 fl Added save
12
+ # 1997-08-27 fl Fixed save of 1-bit images
13
+ # 1998-03-06 fl Load P images as L where possible
14
+ # 1998-07-03 fl Load P images as 1 where possible
15
+ # 1998-12-29 fl Handle small palettes
16
+ # 2002-12-30 fl Fixed load of 1-bit palette images
17
+ # 2003-04-21 fl Fixed load of 1-bit monochrome images
18
+ # 2003-04-23 fl Added limited support for BI_BITFIELDS compression
19
+ #
20
+ # Copyright (c) 1997-2003 by Secret Labs AB
21
+ # Copyright (c) 1995-2003 by Fredrik Lundh
22
+ #
23
+ # See the README file for information on usage and redistribution.
24
+ #
25
+ from __future__ import annotations
26
+
27
+ import os
28
+ from typing import IO
29
+
30
+ from . import Image, ImageFile, ImagePalette
31
+ from ._binary import i16le as i16
32
+ from ._binary import i32le as i32
33
+ from ._binary import o8
34
+ from ._binary import o16le as o16
35
+ from ._binary import o32le as o32
36
+
37
+ #
38
+ # --------------------------------------------------------------------
39
+ # Read BMP file
40
+
41
+ BIT2MODE = {
42
+ # bits => mode, rawmode
43
+ 1: ("P", "P;1"),
44
+ 4: ("P", "P;4"),
45
+ 8: ("P", "P"),
46
+ 16: ("RGB", "BGR;15"),
47
+ 24: ("RGB", "BGR"),
48
+ 32: ("RGB", "BGRX"),
49
+ }
50
+
51
+
52
+ def _accept(prefix: bytes) -> bool:
53
+ return prefix[:2] == b"BM"
54
+
55
+
56
+ def _dib_accept(prefix: bytes) -> bool:
57
+ return i32(prefix) in [12, 40, 52, 56, 64, 108, 124]
58
+
59
+
60
+ # =============================================================================
61
+ # Image plugin for the Windows BMP format.
62
+ # =============================================================================
63
+ class BmpImageFile(ImageFile.ImageFile):
64
+ """Image plugin for the Windows Bitmap format (BMP)"""
65
+
66
+ # ------------------------------------------------------------- Description
67
+ format_description = "Windows Bitmap"
68
+ format = "BMP"
69
+
70
+ # -------------------------------------------------- BMP Compression values
71
+ COMPRESSIONS = {"RAW": 0, "RLE8": 1, "RLE4": 2, "BITFIELDS": 3, "JPEG": 4, "PNG": 5}
72
+ for k, v in COMPRESSIONS.items():
73
+ vars()[k] = v
74
+
75
+ def _bitmap(self, header=0, offset=0):
76
+ """Read relevant info about the BMP"""
77
+ read, seek = self.fp.read, self.fp.seek
78
+ if header:
79
+ seek(header)
80
+ # read bmp header size @offset 14 (this is part of the header size)
81
+ file_info = {"header_size": i32(read(4)), "direction": -1}
82
+
83
+ # -------------------- If requested, read header at a specific position
84
+ # read the rest of the bmp header, without its size
85
+ header_data = ImageFile._safe_read(self.fp, file_info["header_size"] - 4)
86
+
87
+ # ------------------------------- Windows Bitmap v2, IBM OS/2 Bitmap v1
88
+ # ----- This format has different offsets because of width/height types
89
+ # 12: BITMAPCOREHEADER/OS21XBITMAPHEADER
90
+ if file_info["header_size"] == 12:
91
+ file_info["width"] = i16(header_data, 0)
92
+ file_info["height"] = i16(header_data, 2)
93
+ file_info["planes"] = i16(header_data, 4)
94
+ file_info["bits"] = i16(header_data, 6)
95
+ file_info["compression"] = self.RAW
96
+ file_info["palette_padding"] = 3
97
+
98
+ # --------------------------------------------- Windows Bitmap v3 to v5
99
+ # 40: BITMAPINFOHEADER
100
+ # 52: BITMAPV2HEADER
101
+ # 56: BITMAPV3HEADER
102
+ # 64: BITMAPCOREHEADER2/OS22XBITMAPHEADER
103
+ # 108: BITMAPV4HEADER
104
+ # 124: BITMAPV5HEADER
105
+ elif file_info["header_size"] in (40, 52, 56, 64, 108, 124):
106
+ file_info["y_flip"] = header_data[7] == 0xFF
107
+ file_info["direction"] = 1 if file_info["y_flip"] else -1
108
+ file_info["width"] = i32(header_data, 0)
109
+ file_info["height"] = (
110
+ i32(header_data, 4)
111
+ if not file_info["y_flip"]
112
+ else 2**32 - i32(header_data, 4)
113
+ )
114
+ file_info["planes"] = i16(header_data, 8)
115
+ file_info["bits"] = i16(header_data, 10)
116
+ file_info["compression"] = i32(header_data, 12)
117
+ # byte size of pixel data
118
+ file_info["data_size"] = i32(header_data, 16)
119
+ file_info["pixels_per_meter"] = (
120
+ i32(header_data, 20),
121
+ i32(header_data, 24),
122
+ )
123
+ file_info["colors"] = i32(header_data, 28)
124
+ file_info["palette_padding"] = 4
125
+ self.info["dpi"] = tuple(x / 39.3701 for x in file_info["pixels_per_meter"])
126
+ if file_info["compression"] == self.BITFIELDS:
127
+ masks = ["r_mask", "g_mask", "b_mask"]
128
+ if len(header_data) >= 48:
129
+ if len(header_data) >= 52:
130
+ masks.append("a_mask")
131
+ else:
132
+ file_info["a_mask"] = 0x0
133
+ for idx, mask in enumerate(masks):
134
+ file_info[mask] = i32(header_data, 36 + idx * 4)
135
+ else:
136
+ # 40 byte headers only have the three components in the
137
+ # bitfields masks, ref:
138
+ # https://msdn.microsoft.com/en-us/library/windows/desktop/dd183376(v=vs.85).aspx
139
+ # See also
140
+ # https://github.com/python-pillow/Pillow/issues/1293
141
+ # There is a 4th component in the RGBQuad, in the alpha
142
+ # location, but it is listed as a reserved component,
143
+ # and it is not generally an alpha channel
144
+ file_info["a_mask"] = 0x0
145
+ for mask in masks:
146
+ file_info[mask] = i32(read(4))
147
+ file_info["rgb_mask"] = (
148
+ file_info["r_mask"],
149
+ file_info["g_mask"],
150
+ file_info["b_mask"],
151
+ )
152
+ file_info["rgba_mask"] = (
153
+ file_info["r_mask"],
154
+ file_info["g_mask"],
155
+ file_info["b_mask"],
156
+ file_info["a_mask"],
157
+ )
158
+ else:
159
+ msg = f"Unsupported BMP header type ({file_info['header_size']})"
160
+ raise OSError(msg)
161
+
162
+ # ------------------ Special case : header is reported 40, which
163
+ # ---------------------- is shorter than real size for bpp >= 16
164
+ self._size = file_info["width"], file_info["height"]
165
+
166
+ # ------- If color count was not found in the header, compute from bits
167
+ file_info["colors"] = (
168
+ file_info["colors"]
169
+ if file_info.get("colors", 0)
170
+ else (1 << file_info["bits"])
171
+ )
172
+ if offset == 14 + file_info["header_size"] and file_info["bits"] <= 8:
173
+ offset += 4 * file_info["colors"]
174
+
175
+ # ---------------------- Check bit depth for unusual unsupported values
176
+ self._mode, raw_mode = BIT2MODE.get(file_info["bits"], (None, None))
177
+ if self.mode is None:
178
+ msg = f"Unsupported BMP pixel depth ({file_info['bits']})"
179
+ raise OSError(msg)
180
+
181
+ # ---------------- Process BMP with Bitfields compression (not palette)
182
+ decoder_name = "raw"
183
+ if file_info["compression"] == self.BITFIELDS:
184
+ SUPPORTED = {
185
+ 32: [
186
+ (0xFF0000, 0xFF00, 0xFF, 0x0),
187
+ (0xFF000000, 0xFF0000, 0xFF00, 0x0),
188
+ (0xFF000000, 0xFF00, 0xFF, 0x0),
189
+ (0xFF000000, 0xFF0000, 0xFF00, 0xFF),
190
+ (0xFF, 0xFF00, 0xFF0000, 0xFF000000),
191
+ (0xFF0000, 0xFF00, 0xFF, 0xFF000000),
192
+ (0xFF000000, 0xFF00, 0xFF, 0xFF0000),
193
+ (0x0, 0x0, 0x0, 0x0),
194
+ ],
195
+ 24: [(0xFF0000, 0xFF00, 0xFF)],
196
+ 16: [(0xF800, 0x7E0, 0x1F), (0x7C00, 0x3E0, 0x1F)],
197
+ }
198
+ MASK_MODES = {
199
+ (32, (0xFF0000, 0xFF00, 0xFF, 0x0)): "BGRX",
200
+ (32, (0xFF000000, 0xFF0000, 0xFF00, 0x0)): "XBGR",
201
+ (32, (0xFF000000, 0xFF00, 0xFF, 0x0)): "BGXR",
202
+ (32, (0xFF000000, 0xFF0000, 0xFF00, 0xFF)): "ABGR",
203
+ (32, (0xFF, 0xFF00, 0xFF0000, 0xFF000000)): "RGBA",
204
+ (32, (0xFF0000, 0xFF00, 0xFF, 0xFF000000)): "BGRA",
205
+ (32, (0xFF000000, 0xFF00, 0xFF, 0xFF0000)): "BGAR",
206
+ (32, (0x0, 0x0, 0x0, 0x0)): "BGRA",
207
+ (24, (0xFF0000, 0xFF00, 0xFF)): "BGR",
208
+ (16, (0xF800, 0x7E0, 0x1F)): "BGR;16",
209
+ (16, (0x7C00, 0x3E0, 0x1F)): "BGR;15",
210
+ }
211
+ if file_info["bits"] in SUPPORTED:
212
+ if (
213
+ file_info["bits"] == 32
214
+ and file_info["rgba_mask"] in SUPPORTED[file_info["bits"]]
215
+ ):
216
+ raw_mode = MASK_MODES[(file_info["bits"], file_info["rgba_mask"])]
217
+ self._mode = "RGBA" if "A" in raw_mode else self.mode
218
+ elif (
219
+ file_info["bits"] in (24, 16)
220
+ and file_info["rgb_mask"] in SUPPORTED[file_info["bits"]]
221
+ ):
222
+ raw_mode = MASK_MODES[(file_info["bits"], file_info["rgb_mask"])]
223
+ else:
224
+ msg = "Unsupported BMP bitfields layout"
225
+ raise OSError(msg)
226
+ else:
227
+ msg = "Unsupported BMP bitfields layout"
228
+ raise OSError(msg)
229
+ elif file_info["compression"] == self.RAW:
230
+ if file_info["bits"] == 32 and header == 22: # 32-bit .cur offset
231
+ raw_mode, self._mode = "BGRA", "RGBA"
232
+ elif file_info["compression"] in (self.RLE8, self.RLE4):
233
+ decoder_name = "bmp_rle"
234
+ else:
235
+ msg = f"Unsupported BMP compression ({file_info['compression']})"
236
+ raise OSError(msg)
237
+
238
+ # --------------- Once the header is processed, process the palette/LUT
239
+ if self.mode == "P": # Paletted for 1, 4 and 8 bit images
240
+ # ---------------------------------------------------- 1-bit images
241
+ if not (0 < file_info["colors"] <= 65536):
242
+ msg = f"Unsupported BMP Palette size ({file_info['colors']})"
243
+ raise OSError(msg)
244
+ else:
245
+ padding = file_info["palette_padding"]
246
+ palette = read(padding * file_info["colors"])
247
+ grayscale = True
248
+ indices = (
249
+ (0, 255)
250
+ if file_info["colors"] == 2
251
+ else list(range(file_info["colors"]))
252
+ )
253
+
254
+ # ----------------- Check if grayscale and ignore palette if so
255
+ for ind, val in enumerate(indices):
256
+ rgb = palette[ind * padding : ind * padding + 3]
257
+ if rgb != o8(val) * 3:
258
+ grayscale = False
259
+
260
+ # ------- If all colors are gray, white or black, ditch palette
261
+ if grayscale:
262
+ self._mode = "1" if file_info["colors"] == 2 else "L"
263
+ raw_mode = self.mode
264
+ else:
265
+ self._mode = "P"
266
+ self.palette = ImagePalette.raw(
267
+ "BGRX" if padding == 4 else "BGR", palette
268
+ )
269
+
270
+ # ---------------------------- Finally set the tile data for the plugin
271
+ self.info["compression"] = file_info["compression"]
272
+ args = [raw_mode]
273
+ if decoder_name == "bmp_rle":
274
+ args.append(file_info["compression"] == self.RLE4)
275
+ else:
276
+ args.append(((file_info["width"] * file_info["bits"] + 31) >> 3) & (~3))
277
+ args.append(file_info["direction"])
278
+ self.tile = [
279
+ (
280
+ decoder_name,
281
+ (0, 0, file_info["width"], file_info["height"]),
282
+ offset or self.fp.tell(),
283
+ tuple(args),
284
+ )
285
+ ]
286
+
287
+ def _open(self) -> None:
288
+ """Open file, check magic number and read header"""
289
+ # read 14 bytes: magic number, filesize, reserved, header final offset
290
+ head_data = self.fp.read(14)
291
+ # choke if the file does not have the required magic bytes
292
+ if not _accept(head_data):
293
+ msg = "Not a BMP file"
294
+ raise SyntaxError(msg)
295
+ # read the start position of the BMP image data (u32)
296
+ offset = i32(head_data, 10)
297
+ # load bitmap information (offset=raster info)
298
+ self._bitmap(offset=offset)
299
+
300
+
301
+ class BmpRleDecoder(ImageFile.PyDecoder):
302
+ _pulls_fd = True
303
+
304
+ def decode(self, buffer: bytes) -> tuple[int, int]:
305
+ assert self.fd is not None
306
+ rle4 = self.args[1]
307
+ data = bytearray()
308
+ x = 0
309
+ dest_length = self.state.xsize * self.state.ysize
310
+ while len(data) < dest_length:
311
+ pixels = self.fd.read(1)
312
+ byte = self.fd.read(1)
313
+ if not pixels or not byte:
314
+ break
315
+ num_pixels = pixels[0]
316
+ if num_pixels:
317
+ # encoded mode
318
+ if x + num_pixels > self.state.xsize:
319
+ # Too much data for row
320
+ num_pixels = max(0, self.state.xsize - x)
321
+ if rle4:
322
+ first_pixel = o8(byte[0] >> 4)
323
+ second_pixel = o8(byte[0] & 0x0F)
324
+ for index in range(num_pixels):
325
+ if index % 2 == 0:
326
+ data += first_pixel
327
+ else:
328
+ data += second_pixel
329
+ else:
330
+ data += byte * num_pixels
331
+ x += num_pixels
332
+ else:
333
+ if byte[0] == 0:
334
+ # end of line
335
+ while len(data) % self.state.xsize != 0:
336
+ data += b"\x00"
337
+ x = 0
338
+ elif byte[0] == 1:
339
+ # end of bitmap
340
+ break
341
+ elif byte[0] == 2:
342
+ # delta
343
+ bytes_read = self.fd.read(2)
344
+ if len(bytes_read) < 2:
345
+ break
346
+ right, up = self.fd.read(2)
347
+ data += b"\x00" * (right + up * self.state.xsize)
348
+ x = len(data) % self.state.xsize
349
+ else:
350
+ # absolute mode
351
+ if rle4:
352
+ # 2 pixels per byte
353
+ byte_count = byte[0] // 2
354
+ bytes_read = self.fd.read(byte_count)
355
+ for byte_read in bytes_read:
356
+ data += o8(byte_read >> 4)
357
+ data += o8(byte_read & 0x0F)
358
+ else:
359
+ byte_count = byte[0]
360
+ bytes_read = self.fd.read(byte_count)
361
+ data += bytes_read
362
+ if len(bytes_read) < byte_count:
363
+ break
364
+ x += byte[0]
365
+
366
+ # align to 16-bit word boundary
367
+ if self.fd.tell() % 2 != 0:
368
+ self.fd.seek(1, os.SEEK_CUR)
369
+ rawmode = "L" if self.mode == "L" else "P"
370
+ self.set_as_raw(bytes(data), (rawmode, 0, self.args[-1]))
371
+ return -1, 0
372
+
373
+
374
+ # =============================================================================
375
+ # Image plugin for the DIB format (BMP alias)
376
+ # =============================================================================
377
+ class DibImageFile(BmpImageFile):
378
+ format = "DIB"
379
+ format_description = "Windows Bitmap"
380
+
381
+ def _open(self) -> None:
382
+ self._bitmap()
383
+
384
+
385
+ #
386
+ # --------------------------------------------------------------------
387
+ # Write BMP file
388
+
389
+
390
+ SAVE = {
391
+ "1": ("1", 1, 2),
392
+ "L": ("L", 8, 256),
393
+ "P": ("P", 8, 256),
394
+ "RGB": ("BGR", 24, 0),
395
+ "RGBA": ("BGRA", 32, 0),
396
+ }
397
+
398
+
399
+ def _dib_save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
400
+ _save(im, fp, filename, False)
401
+
402
+
403
+ def _save(
404
+ im: Image.Image, fp: IO[bytes], filename: str | bytes, bitmap_header: bool = True
405
+ ) -> None:
406
+ try:
407
+ rawmode, bits, colors = SAVE[im.mode]
408
+ except KeyError as e:
409
+ msg = f"cannot write mode {im.mode} as BMP"
410
+ raise OSError(msg) from e
411
+
412
+ info = im.encoderinfo
413
+
414
+ dpi = info.get("dpi", (96, 96))
415
+
416
+ # 1 meter == 39.3701 inches
417
+ ppm = tuple(int(x * 39.3701 + 0.5) for x in dpi)
418
+
419
+ stride = ((im.size[0] * bits + 7) // 8 + 3) & (~3)
420
+ header = 40 # or 64 for OS/2 version 2
421
+ image = stride * im.size[1]
422
+
423
+ if im.mode == "1":
424
+ palette = b"".join(o8(i) * 4 for i in (0, 255))
425
+ elif im.mode == "L":
426
+ palette = b"".join(o8(i) * 4 for i in range(256))
427
+ elif im.mode == "P":
428
+ palette = im.im.getpalette("RGB", "BGRX")
429
+ colors = len(palette) // 4
430
+ else:
431
+ palette = None
432
+
433
+ # bitmap header
434
+ if bitmap_header:
435
+ offset = 14 + header + colors * 4
436
+ file_size = offset + image
437
+ if file_size > 2**32 - 1:
438
+ msg = "File size is too large for the BMP format"
439
+ raise ValueError(msg)
440
+ fp.write(
441
+ b"BM" # file type (magic)
442
+ + o32(file_size) # file size
443
+ + o32(0) # reserved
444
+ + o32(offset) # image data offset
445
+ )
446
+
447
+ # bitmap info header
448
+ fp.write(
449
+ o32(header) # info header size
450
+ + o32(im.size[0]) # width
451
+ + o32(im.size[1]) # height
452
+ + o16(1) # planes
453
+ + o16(bits) # depth
454
+ + o32(0) # compression (0=uncompressed)
455
+ + o32(image) # size of bitmap
456
+ + o32(ppm[0]) # resolution
457
+ + o32(ppm[1]) # resolution
458
+ + o32(colors) # colors used
459
+ + o32(colors) # colors important
460
+ )
461
+
462
+ fp.write(b"\0" * (header - 40)) # padding (for OS/2 format)
463
+
464
+ if palette:
465
+ fp.write(palette)
466
+
467
+ ImageFile._save(im, fp, [("raw", (0, 0) + im.size, 0, (rawmode, stride, -1))])
468
+
469
+
470
+ #
471
+ # --------------------------------------------------------------------
472
+ # Registry
473
+
474
+
475
+ Image.register_open(BmpImageFile.format, BmpImageFile, _accept)
476
+ Image.register_save(BmpImageFile.format, _save)
477
+
478
+ Image.register_extension(BmpImageFile.format, ".bmp")
479
+
480
+ Image.register_mime(BmpImageFile.format, "image/bmp")
481
+
482
+ Image.register_decoder("bmp_rle", BmpRleDecoder)
483
+
484
+ Image.register_open(DibImageFile.format, DibImageFile, _dib_accept)
485
+ Image.register_save(DibImageFile.format, _dib_save)
486
+
487
+ Image.register_extension(DibImageFile.format, ".dib")
488
+
489
+ Image.register_mime(DibImageFile.format, "image/bmp")
MLPY/Lib/site-packages/PIL/BufrStubImagePlugin.py ADDED
@@ -0,0 +1,76 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # BUFR stub adapter
6
+ #
7
+ # Copyright (c) 1996-2003 by Fredrik Lundh
8
+ #
9
+ # See the README file for information on usage and redistribution.
10
+ #
11
+ from __future__ import annotations
12
+
13
+ from typing import IO
14
+
15
+ from . import Image, ImageFile
16
+
17
+ _handler = None
18
+
19
+
20
+ def register_handler(handler: ImageFile.StubHandler | None) -> None:
21
+ """
22
+ Install application-specific BUFR image handler.
23
+
24
+ :param handler: Handler object.
25
+ """
26
+ global _handler
27
+ _handler = handler
28
+
29
+
30
+ # --------------------------------------------------------------------
31
+ # Image adapter
32
+
33
+
34
+ def _accept(prefix: bytes) -> bool:
35
+ return prefix[:4] == b"BUFR" or prefix[:4] == b"ZCZC"
36
+
37
+
38
+ class BufrStubImageFile(ImageFile.StubImageFile):
39
+ format = "BUFR"
40
+ format_description = "BUFR"
41
+
42
+ def _open(self) -> None:
43
+ offset = self.fp.tell()
44
+
45
+ if not _accept(self.fp.read(4)):
46
+ msg = "Not a BUFR file"
47
+ raise SyntaxError(msg)
48
+
49
+ self.fp.seek(offset)
50
+
51
+ # make something up
52
+ self._mode = "F"
53
+ self._size = 1, 1
54
+
55
+ loader = self._load()
56
+ if loader:
57
+ loader.open(self)
58
+
59
+ def _load(self) -> ImageFile.StubHandler | None:
60
+ return _handler
61
+
62
+
63
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
64
+ if _handler is None or not hasattr(_handler, "save"):
65
+ msg = "BUFR save handler not installed"
66
+ raise OSError(msg)
67
+ _handler.save(im, fp, filename)
68
+
69
+
70
+ # --------------------------------------------------------------------
71
+ # Registry
72
+
73
+ Image.register_open(BufrStubImageFile.format, BufrStubImageFile, _accept)
74
+ Image.register_save(BufrStubImageFile.format, _save)
75
+
76
+ Image.register_extension(BufrStubImageFile.format, ".bufr")
MLPY/Lib/site-packages/PIL/ContainerIO.py ADDED
@@ -0,0 +1,121 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # a class to read from a container file
6
+ #
7
+ # History:
8
+ # 1995-06-18 fl Created
9
+ # 1995-09-07 fl Added readline(), readlines()
10
+ #
11
+ # Copyright (c) 1997-2001 by Secret Labs AB
12
+ # Copyright (c) 1995 by Fredrik Lundh
13
+ #
14
+ # See the README file for information on usage and redistribution.
15
+ #
16
+ from __future__ import annotations
17
+
18
+ import io
19
+ from typing import IO, AnyStr, Generic, Literal
20
+
21
+
22
+ class ContainerIO(Generic[AnyStr]):
23
+ """
24
+ A file object that provides read access to a part of an existing
25
+ file (for example a TAR file).
26
+ """
27
+
28
+ def __init__(self, file: IO[AnyStr], offset: int, length: int) -> None:
29
+ """
30
+ Create file object.
31
+
32
+ :param file: Existing file.
33
+ :param offset: Start of region, in bytes.
34
+ :param length: Size of region, in bytes.
35
+ """
36
+ self.fh: IO[AnyStr] = file
37
+ self.pos = 0
38
+ self.offset = offset
39
+ self.length = length
40
+ self.fh.seek(offset)
41
+
42
+ ##
43
+ # Always false.
44
+
45
+ def isatty(self) -> bool:
46
+ return False
47
+
48
+ def seek(self, offset: int, mode: Literal[0, 1, 2] = io.SEEK_SET) -> None:
49
+ """
50
+ Move file pointer.
51
+
52
+ :param offset: Offset in bytes.
53
+ :param mode: Starting position. Use 0 for beginning of region, 1
54
+ for current offset, and 2 for end of region. You cannot move
55
+ the pointer outside the defined region.
56
+ """
57
+ if mode == 1:
58
+ self.pos = self.pos + offset
59
+ elif mode == 2:
60
+ self.pos = self.length + offset
61
+ else:
62
+ self.pos = offset
63
+ # clamp
64
+ self.pos = max(0, min(self.pos, self.length))
65
+ self.fh.seek(self.offset + self.pos)
66
+
67
+ def tell(self) -> int:
68
+ """
69
+ Get current file pointer.
70
+
71
+ :returns: Offset from start of region, in bytes.
72
+ """
73
+ return self.pos
74
+
75
+ def read(self, n: int = 0) -> AnyStr:
76
+ """
77
+ Read data.
78
+
79
+ :param n: Number of bytes to read. If omitted or zero,
80
+ read until end of region.
81
+ :returns: An 8-bit string.
82
+ """
83
+ if n:
84
+ n = min(n, self.length - self.pos)
85
+ else:
86
+ n = self.length - self.pos
87
+ if not n: # EOF
88
+ return b"" if "b" in self.fh.mode else "" # type: ignore[return-value]
89
+ self.pos = self.pos + n
90
+ return self.fh.read(n)
91
+
92
+ def readline(self) -> AnyStr:
93
+ """
94
+ Read a line of text.
95
+
96
+ :returns: An 8-bit string.
97
+ """
98
+ s: AnyStr = b"" if "b" in self.fh.mode else "" # type: ignore[assignment]
99
+ newline_character = b"\n" if "b" in self.fh.mode else "\n"
100
+ while True:
101
+ c = self.read(1)
102
+ if not c:
103
+ break
104
+ s = s + c
105
+ if c == newline_character:
106
+ break
107
+ return s
108
+
109
+ def readlines(self) -> list[AnyStr]:
110
+ """
111
+ Read multiple lines of text.
112
+
113
+ :returns: A list of 8-bit strings.
114
+ """
115
+ lines = []
116
+ while True:
117
+ s = self.readline()
118
+ if not s:
119
+ break
120
+ lines.append(s)
121
+ return lines
MLPY/Lib/site-packages/PIL/CurImagePlugin.py ADDED
@@ -0,0 +1,75 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # Windows Cursor support for PIL
6
+ #
7
+ # notes:
8
+ # uses BmpImagePlugin.py to read the bitmap data.
9
+ #
10
+ # history:
11
+ # 96-05-27 fl Created
12
+ #
13
+ # Copyright (c) Secret Labs AB 1997.
14
+ # Copyright (c) Fredrik Lundh 1996.
15
+ #
16
+ # See the README file for information on usage and redistribution.
17
+ #
18
+ from __future__ import annotations
19
+
20
+ from . import BmpImagePlugin, Image
21
+ from ._binary import i16le as i16
22
+ from ._binary import i32le as i32
23
+
24
+ #
25
+ # --------------------------------------------------------------------
26
+
27
+
28
+ def _accept(prefix: bytes) -> bool:
29
+ return prefix[:4] == b"\0\0\2\0"
30
+
31
+
32
+ ##
33
+ # Image plugin for Windows Cursor files.
34
+
35
+
36
+ class CurImageFile(BmpImagePlugin.BmpImageFile):
37
+ format = "CUR"
38
+ format_description = "Windows Cursor"
39
+
40
+ def _open(self) -> None:
41
+ offset = self.fp.tell()
42
+
43
+ # check magic
44
+ s = self.fp.read(6)
45
+ if not _accept(s):
46
+ msg = "not a CUR file"
47
+ raise SyntaxError(msg)
48
+
49
+ # pick the largest cursor in the file
50
+ m = b""
51
+ for i in range(i16(s, 4)):
52
+ s = self.fp.read(16)
53
+ if not m:
54
+ m = s
55
+ elif s[0] > m[0] and s[1] > m[1]:
56
+ m = s
57
+ if not m:
58
+ msg = "No cursors were found"
59
+ raise TypeError(msg)
60
+
61
+ # load as bitmap
62
+ self._bitmap(i32(m, 12) + offset)
63
+
64
+ # patch up the bitmap height
65
+ self._size = self.size[0], self.size[1] // 2
66
+ d, e, o, a = self.tile[0]
67
+ self.tile[0] = d, (0, 0) + self.size, o, a
68
+
69
+
70
+ #
71
+ # --------------------------------------------------------------------
72
+
73
+ Image.register_open(CurImageFile.format, CurImageFile, _accept)
74
+
75
+ Image.register_extension(CurImageFile.format, ".cur")
MLPY/Lib/site-packages/PIL/DcxImagePlugin.py ADDED
@@ -0,0 +1,80 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # DCX file handling
6
+ #
7
+ # DCX is a container file format defined by Intel, commonly used
8
+ # for fax applications. Each DCX file consists of a directory
9
+ # (a list of file offsets) followed by a set of (usually 1-bit)
10
+ # PCX files.
11
+ #
12
+ # History:
13
+ # 1995-09-09 fl Created
14
+ # 1996-03-20 fl Properly derived from PcxImageFile.
15
+ # 1998-07-15 fl Renamed offset attribute to avoid name clash
16
+ # 2002-07-30 fl Fixed file handling
17
+ #
18
+ # Copyright (c) 1997-98 by Secret Labs AB.
19
+ # Copyright (c) 1995-96 by Fredrik Lundh.
20
+ #
21
+ # See the README file for information on usage and redistribution.
22
+ #
23
+ from __future__ import annotations
24
+
25
+ from . import Image
26
+ from ._binary import i32le as i32
27
+ from .PcxImagePlugin import PcxImageFile
28
+
29
+ MAGIC = 0x3ADE68B1 # QUIZ: what's this value, then?
30
+
31
+
32
+ def _accept(prefix: bytes) -> bool:
33
+ return len(prefix) >= 4 and i32(prefix) == MAGIC
34
+
35
+
36
+ ##
37
+ # Image plugin for the Intel DCX format.
38
+
39
+
40
+ class DcxImageFile(PcxImageFile):
41
+ format = "DCX"
42
+ format_description = "Intel DCX"
43
+ _close_exclusive_fp_after_loading = False
44
+
45
+ def _open(self) -> None:
46
+ # Header
47
+ s = self.fp.read(4)
48
+ if not _accept(s):
49
+ msg = "not a DCX file"
50
+ raise SyntaxError(msg)
51
+
52
+ # Component directory
53
+ self._offset = []
54
+ for i in range(1024):
55
+ offset = i32(self.fp.read(4))
56
+ if not offset:
57
+ break
58
+ self._offset.append(offset)
59
+
60
+ self._fp = self.fp
61
+ self.frame = -1
62
+ self.n_frames = len(self._offset)
63
+ self.is_animated = self.n_frames > 1
64
+ self.seek(0)
65
+
66
+ def seek(self, frame: int) -> None:
67
+ if not self._seek_check(frame):
68
+ return
69
+ self.frame = frame
70
+ self.fp = self._fp
71
+ self.fp.seek(self._offset[frame])
72
+ PcxImageFile._open(self)
73
+
74
+ def tell(self) -> int:
75
+ return self.frame
76
+
77
+
78
+ Image.register_open(DcxImageFile.format, DcxImageFile, _accept)
79
+
80
+ Image.register_extension(DcxImageFile.format, ".dcx")
MLPY/Lib/site-packages/PIL/DdsImagePlugin.py ADDED
@@ -0,0 +1,575 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ """
2
+ A Pillow loader for .dds files (S3TC-compressed aka DXTC)
3
+ Jerome Leclanche <[email protected]>
4
+
5
+ Documentation:
6
+ https://web.archive.org/web/20170802060935/http://oss.sgi.com/projects/ogl-sample/registry/EXT/texture_compression_s3tc.txt
7
+
8
+ The contents of this file are hereby released in the public domain (CC0)
9
+ Full text of the CC0 license:
10
+ https://creativecommons.org/publicdomain/zero/1.0/
11
+ """
12
+
13
+ from __future__ import annotations
14
+
15
+ import io
16
+ import struct
17
+ import sys
18
+ from enum import IntEnum, IntFlag
19
+ from typing import IO
20
+
21
+ from . import Image, ImageFile, ImagePalette
22
+ from ._binary import i32le as i32
23
+ from ._binary import o8
24
+ from ._binary import o32le as o32
25
+
26
+ # Magic ("DDS ")
27
+ DDS_MAGIC = 0x20534444
28
+
29
+
30
+ # DDS flags
31
+ class DDSD(IntFlag):
32
+ CAPS = 0x1
33
+ HEIGHT = 0x2
34
+ WIDTH = 0x4
35
+ PITCH = 0x8
36
+ PIXELFORMAT = 0x1000
37
+ MIPMAPCOUNT = 0x20000
38
+ LINEARSIZE = 0x80000
39
+ DEPTH = 0x800000
40
+
41
+
42
+ # DDS caps
43
+ class DDSCAPS(IntFlag):
44
+ COMPLEX = 0x8
45
+ TEXTURE = 0x1000
46
+ MIPMAP = 0x400000
47
+
48
+
49
+ class DDSCAPS2(IntFlag):
50
+ CUBEMAP = 0x200
51
+ CUBEMAP_POSITIVEX = 0x400
52
+ CUBEMAP_NEGATIVEX = 0x800
53
+ CUBEMAP_POSITIVEY = 0x1000
54
+ CUBEMAP_NEGATIVEY = 0x2000
55
+ CUBEMAP_POSITIVEZ = 0x4000
56
+ CUBEMAP_NEGATIVEZ = 0x8000
57
+ VOLUME = 0x200000
58
+
59
+
60
+ # Pixel Format
61
+ class DDPF(IntFlag):
62
+ ALPHAPIXELS = 0x1
63
+ ALPHA = 0x2
64
+ FOURCC = 0x4
65
+ PALETTEINDEXED8 = 0x20
66
+ RGB = 0x40
67
+ LUMINANCE = 0x20000
68
+
69
+
70
+ # dxgiformat.h
71
+ class DXGI_FORMAT(IntEnum):
72
+ UNKNOWN = 0
73
+ R32G32B32A32_TYPELESS = 1
74
+ R32G32B32A32_FLOAT = 2
75
+ R32G32B32A32_UINT = 3
76
+ R32G32B32A32_SINT = 4
77
+ R32G32B32_TYPELESS = 5
78
+ R32G32B32_FLOAT = 6
79
+ R32G32B32_UINT = 7
80
+ R32G32B32_SINT = 8
81
+ R16G16B16A16_TYPELESS = 9
82
+ R16G16B16A16_FLOAT = 10
83
+ R16G16B16A16_UNORM = 11
84
+ R16G16B16A16_UINT = 12
85
+ R16G16B16A16_SNORM = 13
86
+ R16G16B16A16_SINT = 14
87
+ R32G32_TYPELESS = 15
88
+ R32G32_FLOAT = 16
89
+ R32G32_UINT = 17
90
+ R32G32_SINT = 18
91
+ R32G8X24_TYPELESS = 19
92
+ D32_FLOAT_S8X24_UINT = 20
93
+ R32_FLOAT_X8X24_TYPELESS = 21
94
+ X32_TYPELESS_G8X24_UINT = 22
95
+ R10G10B10A2_TYPELESS = 23
96
+ R10G10B10A2_UNORM = 24
97
+ R10G10B10A2_UINT = 25
98
+ R11G11B10_FLOAT = 26
99
+ R8G8B8A8_TYPELESS = 27
100
+ R8G8B8A8_UNORM = 28
101
+ R8G8B8A8_UNORM_SRGB = 29
102
+ R8G8B8A8_UINT = 30
103
+ R8G8B8A8_SNORM = 31
104
+ R8G8B8A8_SINT = 32
105
+ R16G16_TYPELESS = 33
106
+ R16G16_FLOAT = 34
107
+ R16G16_UNORM = 35
108
+ R16G16_UINT = 36
109
+ R16G16_SNORM = 37
110
+ R16G16_SINT = 38
111
+ R32_TYPELESS = 39
112
+ D32_FLOAT = 40
113
+ R32_FLOAT = 41
114
+ R32_UINT = 42
115
+ R32_SINT = 43
116
+ R24G8_TYPELESS = 44
117
+ D24_UNORM_S8_UINT = 45
118
+ R24_UNORM_X8_TYPELESS = 46
119
+ X24_TYPELESS_G8_UINT = 47
120
+ R8G8_TYPELESS = 48
121
+ R8G8_UNORM = 49
122
+ R8G8_UINT = 50
123
+ R8G8_SNORM = 51
124
+ R8G8_SINT = 52
125
+ R16_TYPELESS = 53
126
+ R16_FLOAT = 54
127
+ D16_UNORM = 55
128
+ R16_UNORM = 56
129
+ R16_UINT = 57
130
+ R16_SNORM = 58
131
+ R16_SINT = 59
132
+ R8_TYPELESS = 60
133
+ R8_UNORM = 61
134
+ R8_UINT = 62
135
+ R8_SNORM = 63
136
+ R8_SINT = 64
137
+ A8_UNORM = 65
138
+ R1_UNORM = 66
139
+ R9G9B9E5_SHAREDEXP = 67
140
+ R8G8_B8G8_UNORM = 68
141
+ G8R8_G8B8_UNORM = 69
142
+ BC1_TYPELESS = 70
143
+ BC1_UNORM = 71
144
+ BC1_UNORM_SRGB = 72
145
+ BC2_TYPELESS = 73
146
+ BC2_UNORM = 74
147
+ BC2_UNORM_SRGB = 75
148
+ BC3_TYPELESS = 76
149
+ BC3_UNORM = 77
150
+ BC3_UNORM_SRGB = 78
151
+ BC4_TYPELESS = 79
152
+ BC4_UNORM = 80
153
+ BC4_SNORM = 81
154
+ BC5_TYPELESS = 82
155
+ BC5_UNORM = 83
156
+ BC5_SNORM = 84
157
+ B5G6R5_UNORM = 85
158
+ B5G5R5A1_UNORM = 86
159
+ B8G8R8A8_UNORM = 87
160
+ B8G8R8X8_UNORM = 88
161
+ R10G10B10_XR_BIAS_A2_UNORM = 89
162
+ B8G8R8A8_TYPELESS = 90
163
+ B8G8R8A8_UNORM_SRGB = 91
164
+ B8G8R8X8_TYPELESS = 92
165
+ B8G8R8X8_UNORM_SRGB = 93
166
+ BC6H_TYPELESS = 94
167
+ BC6H_UF16 = 95
168
+ BC6H_SF16 = 96
169
+ BC7_TYPELESS = 97
170
+ BC7_UNORM = 98
171
+ BC7_UNORM_SRGB = 99
172
+ AYUV = 100
173
+ Y410 = 101
174
+ Y416 = 102
175
+ NV12 = 103
176
+ P010 = 104
177
+ P016 = 105
178
+ OPAQUE_420 = 106
179
+ YUY2 = 107
180
+ Y210 = 108
181
+ Y216 = 109
182
+ NV11 = 110
183
+ AI44 = 111
184
+ IA44 = 112
185
+ P8 = 113
186
+ A8P8 = 114
187
+ B4G4R4A4_UNORM = 115
188
+ P208 = 130
189
+ V208 = 131
190
+ V408 = 132
191
+ SAMPLER_FEEDBACK_MIN_MIP_OPAQUE = 189
192
+ SAMPLER_FEEDBACK_MIP_REGION_USED_OPAQUE = 190
193
+
194
+
195
+ class D3DFMT(IntEnum):
196
+ UNKNOWN = 0
197
+ R8G8B8 = 20
198
+ A8R8G8B8 = 21
199
+ X8R8G8B8 = 22
200
+ R5G6B5 = 23
201
+ X1R5G5B5 = 24
202
+ A1R5G5B5 = 25
203
+ A4R4G4B4 = 26
204
+ R3G3B2 = 27
205
+ A8 = 28
206
+ A8R3G3B2 = 29
207
+ X4R4G4B4 = 30
208
+ A2B10G10R10 = 31
209
+ A8B8G8R8 = 32
210
+ X8B8G8R8 = 33
211
+ G16R16 = 34
212
+ A2R10G10B10 = 35
213
+ A16B16G16R16 = 36
214
+ A8P8 = 40
215
+ P8 = 41
216
+ L8 = 50
217
+ A8L8 = 51
218
+ A4L4 = 52
219
+ V8U8 = 60
220
+ L6V5U5 = 61
221
+ X8L8V8U8 = 62
222
+ Q8W8V8U8 = 63
223
+ V16U16 = 64
224
+ A2W10V10U10 = 67
225
+ D16_LOCKABLE = 70
226
+ D32 = 71
227
+ D15S1 = 73
228
+ D24S8 = 75
229
+ D24X8 = 77
230
+ D24X4S4 = 79
231
+ D16 = 80
232
+ D32F_LOCKABLE = 82
233
+ D24FS8 = 83
234
+ D32_LOCKABLE = 84
235
+ S8_LOCKABLE = 85
236
+ L16 = 81
237
+ VERTEXDATA = 100
238
+ INDEX16 = 101
239
+ INDEX32 = 102
240
+ Q16W16V16U16 = 110
241
+ R16F = 111
242
+ G16R16F = 112
243
+ A16B16G16R16F = 113
244
+ R32F = 114
245
+ G32R32F = 115
246
+ A32B32G32R32F = 116
247
+ CxV8U8 = 117
248
+ A1 = 118
249
+ A2B10G10R10_XR_BIAS = 119
250
+ BINARYBUFFER = 199
251
+
252
+ UYVY = i32(b"UYVY")
253
+ R8G8_B8G8 = i32(b"RGBG")
254
+ YUY2 = i32(b"YUY2")
255
+ G8R8_G8B8 = i32(b"GRGB")
256
+ DXT1 = i32(b"DXT1")
257
+ DXT2 = i32(b"DXT2")
258
+ DXT3 = i32(b"DXT3")
259
+ DXT4 = i32(b"DXT4")
260
+ DXT5 = i32(b"DXT5")
261
+ DX10 = i32(b"DX10")
262
+ BC4S = i32(b"BC4S")
263
+ BC4U = i32(b"BC4U")
264
+ BC5S = i32(b"BC5S")
265
+ BC5U = i32(b"BC5U")
266
+ ATI1 = i32(b"ATI1")
267
+ ATI2 = i32(b"ATI2")
268
+ MULTI2_ARGB8 = i32(b"MET1")
269
+
270
+
271
+ # Backward compatibility layer
272
+ module = sys.modules[__name__]
273
+ for item in DDSD:
274
+ assert item.name is not None
275
+ setattr(module, f"DDSD_{item.name}", item.value)
276
+ for item1 in DDSCAPS:
277
+ assert item1.name is not None
278
+ setattr(module, f"DDSCAPS_{item1.name}", item1.value)
279
+ for item2 in DDSCAPS2:
280
+ assert item2.name is not None
281
+ setattr(module, f"DDSCAPS2_{item2.name}", item2.value)
282
+ for item3 in DDPF:
283
+ assert item3.name is not None
284
+ setattr(module, f"DDPF_{item3.name}", item3.value)
285
+
286
+ DDS_FOURCC = DDPF.FOURCC
287
+ DDS_RGB = DDPF.RGB
288
+ DDS_RGBA = DDPF.RGB | DDPF.ALPHAPIXELS
289
+ DDS_LUMINANCE = DDPF.LUMINANCE
290
+ DDS_LUMINANCEA = DDPF.LUMINANCE | DDPF.ALPHAPIXELS
291
+ DDS_ALPHA = DDPF.ALPHA
292
+ DDS_PAL8 = DDPF.PALETTEINDEXED8
293
+
294
+ DDS_HEADER_FLAGS_TEXTURE = DDSD.CAPS | DDSD.HEIGHT | DDSD.WIDTH | DDSD.PIXELFORMAT
295
+ DDS_HEADER_FLAGS_MIPMAP = DDSD.MIPMAPCOUNT
296
+ DDS_HEADER_FLAGS_VOLUME = DDSD.DEPTH
297
+ DDS_HEADER_FLAGS_PITCH = DDSD.PITCH
298
+ DDS_HEADER_FLAGS_LINEARSIZE = DDSD.LINEARSIZE
299
+
300
+ DDS_HEIGHT = DDSD.HEIGHT
301
+ DDS_WIDTH = DDSD.WIDTH
302
+
303
+ DDS_SURFACE_FLAGS_TEXTURE = DDSCAPS.TEXTURE
304
+ DDS_SURFACE_FLAGS_MIPMAP = DDSCAPS.COMPLEX | DDSCAPS.MIPMAP
305
+ DDS_SURFACE_FLAGS_CUBEMAP = DDSCAPS.COMPLEX
306
+
307
+ DDS_CUBEMAP_POSITIVEX = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_POSITIVEX
308
+ DDS_CUBEMAP_NEGATIVEX = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_NEGATIVEX
309
+ DDS_CUBEMAP_POSITIVEY = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_POSITIVEY
310
+ DDS_CUBEMAP_NEGATIVEY = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_NEGATIVEY
311
+ DDS_CUBEMAP_POSITIVEZ = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_POSITIVEZ
312
+ DDS_CUBEMAP_NEGATIVEZ = DDSCAPS2.CUBEMAP | DDSCAPS2.CUBEMAP_NEGATIVEZ
313
+
314
+ DXT1_FOURCC = D3DFMT.DXT1
315
+ DXT3_FOURCC = D3DFMT.DXT3
316
+ DXT5_FOURCC = D3DFMT.DXT5
317
+
318
+ DXGI_FORMAT_R8G8B8A8_TYPELESS = DXGI_FORMAT.R8G8B8A8_TYPELESS
319
+ DXGI_FORMAT_R8G8B8A8_UNORM = DXGI_FORMAT.R8G8B8A8_UNORM
320
+ DXGI_FORMAT_R8G8B8A8_UNORM_SRGB = DXGI_FORMAT.R8G8B8A8_UNORM_SRGB
321
+ DXGI_FORMAT_BC5_TYPELESS = DXGI_FORMAT.BC5_TYPELESS
322
+ DXGI_FORMAT_BC5_UNORM = DXGI_FORMAT.BC5_UNORM
323
+ DXGI_FORMAT_BC5_SNORM = DXGI_FORMAT.BC5_SNORM
324
+ DXGI_FORMAT_BC6H_UF16 = DXGI_FORMAT.BC6H_UF16
325
+ DXGI_FORMAT_BC6H_SF16 = DXGI_FORMAT.BC6H_SF16
326
+ DXGI_FORMAT_BC7_TYPELESS = DXGI_FORMAT.BC7_TYPELESS
327
+ DXGI_FORMAT_BC7_UNORM = DXGI_FORMAT.BC7_UNORM
328
+ DXGI_FORMAT_BC7_UNORM_SRGB = DXGI_FORMAT.BC7_UNORM_SRGB
329
+
330
+
331
+ class DdsImageFile(ImageFile.ImageFile):
332
+ format = "DDS"
333
+ format_description = "DirectDraw Surface"
334
+
335
+ def _open(self) -> None:
336
+ if not _accept(self.fp.read(4)):
337
+ msg = "not a DDS file"
338
+ raise SyntaxError(msg)
339
+ (header_size,) = struct.unpack("<I", self.fp.read(4))
340
+ if header_size != 124:
341
+ msg = f"Unsupported header size {repr(header_size)}"
342
+ raise OSError(msg)
343
+ header_bytes = self.fp.read(header_size - 4)
344
+ if len(header_bytes) != 120:
345
+ msg = f"Incomplete header: {len(header_bytes)} bytes"
346
+ raise OSError(msg)
347
+ header = io.BytesIO(header_bytes)
348
+
349
+ flags, height, width = struct.unpack("<3I", header.read(12))
350
+ self._size = (width, height)
351
+ extents = (0, 0) + self.size
352
+
353
+ pitch, depth, mipmaps = struct.unpack("<3I", header.read(12))
354
+ struct.unpack("<11I", header.read(44)) # reserved
355
+
356
+ # pixel format
357
+ pfsize, pfflags, fourcc, bitcount = struct.unpack("<4I", header.read(16))
358
+ n = 0
359
+ rawmode = None
360
+ if pfflags & DDPF.RGB:
361
+ # Texture contains uncompressed RGB data
362
+ if pfflags & DDPF.ALPHAPIXELS:
363
+ self._mode = "RGBA"
364
+ mask_count = 4
365
+ else:
366
+ self._mode = "RGB"
367
+ mask_count = 3
368
+
369
+ masks = struct.unpack(f"<{mask_count}I", header.read(mask_count * 4))
370
+ self.tile = [("dds_rgb", extents, 0, (bitcount, masks))]
371
+ return
372
+ elif pfflags & DDPF.LUMINANCE:
373
+ if bitcount == 8:
374
+ self._mode = "L"
375
+ elif bitcount == 16 and pfflags & DDPF.ALPHAPIXELS:
376
+ self._mode = "LA"
377
+ else:
378
+ msg = f"Unsupported bitcount {bitcount} for {pfflags}"
379
+ raise OSError(msg)
380
+ elif pfflags & DDPF.PALETTEINDEXED8:
381
+ self._mode = "P"
382
+ self.palette = ImagePalette.raw("RGBA", self.fp.read(1024))
383
+ self.palette.mode = "RGBA"
384
+ elif pfflags & DDPF.FOURCC:
385
+ offset = header_size + 4
386
+ if fourcc == D3DFMT.DXT1:
387
+ self._mode = "RGBA"
388
+ self.pixel_format = "DXT1"
389
+ n = 1
390
+ elif fourcc == D3DFMT.DXT3:
391
+ self._mode = "RGBA"
392
+ self.pixel_format = "DXT3"
393
+ n = 2
394
+ elif fourcc == D3DFMT.DXT5:
395
+ self._mode = "RGBA"
396
+ self.pixel_format = "DXT5"
397
+ n = 3
398
+ elif fourcc in (D3DFMT.BC4U, D3DFMT.ATI1):
399
+ self._mode = "L"
400
+ self.pixel_format = "BC4"
401
+ n = 4
402
+ elif fourcc == D3DFMT.BC5S:
403
+ self._mode = "RGB"
404
+ self.pixel_format = "BC5S"
405
+ n = 5
406
+ elif fourcc in (D3DFMT.BC5U, D3DFMT.ATI2):
407
+ self._mode = "RGB"
408
+ self.pixel_format = "BC5"
409
+ n = 5
410
+ elif fourcc == D3DFMT.DX10:
411
+ offset += 20
412
+ # ignoring flags which pertain to volume textures and cubemaps
413
+ (dxgi_format,) = struct.unpack("<I", self.fp.read(4))
414
+ self.fp.read(16)
415
+ if dxgi_format in (
416
+ DXGI_FORMAT.BC1_UNORM,
417
+ DXGI_FORMAT.BC1_TYPELESS,
418
+ ):
419
+ self._mode = "RGBA"
420
+ self.pixel_format = "BC1"
421
+ n = 1
422
+ elif dxgi_format in (DXGI_FORMAT.BC4_TYPELESS, DXGI_FORMAT.BC4_UNORM):
423
+ self._mode = "L"
424
+ self.pixel_format = "BC4"
425
+ n = 4
426
+ elif dxgi_format in (DXGI_FORMAT.BC5_TYPELESS, DXGI_FORMAT.BC5_UNORM):
427
+ self._mode = "RGB"
428
+ self.pixel_format = "BC5"
429
+ n = 5
430
+ elif dxgi_format == DXGI_FORMAT.BC5_SNORM:
431
+ self._mode = "RGB"
432
+ self.pixel_format = "BC5S"
433
+ n = 5
434
+ elif dxgi_format == DXGI_FORMAT.BC6H_UF16:
435
+ self._mode = "RGB"
436
+ self.pixel_format = "BC6H"
437
+ n = 6
438
+ elif dxgi_format == DXGI_FORMAT.BC6H_SF16:
439
+ self._mode = "RGB"
440
+ self.pixel_format = "BC6HS"
441
+ n = 6
442
+ elif dxgi_format in (
443
+ DXGI_FORMAT.BC7_TYPELESS,
444
+ DXGI_FORMAT.BC7_UNORM,
445
+ DXGI_FORMAT.BC7_UNORM_SRGB,
446
+ ):
447
+ self._mode = "RGBA"
448
+ self.pixel_format = "BC7"
449
+ n = 7
450
+ if dxgi_format == DXGI_FORMAT.BC7_UNORM_SRGB:
451
+ self.info["gamma"] = 1 / 2.2
452
+ elif dxgi_format in (
453
+ DXGI_FORMAT.R8G8B8A8_TYPELESS,
454
+ DXGI_FORMAT.R8G8B8A8_UNORM,
455
+ DXGI_FORMAT.R8G8B8A8_UNORM_SRGB,
456
+ ):
457
+ self._mode = "RGBA"
458
+ if dxgi_format == DXGI_FORMAT.R8G8B8A8_UNORM_SRGB:
459
+ self.info["gamma"] = 1 / 2.2
460
+ else:
461
+ msg = f"Unimplemented DXGI format {dxgi_format}"
462
+ raise NotImplementedError(msg)
463
+ else:
464
+ msg = f"Unimplemented pixel format {repr(fourcc)}"
465
+ raise NotImplementedError(msg)
466
+ else:
467
+ msg = f"Unknown pixel format flags {pfflags}"
468
+ raise NotImplementedError(msg)
469
+
470
+ if n:
471
+ self.tile = [
472
+ ImageFile._Tile("bcn", extents, offset, (n, self.pixel_format))
473
+ ]
474
+ else:
475
+ self.tile = [ImageFile._Tile("raw", extents, 0, rawmode or self.mode)]
476
+
477
+ def load_seek(self, pos: int) -> None:
478
+ pass
479
+
480
+
481
+ class DdsRgbDecoder(ImageFile.PyDecoder):
482
+ _pulls_fd = True
483
+
484
+ def decode(self, buffer: bytes) -> tuple[int, int]:
485
+ assert self.fd is not None
486
+ bitcount, masks = self.args
487
+
488
+ # Some masks will be padded with zeros, e.g. R 0b11 G 0b1100
489
+ # Calculate how many zeros each mask is padded with
490
+ mask_offsets = []
491
+ # And the maximum value of each channel without the padding
492
+ mask_totals = []
493
+ for mask in masks:
494
+ offset = 0
495
+ if mask != 0:
496
+ while mask >> (offset + 1) << (offset + 1) == mask:
497
+ offset += 1
498
+ mask_offsets.append(offset)
499
+ mask_totals.append(mask >> offset)
500
+
501
+ data = bytearray()
502
+ bytecount = bitcount // 8
503
+ dest_length = self.state.xsize * self.state.ysize * len(masks)
504
+ while len(data) < dest_length:
505
+ value = int.from_bytes(self.fd.read(bytecount), "little")
506
+ for i, mask in enumerate(masks):
507
+ masked_value = value & mask
508
+ # Remove the zero padding, and scale it to 8 bits
509
+ data += o8(
510
+ int(((masked_value >> mask_offsets[i]) / mask_totals[i]) * 255)
511
+ )
512
+ self.set_as_raw(data)
513
+ return -1, 0
514
+
515
+
516
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
517
+ if im.mode not in ("RGB", "RGBA", "L", "LA"):
518
+ msg = f"cannot write mode {im.mode} as DDS"
519
+ raise OSError(msg)
520
+
521
+ alpha = im.mode[-1] == "A"
522
+ if im.mode[0] == "L":
523
+ pixel_flags = DDPF.LUMINANCE
524
+ rawmode = im.mode
525
+ if alpha:
526
+ rgba_mask = [0x000000FF, 0x000000FF, 0x000000FF]
527
+ else:
528
+ rgba_mask = [0xFF000000, 0xFF000000, 0xFF000000]
529
+ else:
530
+ pixel_flags = DDPF.RGB
531
+ rawmode = im.mode[::-1]
532
+ rgba_mask = [0x00FF0000, 0x0000FF00, 0x000000FF]
533
+
534
+ if alpha:
535
+ r, g, b, a = im.split()
536
+ im = Image.merge("RGBA", (a, r, g, b))
537
+ if alpha:
538
+ pixel_flags |= DDPF.ALPHAPIXELS
539
+ rgba_mask.append(0xFF000000 if alpha else 0)
540
+
541
+ flags = DDSD.CAPS | DDSD.HEIGHT | DDSD.WIDTH | DDSD.PITCH | DDSD.PIXELFORMAT
542
+ bitcount = len(im.getbands()) * 8
543
+ pitch = (im.width * bitcount + 7) // 8
544
+
545
+ fp.write(
546
+ o32(DDS_MAGIC)
547
+ + struct.pack(
548
+ "<7I",
549
+ 124, # header size
550
+ flags, # flags
551
+ im.height,
552
+ im.width,
553
+ pitch,
554
+ 0, # depth
555
+ 0, # mipmaps
556
+ )
557
+ + struct.pack("11I", *((0,) * 11)) # reserved
558
+ # pfsize, pfflags, fourcc, bitcount
559
+ + struct.pack("<4I", 32, pixel_flags, 0, bitcount)
560
+ + struct.pack("<4I", *rgba_mask) # dwRGBABitMask
561
+ + struct.pack("<5I", DDSCAPS.TEXTURE, 0, 0, 0, 0)
562
+ )
563
+ ImageFile._save(
564
+ im, fp, [ImageFile._Tile("raw", (0, 0) + im.size, 0, (rawmode, 0, 1))]
565
+ )
566
+
567
+
568
+ def _accept(prefix: bytes) -> bool:
569
+ return prefix[:4] == b"DDS "
570
+
571
+
572
+ Image.register_open(DdsImageFile.format, DdsImageFile, _accept)
573
+ Image.register_decoder("dds_rgb", DdsRgbDecoder)
574
+ Image.register_save(DdsImageFile.format, _save)
575
+ Image.register_extension(DdsImageFile.format, ".dds")
MLPY/Lib/site-packages/PIL/EpsImagePlugin.py ADDED
@@ -0,0 +1,478 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # EPS file handling
6
+ #
7
+ # History:
8
+ # 1995-09-01 fl Created (0.1)
9
+ # 1996-05-18 fl Don't choke on "atend" fields, Ghostscript interface (0.2)
10
+ # 1996-08-22 fl Don't choke on floating point BoundingBox values
11
+ # 1996-08-23 fl Handle files from Macintosh (0.3)
12
+ # 2001-02-17 fl Use 're' instead of 'regex' (Python 2.1) (0.4)
13
+ # 2003-09-07 fl Check gs.close status (from Federico Di Gregorio) (0.5)
14
+ # 2014-05-07 e Handling of EPS with binary preview and fixed resolution
15
+ # resizing
16
+ #
17
+ # Copyright (c) 1997-2003 by Secret Labs AB.
18
+ # Copyright (c) 1995-2003 by Fredrik Lundh
19
+ #
20
+ # See the README file for information on usage and redistribution.
21
+ #
22
+ from __future__ import annotations
23
+
24
+ import io
25
+ import os
26
+ import re
27
+ import subprocess
28
+ import sys
29
+ import tempfile
30
+ from typing import IO
31
+
32
+ from . import Image, ImageFile
33
+ from ._binary import i32le as i32
34
+ from ._deprecate import deprecate
35
+
36
+ # --------------------------------------------------------------------
37
+
38
+
39
+ split = re.compile(r"^%%([^:]*):[ \t]*(.*)[ \t]*$")
40
+ field = re.compile(r"^%[%!\w]([^:]*)[ \t]*$")
41
+
42
+ gs_binary: str | bool | None = None
43
+ gs_windows_binary = None
44
+
45
+
46
+ def has_ghostscript() -> bool:
47
+ global gs_binary, gs_windows_binary
48
+ if gs_binary is None:
49
+ if sys.platform.startswith("win"):
50
+ if gs_windows_binary is None:
51
+ import shutil
52
+
53
+ for binary in ("gswin32c", "gswin64c", "gs"):
54
+ if shutil.which(binary) is not None:
55
+ gs_windows_binary = binary
56
+ break
57
+ else:
58
+ gs_windows_binary = False
59
+ gs_binary = gs_windows_binary
60
+ else:
61
+ try:
62
+ subprocess.check_call(["gs", "--version"], stdout=subprocess.DEVNULL)
63
+ gs_binary = "gs"
64
+ except OSError:
65
+ gs_binary = False
66
+ return gs_binary is not False
67
+
68
+
69
+ def Ghostscript(tile, size, fp, scale=1, transparency=False):
70
+ """Render an image using Ghostscript"""
71
+ global gs_binary
72
+ if not has_ghostscript():
73
+ msg = "Unable to locate Ghostscript on paths"
74
+ raise OSError(msg)
75
+
76
+ # Unpack decoder tile
77
+ decoder, tile, offset, data = tile[0]
78
+ length, bbox = data
79
+
80
+ # Hack to support hi-res rendering
81
+ scale = int(scale) or 1
82
+ width = size[0] * scale
83
+ height = size[1] * scale
84
+ # resolution is dependent on bbox and size
85
+ res_x = 72.0 * width / (bbox[2] - bbox[0])
86
+ res_y = 72.0 * height / (bbox[3] - bbox[1])
87
+
88
+ out_fd, outfile = tempfile.mkstemp()
89
+ os.close(out_fd)
90
+
91
+ infile_temp = None
92
+ if hasattr(fp, "name") and os.path.exists(fp.name):
93
+ infile = fp.name
94
+ else:
95
+ in_fd, infile_temp = tempfile.mkstemp()
96
+ os.close(in_fd)
97
+ infile = infile_temp
98
+
99
+ # Ignore length and offset!
100
+ # Ghostscript can read it
101
+ # Copy whole file to read in Ghostscript
102
+ with open(infile_temp, "wb") as f:
103
+ # fetch length of fp
104
+ fp.seek(0, io.SEEK_END)
105
+ fsize = fp.tell()
106
+ # ensure start position
107
+ # go back
108
+ fp.seek(0)
109
+ lengthfile = fsize
110
+ while lengthfile > 0:
111
+ s = fp.read(min(lengthfile, 100 * 1024))
112
+ if not s:
113
+ break
114
+ lengthfile -= len(s)
115
+ f.write(s)
116
+
117
+ device = "pngalpha" if transparency else "ppmraw"
118
+
119
+ # Build Ghostscript command
120
+ command = [
121
+ gs_binary,
122
+ "-q", # quiet mode
123
+ f"-g{width:d}x{height:d}", # set output geometry (pixels)
124
+ f"-r{res_x:f}x{res_y:f}", # set input DPI (dots per inch)
125
+ "-dBATCH", # exit after processing
126
+ "-dNOPAUSE", # don't pause between pages
127
+ "-dSAFER", # safe mode
128
+ f"-sDEVICE={device}",
129
+ f"-sOutputFile={outfile}", # output file
130
+ # adjust for image origin
131
+ "-c",
132
+ f"{-bbox[0]} {-bbox[1]} translate",
133
+ "-f",
134
+ infile, # input file
135
+ # showpage (see https://bugs.ghostscript.com/show_bug.cgi?id=698272)
136
+ "-c",
137
+ "showpage",
138
+ ]
139
+
140
+ # push data through Ghostscript
141
+ try:
142
+ startupinfo = None
143
+ if sys.platform.startswith("win"):
144
+ startupinfo = subprocess.STARTUPINFO()
145
+ startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
146
+ subprocess.check_call(command, startupinfo=startupinfo)
147
+ out_im = Image.open(outfile)
148
+ out_im.load()
149
+ finally:
150
+ try:
151
+ os.unlink(outfile)
152
+ if infile_temp:
153
+ os.unlink(infile_temp)
154
+ except OSError:
155
+ pass
156
+
157
+ im = out_im.im.copy()
158
+ out_im.close()
159
+ return im
160
+
161
+
162
+ class PSFile:
163
+ """
164
+ Wrapper for bytesio object that treats either CR or LF as end of line.
165
+ This class is no longer used internally, but kept for backwards compatibility.
166
+ """
167
+
168
+ def __init__(self, fp):
169
+ deprecate(
170
+ "PSFile",
171
+ 11,
172
+ action="If you need the functionality of this class "
173
+ "you will need to implement it yourself.",
174
+ )
175
+ self.fp = fp
176
+ self.char = None
177
+
178
+ def seek(self, offset, whence=io.SEEK_SET):
179
+ self.char = None
180
+ self.fp.seek(offset, whence)
181
+
182
+ def readline(self) -> str:
183
+ s = [self.char or b""]
184
+ self.char = None
185
+
186
+ c = self.fp.read(1)
187
+ while (c not in b"\r\n") and len(c):
188
+ s.append(c)
189
+ c = self.fp.read(1)
190
+
191
+ self.char = self.fp.read(1)
192
+ # line endings can be 1 or 2 of \r \n, in either order
193
+ if self.char in b"\r\n":
194
+ self.char = None
195
+
196
+ return b"".join(s).decode("latin-1")
197
+
198
+
199
+ def _accept(prefix: bytes) -> bool:
200
+ return prefix[:4] == b"%!PS" or (len(prefix) >= 4 and i32(prefix) == 0xC6D3D0C5)
201
+
202
+
203
+ ##
204
+ # Image plugin for Encapsulated PostScript. This plugin supports only
205
+ # a few variants of this format.
206
+
207
+
208
+ class EpsImageFile(ImageFile.ImageFile):
209
+ """EPS File Parser for the Python Imaging Library"""
210
+
211
+ format = "EPS"
212
+ format_description = "Encapsulated Postscript"
213
+
214
+ mode_map = {1: "L", 2: "LAB", 3: "RGB", 4: "CMYK"}
215
+
216
+ def _open(self) -> None:
217
+ (length, offset) = self._find_offset(self.fp)
218
+
219
+ # go to offset - start of "%!PS"
220
+ self.fp.seek(offset)
221
+
222
+ self._mode = "RGB"
223
+ self._size = None
224
+
225
+ byte_arr = bytearray(255)
226
+ bytes_mv = memoryview(byte_arr)
227
+ bytes_read = 0
228
+ reading_header_comments = True
229
+ reading_trailer_comments = False
230
+ trailer_reached = False
231
+
232
+ def check_required_header_comments() -> None:
233
+ """
234
+ The EPS specification requires that some headers exist.
235
+ This should be checked when the header comments formally end,
236
+ when image data starts, or when the file ends, whichever comes first.
237
+ """
238
+ if "PS-Adobe" not in self.info:
239
+ msg = 'EPS header missing "%!PS-Adobe" comment'
240
+ raise SyntaxError(msg)
241
+ if "BoundingBox" not in self.info:
242
+ msg = 'EPS header missing "%%BoundingBox" comment'
243
+ raise SyntaxError(msg)
244
+
245
+ def _read_comment(s: str) -> bool:
246
+ nonlocal reading_trailer_comments
247
+ try:
248
+ m = split.match(s)
249
+ except re.error as e:
250
+ msg = "not an EPS file"
251
+ raise SyntaxError(msg) from e
252
+
253
+ if not m:
254
+ return False
255
+
256
+ k, v = m.group(1, 2)
257
+ self.info[k] = v
258
+ if k == "BoundingBox":
259
+ if v == "(atend)":
260
+ reading_trailer_comments = True
261
+ elif not self._size or (trailer_reached and reading_trailer_comments):
262
+ try:
263
+ # Note: The DSC spec says that BoundingBox
264
+ # fields should be integers, but some drivers
265
+ # put floating point values there anyway.
266
+ box = [int(float(i)) for i in v.split()]
267
+ self._size = box[2] - box[0], box[3] - box[1]
268
+ self.tile = [("eps", (0, 0) + self.size, offset, (length, box))]
269
+ except Exception:
270
+ pass
271
+ return True
272
+
273
+ while True:
274
+ byte = self.fp.read(1)
275
+ if byte == b"":
276
+ # if we didn't read a byte we must be at the end of the file
277
+ if bytes_read == 0:
278
+ if reading_header_comments:
279
+ check_required_header_comments()
280
+ break
281
+ elif byte in b"\r\n":
282
+ # if we read a line ending character, ignore it and parse what
283
+ # we have already read. if we haven't read any other characters,
284
+ # continue reading
285
+ if bytes_read == 0:
286
+ continue
287
+ else:
288
+ # ASCII/hexadecimal lines in an EPS file must not exceed
289
+ # 255 characters, not including line ending characters
290
+ if bytes_read >= 255:
291
+ # only enforce this for lines starting with a "%",
292
+ # otherwise assume it's binary data
293
+ if byte_arr[0] == ord("%"):
294
+ msg = "not an EPS file"
295
+ raise SyntaxError(msg)
296
+ else:
297
+ if reading_header_comments:
298
+ check_required_header_comments()
299
+ reading_header_comments = False
300
+ # reset bytes_read so we can keep reading
301
+ # data until the end of the line
302
+ bytes_read = 0
303
+ byte_arr[bytes_read] = byte[0]
304
+ bytes_read += 1
305
+ continue
306
+
307
+ if reading_header_comments:
308
+ # Load EPS header
309
+
310
+ # if this line doesn't start with a "%",
311
+ # or does start with "%%EndComments",
312
+ # then we've reached the end of the header/comments
313
+ if byte_arr[0] != ord("%") or bytes_mv[:13] == b"%%EndComments":
314
+ check_required_header_comments()
315
+ reading_header_comments = False
316
+ continue
317
+
318
+ s = str(bytes_mv[:bytes_read], "latin-1")
319
+ if not _read_comment(s):
320
+ m = field.match(s)
321
+ if m:
322
+ k = m.group(1)
323
+ if k[:8] == "PS-Adobe":
324
+ self.info["PS-Adobe"] = k[9:]
325
+ else:
326
+ self.info[k] = ""
327
+ elif s[0] == "%":
328
+ # handle non-DSC PostScript comments that some
329
+ # tools mistakenly put in the Comments section
330
+ pass
331
+ else:
332
+ msg = "bad EPS header"
333
+ raise OSError(msg)
334
+ elif bytes_mv[:11] == b"%ImageData:":
335
+ # Check for an "ImageData" descriptor
336
+ # https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/#50577413_pgfId-1035096
337
+
338
+ # Values:
339
+ # columns
340
+ # rows
341
+ # bit depth (1 or 8)
342
+ # mode (1: L, 2: LAB, 3: RGB, 4: CMYK)
343
+ # number of padding channels
344
+ # block size (number of bytes per row per channel)
345
+ # binary/ascii (1: binary, 2: ascii)
346
+ # data start identifier (the image data follows after a single line
347
+ # consisting only of this quoted value)
348
+ image_data_values = byte_arr[11:bytes_read].split(None, 7)
349
+ columns, rows, bit_depth, mode_id = (
350
+ int(value) for value in image_data_values[:4]
351
+ )
352
+
353
+ if bit_depth == 1:
354
+ self._mode = "1"
355
+ elif bit_depth == 8:
356
+ try:
357
+ self._mode = self.mode_map[mode_id]
358
+ except ValueError:
359
+ break
360
+ else:
361
+ break
362
+
363
+ self._size = columns, rows
364
+ return
365
+ elif bytes_mv[:5] == b"%%EOF":
366
+ break
367
+ elif trailer_reached and reading_trailer_comments:
368
+ # Load EPS trailer
369
+ s = str(bytes_mv[:bytes_read], "latin-1")
370
+ _read_comment(s)
371
+ elif bytes_mv[:9] == b"%%Trailer":
372
+ trailer_reached = True
373
+ bytes_read = 0
374
+
375
+ if not self._size:
376
+ msg = "cannot determine EPS bounding box"
377
+ raise OSError(msg)
378
+
379
+ def _find_offset(self, fp):
380
+ s = fp.read(4)
381
+
382
+ if s == b"%!PS":
383
+ # for HEAD without binary preview
384
+ fp.seek(0, io.SEEK_END)
385
+ length = fp.tell()
386
+ offset = 0
387
+ elif i32(s) == 0xC6D3D0C5:
388
+ # FIX for: Some EPS file not handled correctly / issue #302
389
+ # EPS can contain binary data
390
+ # or start directly with latin coding
391
+ # more info see:
392
+ # https://web.archive.org/web/20160528181353/http://partners.adobe.com/public/developer/en/ps/5002.EPSF_Spec.pdf
393
+ s = fp.read(8)
394
+ offset = i32(s)
395
+ length = i32(s, 4)
396
+ else:
397
+ msg = "not an EPS file"
398
+ raise SyntaxError(msg)
399
+
400
+ return length, offset
401
+
402
+ def load(self, scale=1, transparency=False):
403
+ # Load EPS via Ghostscript
404
+ if self.tile:
405
+ self.im = Ghostscript(self.tile, self.size, self.fp, scale, transparency)
406
+ self._mode = self.im.mode
407
+ self._size = self.im.size
408
+ self.tile = []
409
+ return Image.Image.load(self)
410
+
411
+ def load_seek(self, pos: int) -> None:
412
+ # we can't incrementally load, so force ImageFile.parser to
413
+ # use our custom load method by defining this method.
414
+ pass
415
+
416
+
417
+ # --------------------------------------------------------------------
418
+
419
+
420
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes, eps: int = 1) -> None:
421
+ """EPS Writer for the Python Imaging Library."""
422
+
423
+ # make sure image data is available
424
+ im.load()
425
+
426
+ # determine PostScript image mode
427
+ if im.mode == "L":
428
+ operator = (8, 1, b"image")
429
+ elif im.mode == "RGB":
430
+ operator = (8, 3, b"false 3 colorimage")
431
+ elif im.mode == "CMYK":
432
+ operator = (8, 4, b"false 4 colorimage")
433
+ else:
434
+ msg = "image mode is not supported"
435
+ raise ValueError(msg)
436
+
437
+ if eps:
438
+ # write EPS header
439
+ fp.write(b"%!PS-Adobe-3.0 EPSF-3.0\n")
440
+ fp.write(b"%%Creator: PIL 0.1 EpsEncode\n")
441
+ # fp.write("%%CreationDate: %s"...)
442
+ fp.write(b"%%%%BoundingBox: 0 0 %d %d\n" % im.size)
443
+ fp.write(b"%%Pages: 1\n")
444
+ fp.write(b"%%EndComments\n")
445
+ fp.write(b"%%Page: 1 1\n")
446
+ fp.write(b"%%ImageData: %d %d " % im.size)
447
+ fp.write(b'%d %d 0 1 1 "%s"\n' % operator)
448
+
449
+ # image header
450
+ fp.write(b"gsave\n")
451
+ fp.write(b"10 dict begin\n")
452
+ fp.write(b"/buf %d string def\n" % (im.size[0] * operator[1]))
453
+ fp.write(b"%d %d scale\n" % im.size)
454
+ fp.write(b"%d %d 8\n" % im.size) # <= bits
455
+ fp.write(b"[%d 0 0 -%d 0 %d]\n" % (im.size[0], im.size[1], im.size[1]))
456
+ fp.write(b"{ currentfile buf readhexstring pop } bind\n")
457
+ fp.write(operator[2] + b"\n")
458
+ if hasattr(fp, "flush"):
459
+ fp.flush()
460
+
461
+ ImageFile._save(im, fp, [("eps", (0, 0) + im.size, 0, None)])
462
+
463
+ fp.write(b"\n%%%%EndBinary\n")
464
+ fp.write(b"grestore end\n")
465
+ if hasattr(fp, "flush"):
466
+ fp.flush()
467
+
468
+
469
+ # --------------------------------------------------------------------
470
+
471
+
472
+ Image.register_open(EpsImageFile.format, EpsImageFile, _accept)
473
+
474
+ Image.register_save(EpsImageFile.format, _save)
475
+
476
+ Image.register_extensions(EpsImageFile.format, [".ps", ".eps"])
477
+
478
+ Image.register_mime(EpsImageFile.format, "application/postscript")
MLPY/Lib/site-packages/PIL/ExifTags.py ADDED
@@ -0,0 +1,381 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # EXIF tags
6
+ #
7
+ # Copyright (c) 2003 by Secret Labs AB
8
+ #
9
+ # See the README file for information on usage and redistribution.
10
+ #
11
+
12
+ """
13
+ This module provides constants and clear-text names for various
14
+ well-known EXIF tags.
15
+ """
16
+ from __future__ import annotations
17
+
18
+ from enum import IntEnum
19
+
20
+
21
+ class Base(IntEnum):
22
+ # possibly incomplete
23
+ InteropIndex = 0x0001
24
+ ProcessingSoftware = 0x000B
25
+ NewSubfileType = 0x00FE
26
+ SubfileType = 0x00FF
27
+ ImageWidth = 0x0100
28
+ ImageLength = 0x0101
29
+ BitsPerSample = 0x0102
30
+ Compression = 0x0103
31
+ PhotometricInterpretation = 0x0106
32
+ Thresholding = 0x0107
33
+ CellWidth = 0x0108
34
+ CellLength = 0x0109
35
+ FillOrder = 0x010A
36
+ DocumentName = 0x010D
37
+ ImageDescription = 0x010E
38
+ Make = 0x010F
39
+ Model = 0x0110
40
+ StripOffsets = 0x0111
41
+ Orientation = 0x0112
42
+ SamplesPerPixel = 0x0115
43
+ RowsPerStrip = 0x0116
44
+ StripByteCounts = 0x0117
45
+ MinSampleValue = 0x0118
46
+ MaxSampleValue = 0x0119
47
+ XResolution = 0x011A
48
+ YResolution = 0x011B
49
+ PlanarConfiguration = 0x011C
50
+ PageName = 0x011D
51
+ FreeOffsets = 0x0120
52
+ FreeByteCounts = 0x0121
53
+ GrayResponseUnit = 0x0122
54
+ GrayResponseCurve = 0x0123
55
+ T4Options = 0x0124
56
+ T6Options = 0x0125
57
+ ResolutionUnit = 0x0128
58
+ PageNumber = 0x0129
59
+ TransferFunction = 0x012D
60
+ Software = 0x0131
61
+ DateTime = 0x0132
62
+ Artist = 0x013B
63
+ HostComputer = 0x013C
64
+ Predictor = 0x013D
65
+ WhitePoint = 0x013E
66
+ PrimaryChromaticities = 0x013F
67
+ ColorMap = 0x0140
68
+ HalftoneHints = 0x0141
69
+ TileWidth = 0x0142
70
+ TileLength = 0x0143
71
+ TileOffsets = 0x0144
72
+ TileByteCounts = 0x0145
73
+ SubIFDs = 0x014A
74
+ InkSet = 0x014C
75
+ InkNames = 0x014D
76
+ NumberOfInks = 0x014E
77
+ DotRange = 0x0150
78
+ TargetPrinter = 0x0151
79
+ ExtraSamples = 0x0152
80
+ SampleFormat = 0x0153
81
+ SMinSampleValue = 0x0154
82
+ SMaxSampleValue = 0x0155
83
+ TransferRange = 0x0156
84
+ ClipPath = 0x0157
85
+ XClipPathUnits = 0x0158
86
+ YClipPathUnits = 0x0159
87
+ Indexed = 0x015A
88
+ JPEGTables = 0x015B
89
+ OPIProxy = 0x015F
90
+ JPEGProc = 0x0200
91
+ JpegIFOffset = 0x0201
92
+ JpegIFByteCount = 0x0202
93
+ JpegRestartInterval = 0x0203
94
+ JpegLosslessPredictors = 0x0205
95
+ JpegPointTransforms = 0x0206
96
+ JpegQTables = 0x0207
97
+ JpegDCTables = 0x0208
98
+ JpegACTables = 0x0209
99
+ YCbCrCoefficients = 0x0211
100
+ YCbCrSubSampling = 0x0212
101
+ YCbCrPositioning = 0x0213
102
+ ReferenceBlackWhite = 0x0214
103
+ XMLPacket = 0x02BC
104
+ RelatedImageFileFormat = 0x1000
105
+ RelatedImageWidth = 0x1001
106
+ RelatedImageLength = 0x1002
107
+ Rating = 0x4746
108
+ RatingPercent = 0x4749
109
+ ImageID = 0x800D
110
+ CFARepeatPatternDim = 0x828D
111
+ BatteryLevel = 0x828F
112
+ Copyright = 0x8298
113
+ ExposureTime = 0x829A
114
+ FNumber = 0x829D
115
+ IPTCNAA = 0x83BB
116
+ ImageResources = 0x8649
117
+ ExifOffset = 0x8769
118
+ InterColorProfile = 0x8773
119
+ ExposureProgram = 0x8822
120
+ SpectralSensitivity = 0x8824
121
+ GPSInfo = 0x8825
122
+ ISOSpeedRatings = 0x8827
123
+ OECF = 0x8828
124
+ Interlace = 0x8829
125
+ TimeZoneOffset = 0x882A
126
+ SelfTimerMode = 0x882B
127
+ SensitivityType = 0x8830
128
+ StandardOutputSensitivity = 0x8831
129
+ RecommendedExposureIndex = 0x8832
130
+ ISOSpeed = 0x8833
131
+ ISOSpeedLatitudeyyy = 0x8834
132
+ ISOSpeedLatitudezzz = 0x8835
133
+ ExifVersion = 0x9000
134
+ DateTimeOriginal = 0x9003
135
+ DateTimeDigitized = 0x9004
136
+ OffsetTime = 0x9010
137
+ OffsetTimeOriginal = 0x9011
138
+ OffsetTimeDigitized = 0x9012
139
+ ComponentsConfiguration = 0x9101
140
+ CompressedBitsPerPixel = 0x9102
141
+ ShutterSpeedValue = 0x9201
142
+ ApertureValue = 0x9202
143
+ BrightnessValue = 0x9203
144
+ ExposureBiasValue = 0x9204
145
+ MaxApertureValue = 0x9205
146
+ SubjectDistance = 0x9206
147
+ MeteringMode = 0x9207
148
+ LightSource = 0x9208
149
+ Flash = 0x9209
150
+ FocalLength = 0x920A
151
+ Noise = 0x920D
152
+ ImageNumber = 0x9211
153
+ SecurityClassification = 0x9212
154
+ ImageHistory = 0x9213
155
+ TIFFEPStandardID = 0x9216
156
+ MakerNote = 0x927C
157
+ UserComment = 0x9286
158
+ SubsecTime = 0x9290
159
+ SubsecTimeOriginal = 0x9291
160
+ SubsecTimeDigitized = 0x9292
161
+ AmbientTemperature = 0x9400
162
+ Humidity = 0x9401
163
+ Pressure = 0x9402
164
+ WaterDepth = 0x9403
165
+ Acceleration = 0x9404
166
+ CameraElevationAngle = 0x9405
167
+ XPTitle = 0x9C9B
168
+ XPComment = 0x9C9C
169
+ XPAuthor = 0x9C9D
170
+ XPKeywords = 0x9C9E
171
+ XPSubject = 0x9C9F
172
+ FlashPixVersion = 0xA000
173
+ ColorSpace = 0xA001
174
+ ExifImageWidth = 0xA002
175
+ ExifImageHeight = 0xA003
176
+ RelatedSoundFile = 0xA004
177
+ ExifInteroperabilityOffset = 0xA005
178
+ FlashEnergy = 0xA20B
179
+ SpatialFrequencyResponse = 0xA20C
180
+ FocalPlaneXResolution = 0xA20E
181
+ FocalPlaneYResolution = 0xA20F
182
+ FocalPlaneResolutionUnit = 0xA210
183
+ SubjectLocation = 0xA214
184
+ ExposureIndex = 0xA215
185
+ SensingMethod = 0xA217
186
+ FileSource = 0xA300
187
+ SceneType = 0xA301
188
+ CFAPattern = 0xA302
189
+ CustomRendered = 0xA401
190
+ ExposureMode = 0xA402
191
+ WhiteBalance = 0xA403
192
+ DigitalZoomRatio = 0xA404
193
+ FocalLengthIn35mmFilm = 0xA405
194
+ SceneCaptureType = 0xA406
195
+ GainControl = 0xA407
196
+ Contrast = 0xA408
197
+ Saturation = 0xA409
198
+ Sharpness = 0xA40A
199
+ DeviceSettingDescription = 0xA40B
200
+ SubjectDistanceRange = 0xA40C
201
+ ImageUniqueID = 0xA420
202
+ CameraOwnerName = 0xA430
203
+ BodySerialNumber = 0xA431
204
+ LensSpecification = 0xA432
205
+ LensMake = 0xA433
206
+ LensModel = 0xA434
207
+ LensSerialNumber = 0xA435
208
+ CompositeImage = 0xA460
209
+ CompositeImageCount = 0xA461
210
+ CompositeImageExposureTimes = 0xA462
211
+ Gamma = 0xA500
212
+ PrintImageMatching = 0xC4A5
213
+ DNGVersion = 0xC612
214
+ DNGBackwardVersion = 0xC613
215
+ UniqueCameraModel = 0xC614
216
+ LocalizedCameraModel = 0xC615
217
+ CFAPlaneColor = 0xC616
218
+ CFALayout = 0xC617
219
+ LinearizationTable = 0xC618
220
+ BlackLevelRepeatDim = 0xC619
221
+ BlackLevel = 0xC61A
222
+ BlackLevelDeltaH = 0xC61B
223
+ BlackLevelDeltaV = 0xC61C
224
+ WhiteLevel = 0xC61D
225
+ DefaultScale = 0xC61E
226
+ DefaultCropOrigin = 0xC61F
227
+ DefaultCropSize = 0xC620
228
+ ColorMatrix1 = 0xC621
229
+ ColorMatrix2 = 0xC622
230
+ CameraCalibration1 = 0xC623
231
+ CameraCalibration2 = 0xC624
232
+ ReductionMatrix1 = 0xC625
233
+ ReductionMatrix2 = 0xC626
234
+ AnalogBalance = 0xC627
235
+ AsShotNeutral = 0xC628
236
+ AsShotWhiteXY = 0xC629
237
+ BaselineExposure = 0xC62A
238
+ BaselineNoise = 0xC62B
239
+ BaselineSharpness = 0xC62C
240
+ BayerGreenSplit = 0xC62D
241
+ LinearResponseLimit = 0xC62E
242
+ CameraSerialNumber = 0xC62F
243
+ LensInfo = 0xC630
244
+ ChromaBlurRadius = 0xC631
245
+ AntiAliasStrength = 0xC632
246
+ ShadowScale = 0xC633
247
+ DNGPrivateData = 0xC634
248
+ MakerNoteSafety = 0xC635
249
+ CalibrationIlluminant1 = 0xC65A
250
+ CalibrationIlluminant2 = 0xC65B
251
+ BestQualityScale = 0xC65C
252
+ RawDataUniqueID = 0xC65D
253
+ OriginalRawFileName = 0xC68B
254
+ OriginalRawFileData = 0xC68C
255
+ ActiveArea = 0xC68D
256
+ MaskedAreas = 0xC68E
257
+ AsShotICCProfile = 0xC68F
258
+ AsShotPreProfileMatrix = 0xC690
259
+ CurrentICCProfile = 0xC691
260
+ CurrentPreProfileMatrix = 0xC692
261
+ ColorimetricReference = 0xC6BF
262
+ CameraCalibrationSignature = 0xC6F3
263
+ ProfileCalibrationSignature = 0xC6F4
264
+ AsShotProfileName = 0xC6F6
265
+ NoiseReductionApplied = 0xC6F7
266
+ ProfileName = 0xC6F8
267
+ ProfileHueSatMapDims = 0xC6F9
268
+ ProfileHueSatMapData1 = 0xC6FA
269
+ ProfileHueSatMapData2 = 0xC6FB
270
+ ProfileToneCurve = 0xC6FC
271
+ ProfileEmbedPolicy = 0xC6FD
272
+ ProfileCopyright = 0xC6FE
273
+ ForwardMatrix1 = 0xC714
274
+ ForwardMatrix2 = 0xC715
275
+ PreviewApplicationName = 0xC716
276
+ PreviewApplicationVersion = 0xC717
277
+ PreviewSettingsName = 0xC718
278
+ PreviewSettingsDigest = 0xC719
279
+ PreviewColorSpace = 0xC71A
280
+ PreviewDateTime = 0xC71B
281
+ RawImageDigest = 0xC71C
282
+ OriginalRawFileDigest = 0xC71D
283
+ SubTileBlockSize = 0xC71E
284
+ RowInterleaveFactor = 0xC71F
285
+ ProfileLookTableDims = 0xC725
286
+ ProfileLookTableData = 0xC726
287
+ OpcodeList1 = 0xC740
288
+ OpcodeList2 = 0xC741
289
+ OpcodeList3 = 0xC74E
290
+ NoiseProfile = 0xC761
291
+
292
+
293
+ """Maps EXIF tags to tag names."""
294
+ TAGS = {
295
+ **{i.value: i.name for i in Base},
296
+ 0x920C: "SpatialFrequencyResponse",
297
+ 0x9214: "SubjectLocation",
298
+ 0x9215: "ExposureIndex",
299
+ 0x828E: "CFAPattern",
300
+ 0x920B: "FlashEnergy",
301
+ 0x9216: "TIFF/EPStandardID",
302
+ }
303
+
304
+
305
+ class GPS(IntEnum):
306
+ GPSVersionID = 0
307
+ GPSLatitudeRef = 1
308
+ GPSLatitude = 2
309
+ GPSLongitudeRef = 3
310
+ GPSLongitude = 4
311
+ GPSAltitudeRef = 5
312
+ GPSAltitude = 6
313
+ GPSTimeStamp = 7
314
+ GPSSatellites = 8
315
+ GPSStatus = 9
316
+ GPSMeasureMode = 10
317
+ GPSDOP = 11
318
+ GPSSpeedRef = 12
319
+ GPSSpeed = 13
320
+ GPSTrackRef = 14
321
+ GPSTrack = 15
322
+ GPSImgDirectionRef = 16
323
+ GPSImgDirection = 17
324
+ GPSMapDatum = 18
325
+ GPSDestLatitudeRef = 19
326
+ GPSDestLatitude = 20
327
+ GPSDestLongitudeRef = 21
328
+ GPSDestLongitude = 22
329
+ GPSDestBearingRef = 23
330
+ GPSDestBearing = 24
331
+ GPSDestDistanceRef = 25
332
+ GPSDestDistance = 26
333
+ GPSProcessingMethod = 27
334
+ GPSAreaInformation = 28
335
+ GPSDateStamp = 29
336
+ GPSDifferential = 30
337
+ GPSHPositioningError = 31
338
+
339
+
340
+ """Maps EXIF GPS tags to tag names."""
341
+ GPSTAGS = {i.value: i.name for i in GPS}
342
+
343
+
344
+ class Interop(IntEnum):
345
+ InteropIndex = 1
346
+ InteropVersion = 2
347
+ RelatedImageFileFormat = 4096
348
+ RelatedImageWidth = 4097
349
+ RelatedImageHeight = 4098
350
+
351
+
352
+ class IFD(IntEnum):
353
+ Exif = 34665
354
+ GPSInfo = 34853
355
+ Makernote = 37500
356
+ Interop = 40965
357
+ IFD1 = -1
358
+
359
+
360
+ class LightSource(IntEnum):
361
+ Unknown = 0
362
+ Daylight = 1
363
+ Fluorescent = 2
364
+ Tungsten = 3
365
+ Flash = 4
366
+ Fine = 9
367
+ Cloudy = 10
368
+ Shade = 11
369
+ DaylightFluorescent = 12
370
+ DayWhiteFluorescent = 13
371
+ CoolWhiteFluorescent = 14
372
+ WhiteFluorescent = 15
373
+ StandardLightA = 17
374
+ StandardLightB = 18
375
+ StandardLightC = 19
376
+ D55 = 20
377
+ D65 = 21
378
+ D75 = 22
379
+ D50 = 23
380
+ ISO = 24
381
+ Other = 255
MLPY/Lib/site-packages/PIL/FitsImagePlugin.py ADDED
@@ -0,0 +1,152 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # FITS file handling
6
+ #
7
+ # Copyright (c) 1998-2003 by Fredrik Lundh
8
+ #
9
+ # See the README file for information on usage and redistribution.
10
+ #
11
+ from __future__ import annotations
12
+
13
+ import gzip
14
+ import math
15
+
16
+ from . import Image, ImageFile
17
+
18
+
19
+ def _accept(prefix: bytes) -> bool:
20
+ return prefix[:6] == b"SIMPLE"
21
+
22
+
23
+ class FitsImageFile(ImageFile.ImageFile):
24
+ format = "FITS"
25
+ format_description = "FITS"
26
+
27
+ def _open(self) -> None:
28
+ assert self.fp is not None
29
+
30
+ headers: dict[bytes, bytes] = {}
31
+ header_in_progress = False
32
+ decoder_name = ""
33
+ while True:
34
+ header = self.fp.read(80)
35
+ if not header:
36
+ msg = "Truncated FITS file"
37
+ raise OSError(msg)
38
+ keyword = header[:8].strip()
39
+ if keyword in (b"SIMPLE", b"XTENSION"):
40
+ header_in_progress = True
41
+ elif headers and not header_in_progress:
42
+ # This is now a data unit
43
+ break
44
+ elif keyword == b"END":
45
+ # Seek to the end of the header unit
46
+ self.fp.seek(math.ceil(self.fp.tell() / 2880) * 2880)
47
+ if not decoder_name:
48
+ decoder_name, offset, args = self._parse_headers(headers)
49
+
50
+ header_in_progress = False
51
+ continue
52
+
53
+ if decoder_name:
54
+ # Keep going to read past the headers
55
+ continue
56
+
57
+ value = header[8:].split(b"/")[0].strip()
58
+ if value.startswith(b"="):
59
+ value = value[1:].strip()
60
+ if not headers and (not _accept(keyword) or value != b"T"):
61
+ msg = "Not a FITS file"
62
+ raise SyntaxError(msg)
63
+ headers[keyword] = value
64
+
65
+ if not decoder_name:
66
+ msg = "No image data"
67
+ raise ValueError(msg)
68
+
69
+ offset += self.fp.tell() - 80
70
+ self.tile = [(decoder_name, (0, 0) + self.size, offset, args)]
71
+
72
+ def _get_size(
73
+ self, headers: dict[bytes, bytes], prefix: bytes
74
+ ) -> tuple[int, int] | None:
75
+ naxis = int(headers[prefix + b"NAXIS"])
76
+ if naxis == 0:
77
+ return None
78
+
79
+ if naxis == 1:
80
+ return 1, int(headers[prefix + b"NAXIS1"])
81
+ else:
82
+ return int(headers[prefix + b"NAXIS1"]), int(headers[prefix + b"NAXIS2"])
83
+
84
+ def _parse_headers(
85
+ self, headers: dict[bytes, bytes]
86
+ ) -> tuple[str, int, tuple[str | int, ...]]:
87
+ prefix = b""
88
+ decoder_name = "raw"
89
+ offset = 0
90
+ if (
91
+ headers.get(b"XTENSION") == b"'BINTABLE'"
92
+ and headers.get(b"ZIMAGE") == b"T"
93
+ and headers[b"ZCMPTYPE"] == b"'GZIP_1 '"
94
+ ):
95
+ no_prefix_size = self._get_size(headers, prefix) or (0, 0)
96
+ number_of_bits = int(headers[b"BITPIX"])
97
+ offset = no_prefix_size[0] * no_prefix_size[1] * (number_of_bits // 8)
98
+
99
+ prefix = b"Z"
100
+ decoder_name = "fits_gzip"
101
+
102
+ size = self._get_size(headers, prefix)
103
+ if not size:
104
+ return "", 0, ()
105
+
106
+ self._size = size
107
+
108
+ number_of_bits = int(headers[prefix + b"BITPIX"])
109
+ if number_of_bits == 8:
110
+ self._mode = "L"
111
+ elif number_of_bits == 16:
112
+ self._mode = "I;16"
113
+ elif number_of_bits == 32:
114
+ self._mode = "I"
115
+ elif number_of_bits in (-32, -64):
116
+ self._mode = "F"
117
+
118
+ args: tuple[str | int, ...]
119
+ if decoder_name == "raw":
120
+ args = (self.mode, 0, -1)
121
+ else:
122
+ args = (number_of_bits,)
123
+ return decoder_name, offset, args
124
+
125
+
126
+ class FitsGzipDecoder(ImageFile.PyDecoder):
127
+ _pulls_fd = True
128
+
129
+ def decode(self, buffer: bytes) -> tuple[int, int]:
130
+ assert self.fd is not None
131
+ value = gzip.decompress(self.fd.read())
132
+
133
+ rows = []
134
+ offset = 0
135
+ number_of_bits = min(self.args[0] // 8, 4)
136
+ for y in range(self.state.ysize):
137
+ row = bytearray()
138
+ for x in range(self.state.xsize):
139
+ row += value[offset + (4 - number_of_bits) : offset + 4]
140
+ offset += 4
141
+ rows.append(row)
142
+ self.set_as_raw(bytes([pixel for row in rows[::-1] for pixel in row]))
143
+ return -1, 0
144
+
145
+
146
+ # --------------------------------------------------------------------
147
+ # Registry
148
+
149
+ Image.register_open(FitsImageFile.format, FitsImageFile, _accept)
150
+ Image.register_decoder("fits_gzip", FitsGzipDecoder)
151
+
152
+ Image.register_extensions(FitsImageFile.format, [".fit", ".fits"])
MLPY/Lib/site-packages/PIL/FliImagePlugin.py ADDED
@@ -0,0 +1,174 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # FLI/FLC file handling.
6
+ #
7
+ # History:
8
+ # 95-09-01 fl Created
9
+ # 97-01-03 fl Fixed parser, setup decoder tile
10
+ # 98-07-15 fl Renamed offset attribute to avoid name clash
11
+ #
12
+ # Copyright (c) Secret Labs AB 1997-98.
13
+ # Copyright (c) Fredrik Lundh 1995-97.
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+ from __future__ import annotations
18
+
19
+ import os
20
+
21
+ from . import Image, ImageFile, ImagePalette
22
+ from ._binary import i16le as i16
23
+ from ._binary import i32le as i32
24
+ from ._binary import o8
25
+
26
+ #
27
+ # decoder
28
+
29
+
30
+ def _accept(prefix: bytes) -> bool:
31
+ return (
32
+ len(prefix) >= 6
33
+ and i16(prefix, 4) in [0xAF11, 0xAF12]
34
+ and i16(prefix, 14) in [0, 3] # flags
35
+ )
36
+
37
+
38
+ ##
39
+ # Image plugin for the FLI/FLC animation format. Use the <b>seek</b>
40
+ # method to load individual frames.
41
+
42
+
43
+ class FliImageFile(ImageFile.ImageFile):
44
+ format = "FLI"
45
+ format_description = "Autodesk FLI/FLC Animation"
46
+ _close_exclusive_fp_after_loading = False
47
+
48
+ def _open(self):
49
+ # HEAD
50
+ s = self.fp.read(128)
51
+ if not (_accept(s) and s[20:22] == b"\x00\x00"):
52
+ msg = "not an FLI/FLC file"
53
+ raise SyntaxError(msg)
54
+
55
+ # frames
56
+ self.n_frames = i16(s, 6)
57
+ self.is_animated = self.n_frames > 1
58
+
59
+ # image characteristics
60
+ self._mode = "P"
61
+ self._size = i16(s, 8), i16(s, 10)
62
+
63
+ # animation speed
64
+ duration = i32(s, 16)
65
+ magic = i16(s, 4)
66
+ if magic == 0xAF11:
67
+ duration = (duration * 1000) // 70
68
+ self.info["duration"] = duration
69
+
70
+ # look for palette
71
+ palette = [(a, a, a) for a in range(256)]
72
+
73
+ s = self.fp.read(16)
74
+
75
+ self.__offset = 128
76
+
77
+ if i16(s, 4) == 0xF100:
78
+ # prefix chunk; ignore it
79
+ self.__offset = self.__offset + i32(s)
80
+ self.fp.seek(self.__offset)
81
+ s = self.fp.read(16)
82
+
83
+ if i16(s, 4) == 0xF1FA:
84
+ # look for palette chunk
85
+ number_of_subchunks = i16(s, 6)
86
+ chunk_size = None
87
+ for _ in range(number_of_subchunks):
88
+ if chunk_size is not None:
89
+ self.fp.seek(chunk_size - 6, os.SEEK_CUR)
90
+ s = self.fp.read(6)
91
+ chunk_type = i16(s, 4)
92
+ if chunk_type in (4, 11):
93
+ self._palette(palette, 2 if chunk_type == 11 else 0)
94
+ break
95
+ chunk_size = i32(s)
96
+ if not chunk_size:
97
+ break
98
+
99
+ palette = [o8(r) + o8(g) + o8(b) for (r, g, b) in palette]
100
+ self.palette = ImagePalette.raw("RGB", b"".join(palette))
101
+
102
+ # set things up to decode first frame
103
+ self.__frame = -1
104
+ self._fp = self.fp
105
+ self.__rewind = self.fp.tell()
106
+ self.seek(0)
107
+
108
+ def _palette(self, palette, shift):
109
+ # load palette
110
+
111
+ i = 0
112
+ for e in range(i16(self.fp.read(2))):
113
+ s = self.fp.read(2)
114
+ i = i + s[0]
115
+ n = s[1]
116
+ if n == 0:
117
+ n = 256
118
+ s = self.fp.read(n * 3)
119
+ for n in range(0, len(s), 3):
120
+ r = s[n] << shift
121
+ g = s[n + 1] << shift
122
+ b = s[n + 2] << shift
123
+ palette[i] = (r, g, b)
124
+ i += 1
125
+
126
+ def seek(self, frame: int) -> None:
127
+ if not self._seek_check(frame):
128
+ return
129
+ if frame < self.__frame:
130
+ self._seek(0)
131
+
132
+ for f in range(self.__frame + 1, frame + 1):
133
+ self._seek(f)
134
+
135
+ def _seek(self, frame: int) -> None:
136
+ if frame == 0:
137
+ self.__frame = -1
138
+ self._fp.seek(self.__rewind)
139
+ self.__offset = 128
140
+ else:
141
+ # ensure that the previous frame was loaded
142
+ self.load()
143
+
144
+ if frame != self.__frame + 1:
145
+ msg = f"cannot seek to frame {frame}"
146
+ raise ValueError(msg)
147
+ self.__frame = frame
148
+
149
+ # move to next frame
150
+ self.fp = self._fp
151
+ self.fp.seek(self.__offset)
152
+
153
+ s = self.fp.read(4)
154
+ if not s:
155
+ msg = "missing frame size"
156
+ raise EOFError(msg)
157
+
158
+ framesize = i32(s)
159
+
160
+ self.decodermaxblock = framesize
161
+ self.tile = [("fli", (0, 0) + self.size, self.__offset, None)]
162
+
163
+ self.__offset += framesize
164
+
165
+ def tell(self) -> int:
166
+ return self.__frame
167
+
168
+
169
+ #
170
+ # registry
171
+
172
+ Image.register_open(FliImageFile.format, FliImageFile, _accept)
173
+
174
+ Image.register_extensions(FliImageFile.format, [".fli", ".flc"])
MLPY/Lib/site-packages/PIL/FontFile.py ADDED
@@ -0,0 +1,134 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # base class for raster font file parsers
6
+ #
7
+ # history:
8
+ # 1997-06-05 fl created
9
+ # 1997-08-19 fl restrict image width
10
+ #
11
+ # Copyright (c) 1997-1998 by Secret Labs AB
12
+ # Copyright (c) 1997-1998 by Fredrik Lundh
13
+ #
14
+ # See the README file for information on usage and redistribution.
15
+ #
16
+ from __future__ import annotations
17
+
18
+ import os
19
+ from typing import BinaryIO
20
+
21
+ from . import Image, _binary
22
+
23
+ WIDTH = 800
24
+
25
+
26
+ def puti16(
27
+ fp: BinaryIO, values: tuple[int, int, int, int, int, int, int, int, int, int]
28
+ ) -> None:
29
+ """Write network order (big-endian) 16-bit sequence"""
30
+ for v in values:
31
+ if v < 0:
32
+ v += 65536
33
+ fp.write(_binary.o16be(v))
34
+
35
+
36
+ class FontFile:
37
+ """Base class for raster font file handlers."""
38
+
39
+ bitmap: Image.Image | None = None
40
+
41
+ def __init__(self) -> None:
42
+ self.info: dict[bytes, bytes | int] = {}
43
+ self.glyph: list[
44
+ tuple[
45
+ tuple[int, int],
46
+ tuple[int, int, int, int],
47
+ tuple[int, int, int, int],
48
+ Image.Image,
49
+ ]
50
+ | None
51
+ ] = [None] * 256
52
+
53
+ def __getitem__(self, ix: int) -> (
54
+ tuple[
55
+ tuple[int, int],
56
+ tuple[int, int, int, int],
57
+ tuple[int, int, int, int],
58
+ Image.Image,
59
+ ]
60
+ | None
61
+ ):
62
+ return self.glyph[ix]
63
+
64
+ def compile(self) -> None:
65
+ """Create metrics and bitmap"""
66
+
67
+ if self.bitmap:
68
+ return
69
+
70
+ # create bitmap large enough to hold all data
71
+ h = w = maxwidth = 0
72
+ lines = 1
73
+ for glyph in self.glyph:
74
+ if glyph:
75
+ d, dst, src, im = glyph
76
+ h = max(h, src[3] - src[1])
77
+ w = w + (src[2] - src[0])
78
+ if w > WIDTH:
79
+ lines += 1
80
+ w = src[2] - src[0]
81
+ maxwidth = max(maxwidth, w)
82
+
83
+ xsize = maxwidth
84
+ ysize = lines * h
85
+
86
+ if xsize == 0 and ysize == 0:
87
+ return
88
+
89
+ self.ysize = h
90
+
91
+ # paste glyphs into bitmap
92
+ self.bitmap = Image.new("1", (xsize, ysize))
93
+ self.metrics: list[
94
+ tuple[tuple[int, int], tuple[int, int, int, int], tuple[int, int, int, int]]
95
+ | None
96
+ ] = [None] * 256
97
+ x = y = 0
98
+ for i in range(256):
99
+ glyph = self[i]
100
+ if glyph:
101
+ d, dst, src, im = glyph
102
+ xx = src[2] - src[0]
103
+ x0, y0 = x, y
104
+ x = x + xx
105
+ if x > WIDTH:
106
+ x, y = 0, y + h
107
+ x0, y0 = x, y
108
+ x = xx
109
+ s = src[0] + x0, src[1] + y0, src[2] + x0, src[3] + y0
110
+ self.bitmap.paste(im.crop(src), s)
111
+ self.metrics[i] = d, dst, s
112
+
113
+ def save(self, filename: str) -> None:
114
+ """Save font"""
115
+
116
+ self.compile()
117
+
118
+ # font data
119
+ if not self.bitmap:
120
+ msg = "No bitmap created"
121
+ raise ValueError(msg)
122
+ self.bitmap.save(os.path.splitext(filename)[0] + ".pbm", "PNG")
123
+
124
+ # font metrics
125
+ with open(os.path.splitext(filename)[0] + ".pil", "wb") as fp:
126
+ fp.write(b"PILfont\n")
127
+ fp.write(f";;;;;;{self.ysize};\n".encode("ascii")) # HACK!!!
128
+ fp.write(b"DATA\n")
129
+ for id in range(256):
130
+ m = self.metrics[id]
131
+ if not m:
132
+ puti16(fp, (0,) * 10)
133
+ else:
134
+ puti16(fp, m[0] + m[1] + m[2])
MLPY/Lib/site-packages/PIL/FpxImagePlugin.py ADDED
@@ -0,0 +1,255 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # THIS IS WORK IN PROGRESS
3
+ #
4
+ # The Python Imaging Library.
5
+ # $Id$
6
+ #
7
+ # FlashPix support for PIL
8
+ #
9
+ # History:
10
+ # 97-01-25 fl Created (reads uncompressed RGB images only)
11
+ #
12
+ # Copyright (c) Secret Labs AB 1997.
13
+ # Copyright (c) Fredrik Lundh 1997.
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+ from __future__ import annotations
18
+
19
+ import olefile
20
+
21
+ from . import Image, ImageFile
22
+ from ._binary import i32le as i32
23
+
24
+ # we map from colour field tuples to (mode, rawmode) descriptors
25
+ MODES = {
26
+ # opacity
27
+ (0x00007FFE,): ("A", "L"),
28
+ # monochrome
29
+ (0x00010000,): ("L", "L"),
30
+ (0x00018000, 0x00017FFE): ("RGBA", "LA"),
31
+ # photo YCC
32
+ (0x00020000, 0x00020001, 0x00020002): ("RGB", "YCC;P"),
33
+ (0x00028000, 0x00028001, 0x00028002, 0x00027FFE): ("RGBA", "YCCA;P"),
34
+ # standard RGB (NIFRGB)
35
+ (0x00030000, 0x00030001, 0x00030002): ("RGB", "RGB"),
36
+ (0x00038000, 0x00038001, 0x00038002, 0x00037FFE): ("RGBA", "RGBA"),
37
+ }
38
+
39
+
40
+ #
41
+ # --------------------------------------------------------------------
42
+
43
+
44
+ def _accept(prefix: bytes) -> bool:
45
+ return prefix[:8] == olefile.MAGIC
46
+
47
+
48
+ ##
49
+ # Image plugin for the FlashPix images.
50
+
51
+
52
+ class FpxImageFile(ImageFile.ImageFile):
53
+ format = "FPX"
54
+ format_description = "FlashPix"
55
+
56
+ def _open(self):
57
+ #
58
+ # read the OLE directory and see if this is a likely
59
+ # to be a FlashPix file
60
+
61
+ try:
62
+ self.ole = olefile.OleFileIO(self.fp)
63
+ except OSError as e:
64
+ msg = "not an FPX file; invalid OLE file"
65
+ raise SyntaxError(msg) from e
66
+
67
+ if self.ole.root.clsid != "56616700-C154-11CE-8553-00AA00A1F95B":
68
+ msg = "not an FPX file; bad root CLSID"
69
+ raise SyntaxError(msg)
70
+
71
+ self._open_index(1)
72
+
73
+ def _open_index(self, index: int = 1) -> None:
74
+ #
75
+ # get the Image Contents Property Set
76
+
77
+ prop = self.ole.getproperties(
78
+ [f"Data Object Store {index:06d}", "\005Image Contents"]
79
+ )
80
+
81
+ # size (highest resolution)
82
+
83
+ self._size = prop[0x1000002], prop[0x1000003]
84
+
85
+ size = max(self.size)
86
+ i = 1
87
+ while size > 64:
88
+ size = size // 2
89
+ i += 1
90
+ self.maxid = i - 1
91
+
92
+ # mode. instead of using a single field for this, flashpix
93
+ # requires you to specify the mode for each channel in each
94
+ # resolution subimage, and leaves it to the decoder to make
95
+ # sure that they all match. for now, we'll cheat and assume
96
+ # that this is always the case.
97
+
98
+ id = self.maxid << 16
99
+
100
+ s = prop[0x2000002 | id]
101
+
102
+ bands = i32(s, 4)
103
+ if bands > 4:
104
+ msg = "Invalid number of bands"
105
+ raise OSError(msg)
106
+
107
+ # note: for now, we ignore the "uncalibrated" flag
108
+ colors = tuple(i32(s, 8 + i * 4) & 0x7FFFFFFF for i in range(bands))
109
+
110
+ self._mode, self.rawmode = MODES[colors]
111
+
112
+ # load JPEG tables, if any
113
+ self.jpeg = {}
114
+ for i in range(256):
115
+ id = 0x3000001 | (i << 16)
116
+ if id in prop:
117
+ self.jpeg[i] = prop[id]
118
+
119
+ self._open_subimage(1, self.maxid)
120
+
121
+ def _open_subimage(self, index: int = 1, subimage: int = 0) -> None:
122
+ #
123
+ # setup tile descriptors for a given subimage
124
+
125
+ stream = [
126
+ f"Data Object Store {index:06d}",
127
+ f"Resolution {subimage:04d}",
128
+ "Subimage 0000 Header",
129
+ ]
130
+
131
+ fp = self.ole.openstream(stream)
132
+
133
+ # skip prefix
134
+ fp.read(28)
135
+
136
+ # header stream
137
+ s = fp.read(36)
138
+
139
+ size = i32(s, 4), i32(s, 8)
140
+ # tilecount = i32(s, 12)
141
+ tilesize = i32(s, 16), i32(s, 20)
142
+ # channels = i32(s, 24)
143
+ offset = i32(s, 28)
144
+ length = i32(s, 32)
145
+
146
+ if size != self.size:
147
+ msg = "subimage mismatch"
148
+ raise OSError(msg)
149
+
150
+ # get tile descriptors
151
+ fp.seek(28 + offset)
152
+ s = fp.read(i32(s, 12) * length)
153
+
154
+ x = y = 0
155
+ xsize, ysize = size
156
+ xtile, ytile = tilesize
157
+ self.tile = []
158
+
159
+ for i in range(0, len(s), length):
160
+ x1 = min(xsize, x + xtile)
161
+ y1 = min(ysize, y + ytile)
162
+
163
+ compression = i32(s, i + 8)
164
+
165
+ if compression == 0:
166
+ self.tile.append(
167
+ (
168
+ "raw",
169
+ (x, y, x1, y1),
170
+ i32(s, i) + 28,
171
+ (self.rawmode,),
172
+ )
173
+ )
174
+
175
+ elif compression == 1:
176
+ # FIXME: the fill decoder is not implemented
177
+ self.tile.append(
178
+ (
179
+ "fill",
180
+ (x, y, x1, y1),
181
+ i32(s, i) + 28,
182
+ (self.rawmode, s[12:16]),
183
+ )
184
+ )
185
+
186
+ elif compression == 2:
187
+ internal_color_conversion = s[14]
188
+ jpeg_tables = s[15]
189
+ rawmode = self.rawmode
190
+
191
+ if internal_color_conversion:
192
+ # The image is stored as usual (usually YCbCr).
193
+ if rawmode == "RGBA":
194
+ # For "RGBA", data is stored as YCbCrA based on
195
+ # negative RGB. The following trick works around
196
+ # this problem :
197
+ jpegmode, rawmode = "YCbCrK", "CMYK"
198
+ else:
199
+ jpegmode = None # let the decoder decide
200
+
201
+ else:
202
+ # The image is stored as defined by rawmode
203
+ jpegmode = rawmode
204
+
205
+ self.tile.append(
206
+ (
207
+ "jpeg",
208
+ (x, y, x1, y1),
209
+ i32(s, i) + 28,
210
+ (rawmode, jpegmode),
211
+ )
212
+ )
213
+
214
+ # FIXME: jpeg tables are tile dependent; the prefix
215
+ # data must be placed in the tile descriptor itself!
216
+
217
+ if jpeg_tables:
218
+ self.tile_prefix = self.jpeg[jpeg_tables]
219
+
220
+ else:
221
+ msg = "unknown/invalid compression"
222
+ raise OSError(msg)
223
+
224
+ x = x + xtile
225
+ if x >= xsize:
226
+ x, y = 0, y + ytile
227
+ if y >= ysize:
228
+ break # isn't really required
229
+
230
+ self.stream = stream
231
+ self._fp = self.fp
232
+ self.fp = None
233
+
234
+ def load(self):
235
+ if not self.fp:
236
+ self.fp = self.ole.openstream(self.stream[:2] + ["Subimage 0000 Data"])
237
+
238
+ return ImageFile.ImageFile.load(self)
239
+
240
+ def close(self) -> None:
241
+ self.ole.close()
242
+ super().close()
243
+
244
+ def __exit__(self, *args: object) -> None:
245
+ self.ole.close()
246
+ super().__exit__()
247
+
248
+
249
+ #
250
+ # --------------------------------------------------------------------
251
+
252
+
253
+ Image.register_open(FpxImageFile.format, FpxImageFile, _accept)
254
+
255
+ Image.register_extension(FpxImageFile.format, ".fpx")
MLPY/Lib/site-packages/PIL/FtexImagePlugin.py ADDED
@@ -0,0 +1,115 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ """
2
+ A Pillow loader for .ftc and .ftu files (FTEX)
3
+ Jerome Leclanche <[email protected]>
4
+
5
+ The contents of this file are hereby released in the public domain (CC0)
6
+ Full text of the CC0 license:
7
+ https://creativecommons.org/publicdomain/zero/1.0/
8
+
9
+ Independence War 2: Edge Of Chaos - Texture File Format - 16 October 2001
10
+
11
+ The textures used for 3D objects in Independence War 2: Edge Of Chaos are in a
12
+ packed custom format called FTEX. This file format uses file extensions FTC
13
+ and FTU.
14
+ * FTC files are compressed textures (using standard texture compression).
15
+ * FTU files are not compressed.
16
+ Texture File Format
17
+ The FTC and FTU texture files both use the same format. This
18
+ has the following structure:
19
+ {header}
20
+ {format_directory}
21
+ {data}
22
+ Where:
23
+ {header} = {
24
+ u32:magic,
25
+ u32:version,
26
+ u32:width,
27
+ u32:height,
28
+ u32:mipmap_count,
29
+ u32:format_count
30
+ }
31
+
32
+ * The "magic" number is "FTEX".
33
+ * "width" and "height" are the dimensions of the texture.
34
+ * "mipmap_count" is the number of mipmaps in the texture.
35
+ * "format_count" is the number of texture formats (different versions of the
36
+ same texture) in this file.
37
+
38
+ {format_directory} = format_count * { u32:format, u32:where }
39
+
40
+ The format value is 0 for DXT1 compressed textures and 1 for 24-bit RGB
41
+ uncompressed textures.
42
+ The texture data for a format starts at the position "where" in the file.
43
+
44
+ Each set of texture data in the file has the following structure:
45
+ {data} = format_count * { u32:mipmap_size, mipmap_size * { u8 } }
46
+ * "mipmap_size" is the number of bytes in that mip level. For compressed
47
+ textures this is the size of the texture data compressed with DXT1. For 24 bit
48
+ uncompressed textures, this is 3 * width * height. Following this are the image
49
+ bytes for that mipmap level.
50
+
51
+ Note: All data is stored in little-Endian (Intel) byte order.
52
+ """
53
+
54
+ from __future__ import annotations
55
+
56
+ import struct
57
+ from enum import IntEnum
58
+ from io import BytesIO
59
+
60
+ from . import Image, ImageFile
61
+
62
+ MAGIC = b"FTEX"
63
+
64
+
65
+ class Format(IntEnum):
66
+ DXT1 = 0
67
+ UNCOMPRESSED = 1
68
+
69
+
70
+ class FtexImageFile(ImageFile.ImageFile):
71
+ format = "FTEX"
72
+ format_description = "Texture File Format (IW2:EOC)"
73
+
74
+ def _open(self) -> None:
75
+ if not _accept(self.fp.read(4)):
76
+ msg = "not an FTEX file"
77
+ raise SyntaxError(msg)
78
+ struct.unpack("<i", self.fp.read(4)) # version
79
+ self._size = struct.unpack("<2i", self.fp.read(8))
80
+ mipmap_count, format_count = struct.unpack("<2i", self.fp.read(8))
81
+
82
+ self._mode = "RGB"
83
+
84
+ # Only support single-format files.
85
+ # I don't know of any multi-format file.
86
+ assert format_count == 1
87
+
88
+ format, where = struct.unpack("<2i", self.fp.read(8))
89
+ self.fp.seek(where)
90
+ (mipmap_size,) = struct.unpack("<i", self.fp.read(4))
91
+
92
+ data = self.fp.read(mipmap_size)
93
+
94
+ if format == Format.DXT1:
95
+ self._mode = "RGBA"
96
+ self.tile = [("bcn", (0, 0) + self.size, 0, 1)]
97
+ elif format == Format.UNCOMPRESSED:
98
+ self.tile = [("raw", (0, 0) + self.size, 0, ("RGB", 0, 1))]
99
+ else:
100
+ msg = f"Invalid texture compression format: {repr(format)}"
101
+ raise ValueError(msg)
102
+
103
+ self.fp.close()
104
+ self.fp = BytesIO(data)
105
+
106
+ def load_seek(self, pos: int) -> None:
107
+ pass
108
+
109
+
110
+ def _accept(prefix: bytes) -> bool:
111
+ return prefix[:4] == MAGIC
112
+
113
+
114
+ Image.register_open(FtexImageFile.format, FtexImageFile, _accept)
115
+ Image.register_extensions(FtexImageFile.format, [".ftc", ".ftu"])
MLPY/Lib/site-packages/PIL/GbrImagePlugin.py ADDED
@@ -0,0 +1,103 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ #
4
+ # load a GIMP brush file
5
+ #
6
+ # History:
7
+ # 96-03-14 fl Created
8
+ # 16-01-08 es Version 2
9
+ #
10
+ # Copyright (c) Secret Labs AB 1997.
11
+ # Copyright (c) Fredrik Lundh 1996.
12
+ # Copyright (c) Eric Soroos 2016.
13
+ #
14
+ # See the README file for information on usage and redistribution.
15
+ #
16
+ #
17
+ # See https://github.com/GNOME/gimp/blob/mainline/devel-docs/gbr.txt for
18
+ # format documentation.
19
+ #
20
+ # This code Interprets version 1 and 2 .gbr files.
21
+ # Version 1 files are obsolete, and should not be used for new
22
+ # brushes.
23
+ # Version 2 files are saved by GIMP v2.8 (at least)
24
+ # Version 3 files have a format specifier of 18 for 16bit floats in
25
+ # the color depth field. This is currently unsupported by Pillow.
26
+ from __future__ import annotations
27
+
28
+ from . import Image, ImageFile
29
+ from ._binary import i32be as i32
30
+
31
+
32
+ def _accept(prefix: bytes) -> bool:
33
+ return len(prefix) >= 8 and i32(prefix, 0) >= 20 and i32(prefix, 4) in (1, 2)
34
+
35
+
36
+ ##
37
+ # Image plugin for the GIMP brush format.
38
+
39
+
40
+ class GbrImageFile(ImageFile.ImageFile):
41
+ format = "GBR"
42
+ format_description = "GIMP brush file"
43
+
44
+ def _open(self) -> None:
45
+ header_size = i32(self.fp.read(4))
46
+ if header_size < 20:
47
+ msg = "not a GIMP brush"
48
+ raise SyntaxError(msg)
49
+ version = i32(self.fp.read(4))
50
+ if version not in (1, 2):
51
+ msg = f"Unsupported GIMP brush version: {version}"
52
+ raise SyntaxError(msg)
53
+
54
+ width = i32(self.fp.read(4))
55
+ height = i32(self.fp.read(4))
56
+ color_depth = i32(self.fp.read(4))
57
+ if width <= 0 or height <= 0:
58
+ msg = "not a GIMP brush"
59
+ raise SyntaxError(msg)
60
+ if color_depth not in (1, 4):
61
+ msg = f"Unsupported GIMP brush color depth: {color_depth}"
62
+ raise SyntaxError(msg)
63
+
64
+ if version == 1:
65
+ comment_length = header_size - 20
66
+ else:
67
+ comment_length = header_size - 28
68
+ magic_number = self.fp.read(4)
69
+ if magic_number != b"GIMP":
70
+ msg = "not a GIMP brush, bad magic number"
71
+ raise SyntaxError(msg)
72
+ self.info["spacing"] = i32(self.fp.read(4))
73
+
74
+ comment = self.fp.read(comment_length)[:-1]
75
+
76
+ if color_depth == 1:
77
+ self._mode = "L"
78
+ else:
79
+ self._mode = "RGBA"
80
+
81
+ self._size = width, height
82
+
83
+ self.info["comment"] = comment
84
+
85
+ # Image might not be small
86
+ Image._decompression_bomb_check(self.size)
87
+
88
+ # Data is an uncompressed block of w * h * bytes/pixel
89
+ self._data_size = width * height * color_depth
90
+
91
+ def load(self):
92
+ if not self.im:
93
+ self.im = Image.core.new(self.mode, self.size)
94
+ self.frombytes(self.fp.read(self._data_size))
95
+ return Image.Image.load(self)
96
+
97
+
98
+ #
99
+ # registry
100
+
101
+
102
+ Image.register_open(GbrImageFile.format, GbrImageFile, _accept)
103
+ Image.register_extension(GbrImageFile.format, ".gbr")
MLPY/Lib/site-packages/PIL/GdImageFile.py ADDED
@@ -0,0 +1,102 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # GD file handling
6
+ #
7
+ # History:
8
+ # 1996-04-12 fl Created
9
+ #
10
+ # Copyright (c) 1997 by Secret Labs AB.
11
+ # Copyright (c) 1996 by Fredrik Lundh.
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+
16
+
17
+ """
18
+ .. note::
19
+ This format cannot be automatically recognized, so the
20
+ class is not registered for use with :py:func:`PIL.Image.open()`. To open a
21
+ gd file, use the :py:func:`PIL.GdImageFile.open()` function instead.
22
+
23
+ .. warning::
24
+ THE GD FORMAT IS NOT DESIGNED FOR DATA INTERCHANGE. This
25
+ implementation is provided for convenience and demonstrational
26
+ purposes only.
27
+ """
28
+ from __future__ import annotations
29
+
30
+ from typing import IO
31
+
32
+ from . import ImageFile, ImagePalette, UnidentifiedImageError
33
+ from ._binary import i16be as i16
34
+ from ._binary import i32be as i32
35
+ from ._typing import StrOrBytesPath
36
+
37
+
38
+ class GdImageFile(ImageFile.ImageFile):
39
+ """
40
+ Image plugin for the GD uncompressed format. Note that this format
41
+ is not supported by the standard :py:func:`PIL.Image.open()` function. To use
42
+ this plugin, you have to import the :py:mod:`PIL.GdImageFile` module and
43
+ use the :py:func:`PIL.GdImageFile.open()` function.
44
+ """
45
+
46
+ format = "GD"
47
+ format_description = "GD uncompressed images"
48
+
49
+ def _open(self) -> None:
50
+ # Header
51
+ assert self.fp is not None
52
+
53
+ s = self.fp.read(1037)
54
+
55
+ if i16(s) not in [65534, 65535]:
56
+ msg = "Not a valid GD 2.x .gd file"
57
+ raise SyntaxError(msg)
58
+
59
+ self._mode = "L" # FIXME: "P"
60
+ self._size = i16(s, 2), i16(s, 4)
61
+
62
+ true_color = s[6]
63
+ true_color_offset = 2 if true_color else 0
64
+
65
+ # transparency index
66
+ tindex = i32(s, 7 + true_color_offset)
67
+ if tindex < 256:
68
+ self.info["transparency"] = tindex
69
+
70
+ self.palette = ImagePalette.raw(
71
+ "XBGR", s[7 + true_color_offset + 4 : 7 + true_color_offset + 4 + 256 * 4]
72
+ )
73
+
74
+ self.tile = [
75
+ (
76
+ "raw",
77
+ (0, 0) + self.size,
78
+ 7 + true_color_offset + 4 + 256 * 4,
79
+ ("L", 0, 1),
80
+ )
81
+ ]
82
+
83
+
84
+ def open(fp: StrOrBytesPath | IO[bytes], mode: str = "r") -> GdImageFile:
85
+ """
86
+ Load texture from a GD image file.
87
+
88
+ :param fp: GD file name, or an opened file handle.
89
+ :param mode: Optional mode. In this version, if the mode argument
90
+ is given, it must be "r".
91
+ :returns: An image instance.
92
+ :raises OSError: If the image could not be read.
93
+ """
94
+ if mode != "r":
95
+ msg = "bad mode"
96
+ raise ValueError(msg)
97
+
98
+ try:
99
+ return GdImageFile(fp)
100
+ except SyntaxError as e:
101
+ msg = "cannot identify this image file"
102
+ raise UnidentifiedImageError(msg) from e
MLPY/Lib/site-packages/PIL/GifImagePlugin.py ADDED
@@ -0,0 +1,1159 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # GIF file handling
6
+ #
7
+ # History:
8
+ # 1995-09-01 fl Created
9
+ # 1996-12-14 fl Added interlace support
10
+ # 1996-12-30 fl Added animation support
11
+ # 1997-01-05 fl Added write support, fixed local colour map bug
12
+ # 1997-02-23 fl Make sure to load raster data in getdata()
13
+ # 1997-07-05 fl Support external decoder (0.4)
14
+ # 1998-07-09 fl Handle all modes when saving (0.5)
15
+ # 1998-07-15 fl Renamed offset attribute to avoid name clash
16
+ # 2001-04-16 fl Added rewind support (seek to frame 0) (0.6)
17
+ # 2001-04-17 fl Added palette optimization (0.7)
18
+ # 2002-06-06 fl Added transparency support for save (0.8)
19
+ # 2004-02-24 fl Disable interlacing for small images
20
+ #
21
+ # Copyright (c) 1997-2004 by Secret Labs AB
22
+ # Copyright (c) 1995-2004 by Fredrik Lundh
23
+ #
24
+ # See the README file for information on usage and redistribution.
25
+ #
26
+ from __future__ import annotations
27
+
28
+ import itertools
29
+ import math
30
+ import os
31
+ import subprocess
32
+ import sys
33
+ from enum import IntEnum
34
+ from functools import cached_property
35
+ from typing import IO, TYPE_CHECKING, Any, List, Literal, NamedTuple, Union
36
+
37
+ from . import (
38
+ Image,
39
+ ImageChops,
40
+ ImageFile,
41
+ ImageMath,
42
+ ImageOps,
43
+ ImagePalette,
44
+ ImageSequence,
45
+ )
46
+ from ._binary import i16le as i16
47
+ from ._binary import o8
48
+ from ._binary import o16le as o16
49
+
50
+ if TYPE_CHECKING:
51
+ from . import _imaging
52
+
53
+
54
+ class LoadingStrategy(IntEnum):
55
+ """.. versionadded:: 9.1.0"""
56
+
57
+ RGB_AFTER_FIRST = 0
58
+ RGB_AFTER_DIFFERENT_PALETTE_ONLY = 1
59
+ RGB_ALWAYS = 2
60
+
61
+
62
+ #: .. versionadded:: 9.1.0
63
+ LOADING_STRATEGY = LoadingStrategy.RGB_AFTER_FIRST
64
+
65
+ # --------------------------------------------------------------------
66
+ # Identify/read GIF files
67
+
68
+
69
+ def _accept(prefix: bytes) -> bool:
70
+ return prefix[:6] in [b"GIF87a", b"GIF89a"]
71
+
72
+
73
+ ##
74
+ # Image plugin for GIF images. This plugin supports both GIF87 and
75
+ # GIF89 images.
76
+
77
+
78
+ class GifImageFile(ImageFile.ImageFile):
79
+ format = "GIF"
80
+ format_description = "Compuserve GIF"
81
+ _close_exclusive_fp_after_loading = False
82
+
83
+ global_palette = None
84
+
85
+ def data(self) -> bytes | None:
86
+ s = self.fp.read(1)
87
+ if s and s[0]:
88
+ return self.fp.read(s[0])
89
+ return None
90
+
91
+ def _is_palette_needed(self, p: bytes) -> bool:
92
+ for i in range(0, len(p), 3):
93
+ if not (i // 3 == p[i] == p[i + 1] == p[i + 2]):
94
+ return True
95
+ return False
96
+
97
+ def _open(self) -> None:
98
+ # Screen
99
+ s = self.fp.read(13)
100
+ if not _accept(s):
101
+ msg = "not a GIF file"
102
+ raise SyntaxError(msg)
103
+
104
+ self.info["version"] = s[:6]
105
+ self._size = i16(s, 6), i16(s, 8)
106
+ self.tile = []
107
+ flags = s[10]
108
+ bits = (flags & 7) + 1
109
+
110
+ if flags & 128:
111
+ # get global palette
112
+ self.info["background"] = s[11]
113
+ # check if palette contains colour indices
114
+ p = self.fp.read(3 << bits)
115
+ if self._is_palette_needed(p):
116
+ p = ImagePalette.raw("RGB", p)
117
+ self.global_palette = self.palette = p
118
+
119
+ self._fp = self.fp # FIXME: hack
120
+ self.__rewind = self.fp.tell()
121
+ self._n_frames: int | None = None
122
+ self._seek(0) # get ready to read first frame
123
+
124
+ @property
125
+ def n_frames(self) -> int:
126
+ if self._n_frames is None:
127
+ current = self.tell()
128
+ try:
129
+ while True:
130
+ self._seek(self.tell() + 1, False)
131
+ except EOFError:
132
+ self._n_frames = self.tell() + 1
133
+ self.seek(current)
134
+ return self._n_frames
135
+
136
+ @cached_property
137
+ def is_animated(self) -> bool:
138
+ if self._n_frames is not None:
139
+ return self._n_frames != 1
140
+
141
+ current = self.tell()
142
+ if current:
143
+ return True
144
+
145
+ try:
146
+ self._seek(1, False)
147
+ is_animated = True
148
+ except EOFError:
149
+ is_animated = False
150
+
151
+ self.seek(current)
152
+ return is_animated
153
+
154
+ def seek(self, frame: int) -> None:
155
+ if not self._seek_check(frame):
156
+ return
157
+ if frame < self.__frame:
158
+ self.im = None
159
+ self._seek(0)
160
+
161
+ last_frame = self.__frame
162
+ for f in range(self.__frame + 1, frame + 1):
163
+ try:
164
+ self._seek(f)
165
+ except EOFError as e:
166
+ self.seek(last_frame)
167
+ msg = "no more images in GIF file"
168
+ raise EOFError(msg) from e
169
+
170
+ def _seek(self, frame: int, update_image: bool = True) -> None:
171
+ if frame == 0:
172
+ # rewind
173
+ self.__offset = 0
174
+ self.dispose: _imaging.ImagingCore | None = None
175
+ self.__frame = -1
176
+ self._fp.seek(self.__rewind)
177
+ self.disposal_method = 0
178
+ if "comment" in self.info:
179
+ del self.info["comment"]
180
+ else:
181
+ # ensure that the previous frame was loaded
182
+ if self.tile and update_image:
183
+ self.load()
184
+
185
+ if frame != self.__frame + 1:
186
+ msg = f"cannot seek to frame {frame}"
187
+ raise ValueError(msg)
188
+
189
+ self.fp = self._fp
190
+ if self.__offset:
191
+ # backup to last frame
192
+ self.fp.seek(self.__offset)
193
+ while self.data():
194
+ pass
195
+ self.__offset = 0
196
+
197
+ s = self.fp.read(1)
198
+ if not s or s == b";":
199
+ msg = "no more images in GIF file"
200
+ raise EOFError(msg)
201
+
202
+ palette: ImagePalette.ImagePalette | Literal[False] | None = None
203
+
204
+ info: dict[str, Any] = {}
205
+ frame_transparency = None
206
+ interlace = None
207
+ frame_dispose_extent = None
208
+ while True:
209
+ if not s:
210
+ s = self.fp.read(1)
211
+ if not s or s == b";":
212
+ break
213
+
214
+ elif s == b"!":
215
+ #
216
+ # extensions
217
+ #
218
+ s = self.fp.read(1)
219
+ block = self.data()
220
+ if s[0] == 249 and block is not None:
221
+ #
222
+ # graphic control extension
223
+ #
224
+ flags = block[0]
225
+ if flags & 1:
226
+ frame_transparency = block[3]
227
+ info["duration"] = i16(block, 1) * 10
228
+
229
+ # disposal method - find the value of bits 4 - 6
230
+ dispose_bits = 0b00011100 & flags
231
+ dispose_bits = dispose_bits >> 2
232
+ if dispose_bits:
233
+ # only set the dispose if it is not
234
+ # unspecified. I'm not sure if this is
235
+ # correct, but it seems to prevent the last
236
+ # frame from looking odd for some animations
237
+ self.disposal_method = dispose_bits
238
+ elif s[0] == 254:
239
+ #
240
+ # comment extension
241
+ #
242
+ comment = b""
243
+
244
+ # Read this comment block
245
+ while block:
246
+ comment += block
247
+ block = self.data()
248
+
249
+ if "comment" in info:
250
+ # If multiple comment blocks in frame, separate with \n
251
+ info["comment"] += b"\n" + comment
252
+ else:
253
+ info["comment"] = comment
254
+ s = None
255
+ continue
256
+ elif s[0] == 255 and frame == 0 and block is not None:
257
+ #
258
+ # application extension
259
+ #
260
+ info["extension"] = block, self.fp.tell()
261
+ if block[:11] == b"NETSCAPE2.0":
262
+ block = self.data()
263
+ if block and len(block) >= 3 and block[0] == 1:
264
+ self.info["loop"] = i16(block, 1)
265
+ while self.data():
266
+ pass
267
+
268
+ elif s == b",":
269
+ #
270
+ # local image
271
+ #
272
+ s = self.fp.read(9)
273
+
274
+ # extent
275
+ x0, y0 = i16(s, 0), i16(s, 2)
276
+ x1, y1 = x0 + i16(s, 4), y0 + i16(s, 6)
277
+ if (x1 > self.size[0] or y1 > self.size[1]) and update_image:
278
+ self._size = max(x1, self.size[0]), max(y1, self.size[1])
279
+ Image._decompression_bomb_check(self._size)
280
+ frame_dispose_extent = x0, y0, x1, y1
281
+ flags = s[8]
282
+
283
+ interlace = (flags & 64) != 0
284
+
285
+ if flags & 128:
286
+ bits = (flags & 7) + 1
287
+ p = self.fp.read(3 << bits)
288
+ if self._is_palette_needed(p):
289
+ palette = ImagePalette.raw("RGB", p)
290
+ else:
291
+ palette = False
292
+
293
+ # image data
294
+ bits = self.fp.read(1)[0]
295
+ self.__offset = self.fp.tell()
296
+ break
297
+ s = None
298
+
299
+ if interlace is None:
300
+ msg = "image not found in GIF frame"
301
+ raise EOFError(msg)
302
+
303
+ self.__frame = frame
304
+ if not update_image:
305
+ return
306
+
307
+ self.tile = []
308
+
309
+ if self.dispose:
310
+ self.im.paste(self.dispose, self.dispose_extent)
311
+
312
+ self._frame_palette = palette if palette is not None else self.global_palette
313
+ self._frame_transparency = frame_transparency
314
+ if frame == 0:
315
+ if self._frame_palette:
316
+ if LOADING_STRATEGY == LoadingStrategy.RGB_ALWAYS:
317
+ self._mode = "RGBA" if frame_transparency is not None else "RGB"
318
+ else:
319
+ self._mode = "P"
320
+ else:
321
+ self._mode = "L"
322
+
323
+ if not palette and self.global_palette:
324
+ from copy import copy
325
+
326
+ palette = copy(self.global_palette)
327
+ self.palette = palette
328
+ else:
329
+ if self.mode == "P":
330
+ if (
331
+ LOADING_STRATEGY != LoadingStrategy.RGB_AFTER_DIFFERENT_PALETTE_ONLY
332
+ or palette
333
+ ):
334
+ self.pyaccess = None
335
+ if "transparency" in self.info:
336
+ self.im.putpalettealpha(self.info["transparency"], 0)
337
+ self.im = self.im.convert("RGBA", Image.Dither.FLOYDSTEINBERG)
338
+ self._mode = "RGBA"
339
+ del self.info["transparency"]
340
+ else:
341
+ self._mode = "RGB"
342
+ self.im = self.im.convert("RGB", Image.Dither.FLOYDSTEINBERG)
343
+
344
+ def _rgb(color: int) -> tuple[int, int, int]:
345
+ if self._frame_palette:
346
+ if color * 3 + 3 > len(self._frame_palette.palette):
347
+ color = 0
348
+ return tuple(self._frame_palette.palette[color * 3 : color * 3 + 3])
349
+ else:
350
+ return (color, color, color)
351
+
352
+ self.dispose = None
353
+ self.dispose_extent = frame_dispose_extent
354
+ if self.dispose_extent and self.disposal_method >= 2:
355
+ try:
356
+ if self.disposal_method == 2:
357
+ # replace with background colour
358
+
359
+ # only dispose the extent in this frame
360
+ x0, y0, x1, y1 = self.dispose_extent
361
+ dispose_size = (x1 - x0, y1 - y0)
362
+
363
+ Image._decompression_bomb_check(dispose_size)
364
+
365
+ # by convention, attempt to use transparency first
366
+ dispose_mode = "P"
367
+ color = self.info.get("transparency", frame_transparency)
368
+ if color is not None:
369
+ if self.mode in ("RGB", "RGBA"):
370
+ dispose_mode = "RGBA"
371
+ color = _rgb(color) + (0,)
372
+ else:
373
+ color = self.info.get("background", 0)
374
+ if self.mode in ("RGB", "RGBA"):
375
+ dispose_mode = "RGB"
376
+ color = _rgb(color)
377
+ self.dispose = Image.core.fill(dispose_mode, dispose_size, color)
378
+ else:
379
+ # replace with previous contents
380
+ if self.im is not None:
381
+ # only dispose the extent in this frame
382
+ self.dispose = self._crop(self.im, self.dispose_extent)
383
+ elif frame_transparency is not None:
384
+ x0, y0, x1, y1 = self.dispose_extent
385
+ dispose_size = (x1 - x0, y1 - y0)
386
+
387
+ Image._decompression_bomb_check(dispose_size)
388
+ dispose_mode = "P"
389
+ color = frame_transparency
390
+ if self.mode in ("RGB", "RGBA"):
391
+ dispose_mode = "RGBA"
392
+ color = _rgb(frame_transparency) + (0,)
393
+ self.dispose = Image.core.fill(
394
+ dispose_mode, dispose_size, color
395
+ )
396
+ except AttributeError:
397
+ pass
398
+
399
+ if interlace is not None:
400
+ transparency = -1
401
+ if frame_transparency is not None:
402
+ if frame == 0:
403
+ if LOADING_STRATEGY != LoadingStrategy.RGB_ALWAYS:
404
+ self.info["transparency"] = frame_transparency
405
+ elif self.mode not in ("RGB", "RGBA"):
406
+ transparency = frame_transparency
407
+ self.tile = [
408
+ (
409
+ "gif",
410
+ (x0, y0, x1, y1),
411
+ self.__offset,
412
+ (bits, interlace, transparency),
413
+ )
414
+ ]
415
+
416
+ if info.get("comment"):
417
+ self.info["comment"] = info["comment"]
418
+ for k in ["duration", "extension"]:
419
+ if k in info:
420
+ self.info[k] = info[k]
421
+ elif k in self.info:
422
+ del self.info[k]
423
+
424
+ def load_prepare(self) -> None:
425
+ temp_mode = "P" if self._frame_palette else "L"
426
+ self._prev_im = None
427
+ if self.__frame == 0:
428
+ if self._frame_transparency is not None:
429
+ self.im = Image.core.fill(
430
+ temp_mode, self.size, self._frame_transparency
431
+ )
432
+ elif self.mode in ("RGB", "RGBA"):
433
+ self._prev_im = self.im
434
+ if self._frame_palette:
435
+ self.im = Image.core.fill("P", self.size, self._frame_transparency or 0)
436
+ self.im.putpalette("RGB", *self._frame_palette.getdata())
437
+ else:
438
+ self.im = None
439
+ self._mode = temp_mode
440
+ self._frame_palette = None
441
+
442
+ super().load_prepare()
443
+
444
+ def load_end(self) -> None:
445
+ if self.__frame == 0:
446
+ if self.mode == "P" and LOADING_STRATEGY == LoadingStrategy.RGB_ALWAYS:
447
+ if self._frame_transparency is not None:
448
+ self.im.putpalettealpha(self._frame_transparency, 0)
449
+ self._mode = "RGBA"
450
+ else:
451
+ self._mode = "RGB"
452
+ self.im = self.im.convert(self.mode, Image.Dither.FLOYDSTEINBERG)
453
+ return
454
+ if not self._prev_im:
455
+ return
456
+ if self._frame_transparency is not None:
457
+ self.im.putpalettealpha(self._frame_transparency, 0)
458
+ frame_im = self.im.convert("RGBA")
459
+ else:
460
+ frame_im = self.im.convert("RGB")
461
+
462
+ assert self.dispose_extent is not None
463
+ frame_im = self._crop(frame_im, self.dispose_extent)
464
+
465
+ self.im = self._prev_im
466
+ self._mode = self.im.mode
467
+ if frame_im.mode == "RGBA":
468
+ self.im.paste(frame_im, self.dispose_extent, frame_im)
469
+ else:
470
+ self.im.paste(frame_im, self.dispose_extent)
471
+
472
+ def tell(self) -> int:
473
+ return self.__frame
474
+
475
+
476
+ # --------------------------------------------------------------------
477
+ # Write GIF files
478
+
479
+
480
+ RAWMODE = {"1": "L", "L": "L", "P": "P"}
481
+
482
+
483
+ def _normalize_mode(im: Image.Image) -> Image.Image:
484
+ """
485
+ Takes an image (or frame), returns an image in a mode that is appropriate
486
+ for saving in a Gif.
487
+
488
+ It may return the original image, or it may return an image converted to
489
+ palette or 'L' mode.
490
+
491
+ :param im: Image object
492
+ :returns: Image object
493
+ """
494
+ if im.mode in RAWMODE:
495
+ im.load()
496
+ return im
497
+ if Image.getmodebase(im.mode) == "RGB":
498
+ im = im.convert("P", palette=Image.Palette.ADAPTIVE)
499
+ if im.palette.mode == "RGBA":
500
+ for rgba in im.palette.colors:
501
+ if rgba[3] == 0:
502
+ im.info["transparency"] = im.palette.colors[rgba]
503
+ break
504
+ return im
505
+ return im.convert("L")
506
+
507
+
508
+ _Palette = Union[bytes, bytearray, List[int], ImagePalette.ImagePalette]
509
+
510
+
511
+ def _normalize_palette(
512
+ im: Image.Image, palette: _Palette | None, info: dict[str, Any]
513
+ ) -> Image.Image:
514
+ """
515
+ Normalizes the palette for image.
516
+ - Sets the palette to the incoming palette, if provided.
517
+ - Ensures that there's a palette for L mode images
518
+ - Optimizes the palette if necessary/desired.
519
+
520
+ :param im: Image object
521
+ :param palette: bytes object containing the source palette, or ....
522
+ :param info: encoderinfo
523
+ :returns: Image object
524
+ """
525
+ source_palette = None
526
+ if palette:
527
+ # a bytes palette
528
+ if isinstance(palette, (bytes, bytearray, list)):
529
+ source_palette = bytearray(palette[:768])
530
+ if isinstance(palette, ImagePalette.ImagePalette):
531
+ source_palette = bytearray(palette.palette)
532
+
533
+ if im.mode == "P":
534
+ if not source_palette:
535
+ source_palette = im.im.getpalette("RGB")[:768]
536
+ else: # L-mode
537
+ if not source_palette:
538
+ source_palette = bytearray(i // 3 for i in range(768))
539
+ im.palette = ImagePalette.ImagePalette("RGB", palette=source_palette)
540
+
541
+ used_palette_colors: list[int] | None
542
+ if palette:
543
+ used_palette_colors = []
544
+ assert source_palette is not None
545
+ for i in range(0, len(source_palette), 3):
546
+ source_color = tuple(source_palette[i : i + 3])
547
+ index = im.palette.colors.get(source_color)
548
+ if index in used_palette_colors:
549
+ index = None
550
+ used_palette_colors.append(index)
551
+ for i, index in enumerate(used_palette_colors):
552
+ if index is None:
553
+ for j in range(len(used_palette_colors)):
554
+ if j not in used_palette_colors:
555
+ used_palette_colors[i] = j
556
+ break
557
+ im = im.remap_palette(used_palette_colors)
558
+ else:
559
+ used_palette_colors = _get_optimize(im, info)
560
+ if used_palette_colors is not None:
561
+ im = im.remap_palette(used_palette_colors, source_palette)
562
+ if "transparency" in info:
563
+ try:
564
+ info["transparency"] = used_palette_colors.index(
565
+ info["transparency"]
566
+ )
567
+ except ValueError:
568
+ del info["transparency"]
569
+ return im
570
+
571
+ im.palette.palette = source_palette
572
+ return im
573
+
574
+
575
+ def _write_single_frame(
576
+ im: Image.Image,
577
+ fp: IO[bytes],
578
+ palette: _Palette | None,
579
+ ) -> None:
580
+ im_out = _normalize_mode(im)
581
+ for k, v in im_out.info.items():
582
+ im.encoderinfo.setdefault(k, v)
583
+ im_out = _normalize_palette(im_out, palette, im.encoderinfo)
584
+
585
+ for s in _get_global_header(im_out, im.encoderinfo):
586
+ fp.write(s)
587
+
588
+ # local image header
589
+ flags = 0
590
+ if get_interlace(im):
591
+ flags = flags | 64
592
+ _write_local_header(fp, im, (0, 0), flags)
593
+
594
+ im_out.encoderconfig = (8, get_interlace(im))
595
+ ImageFile._save(im_out, fp, [("gif", (0, 0) + im.size, 0, RAWMODE[im_out.mode])])
596
+
597
+ fp.write(b"\0") # end of image data
598
+
599
+
600
+ def _getbbox(
601
+ base_im: Image.Image, im_frame: Image.Image
602
+ ) -> tuple[Image.Image, tuple[int, int, int, int] | None]:
603
+ if _get_palette_bytes(im_frame) != _get_palette_bytes(base_im):
604
+ im_frame = im_frame.convert("RGBA")
605
+ base_im = base_im.convert("RGBA")
606
+ delta = ImageChops.subtract_modulo(im_frame, base_im)
607
+ return delta, delta.getbbox(alpha_only=False)
608
+
609
+
610
+ class _Frame(NamedTuple):
611
+ im: Image.Image
612
+ bbox: tuple[int, int, int, int] | None
613
+ encoderinfo: dict[str, Any]
614
+
615
+
616
+ def _write_multiple_frames(
617
+ im: Image.Image, fp: IO[bytes], palette: _Palette | None
618
+ ) -> bool:
619
+ duration = im.encoderinfo.get("duration")
620
+ disposal = im.encoderinfo.get("disposal", im.info.get("disposal"))
621
+
622
+ im_frames: list[_Frame] = []
623
+ previous_im: Image.Image | None = None
624
+ frame_count = 0
625
+ background_im = None
626
+ for imSequence in itertools.chain([im], im.encoderinfo.get("append_images", [])):
627
+ for im_frame in ImageSequence.Iterator(imSequence):
628
+ # a copy is required here since seek can still mutate the image
629
+ im_frame = _normalize_mode(im_frame.copy())
630
+ if frame_count == 0:
631
+ for k, v in im_frame.info.items():
632
+ if k == "transparency":
633
+ continue
634
+ im.encoderinfo.setdefault(k, v)
635
+
636
+ encoderinfo = im.encoderinfo.copy()
637
+ if "transparency" in im_frame.info:
638
+ encoderinfo.setdefault("transparency", im_frame.info["transparency"])
639
+ im_frame = _normalize_palette(im_frame, palette, encoderinfo)
640
+ if isinstance(duration, (list, tuple)):
641
+ encoderinfo["duration"] = duration[frame_count]
642
+ elif duration is None and "duration" in im_frame.info:
643
+ encoderinfo["duration"] = im_frame.info["duration"]
644
+ if isinstance(disposal, (list, tuple)):
645
+ encoderinfo["disposal"] = disposal[frame_count]
646
+ frame_count += 1
647
+
648
+ diff_frame = None
649
+ if im_frames and previous_im:
650
+ # delta frame
651
+ delta, bbox = _getbbox(previous_im, im_frame)
652
+ if not bbox:
653
+ # This frame is identical to the previous frame
654
+ if encoderinfo.get("duration"):
655
+ im_frames[-1].encoderinfo["duration"] += encoderinfo["duration"]
656
+ continue
657
+ if im_frames[-1].encoderinfo.get("disposal") == 2:
658
+ if background_im is None:
659
+ color = im.encoderinfo.get(
660
+ "transparency", im.info.get("transparency", (0, 0, 0))
661
+ )
662
+ background = _get_background(im_frame, color)
663
+ background_im = Image.new("P", im_frame.size, background)
664
+ background_im.putpalette(im_frames[0].im.palette)
665
+ bbox = _getbbox(background_im, im_frame)[1]
666
+ elif encoderinfo.get("optimize") and im_frame.mode != "1":
667
+ if "transparency" not in encoderinfo:
668
+ try:
669
+ encoderinfo["transparency"] = (
670
+ im_frame.palette._new_color_index(im_frame)
671
+ )
672
+ except ValueError:
673
+ pass
674
+ if "transparency" in encoderinfo:
675
+ # When the delta is zero, fill the image with transparency
676
+ diff_frame = im_frame.copy()
677
+ fill = Image.new("P", delta.size, encoderinfo["transparency"])
678
+ if delta.mode == "RGBA":
679
+ r, g, b, a = delta.split()
680
+ mask = ImageMath.lambda_eval(
681
+ lambda args: args["convert"](
682
+ args["max"](
683
+ args["max"](
684
+ args["max"](args["r"], args["g"]), args["b"]
685
+ ),
686
+ args["a"],
687
+ )
688
+ * 255,
689
+ "1",
690
+ ),
691
+ r=r,
692
+ g=g,
693
+ b=b,
694
+ a=a,
695
+ )
696
+ else:
697
+ if delta.mode == "P":
698
+ # Convert to L without considering palette
699
+ delta_l = Image.new("L", delta.size)
700
+ delta_l.putdata(delta.getdata())
701
+ delta = delta_l
702
+ mask = ImageMath.lambda_eval(
703
+ lambda args: args["convert"](args["im"] * 255, "1"),
704
+ im=delta,
705
+ )
706
+ diff_frame.paste(fill, mask=ImageOps.invert(mask))
707
+ else:
708
+ bbox = None
709
+ previous_im = im_frame
710
+ im_frames.append(_Frame(diff_frame or im_frame, bbox, encoderinfo))
711
+
712
+ if len(im_frames) == 1:
713
+ if "duration" in im.encoderinfo:
714
+ # Since multiple frames will not be written, use the combined duration
715
+ im.encoderinfo["duration"] = im_frames[0].encoderinfo["duration"]
716
+ return False
717
+
718
+ for frame_data in im_frames:
719
+ im_frame = frame_data.im
720
+ if not frame_data.bbox:
721
+ # global header
722
+ for s in _get_global_header(im_frame, frame_data.encoderinfo):
723
+ fp.write(s)
724
+ offset = (0, 0)
725
+ else:
726
+ # compress difference
727
+ if not palette:
728
+ frame_data.encoderinfo["include_color_table"] = True
729
+
730
+ im_frame = im_frame.crop(frame_data.bbox)
731
+ offset = frame_data.bbox[:2]
732
+ _write_frame_data(fp, im_frame, offset, frame_data.encoderinfo)
733
+ return True
734
+
735
+
736
+ def _save_all(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
737
+ _save(im, fp, filename, save_all=True)
738
+
739
+
740
+ def _save(
741
+ im: Image.Image, fp: IO[bytes], filename: str | bytes, save_all: bool = False
742
+ ) -> None:
743
+ # header
744
+ if "palette" in im.encoderinfo or "palette" in im.info:
745
+ palette = im.encoderinfo.get("palette", im.info.get("palette"))
746
+ else:
747
+ palette = None
748
+ im.encoderinfo.setdefault("optimize", True)
749
+
750
+ if not save_all or not _write_multiple_frames(im, fp, palette):
751
+ _write_single_frame(im, fp, palette)
752
+
753
+ fp.write(b";") # end of file
754
+
755
+ if hasattr(fp, "flush"):
756
+ fp.flush()
757
+
758
+
759
+ def get_interlace(im: Image.Image) -> int:
760
+ interlace = im.encoderinfo.get("interlace", 1)
761
+
762
+ # workaround for @PIL153
763
+ if min(im.size) < 16:
764
+ interlace = 0
765
+
766
+ return interlace
767
+
768
+
769
+ def _write_local_header(
770
+ fp: IO[bytes], im: Image.Image, offset: tuple[int, int], flags: int
771
+ ) -> None:
772
+ try:
773
+ transparency = im.encoderinfo["transparency"]
774
+ except KeyError:
775
+ transparency = None
776
+
777
+ if "duration" in im.encoderinfo:
778
+ duration = int(im.encoderinfo["duration"] / 10)
779
+ else:
780
+ duration = 0
781
+
782
+ disposal = int(im.encoderinfo.get("disposal", 0))
783
+
784
+ if transparency is not None or duration != 0 or disposal:
785
+ packed_flag = 1 if transparency is not None else 0
786
+ packed_flag |= disposal << 2
787
+
788
+ fp.write(
789
+ b"!"
790
+ + o8(249) # extension intro
791
+ + o8(4) # length
792
+ + o8(packed_flag) # packed fields
793
+ + o16(duration) # duration
794
+ + o8(transparency or 0) # transparency index
795
+ + o8(0)
796
+ )
797
+
798
+ include_color_table = im.encoderinfo.get("include_color_table")
799
+ if include_color_table:
800
+ palette_bytes = _get_palette_bytes(im)
801
+ color_table_size = _get_color_table_size(palette_bytes)
802
+ if color_table_size:
803
+ flags = flags | 128 # local color table flag
804
+ flags = flags | color_table_size
805
+
806
+ fp.write(
807
+ b","
808
+ + o16(offset[0]) # offset
809
+ + o16(offset[1])
810
+ + o16(im.size[0]) # size
811
+ + o16(im.size[1])
812
+ + o8(flags) # flags
813
+ )
814
+ if include_color_table and color_table_size:
815
+ fp.write(_get_header_palette(palette_bytes))
816
+ fp.write(o8(8)) # bits
817
+
818
+
819
+ def _save_netpbm(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
820
+ # Unused by default.
821
+ # To use, uncomment the register_save call at the end of the file.
822
+ #
823
+ # If you need real GIF compression and/or RGB quantization, you
824
+ # can use the external NETPBM/PBMPLUS utilities. See comments
825
+ # below for information on how to enable this.
826
+ tempfile = im._dump()
827
+
828
+ try:
829
+ with open(filename, "wb") as f:
830
+ if im.mode != "RGB":
831
+ subprocess.check_call(
832
+ ["ppmtogif", tempfile], stdout=f, stderr=subprocess.DEVNULL
833
+ )
834
+ else:
835
+ # Pipe ppmquant output into ppmtogif
836
+ # "ppmquant 256 %s | ppmtogif > %s" % (tempfile, filename)
837
+ quant_cmd = ["ppmquant", "256", tempfile]
838
+ togif_cmd = ["ppmtogif"]
839
+ quant_proc = subprocess.Popen(
840
+ quant_cmd, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL
841
+ )
842
+ togif_proc = subprocess.Popen(
843
+ togif_cmd,
844
+ stdin=quant_proc.stdout,
845
+ stdout=f,
846
+ stderr=subprocess.DEVNULL,
847
+ )
848
+
849
+ # Allow ppmquant to receive SIGPIPE if ppmtogif exits
850
+ assert quant_proc.stdout is not None
851
+ quant_proc.stdout.close()
852
+
853
+ retcode = quant_proc.wait()
854
+ if retcode:
855
+ raise subprocess.CalledProcessError(retcode, quant_cmd)
856
+
857
+ retcode = togif_proc.wait()
858
+ if retcode:
859
+ raise subprocess.CalledProcessError(retcode, togif_cmd)
860
+ finally:
861
+ try:
862
+ os.unlink(tempfile)
863
+ except OSError:
864
+ pass
865
+
866
+
867
+ # Force optimization so that we can test performance against
868
+ # cases where it took lots of memory and time previously.
869
+ _FORCE_OPTIMIZE = False
870
+
871
+
872
+ def _get_optimize(im: Image.Image, info: dict[str, Any]) -> list[int] | None:
873
+ """
874
+ Palette optimization is a potentially expensive operation.
875
+
876
+ This function determines if the palette should be optimized using
877
+ some heuristics, then returns the list of palette entries in use.
878
+
879
+ :param im: Image object
880
+ :param info: encoderinfo
881
+ :returns: list of indexes of palette entries in use, or None
882
+ """
883
+ if im.mode in ("P", "L") and info and info.get("optimize"):
884
+ # Potentially expensive operation.
885
+
886
+ # The palette saves 3 bytes per color not used, but palette
887
+ # lengths are restricted to 3*(2**N) bytes. Max saving would
888
+ # be 768 -> 6 bytes if we went all the way down to 2 colors.
889
+ # * If we're over 128 colors, we can't save any space.
890
+ # * If there aren't any holes, it's not worth collapsing.
891
+ # * If we have a 'large' image, the palette is in the noise.
892
+
893
+ # create the new palette if not every color is used
894
+ optimise = _FORCE_OPTIMIZE or im.mode == "L"
895
+ if optimise or im.width * im.height < 512 * 512:
896
+ # check which colors are used
897
+ used_palette_colors = []
898
+ for i, count in enumerate(im.histogram()):
899
+ if count:
900
+ used_palette_colors.append(i)
901
+
902
+ if optimise or max(used_palette_colors) >= len(used_palette_colors):
903
+ return used_palette_colors
904
+
905
+ num_palette_colors = len(im.palette.palette) // Image.getmodebands(
906
+ im.palette.mode
907
+ )
908
+ current_palette_size = 1 << (num_palette_colors - 1).bit_length()
909
+ if (
910
+ # check that the palette would become smaller when saved
911
+ len(used_palette_colors) <= current_palette_size // 2
912
+ # check that the palette is not already the smallest possible size
913
+ and current_palette_size > 2
914
+ ):
915
+ return used_palette_colors
916
+ return None
917
+
918
+
919
+ def _get_color_table_size(palette_bytes: bytes) -> int:
920
+ # calculate the palette size for the header
921
+ if not palette_bytes:
922
+ return 0
923
+ elif len(palette_bytes) < 9:
924
+ return 1
925
+ else:
926
+ return math.ceil(math.log(len(palette_bytes) // 3, 2)) - 1
927
+
928
+
929
+ def _get_header_palette(palette_bytes: bytes) -> bytes:
930
+ """
931
+ Returns the palette, null padded to the next power of 2 (*3) bytes
932
+ suitable for direct inclusion in the GIF header
933
+
934
+ :param palette_bytes: Unpadded palette bytes, in RGBRGB form
935
+ :returns: Null padded palette
936
+ """
937
+ color_table_size = _get_color_table_size(palette_bytes)
938
+
939
+ # add the missing amount of bytes
940
+ # the palette has to be 2<<n in size
941
+ actual_target_size_diff = (2 << color_table_size) - len(palette_bytes) // 3
942
+ if actual_target_size_diff > 0:
943
+ palette_bytes += o8(0) * 3 * actual_target_size_diff
944
+ return palette_bytes
945
+
946
+
947
+ def _get_palette_bytes(im: Image.Image) -> bytes:
948
+ """
949
+ Gets the palette for inclusion in the gif header
950
+
951
+ :param im: Image object
952
+ :returns: Bytes, len<=768 suitable for inclusion in gif header
953
+ """
954
+ return im.palette.palette if im.palette else b""
955
+
956
+
957
+ def _get_background(
958
+ im: Image.Image,
959
+ info_background: int | tuple[int, int, int] | tuple[int, int, int, int] | None,
960
+ ) -> int:
961
+ background = 0
962
+ if info_background:
963
+ if isinstance(info_background, tuple):
964
+ # WebPImagePlugin stores an RGBA value in info["background"]
965
+ # So it must be converted to the same format as GifImagePlugin's
966
+ # info["background"] - a global color table index
967
+ try:
968
+ background = im.palette.getcolor(info_background, im)
969
+ except ValueError as e:
970
+ if str(e) not in (
971
+ # If all 256 colors are in use,
972
+ # then there is no need for the background color
973
+ "cannot allocate more than 256 colors",
974
+ # Ignore non-opaque WebP background
975
+ "cannot add non-opaque RGBA color to RGB palette",
976
+ ):
977
+ raise
978
+ else:
979
+ background = info_background
980
+ return background
981
+
982
+
983
+ def _get_global_header(im: Image.Image, info: dict[str, Any]) -> list[bytes]:
984
+ """Return a list of strings representing a GIF header"""
985
+
986
+ # Header Block
987
+ # https://www.matthewflickinger.com/lab/whatsinagif/bits_and_bytes.asp
988
+
989
+ version = b"87a"
990
+ if im.info.get("version") == b"89a" or (
991
+ info
992
+ and (
993
+ "transparency" in info
994
+ or info.get("loop") is not None
995
+ or info.get("duration")
996
+ or info.get("comment")
997
+ )
998
+ ):
999
+ version = b"89a"
1000
+
1001
+ background = _get_background(im, info.get("background"))
1002
+
1003
+ palette_bytes = _get_palette_bytes(im)
1004
+ color_table_size = _get_color_table_size(palette_bytes)
1005
+
1006
+ header = [
1007
+ b"GIF" # signature
1008
+ + version # version
1009
+ + o16(im.size[0]) # canvas width
1010
+ + o16(im.size[1]), # canvas height
1011
+ # Logical Screen Descriptor
1012
+ # size of global color table + global color table flag
1013
+ o8(color_table_size + 128), # packed fields
1014
+ # background + reserved/aspect
1015
+ o8(background) + o8(0),
1016
+ # Global Color Table
1017
+ _get_header_palette(palette_bytes),
1018
+ ]
1019
+ if info.get("loop") is not None:
1020
+ header.append(
1021
+ b"!"
1022
+ + o8(255) # extension intro
1023
+ + o8(11)
1024
+ + b"NETSCAPE2.0"
1025
+ + o8(3)
1026
+ + o8(1)
1027
+ + o16(info["loop"]) # number of loops
1028
+ + o8(0)
1029
+ )
1030
+ if info.get("comment"):
1031
+ comment_block = b"!" + o8(254) # extension intro
1032
+
1033
+ comment = info["comment"]
1034
+ if isinstance(comment, str):
1035
+ comment = comment.encode()
1036
+ for i in range(0, len(comment), 255):
1037
+ subblock = comment[i : i + 255]
1038
+ comment_block += o8(len(subblock)) + subblock
1039
+
1040
+ comment_block += o8(0)
1041
+ header.append(comment_block)
1042
+ return header
1043
+
1044
+
1045
+ def _write_frame_data(
1046
+ fp: IO[bytes],
1047
+ im_frame: Image.Image,
1048
+ offset: tuple[int, int],
1049
+ params: dict[str, Any],
1050
+ ) -> None:
1051
+ try:
1052
+ im_frame.encoderinfo = params
1053
+
1054
+ # local image header
1055
+ _write_local_header(fp, im_frame, offset, 0)
1056
+
1057
+ ImageFile._save(
1058
+ im_frame, fp, [("gif", (0, 0) + im_frame.size, 0, RAWMODE[im_frame.mode])]
1059
+ )
1060
+
1061
+ fp.write(b"\0") # end of image data
1062
+ finally:
1063
+ del im_frame.encoderinfo
1064
+
1065
+
1066
+ # --------------------------------------------------------------------
1067
+ # Legacy GIF utilities
1068
+
1069
+
1070
+ def getheader(
1071
+ im: Image.Image, palette: _Palette | None = None, info: dict[str, Any] | None = None
1072
+ ) -> tuple[list[bytes], list[int] | None]:
1073
+ """
1074
+ Legacy Method to get Gif data from image.
1075
+
1076
+ Warning:: May modify image data.
1077
+
1078
+ :param im: Image object
1079
+ :param palette: bytes object containing the source palette, or ....
1080
+ :param info: encoderinfo
1081
+ :returns: tuple of(list of header items, optimized palette)
1082
+
1083
+ """
1084
+ if info is None:
1085
+ info = {}
1086
+
1087
+ used_palette_colors = _get_optimize(im, info)
1088
+
1089
+ if "background" not in info and "background" in im.info:
1090
+ info["background"] = im.info["background"]
1091
+
1092
+ im_mod = _normalize_palette(im, palette, info)
1093
+ im.palette = im_mod.palette
1094
+ im.im = im_mod.im
1095
+ header = _get_global_header(im, info)
1096
+
1097
+ return header, used_palette_colors
1098
+
1099
+
1100
+ def getdata(
1101
+ im: Image.Image, offset: tuple[int, int] = (0, 0), **params: Any
1102
+ ) -> list[bytes]:
1103
+ """
1104
+ Legacy Method
1105
+
1106
+ Return a list of strings representing this image.
1107
+ The first string is a local image header, the rest contains
1108
+ encoded image data.
1109
+
1110
+ To specify duration, add the time in milliseconds,
1111
+ e.g. ``getdata(im_frame, duration=1000)``
1112
+
1113
+ :param im: Image object
1114
+ :param offset: Tuple of (x, y) pixels. Defaults to (0, 0)
1115
+ :param \\**params: e.g. duration or other encoder info parameters
1116
+ :returns: List of bytes containing GIF encoded frame data
1117
+
1118
+ """
1119
+ from io import BytesIO
1120
+
1121
+ class Collector(BytesIO):
1122
+ data = []
1123
+
1124
+ if sys.version_info >= (3, 12):
1125
+ from collections.abc import Buffer
1126
+
1127
+ def write(self, data: Buffer) -> int:
1128
+ self.data.append(data)
1129
+ return len(data)
1130
+
1131
+ else:
1132
+
1133
+ def write(self, data: Any) -> int:
1134
+ self.data.append(data)
1135
+ return len(data)
1136
+
1137
+ im.load() # make sure raster data is available
1138
+
1139
+ fp = Collector()
1140
+
1141
+ _write_frame_data(fp, im, offset, params)
1142
+
1143
+ return fp.data
1144
+
1145
+
1146
+ # --------------------------------------------------------------------
1147
+ # Registry
1148
+
1149
+ Image.register_open(GifImageFile.format, GifImageFile, _accept)
1150
+ Image.register_save(GifImageFile.format, _save)
1151
+ Image.register_save_all(GifImageFile.format, _save_all)
1152
+ Image.register_extension(GifImageFile.format, ".gif")
1153
+ Image.register_mime(GifImageFile.format, "image/gif")
1154
+
1155
+ #
1156
+ # Uncomment the following line if you wish to use NETPBM/PBMPLUS
1157
+ # instead of the built-in "uncompressed" GIF encoder
1158
+
1159
+ # Image.register_save(GifImageFile.format, _save_netpbm)
MLPY/Lib/site-packages/PIL/GimpGradientFile.py ADDED
@@ -0,0 +1,149 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # stuff to read (and render) GIMP gradient files
6
+ #
7
+ # History:
8
+ # 97-08-23 fl Created
9
+ #
10
+ # Copyright (c) Secret Labs AB 1997.
11
+ # Copyright (c) Fredrik Lundh 1997.
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+
16
+ """
17
+ Stuff to translate curve segments to palette values (derived from
18
+ the corresponding code in GIMP, written by Federico Mena Quintero.
19
+ See the GIMP distribution for more information.)
20
+ """
21
+ from __future__ import annotations
22
+
23
+ from math import log, pi, sin, sqrt
24
+ from typing import IO, Callable
25
+
26
+ from ._binary import o8
27
+
28
+ EPSILON = 1e-10
29
+ """""" # Enable auto-doc for data member
30
+
31
+
32
+ def linear(middle: float, pos: float) -> float:
33
+ if pos <= middle:
34
+ if middle < EPSILON:
35
+ return 0.0
36
+ else:
37
+ return 0.5 * pos / middle
38
+ else:
39
+ pos = pos - middle
40
+ middle = 1.0 - middle
41
+ if middle < EPSILON:
42
+ return 1.0
43
+ else:
44
+ return 0.5 + 0.5 * pos / middle
45
+
46
+
47
+ def curved(middle: float, pos: float) -> float:
48
+ return pos ** (log(0.5) / log(max(middle, EPSILON)))
49
+
50
+
51
+ def sine(middle: float, pos: float) -> float:
52
+ return (sin((-pi / 2.0) + pi * linear(middle, pos)) + 1.0) / 2.0
53
+
54
+
55
+ def sphere_increasing(middle: float, pos: float) -> float:
56
+ return sqrt(1.0 - (linear(middle, pos) - 1.0) ** 2)
57
+
58
+
59
+ def sphere_decreasing(middle: float, pos: float) -> float:
60
+ return 1.0 - sqrt(1.0 - linear(middle, pos) ** 2)
61
+
62
+
63
+ SEGMENTS = [linear, curved, sine, sphere_increasing, sphere_decreasing]
64
+ """""" # Enable auto-doc for data member
65
+
66
+
67
+ class GradientFile:
68
+ gradient: (
69
+ list[
70
+ tuple[
71
+ float,
72
+ float,
73
+ float,
74
+ list[float],
75
+ list[float],
76
+ Callable[[float, float], float],
77
+ ]
78
+ ]
79
+ | None
80
+ ) = None
81
+
82
+ def getpalette(self, entries: int = 256) -> tuple[bytes, str]:
83
+ assert self.gradient is not None
84
+ palette = []
85
+
86
+ ix = 0
87
+ x0, x1, xm, rgb0, rgb1, segment = self.gradient[ix]
88
+
89
+ for i in range(entries):
90
+ x = i / (entries - 1)
91
+
92
+ while x1 < x:
93
+ ix += 1
94
+ x0, x1, xm, rgb0, rgb1, segment = self.gradient[ix]
95
+
96
+ w = x1 - x0
97
+
98
+ if w < EPSILON:
99
+ scale = segment(0.5, 0.5)
100
+ else:
101
+ scale = segment((xm - x0) / w, (x - x0) / w)
102
+
103
+ # expand to RGBA
104
+ r = o8(int(255 * ((rgb1[0] - rgb0[0]) * scale + rgb0[0]) + 0.5))
105
+ g = o8(int(255 * ((rgb1[1] - rgb0[1]) * scale + rgb0[1]) + 0.5))
106
+ b = o8(int(255 * ((rgb1[2] - rgb0[2]) * scale + rgb0[2]) + 0.5))
107
+ a = o8(int(255 * ((rgb1[3] - rgb0[3]) * scale + rgb0[3]) + 0.5))
108
+
109
+ # add to palette
110
+ palette.append(r + g + b + a)
111
+
112
+ return b"".join(palette), "RGBA"
113
+
114
+
115
+ class GimpGradientFile(GradientFile):
116
+ """File handler for GIMP's gradient format."""
117
+
118
+ def __init__(self, fp: IO[bytes]) -> None:
119
+ if fp.readline()[:13] != b"GIMP Gradient":
120
+ msg = "not a GIMP gradient file"
121
+ raise SyntaxError(msg)
122
+
123
+ line = fp.readline()
124
+
125
+ # GIMP 1.2 gradient files don't contain a name, but GIMP 1.3 files do
126
+ if line.startswith(b"Name: "):
127
+ line = fp.readline().strip()
128
+
129
+ count = int(line)
130
+
131
+ self.gradient = []
132
+
133
+ for i in range(count):
134
+ s = fp.readline().split()
135
+ w = [float(x) for x in s[:11]]
136
+
137
+ x0, x1 = w[0], w[2]
138
+ xm = w[1]
139
+ rgb0 = w[3:7]
140
+ rgb1 = w[7:11]
141
+
142
+ segment = SEGMENTS[int(s[11])]
143
+ cspace = int(s[12])
144
+
145
+ if cspace != 0:
146
+ msg = "cannot handle HSV colour space"
147
+ raise OSError(msg)
148
+
149
+ self.gradient.append((x0, x1, xm, rgb0, rgb1, segment))
MLPY/Lib/site-packages/PIL/GimpPaletteFile.py ADDED
@@ -0,0 +1,58 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # stuff to read GIMP palette files
6
+ #
7
+ # History:
8
+ # 1997-08-23 fl Created
9
+ # 2004-09-07 fl Support GIMP 2.0 palette files.
10
+ #
11
+ # Copyright (c) Secret Labs AB 1997-2004. All rights reserved.
12
+ # Copyright (c) Fredrik Lundh 1997-2004.
13
+ #
14
+ # See the README file for information on usage and redistribution.
15
+ #
16
+ from __future__ import annotations
17
+
18
+ import re
19
+ from typing import IO
20
+
21
+ from ._binary import o8
22
+
23
+
24
+ class GimpPaletteFile:
25
+ """File handler for GIMP's palette format."""
26
+
27
+ rawmode = "RGB"
28
+
29
+ def __init__(self, fp: IO[bytes]) -> None:
30
+ palette = [o8(i) * 3 for i in range(256)]
31
+
32
+ if fp.readline()[:12] != b"GIMP Palette":
33
+ msg = "not a GIMP palette file"
34
+ raise SyntaxError(msg)
35
+
36
+ for i in range(256):
37
+ s = fp.readline()
38
+ if not s:
39
+ break
40
+
41
+ # skip fields and comment lines
42
+ if re.match(rb"\w+:|#", s):
43
+ continue
44
+ if len(s) > 100:
45
+ msg = "bad palette file"
46
+ raise SyntaxError(msg)
47
+
48
+ v = tuple(map(int, s.split()[:3]))
49
+ if len(v) != 3:
50
+ msg = "bad palette entry"
51
+ raise ValueError(msg)
52
+
53
+ palette[i] = o8(v[0]) + o8(v[1]) + o8(v[2])
54
+
55
+ self.palette = b"".join(palette)
56
+
57
+ def getpalette(self) -> tuple[bytes, str]:
58
+ return self.palette, self.rawmode
MLPY/Lib/site-packages/PIL/GribStubImagePlugin.py ADDED
@@ -0,0 +1,76 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # GRIB stub adapter
6
+ #
7
+ # Copyright (c) 1996-2003 by Fredrik Lundh
8
+ #
9
+ # See the README file for information on usage and redistribution.
10
+ #
11
+ from __future__ import annotations
12
+
13
+ from typing import IO
14
+
15
+ from . import Image, ImageFile
16
+
17
+ _handler = None
18
+
19
+
20
+ def register_handler(handler: ImageFile.StubHandler | None) -> None:
21
+ """
22
+ Install application-specific GRIB image handler.
23
+
24
+ :param handler: Handler object.
25
+ """
26
+ global _handler
27
+ _handler = handler
28
+
29
+
30
+ # --------------------------------------------------------------------
31
+ # Image adapter
32
+
33
+
34
+ def _accept(prefix: bytes) -> bool:
35
+ return prefix[:4] == b"GRIB" and prefix[7] == 1
36
+
37
+
38
+ class GribStubImageFile(ImageFile.StubImageFile):
39
+ format = "GRIB"
40
+ format_description = "GRIB"
41
+
42
+ def _open(self) -> None:
43
+ offset = self.fp.tell()
44
+
45
+ if not _accept(self.fp.read(8)):
46
+ msg = "Not a GRIB file"
47
+ raise SyntaxError(msg)
48
+
49
+ self.fp.seek(offset)
50
+
51
+ # make something up
52
+ self._mode = "F"
53
+ self._size = 1, 1
54
+
55
+ loader = self._load()
56
+ if loader:
57
+ loader.open(self)
58
+
59
+ def _load(self) -> ImageFile.StubHandler | None:
60
+ return _handler
61
+
62
+
63
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
64
+ if _handler is None or not hasattr(_handler, "save"):
65
+ msg = "GRIB save handler not installed"
66
+ raise OSError(msg)
67
+ _handler.save(im, fp, filename)
68
+
69
+
70
+ # --------------------------------------------------------------------
71
+ # Registry
72
+
73
+ Image.register_open(GribStubImageFile.format, GribStubImageFile, _accept)
74
+ Image.register_save(GribStubImageFile.format, _save)
75
+
76
+ Image.register_extension(GribStubImageFile.format, ".grib")
MLPY/Lib/site-packages/PIL/Hdf5StubImagePlugin.py ADDED
@@ -0,0 +1,76 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # HDF5 stub adapter
6
+ #
7
+ # Copyright (c) 2000-2003 by Fredrik Lundh
8
+ #
9
+ # See the README file for information on usage and redistribution.
10
+ #
11
+ from __future__ import annotations
12
+
13
+ from typing import IO
14
+
15
+ from . import Image, ImageFile
16
+
17
+ _handler = None
18
+
19
+
20
+ def register_handler(handler: ImageFile.StubHandler | None) -> None:
21
+ """
22
+ Install application-specific HDF5 image handler.
23
+
24
+ :param handler: Handler object.
25
+ """
26
+ global _handler
27
+ _handler = handler
28
+
29
+
30
+ # --------------------------------------------------------------------
31
+ # Image adapter
32
+
33
+
34
+ def _accept(prefix: bytes) -> bool:
35
+ return prefix[:8] == b"\x89HDF\r\n\x1a\n"
36
+
37
+
38
+ class HDF5StubImageFile(ImageFile.StubImageFile):
39
+ format = "HDF5"
40
+ format_description = "HDF5"
41
+
42
+ def _open(self) -> None:
43
+ offset = self.fp.tell()
44
+
45
+ if not _accept(self.fp.read(8)):
46
+ msg = "Not an HDF file"
47
+ raise SyntaxError(msg)
48
+
49
+ self.fp.seek(offset)
50
+
51
+ # make something up
52
+ self._mode = "F"
53
+ self._size = 1, 1
54
+
55
+ loader = self._load()
56
+ if loader:
57
+ loader.open(self)
58
+
59
+ def _load(self) -> ImageFile.StubHandler | None:
60
+ return _handler
61
+
62
+
63
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
64
+ if _handler is None or not hasattr(_handler, "save"):
65
+ msg = "HDF5 save handler not installed"
66
+ raise OSError(msg)
67
+ _handler.save(im, fp, filename)
68
+
69
+
70
+ # --------------------------------------------------------------------
71
+ # Registry
72
+
73
+ Image.register_open(HDF5StubImageFile.format, HDF5StubImageFile, _accept)
74
+ Image.register_save(HDF5StubImageFile.format, _save)
75
+
76
+ Image.register_extensions(HDF5StubImageFile.format, [".h5", ".hdf"])
MLPY/Lib/site-packages/PIL/IcnsImagePlugin.py ADDED
@@ -0,0 +1,399 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # macOS icns file decoder, based on icns.py by Bob Ippolito.
6
+ #
7
+ # history:
8
+ # 2004-10-09 fl Turned into a PIL plugin; removed 2.3 dependencies.
9
+ # 2020-04-04 Allow saving on all operating systems.
10
+ #
11
+ # Copyright (c) 2004 by Bob Ippolito.
12
+ # Copyright (c) 2004 by Secret Labs.
13
+ # Copyright (c) 2004 by Fredrik Lundh.
14
+ # Copyright (c) 2014 by Alastair Houghton.
15
+ # Copyright (c) 2020 by Pan Jing.
16
+ #
17
+ # See the README file for information on usage and redistribution.
18
+ #
19
+ from __future__ import annotations
20
+
21
+ import io
22
+ import os
23
+ import struct
24
+ import sys
25
+ from typing import IO
26
+
27
+ from . import Image, ImageFile, PngImagePlugin, features
28
+
29
+ enable_jpeg2k = features.check_codec("jpg_2000")
30
+ if enable_jpeg2k:
31
+ from . import Jpeg2KImagePlugin
32
+
33
+ MAGIC = b"icns"
34
+ HEADERSIZE = 8
35
+
36
+
37
+ def nextheader(fobj):
38
+ return struct.unpack(">4sI", fobj.read(HEADERSIZE))
39
+
40
+
41
+ def read_32t(fobj, start_length, size):
42
+ # The 128x128 icon seems to have an extra header for some reason.
43
+ (start, length) = start_length
44
+ fobj.seek(start)
45
+ sig = fobj.read(4)
46
+ if sig != b"\x00\x00\x00\x00":
47
+ msg = "Unknown signature, expecting 0x00000000"
48
+ raise SyntaxError(msg)
49
+ return read_32(fobj, (start + 4, length - 4), size)
50
+
51
+
52
+ def read_32(fobj, start_length, size):
53
+ """
54
+ Read a 32bit RGB icon resource. Seems to be either uncompressed or
55
+ an RLE packbits-like scheme.
56
+ """
57
+ (start, length) = start_length
58
+ fobj.seek(start)
59
+ pixel_size = (size[0] * size[2], size[1] * size[2])
60
+ sizesq = pixel_size[0] * pixel_size[1]
61
+ if length == sizesq * 3:
62
+ # uncompressed ("RGBRGBGB")
63
+ indata = fobj.read(length)
64
+ im = Image.frombuffer("RGB", pixel_size, indata, "raw", "RGB", 0, 1)
65
+ else:
66
+ # decode image
67
+ im = Image.new("RGB", pixel_size, None)
68
+ for band_ix in range(3):
69
+ data = []
70
+ bytesleft = sizesq
71
+ while bytesleft > 0:
72
+ byte = fobj.read(1)
73
+ if not byte:
74
+ break
75
+ byte = byte[0]
76
+ if byte & 0x80:
77
+ blocksize = byte - 125
78
+ byte = fobj.read(1)
79
+ for i in range(blocksize):
80
+ data.append(byte)
81
+ else:
82
+ blocksize = byte + 1
83
+ data.append(fobj.read(blocksize))
84
+ bytesleft -= blocksize
85
+ if bytesleft <= 0:
86
+ break
87
+ if bytesleft != 0:
88
+ msg = f"Error reading channel [{repr(bytesleft)} left]"
89
+ raise SyntaxError(msg)
90
+ band = Image.frombuffer("L", pixel_size, b"".join(data), "raw", "L", 0, 1)
91
+ im.im.putband(band.im, band_ix)
92
+ return {"RGB": im}
93
+
94
+
95
+ def read_mk(fobj, start_length, size):
96
+ # Alpha masks seem to be uncompressed
97
+ start = start_length[0]
98
+ fobj.seek(start)
99
+ pixel_size = (size[0] * size[2], size[1] * size[2])
100
+ sizesq = pixel_size[0] * pixel_size[1]
101
+ band = Image.frombuffer("L", pixel_size, fobj.read(sizesq), "raw", "L", 0, 1)
102
+ return {"A": band}
103
+
104
+
105
+ def read_png_or_jpeg2000(fobj, start_length, size):
106
+ (start, length) = start_length
107
+ fobj.seek(start)
108
+ sig = fobj.read(12)
109
+ if sig[:8] == b"\x89PNG\x0d\x0a\x1a\x0a":
110
+ fobj.seek(start)
111
+ im = PngImagePlugin.PngImageFile(fobj)
112
+ Image._decompression_bomb_check(im.size)
113
+ return {"RGBA": im}
114
+ elif (
115
+ sig[:4] == b"\xff\x4f\xff\x51"
116
+ or sig[:4] == b"\x0d\x0a\x87\x0a"
117
+ or sig == b"\x00\x00\x00\x0cjP \x0d\x0a\x87\x0a"
118
+ ):
119
+ if not enable_jpeg2k:
120
+ msg = (
121
+ "Unsupported icon subimage format (rebuild PIL "
122
+ "with JPEG 2000 support to fix this)"
123
+ )
124
+ raise ValueError(msg)
125
+ # j2k, jpc or j2c
126
+ fobj.seek(start)
127
+ jp2kstream = fobj.read(length)
128
+ f = io.BytesIO(jp2kstream)
129
+ im = Jpeg2KImagePlugin.Jpeg2KImageFile(f)
130
+ Image._decompression_bomb_check(im.size)
131
+ if im.mode != "RGBA":
132
+ im = im.convert("RGBA")
133
+ return {"RGBA": im}
134
+ else:
135
+ msg = "Unsupported icon subimage format"
136
+ raise ValueError(msg)
137
+
138
+
139
+ class IcnsFile:
140
+ SIZES = {
141
+ (512, 512, 2): [(b"ic10", read_png_or_jpeg2000)],
142
+ (512, 512, 1): [(b"ic09", read_png_or_jpeg2000)],
143
+ (256, 256, 2): [(b"ic14", read_png_or_jpeg2000)],
144
+ (256, 256, 1): [(b"ic08", read_png_or_jpeg2000)],
145
+ (128, 128, 2): [(b"ic13", read_png_or_jpeg2000)],
146
+ (128, 128, 1): [
147
+ (b"ic07", read_png_or_jpeg2000),
148
+ (b"it32", read_32t),
149
+ (b"t8mk", read_mk),
150
+ ],
151
+ (64, 64, 1): [(b"icp6", read_png_or_jpeg2000)],
152
+ (32, 32, 2): [(b"ic12", read_png_or_jpeg2000)],
153
+ (48, 48, 1): [(b"ih32", read_32), (b"h8mk", read_mk)],
154
+ (32, 32, 1): [
155
+ (b"icp5", read_png_or_jpeg2000),
156
+ (b"il32", read_32),
157
+ (b"l8mk", read_mk),
158
+ ],
159
+ (16, 16, 2): [(b"ic11", read_png_or_jpeg2000)],
160
+ (16, 16, 1): [
161
+ (b"icp4", read_png_or_jpeg2000),
162
+ (b"is32", read_32),
163
+ (b"s8mk", read_mk),
164
+ ],
165
+ }
166
+
167
+ def __init__(self, fobj):
168
+ """
169
+ fobj is a file-like object as an icns resource
170
+ """
171
+ # signature : (start, length)
172
+ self.dct = dct = {}
173
+ self.fobj = fobj
174
+ sig, filesize = nextheader(fobj)
175
+ if not _accept(sig):
176
+ msg = "not an icns file"
177
+ raise SyntaxError(msg)
178
+ i = HEADERSIZE
179
+ while i < filesize:
180
+ sig, blocksize = nextheader(fobj)
181
+ if blocksize <= 0:
182
+ msg = "invalid block header"
183
+ raise SyntaxError(msg)
184
+ i += HEADERSIZE
185
+ blocksize -= HEADERSIZE
186
+ dct[sig] = (i, blocksize)
187
+ fobj.seek(blocksize, io.SEEK_CUR)
188
+ i += blocksize
189
+
190
+ def itersizes(self):
191
+ sizes = []
192
+ for size, fmts in self.SIZES.items():
193
+ for fmt, reader in fmts:
194
+ if fmt in self.dct:
195
+ sizes.append(size)
196
+ break
197
+ return sizes
198
+
199
+ def bestsize(self):
200
+ sizes = self.itersizes()
201
+ if not sizes:
202
+ msg = "No 32bit icon resources found"
203
+ raise SyntaxError(msg)
204
+ return max(sizes)
205
+
206
+ def dataforsize(self, size):
207
+ """
208
+ Get an icon resource as {channel: array}. Note that
209
+ the arrays are bottom-up like windows bitmaps and will likely
210
+ need to be flipped or transposed in some way.
211
+ """
212
+ dct = {}
213
+ for code, reader in self.SIZES[size]:
214
+ desc = self.dct.get(code)
215
+ if desc is not None:
216
+ dct.update(reader(self.fobj, desc, size))
217
+ return dct
218
+
219
+ def getimage(self, size=None):
220
+ if size is None:
221
+ size = self.bestsize()
222
+ if len(size) == 2:
223
+ size = (size[0], size[1], 1)
224
+ channels = self.dataforsize(size)
225
+
226
+ im = channels.get("RGBA", None)
227
+ if im:
228
+ return im
229
+
230
+ im = channels.get("RGB").copy()
231
+ try:
232
+ im.putalpha(channels["A"])
233
+ except KeyError:
234
+ pass
235
+ return im
236
+
237
+
238
+ ##
239
+ # Image plugin for Mac OS icons.
240
+
241
+
242
+ class IcnsImageFile(ImageFile.ImageFile):
243
+ """
244
+ PIL image support for Mac OS .icns files.
245
+ Chooses the best resolution, but will possibly load
246
+ a different size image if you mutate the size attribute
247
+ before calling 'load'.
248
+
249
+ The info dictionary has a key 'sizes' that is a list
250
+ of sizes that the icns file has.
251
+ """
252
+
253
+ format = "ICNS"
254
+ format_description = "Mac OS icns resource"
255
+
256
+ def _open(self) -> None:
257
+ self.icns = IcnsFile(self.fp)
258
+ self._mode = "RGBA"
259
+ self.info["sizes"] = self.icns.itersizes()
260
+ self.best_size = self.icns.bestsize()
261
+ self.size = (
262
+ self.best_size[0] * self.best_size[2],
263
+ self.best_size[1] * self.best_size[2],
264
+ )
265
+
266
+ @property
267
+ def size(self):
268
+ return self._size
269
+
270
+ @size.setter
271
+ def size(self, value):
272
+ info_size = value
273
+ if info_size not in self.info["sizes"] and len(info_size) == 2:
274
+ info_size = (info_size[0], info_size[1], 1)
275
+ if (
276
+ info_size not in self.info["sizes"]
277
+ and len(info_size) == 3
278
+ and info_size[2] == 1
279
+ ):
280
+ simple_sizes = [
281
+ (size[0] * size[2], size[1] * size[2]) for size in self.info["sizes"]
282
+ ]
283
+ if value in simple_sizes:
284
+ info_size = self.info["sizes"][simple_sizes.index(value)]
285
+ if info_size not in self.info["sizes"]:
286
+ msg = "This is not one of the allowed sizes of this image"
287
+ raise ValueError(msg)
288
+ self._size = value
289
+
290
+ def load(self):
291
+ if len(self.size) == 3:
292
+ self.best_size = self.size
293
+ self.size = (
294
+ self.best_size[0] * self.best_size[2],
295
+ self.best_size[1] * self.best_size[2],
296
+ )
297
+
298
+ px = Image.Image.load(self)
299
+ if self.im is not None and self.im.size == self.size:
300
+ # Already loaded
301
+ return px
302
+ self.load_prepare()
303
+ # This is likely NOT the best way to do it, but whatever.
304
+ im = self.icns.getimage(self.best_size)
305
+
306
+ # If this is a PNG or JPEG 2000, it won't be loaded yet
307
+ px = im.load()
308
+
309
+ self.im = im.im
310
+ self._mode = im.mode
311
+ self.size = im.size
312
+
313
+ return px
314
+
315
+
316
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
317
+ """
318
+ Saves the image as a series of PNG files,
319
+ that are then combined into a .icns file.
320
+ """
321
+ if hasattr(fp, "flush"):
322
+ fp.flush()
323
+
324
+ sizes = {
325
+ b"ic07": 128,
326
+ b"ic08": 256,
327
+ b"ic09": 512,
328
+ b"ic10": 1024,
329
+ b"ic11": 32,
330
+ b"ic12": 64,
331
+ b"ic13": 256,
332
+ b"ic14": 512,
333
+ }
334
+ provided_images = {im.width: im for im in im.encoderinfo.get("append_images", [])}
335
+ size_streams = {}
336
+ for size in set(sizes.values()):
337
+ image = (
338
+ provided_images[size]
339
+ if size in provided_images
340
+ else im.resize((size, size))
341
+ )
342
+
343
+ temp = io.BytesIO()
344
+ image.save(temp, "png")
345
+ size_streams[size] = temp.getvalue()
346
+
347
+ entries = []
348
+ for type, size in sizes.items():
349
+ stream = size_streams[size]
350
+ entries.append((type, HEADERSIZE + len(stream), stream))
351
+
352
+ # Header
353
+ fp.write(MAGIC)
354
+ file_length = HEADERSIZE # Header
355
+ file_length += HEADERSIZE + 8 * len(entries) # TOC
356
+ file_length += sum(entry[1] for entry in entries)
357
+ fp.write(struct.pack(">i", file_length))
358
+
359
+ # TOC
360
+ fp.write(b"TOC ")
361
+ fp.write(struct.pack(">i", HEADERSIZE + len(entries) * HEADERSIZE))
362
+ for entry in entries:
363
+ fp.write(entry[0])
364
+ fp.write(struct.pack(">i", entry[1]))
365
+
366
+ # Data
367
+ for entry in entries:
368
+ fp.write(entry[0])
369
+ fp.write(struct.pack(">i", entry[1]))
370
+ fp.write(entry[2])
371
+
372
+ if hasattr(fp, "flush"):
373
+ fp.flush()
374
+
375
+
376
+ def _accept(prefix: bytes) -> bool:
377
+ return prefix[:4] == MAGIC
378
+
379
+
380
+ Image.register_open(IcnsImageFile.format, IcnsImageFile, _accept)
381
+ Image.register_extension(IcnsImageFile.format, ".icns")
382
+
383
+ Image.register_save(IcnsImageFile.format, _save)
384
+ Image.register_mime(IcnsImageFile.format, "image/icns")
385
+
386
+ if __name__ == "__main__":
387
+ if len(sys.argv) < 2:
388
+ print("Syntax: python3 IcnsImagePlugin.py [file]")
389
+ sys.exit()
390
+
391
+ with open(sys.argv[1], "rb") as fp:
392
+ imf = IcnsImageFile(fp)
393
+ for size in imf.info["sizes"]:
394
+ width, height, scale = imf.size = size
395
+ imf.save(f"out-{width}-{height}-{scale}.png")
396
+ with Image.open(sys.argv[1]) as im:
397
+ im.save("out.png")
398
+ if sys.platform == "windows":
399
+ os.startfile("out.png")
MLPY/Lib/site-packages/PIL/IcoImagePlugin.py ADDED
@@ -0,0 +1,360 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # Windows Icon support for PIL
6
+ #
7
+ # History:
8
+ # 96-05-27 fl Created
9
+ #
10
+ # Copyright (c) Secret Labs AB 1997.
11
+ # Copyright (c) Fredrik Lundh 1996.
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+
16
+ # This plugin is a refactored version of Win32IconImagePlugin by Bryan Davis
17
18
+ # https://code.google.com/archive/p/casadebender/wikis/Win32IconImagePlugin.wiki
19
+ #
20
+ # Icon format references:
21
+ # * https://en.wikipedia.org/wiki/ICO_(file_format)
22
+ # * https://msdn.microsoft.com/en-us/library/ms997538.aspx
23
+ from __future__ import annotations
24
+
25
+ import warnings
26
+ from io import BytesIO
27
+ from math import ceil, log
28
+ from typing import IO
29
+
30
+ from . import BmpImagePlugin, Image, ImageFile, PngImagePlugin
31
+ from ._binary import i16le as i16
32
+ from ._binary import i32le as i32
33
+ from ._binary import o8
34
+ from ._binary import o16le as o16
35
+ from ._binary import o32le as o32
36
+
37
+ #
38
+ # --------------------------------------------------------------------
39
+
40
+ _MAGIC = b"\0\0\1\0"
41
+
42
+
43
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
44
+ fp.write(_MAGIC) # (2+2)
45
+ bmp = im.encoderinfo.get("bitmap_format") == "bmp"
46
+ sizes = im.encoderinfo.get(
47
+ "sizes",
48
+ [(16, 16), (24, 24), (32, 32), (48, 48), (64, 64), (128, 128), (256, 256)],
49
+ )
50
+ frames = []
51
+ provided_ims = [im] + im.encoderinfo.get("append_images", [])
52
+ width, height = im.size
53
+ for size in sorted(set(sizes)):
54
+ if size[0] > width or size[1] > height or size[0] > 256 or size[1] > 256:
55
+ continue
56
+
57
+ for provided_im in provided_ims:
58
+ if provided_im.size != size:
59
+ continue
60
+ frames.append(provided_im)
61
+ if bmp:
62
+ bits = BmpImagePlugin.SAVE[provided_im.mode][1]
63
+ bits_used = [bits]
64
+ for other_im in provided_ims:
65
+ if other_im.size != size:
66
+ continue
67
+ bits = BmpImagePlugin.SAVE[other_im.mode][1]
68
+ if bits not in bits_used:
69
+ # Another image has been supplied for this size
70
+ # with a different bit depth
71
+ frames.append(other_im)
72
+ bits_used.append(bits)
73
+ break
74
+ else:
75
+ # TODO: invent a more convenient method for proportional scalings
76
+ frame = provided_im.copy()
77
+ frame.thumbnail(size, Image.Resampling.LANCZOS, reducing_gap=None)
78
+ frames.append(frame)
79
+ fp.write(o16(len(frames))) # idCount(2)
80
+ offset = fp.tell() + len(frames) * 16
81
+ for frame in frames:
82
+ width, height = frame.size
83
+ # 0 means 256
84
+ fp.write(o8(width if width < 256 else 0)) # bWidth(1)
85
+ fp.write(o8(height if height < 256 else 0)) # bHeight(1)
86
+
87
+ bits, colors = BmpImagePlugin.SAVE[frame.mode][1:] if bmp else (32, 0)
88
+ fp.write(o8(colors)) # bColorCount(1)
89
+ fp.write(b"\0") # bReserved(1)
90
+ fp.write(b"\0\0") # wPlanes(2)
91
+ fp.write(o16(bits)) # wBitCount(2)
92
+
93
+ image_io = BytesIO()
94
+ if bmp:
95
+ frame.save(image_io, "dib")
96
+
97
+ if bits != 32:
98
+ and_mask = Image.new("1", size)
99
+ ImageFile._save(
100
+ and_mask, image_io, [("raw", (0, 0) + size, 0, ("1", 0, -1))]
101
+ )
102
+ else:
103
+ frame.save(image_io, "png")
104
+ image_io.seek(0)
105
+ image_bytes = image_io.read()
106
+ if bmp:
107
+ image_bytes = image_bytes[:8] + o32(height * 2) + image_bytes[12:]
108
+ bytes_len = len(image_bytes)
109
+ fp.write(o32(bytes_len)) # dwBytesInRes(4)
110
+ fp.write(o32(offset)) # dwImageOffset(4)
111
+ current = fp.tell()
112
+ fp.seek(offset)
113
+ fp.write(image_bytes)
114
+ offset = offset + bytes_len
115
+ fp.seek(current)
116
+
117
+
118
+ def _accept(prefix: bytes) -> bool:
119
+ return prefix[:4] == _MAGIC
120
+
121
+
122
+ class IcoFile:
123
+ def __init__(self, buf):
124
+ """
125
+ Parse image from file-like object containing ico file data
126
+ """
127
+
128
+ # check magic
129
+ s = buf.read(6)
130
+ if not _accept(s):
131
+ msg = "not an ICO file"
132
+ raise SyntaxError(msg)
133
+
134
+ self.buf = buf
135
+ self.entry = []
136
+
137
+ # Number of items in file
138
+ self.nb_items = i16(s, 4)
139
+
140
+ # Get headers for each item
141
+ for i in range(self.nb_items):
142
+ s = buf.read(16)
143
+
144
+ icon_header = {
145
+ "width": s[0],
146
+ "height": s[1],
147
+ "nb_color": s[2], # No. of colors in image (0 if >=8bpp)
148
+ "reserved": s[3],
149
+ "planes": i16(s, 4),
150
+ "bpp": i16(s, 6),
151
+ "size": i32(s, 8),
152
+ "offset": i32(s, 12),
153
+ }
154
+
155
+ # See Wikipedia
156
+ for j in ("width", "height"):
157
+ if not icon_header[j]:
158
+ icon_header[j] = 256
159
+
160
+ # See Wikipedia notes about color depth.
161
+ # We need this just to differ images with equal sizes
162
+ icon_header["color_depth"] = (
163
+ icon_header["bpp"]
164
+ or (
165
+ icon_header["nb_color"] != 0
166
+ and ceil(log(icon_header["nb_color"], 2))
167
+ )
168
+ or 256
169
+ )
170
+
171
+ icon_header["dim"] = (icon_header["width"], icon_header["height"])
172
+ icon_header["square"] = icon_header["width"] * icon_header["height"]
173
+
174
+ self.entry.append(icon_header)
175
+
176
+ self.entry = sorted(self.entry, key=lambda x: x["color_depth"])
177
+ # ICO images are usually squares
178
+ self.entry = sorted(self.entry, key=lambda x: x["square"], reverse=True)
179
+
180
+ def sizes(self):
181
+ """
182
+ Get a list of all available icon sizes and color depths.
183
+ """
184
+ return {(h["width"], h["height"]) for h in self.entry}
185
+
186
+ def getentryindex(self, size, bpp=False):
187
+ for i, h in enumerate(self.entry):
188
+ if size == h["dim"] and (bpp is False or bpp == h["color_depth"]):
189
+ return i
190
+ return 0
191
+
192
+ def getimage(self, size, bpp=False):
193
+ """
194
+ Get an image from the icon
195
+ """
196
+ return self.frame(self.getentryindex(size, bpp))
197
+
198
+ def frame(self, idx: int) -> Image.Image:
199
+ """
200
+ Get an image from frame idx
201
+ """
202
+
203
+ header = self.entry[idx]
204
+
205
+ self.buf.seek(header["offset"])
206
+ data = self.buf.read(8)
207
+ self.buf.seek(header["offset"])
208
+
209
+ im: Image.Image
210
+ if data[:8] == PngImagePlugin._MAGIC:
211
+ # png frame
212
+ im = PngImagePlugin.PngImageFile(self.buf)
213
+ Image._decompression_bomb_check(im.size)
214
+ else:
215
+ # XOR + AND mask bmp frame
216
+ im = BmpImagePlugin.DibImageFile(self.buf)
217
+ Image._decompression_bomb_check(im.size)
218
+
219
+ # change tile dimension to only encompass XOR image
220
+ im._size = (im.size[0], int(im.size[1] / 2))
221
+ d, e, o, a = im.tile[0]
222
+ im.tile[0] = d, (0, 0) + im.size, o, a
223
+
224
+ # figure out where AND mask image starts
225
+ bpp = header["bpp"]
226
+ if 32 == bpp:
227
+ # 32-bit color depth icon image allows semitransparent areas
228
+ # PIL's DIB format ignores transparency bits, recover them.
229
+ # The DIB is packed in BGRX byte order where X is the alpha
230
+ # channel.
231
+
232
+ # Back up to start of bmp data
233
+ self.buf.seek(o)
234
+ # extract every 4th byte (eg. 3,7,11,15,...)
235
+ alpha_bytes = self.buf.read(im.size[0] * im.size[1] * 4)[3::4]
236
+
237
+ # convert to an 8bpp grayscale image
238
+ mask = Image.frombuffer(
239
+ "L", # 8bpp
240
+ im.size, # (w, h)
241
+ alpha_bytes, # source chars
242
+ "raw", # raw decoder
243
+ ("L", 0, -1), # 8bpp inverted, unpadded, reversed
244
+ )
245
+ else:
246
+ # get AND image from end of bitmap
247
+ w = im.size[0]
248
+ if (w % 32) > 0:
249
+ # bitmap row data is aligned to word boundaries
250
+ w += 32 - (im.size[0] % 32)
251
+
252
+ # the total mask data is
253
+ # padded row size * height / bits per char
254
+
255
+ total_bytes = int((w * im.size[1]) / 8)
256
+ and_mask_offset = header["offset"] + header["size"] - total_bytes
257
+
258
+ self.buf.seek(and_mask_offset)
259
+ mask_data = self.buf.read(total_bytes)
260
+
261
+ # convert raw data to image
262
+ mask = Image.frombuffer(
263
+ "1", # 1 bpp
264
+ im.size, # (w, h)
265
+ mask_data, # source chars
266
+ "raw", # raw decoder
267
+ ("1;I", int(w / 8), -1), # 1bpp inverted, padded, reversed
268
+ )
269
+
270
+ # now we have two images, im is XOR image and mask is AND image
271
+
272
+ # apply mask image as alpha channel
273
+ im = im.convert("RGBA")
274
+ im.putalpha(mask)
275
+
276
+ return im
277
+
278
+
279
+ ##
280
+ # Image plugin for Windows Icon files.
281
+
282
+
283
+ class IcoImageFile(ImageFile.ImageFile):
284
+ """
285
+ PIL read-only image support for Microsoft Windows .ico files.
286
+
287
+ By default the largest resolution image in the file will be loaded. This
288
+ can be changed by altering the 'size' attribute before calling 'load'.
289
+
290
+ The info dictionary has a key 'sizes' that is a list of the sizes available
291
+ in the icon file.
292
+
293
+ Handles classic, XP and Vista icon formats.
294
+
295
+ When saving, PNG compression is used. Support for this was only added in
296
+ Windows Vista. If you are unable to view the icon in Windows, convert the
297
+ image to "RGBA" mode before saving.
298
+
299
+ This plugin is a refactored version of Win32IconImagePlugin by Bryan Davis
300
301
+ https://code.google.com/archive/p/casadebender/wikis/Win32IconImagePlugin.wiki
302
+ """
303
+
304
+ format = "ICO"
305
+ format_description = "Windows Icon"
306
+
307
+ def _open(self) -> None:
308
+ self.ico = IcoFile(self.fp)
309
+ self.info["sizes"] = self.ico.sizes()
310
+ self.size = self.ico.entry[0]["dim"]
311
+ self.load()
312
+
313
+ @property
314
+ def size(self):
315
+ return self._size
316
+
317
+ @size.setter
318
+ def size(self, value):
319
+ if value not in self.info["sizes"]:
320
+ msg = "This is not one of the allowed sizes of this image"
321
+ raise ValueError(msg)
322
+ self._size = value
323
+
324
+ def load(self):
325
+ if self.im is not None and self.im.size == self.size:
326
+ # Already loaded
327
+ return Image.Image.load(self)
328
+ im = self.ico.getimage(self.size)
329
+ # if tile is PNG, it won't really be loaded yet
330
+ im.load()
331
+ self.im = im.im
332
+ self.pyaccess = None
333
+ self._mode = im.mode
334
+ if im.palette:
335
+ self.palette = im.palette
336
+ if im.size != self.size:
337
+ warnings.warn("Image was not the expected size")
338
+
339
+ index = self.ico.getentryindex(self.size)
340
+ sizes = list(self.info["sizes"])
341
+ sizes[index] = im.size
342
+ self.info["sizes"] = set(sizes)
343
+
344
+ self.size = im.size
345
+
346
+ def load_seek(self, pos: int) -> None:
347
+ # Flag the ImageFile.Parser so that it
348
+ # just does all the decode at the end.
349
+ pass
350
+
351
+
352
+ #
353
+ # --------------------------------------------------------------------
354
+
355
+
356
+ Image.register_open(IcoImageFile.format, IcoImageFile, _accept)
357
+ Image.register_save(IcoImageFile.format, _save)
358
+ Image.register_extension(IcoImageFile.format, ".ico")
359
+
360
+ Image.register_mime(IcoImageFile.format, "image/x-icon")
MLPY/Lib/site-packages/PIL/ImImagePlugin.py ADDED
@@ -0,0 +1,374 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # IFUNC IM file handling for PIL
6
+ #
7
+ # history:
8
+ # 1995-09-01 fl Created.
9
+ # 1997-01-03 fl Save palette images
10
+ # 1997-01-08 fl Added sequence support
11
+ # 1997-01-23 fl Added P and RGB save support
12
+ # 1997-05-31 fl Read floating point images
13
+ # 1997-06-22 fl Save floating point images
14
+ # 1997-08-27 fl Read and save 1-bit images
15
+ # 1998-06-25 fl Added support for RGB+LUT images
16
+ # 1998-07-02 fl Added support for YCC images
17
+ # 1998-07-15 fl Renamed offset attribute to avoid name clash
18
+ # 1998-12-29 fl Added I;16 support
19
+ # 2001-02-17 fl Use 're' instead of 'regex' (Python 2.1) (0.7)
20
+ # 2003-09-26 fl Added LA/PA support
21
+ #
22
+ # Copyright (c) 1997-2003 by Secret Labs AB.
23
+ # Copyright (c) 1995-2001 by Fredrik Lundh.
24
+ #
25
+ # See the README file for information on usage and redistribution.
26
+ #
27
+ from __future__ import annotations
28
+
29
+ import os
30
+ import re
31
+ from typing import IO, Any
32
+
33
+ from . import Image, ImageFile, ImagePalette
34
+
35
+ # --------------------------------------------------------------------
36
+ # Standard tags
37
+
38
+ COMMENT = "Comment"
39
+ DATE = "Date"
40
+ EQUIPMENT = "Digitalization equipment"
41
+ FRAMES = "File size (no of images)"
42
+ LUT = "Lut"
43
+ NAME = "Name"
44
+ SCALE = "Scale (x,y)"
45
+ SIZE = "Image size (x*y)"
46
+ MODE = "Image type"
47
+
48
+ TAGS = {
49
+ COMMENT: 0,
50
+ DATE: 0,
51
+ EQUIPMENT: 0,
52
+ FRAMES: 0,
53
+ LUT: 0,
54
+ NAME: 0,
55
+ SCALE: 0,
56
+ SIZE: 0,
57
+ MODE: 0,
58
+ }
59
+
60
+ OPEN = {
61
+ # ifunc93/p3cfunc formats
62
+ "0 1 image": ("1", "1"),
63
+ "L 1 image": ("1", "1"),
64
+ "Greyscale image": ("L", "L"),
65
+ "Grayscale image": ("L", "L"),
66
+ "RGB image": ("RGB", "RGB;L"),
67
+ "RLB image": ("RGB", "RLB"),
68
+ "RYB image": ("RGB", "RLB"),
69
+ "B1 image": ("1", "1"),
70
+ "B2 image": ("P", "P;2"),
71
+ "B4 image": ("P", "P;4"),
72
+ "X 24 image": ("RGB", "RGB"),
73
+ "L 32 S image": ("I", "I;32"),
74
+ "L 32 F image": ("F", "F;32"),
75
+ # old p3cfunc formats
76
+ "RGB3 image": ("RGB", "RGB;T"),
77
+ "RYB3 image": ("RGB", "RYB;T"),
78
+ # extensions
79
+ "LA image": ("LA", "LA;L"),
80
+ "PA image": ("LA", "PA;L"),
81
+ "RGBA image": ("RGBA", "RGBA;L"),
82
+ "RGBX image": ("RGB", "RGBX;L"),
83
+ "CMYK image": ("CMYK", "CMYK;L"),
84
+ "YCC image": ("YCbCr", "YCbCr;L"),
85
+ }
86
+
87
+ # ifunc95 extensions
88
+ for i in ["8", "8S", "16", "16S", "32", "32F"]:
89
+ OPEN[f"L {i} image"] = ("F", f"F;{i}")
90
+ OPEN[f"L*{i} image"] = ("F", f"F;{i}")
91
+ for i in ["16", "16L", "16B"]:
92
+ OPEN[f"L {i} image"] = (f"I;{i}", f"I;{i}")
93
+ OPEN[f"L*{i} image"] = (f"I;{i}", f"I;{i}")
94
+ for i in ["32S"]:
95
+ OPEN[f"L {i} image"] = ("I", f"I;{i}")
96
+ OPEN[f"L*{i} image"] = ("I", f"I;{i}")
97
+ for j in range(2, 33):
98
+ OPEN[f"L*{j} image"] = ("F", f"F;{j}")
99
+
100
+
101
+ # --------------------------------------------------------------------
102
+ # Read IM directory
103
+
104
+ split = re.compile(rb"^([A-Za-z][^:]*):[ \t]*(.*)[ \t]*$")
105
+
106
+
107
+ def number(s: Any) -> float:
108
+ try:
109
+ return int(s)
110
+ except ValueError:
111
+ return float(s)
112
+
113
+
114
+ ##
115
+ # Image plugin for the IFUNC IM file format.
116
+
117
+
118
+ class ImImageFile(ImageFile.ImageFile):
119
+ format = "IM"
120
+ format_description = "IFUNC Image Memory"
121
+ _close_exclusive_fp_after_loading = False
122
+
123
+ def _open(self) -> None:
124
+ # Quick rejection: if there's not an LF among the first
125
+ # 100 bytes, this is (probably) not a text header.
126
+
127
+ if b"\n" not in self.fp.read(100):
128
+ msg = "not an IM file"
129
+ raise SyntaxError(msg)
130
+ self.fp.seek(0)
131
+
132
+ n = 0
133
+
134
+ # Default values
135
+ self.info[MODE] = "L"
136
+ self.info[SIZE] = (512, 512)
137
+ self.info[FRAMES] = 1
138
+
139
+ self.rawmode = "L"
140
+
141
+ while True:
142
+ s = self.fp.read(1)
143
+
144
+ # Some versions of IFUNC uses \n\r instead of \r\n...
145
+ if s == b"\r":
146
+ continue
147
+
148
+ if not s or s == b"\0" or s == b"\x1A":
149
+ break
150
+
151
+ # FIXME: this may read whole file if not a text file
152
+ s = s + self.fp.readline()
153
+
154
+ if len(s) > 100:
155
+ msg = "not an IM file"
156
+ raise SyntaxError(msg)
157
+
158
+ if s[-2:] == b"\r\n":
159
+ s = s[:-2]
160
+ elif s[-1:] == b"\n":
161
+ s = s[:-1]
162
+
163
+ try:
164
+ m = split.match(s)
165
+ except re.error as e:
166
+ msg = "not an IM file"
167
+ raise SyntaxError(msg) from e
168
+
169
+ if m:
170
+ k, v = m.group(1, 2)
171
+
172
+ # Don't know if this is the correct encoding,
173
+ # but a decent guess (I guess)
174
+ k = k.decode("latin-1", "replace")
175
+ v = v.decode("latin-1", "replace")
176
+
177
+ # Convert value as appropriate
178
+ if k in [FRAMES, SCALE, SIZE]:
179
+ v = v.replace("*", ",")
180
+ v = tuple(map(number, v.split(",")))
181
+ if len(v) == 1:
182
+ v = v[0]
183
+ elif k == MODE and v in OPEN:
184
+ v, self.rawmode = OPEN[v]
185
+
186
+ # Add to dictionary. Note that COMMENT tags are
187
+ # combined into a list of strings.
188
+ if k == COMMENT:
189
+ if k in self.info:
190
+ self.info[k].append(v)
191
+ else:
192
+ self.info[k] = [v]
193
+ else:
194
+ self.info[k] = v
195
+
196
+ if k in TAGS:
197
+ n += 1
198
+
199
+ else:
200
+ msg = f"Syntax error in IM header: {s.decode('ascii', 'replace')}"
201
+ raise SyntaxError(msg)
202
+
203
+ if not n:
204
+ msg = "Not an IM file"
205
+ raise SyntaxError(msg)
206
+
207
+ # Basic attributes
208
+ self._size = self.info[SIZE]
209
+ self._mode = self.info[MODE]
210
+
211
+ # Skip forward to start of image data
212
+ while s and s[:1] != b"\x1A":
213
+ s = self.fp.read(1)
214
+ if not s:
215
+ msg = "File truncated"
216
+ raise SyntaxError(msg)
217
+
218
+ if LUT in self.info:
219
+ # convert lookup table to palette or lut attribute
220
+ palette = self.fp.read(768)
221
+ greyscale = 1 # greyscale palette
222
+ linear = 1 # linear greyscale palette
223
+ for i in range(256):
224
+ if palette[i] == palette[i + 256] == palette[i + 512]:
225
+ if palette[i] != i:
226
+ linear = 0
227
+ else:
228
+ greyscale = 0
229
+ if self.mode in ["L", "LA", "P", "PA"]:
230
+ if greyscale:
231
+ if not linear:
232
+ self.lut = list(palette[:256])
233
+ else:
234
+ if self.mode in ["L", "P"]:
235
+ self._mode = self.rawmode = "P"
236
+ elif self.mode in ["LA", "PA"]:
237
+ self._mode = "PA"
238
+ self.rawmode = "PA;L"
239
+ self.palette = ImagePalette.raw("RGB;L", palette)
240
+ elif self.mode == "RGB":
241
+ if not greyscale or not linear:
242
+ self.lut = list(palette)
243
+
244
+ self.frame = 0
245
+
246
+ self.__offset = offs = self.fp.tell()
247
+
248
+ self._fp = self.fp # FIXME: hack
249
+
250
+ if self.rawmode[:2] == "F;":
251
+ # ifunc95 formats
252
+ try:
253
+ # use bit decoder (if necessary)
254
+ bits = int(self.rawmode[2:])
255
+ if bits not in [8, 16, 32]:
256
+ self.tile = [("bit", (0, 0) + self.size, offs, (bits, 8, 3, 0, -1))]
257
+ return
258
+ except ValueError:
259
+ pass
260
+
261
+ if self.rawmode in ["RGB;T", "RYB;T"]:
262
+ # Old LabEye/3PC files. Would be very surprised if anyone
263
+ # ever stumbled upon such a file ;-)
264
+ size = self.size[0] * self.size[1]
265
+ self.tile = [
266
+ ("raw", (0, 0) + self.size, offs, ("G", 0, -1)),
267
+ ("raw", (0, 0) + self.size, offs + size, ("R", 0, -1)),
268
+ ("raw", (0, 0) + self.size, offs + 2 * size, ("B", 0, -1)),
269
+ ]
270
+ else:
271
+ # LabEye/IFUNC files
272
+ self.tile = [("raw", (0, 0) + self.size, offs, (self.rawmode, 0, -1))]
273
+
274
+ @property
275
+ def n_frames(self) -> int:
276
+ return self.info[FRAMES]
277
+
278
+ @property
279
+ def is_animated(self) -> bool:
280
+ return self.info[FRAMES] > 1
281
+
282
+ def seek(self, frame: int) -> None:
283
+ if not self._seek_check(frame):
284
+ return
285
+
286
+ self.frame = frame
287
+
288
+ if self.mode == "1":
289
+ bits = 1
290
+ else:
291
+ bits = 8 * len(self.mode)
292
+
293
+ size = ((self.size[0] * bits + 7) // 8) * self.size[1]
294
+ offs = self.__offset + frame * size
295
+
296
+ self.fp = self._fp
297
+
298
+ self.tile = [("raw", (0, 0) + self.size, offs, (self.rawmode, 0, -1))]
299
+
300
+ def tell(self) -> int:
301
+ return self.frame
302
+
303
+
304
+ #
305
+ # --------------------------------------------------------------------
306
+ # Save IM files
307
+
308
+
309
+ SAVE = {
310
+ # mode: (im type, raw mode)
311
+ "1": ("0 1", "1"),
312
+ "L": ("Greyscale", "L"),
313
+ "LA": ("LA", "LA;L"),
314
+ "P": ("Greyscale", "P"),
315
+ "PA": ("LA", "PA;L"),
316
+ "I": ("L 32S", "I;32S"),
317
+ "I;16": ("L 16", "I;16"),
318
+ "I;16L": ("L 16L", "I;16L"),
319
+ "I;16B": ("L 16B", "I;16B"),
320
+ "F": ("L 32F", "F;32F"),
321
+ "RGB": ("RGB", "RGB;L"),
322
+ "RGBA": ("RGBA", "RGBA;L"),
323
+ "RGBX": ("RGBX", "RGBX;L"),
324
+ "CMYK": ("CMYK", "CMYK;L"),
325
+ "YCbCr": ("YCC", "YCbCr;L"),
326
+ }
327
+
328
+
329
+ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
330
+ try:
331
+ image_type, rawmode = SAVE[im.mode]
332
+ except KeyError as e:
333
+ msg = f"Cannot save {im.mode} images as IM"
334
+ raise ValueError(msg) from e
335
+
336
+ frames = im.encoderinfo.get("frames", 1)
337
+
338
+ fp.write(f"Image type: {image_type} image\r\n".encode("ascii"))
339
+ if filename:
340
+ # Each line must be 100 characters or less,
341
+ # or: SyntaxError("not an IM file")
342
+ # 8 characters are used for "Name: " and "\r\n"
343
+ # Keep just the filename, ditch the potentially overlong path
344
+ if isinstance(filename, bytes):
345
+ filename = filename.decode("ascii")
346
+ name, ext = os.path.splitext(os.path.basename(filename))
347
+ name = "".join([name[: 92 - len(ext)], ext])
348
+
349
+ fp.write(f"Name: {name}\r\n".encode("ascii"))
350
+ fp.write(("Image size (x*y): %d*%d\r\n" % im.size).encode("ascii"))
351
+ fp.write(f"File size (no of images): {frames}\r\n".encode("ascii"))
352
+ if im.mode in ["P", "PA"]:
353
+ fp.write(b"Lut: 1\r\n")
354
+ fp.write(b"\000" * (511 - fp.tell()) + b"\032")
355
+ if im.mode in ["P", "PA"]:
356
+ im_palette = im.im.getpalette("RGB", "RGB;L")
357
+ colors = len(im_palette) // 3
358
+ palette = b""
359
+ for i in range(3):
360
+ palette += im_palette[colors * i : colors * (i + 1)]
361
+ palette += b"\x00" * (256 - colors)
362
+ fp.write(palette) # 768 bytes
363
+ ImageFile._save(im, fp, [("raw", (0, 0) + im.size, 0, (rawmode, 0, -1))])
364
+
365
+
366
+ #
367
+ # --------------------------------------------------------------------
368
+ # Registry
369
+
370
+
371
+ Image.register_open(ImImageFile.format, ImImageFile)
372
+ Image.register_save(ImImageFile.format, _save)
373
+
374
+ Image.register_extension(ImImageFile.format, ".im")
MLPY/Lib/site-packages/PIL/Image.py ADDED
The diff for this file is too large to render. See raw diff
 
MLPY/Lib/site-packages/PIL/ImageChops.py ADDED
@@ -0,0 +1,311 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # standard channel operations
6
+ #
7
+ # History:
8
+ # 1996-03-24 fl Created
9
+ # 1996-08-13 fl Added logical operations (for "1" images)
10
+ # 2000-10-12 fl Added offset method (from Image.py)
11
+ #
12
+ # Copyright (c) 1997-2000 by Secret Labs AB
13
+ # Copyright (c) 1996-2000 by Fredrik Lundh
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+
18
+ from __future__ import annotations
19
+
20
+ from . import Image
21
+
22
+
23
+ def constant(image: Image.Image, value: int) -> Image.Image:
24
+ """Fill a channel with a given gray level.
25
+
26
+ :rtype: :py:class:`~PIL.Image.Image`
27
+ """
28
+
29
+ return Image.new("L", image.size, value)
30
+
31
+
32
+ def duplicate(image: Image.Image) -> Image.Image:
33
+ """Copy a channel. Alias for :py:meth:`PIL.Image.Image.copy`.
34
+
35
+ :rtype: :py:class:`~PIL.Image.Image`
36
+ """
37
+
38
+ return image.copy()
39
+
40
+
41
+ def invert(image: Image.Image) -> Image.Image:
42
+ """
43
+ Invert an image (channel). ::
44
+
45
+ out = MAX - image
46
+
47
+ :rtype: :py:class:`~PIL.Image.Image`
48
+ """
49
+
50
+ image.load()
51
+ return image._new(image.im.chop_invert())
52
+
53
+
54
+ def lighter(image1: Image.Image, image2: Image.Image) -> Image.Image:
55
+ """
56
+ Compares the two images, pixel by pixel, and returns a new image containing
57
+ the lighter values. ::
58
+
59
+ out = max(image1, image2)
60
+
61
+ :rtype: :py:class:`~PIL.Image.Image`
62
+ """
63
+
64
+ image1.load()
65
+ image2.load()
66
+ return image1._new(image1.im.chop_lighter(image2.im))
67
+
68
+
69
+ def darker(image1: Image.Image, image2: Image.Image) -> Image.Image:
70
+ """
71
+ Compares the two images, pixel by pixel, and returns a new image containing
72
+ the darker values. ::
73
+
74
+ out = min(image1, image2)
75
+
76
+ :rtype: :py:class:`~PIL.Image.Image`
77
+ """
78
+
79
+ image1.load()
80
+ image2.load()
81
+ return image1._new(image1.im.chop_darker(image2.im))
82
+
83
+
84
+ def difference(image1: Image.Image, image2: Image.Image) -> Image.Image:
85
+ """
86
+ Returns the absolute value of the pixel-by-pixel difference between the two
87
+ images. ::
88
+
89
+ out = abs(image1 - image2)
90
+
91
+ :rtype: :py:class:`~PIL.Image.Image`
92
+ """
93
+
94
+ image1.load()
95
+ image2.load()
96
+ return image1._new(image1.im.chop_difference(image2.im))
97
+
98
+
99
+ def multiply(image1: Image.Image, image2: Image.Image) -> Image.Image:
100
+ """
101
+ Superimposes two images on top of each other.
102
+
103
+ If you multiply an image with a solid black image, the result is black. If
104
+ you multiply with a solid white image, the image is unaffected. ::
105
+
106
+ out = image1 * image2 / MAX
107
+
108
+ :rtype: :py:class:`~PIL.Image.Image`
109
+ """
110
+
111
+ image1.load()
112
+ image2.load()
113
+ return image1._new(image1.im.chop_multiply(image2.im))
114
+
115
+
116
+ def screen(image1: Image.Image, image2: Image.Image) -> Image.Image:
117
+ """
118
+ Superimposes two inverted images on top of each other. ::
119
+
120
+ out = MAX - ((MAX - image1) * (MAX - image2) / MAX)
121
+
122
+ :rtype: :py:class:`~PIL.Image.Image`
123
+ """
124
+
125
+ image1.load()
126
+ image2.load()
127
+ return image1._new(image1.im.chop_screen(image2.im))
128
+
129
+
130
+ def soft_light(image1: Image.Image, image2: Image.Image) -> Image.Image:
131
+ """
132
+ Superimposes two images on top of each other using the Soft Light algorithm
133
+
134
+ :rtype: :py:class:`~PIL.Image.Image`
135
+ """
136
+
137
+ image1.load()
138
+ image2.load()
139
+ return image1._new(image1.im.chop_soft_light(image2.im))
140
+
141
+
142
+ def hard_light(image1: Image.Image, image2: Image.Image) -> Image.Image:
143
+ """
144
+ Superimposes two images on top of each other using the Hard Light algorithm
145
+
146
+ :rtype: :py:class:`~PIL.Image.Image`
147
+ """
148
+
149
+ image1.load()
150
+ image2.load()
151
+ return image1._new(image1.im.chop_hard_light(image2.im))
152
+
153
+
154
+ def overlay(image1: Image.Image, image2: Image.Image) -> Image.Image:
155
+ """
156
+ Superimposes two images on top of each other using the Overlay algorithm
157
+
158
+ :rtype: :py:class:`~PIL.Image.Image`
159
+ """
160
+
161
+ image1.load()
162
+ image2.load()
163
+ return image1._new(image1.im.chop_overlay(image2.im))
164
+
165
+
166
+ def add(
167
+ image1: Image.Image, image2: Image.Image, scale: float = 1.0, offset: float = 0
168
+ ) -> Image.Image:
169
+ """
170
+ Adds two images, dividing the result by scale and adding the
171
+ offset. If omitted, scale defaults to 1.0, and offset to 0.0. ::
172
+
173
+ out = ((image1 + image2) / scale + offset)
174
+
175
+ :rtype: :py:class:`~PIL.Image.Image`
176
+ """
177
+
178
+ image1.load()
179
+ image2.load()
180
+ return image1._new(image1.im.chop_add(image2.im, scale, offset))
181
+
182
+
183
+ def subtract(
184
+ image1: Image.Image, image2: Image.Image, scale: float = 1.0, offset: float = 0
185
+ ) -> Image.Image:
186
+ """
187
+ Subtracts two images, dividing the result by scale and adding the offset.
188
+ If omitted, scale defaults to 1.0, and offset to 0.0. ::
189
+
190
+ out = ((image1 - image2) / scale + offset)
191
+
192
+ :rtype: :py:class:`~PIL.Image.Image`
193
+ """
194
+
195
+ image1.load()
196
+ image2.load()
197
+ return image1._new(image1.im.chop_subtract(image2.im, scale, offset))
198
+
199
+
200
+ def add_modulo(image1: Image.Image, image2: Image.Image) -> Image.Image:
201
+ """Add two images, without clipping the result. ::
202
+
203
+ out = ((image1 + image2) % MAX)
204
+
205
+ :rtype: :py:class:`~PIL.Image.Image`
206
+ """
207
+
208
+ image1.load()
209
+ image2.load()
210
+ return image1._new(image1.im.chop_add_modulo(image2.im))
211
+
212
+
213
+ def subtract_modulo(image1: Image.Image, image2: Image.Image) -> Image.Image:
214
+ """Subtract two images, without clipping the result. ::
215
+
216
+ out = ((image1 - image2) % MAX)
217
+
218
+ :rtype: :py:class:`~PIL.Image.Image`
219
+ """
220
+
221
+ image1.load()
222
+ image2.load()
223
+ return image1._new(image1.im.chop_subtract_modulo(image2.im))
224
+
225
+
226
+ def logical_and(image1: Image.Image, image2: Image.Image) -> Image.Image:
227
+ """Logical AND between two images.
228
+
229
+ Both of the images must have mode "1". If you would like to perform a
230
+ logical AND on an image with a mode other than "1", try
231
+ :py:meth:`~PIL.ImageChops.multiply` instead, using a black-and-white mask
232
+ as the second image. ::
233
+
234
+ out = ((image1 and image2) % MAX)
235
+
236
+ :rtype: :py:class:`~PIL.Image.Image`
237
+ """
238
+
239
+ image1.load()
240
+ image2.load()
241
+ return image1._new(image1.im.chop_and(image2.im))
242
+
243
+
244
+ def logical_or(image1: Image.Image, image2: Image.Image) -> Image.Image:
245
+ """Logical OR between two images.
246
+
247
+ Both of the images must have mode "1". ::
248
+
249
+ out = ((image1 or image2) % MAX)
250
+
251
+ :rtype: :py:class:`~PIL.Image.Image`
252
+ """
253
+
254
+ image1.load()
255
+ image2.load()
256
+ return image1._new(image1.im.chop_or(image2.im))
257
+
258
+
259
+ def logical_xor(image1: Image.Image, image2: Image.Image) -> Image.Image:
260
+ """Logical XOR between two images.
261
+
262
+ Both of the images must have mode "1". ::
263
+
264
+ out = ((bool(image1) != bool(image2)) % MAX)
265
+
266
+ :rtype: :py:class:`~PIL.Image.Image`
267
+ """
268
+
269
+ image1.load()
270
+ image2.load()
271
+ return image1._new(image1.im.chop_xor(image2.im))
272
+
273
+
274
+ def blend(image1: Image.Image, image2: Image.Image, alpha: float) -> Image.Image:
275
+ """Blend images using constant transparency weight. Alias for
276
+ :py:func:`PIL.Image.blend`.
277
+
278
+ :rtype: :py:class:`~PIL.Image.Image`
279
+ """
280
+
281
+ return Image.blend(image1, image2, alpha)
282
+
283
+
284
+ def composite(
285
+ image1: Image.Image, image2: Image.Image, mask: Image.Image
286
+ ) -> Image.Image:
287
+ """Create composite using transparency mask. Alias for
288
+ :py:func:`PIL.Image.composite`.
289
+
290
+ :rtype: :py:class:`~PIL.Image.Image`
291
+ """
292
+
293
+ return Image.composite(image1, image2, mask)
294
+
295
+
296
+ def offset(image: Image.Image, xoffset: int, yoffset: int | None = None) -> Image.Image:
297
+ """Returns a copy of the image where data has been offset by the given
298
+ distances. Data wraps around the edges. If ``yoffset`` is omitted, it
299
+ is assumed to be equal to ``xoffset``.
300
+
301
+ :param image: Input image.
302
+ :param xoffset: The horizontal distance.
303
+ :param yoffset: The vertical distance. If omitted, both
304
+ distances are set to the same value.
305
+ :rtype: :py:class:`~PIL.Image.Image`
306
+ """
307
+
308
+ if yoffset is None:
309
+ yoffset = xoffset
310
+ image.load()
311
+ return image._new(image.im.offset(xoffset, yoffset))
MLPY/Lib/site-packages/PIL/ImageCms.py ADDED
@@ -0,0 +1,1127 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ # The Python Imaging Library.
2
+ # $Id$
3
+
4
+ # Optional color management support, based on Kevin Cazabon's PyCMS
5
+ # library.
6
+
7
+ # Originally released under LGPL. Graciously donated to PIL in
8
+ # March 2009, for distribution under the standard PIL license
9
+
10
+ # History:
11
+
12
+ # 2009-03-08 fl Added to PIL.
13
+
14
+ # Copyright (C) 2002-2003 Kevin Cazabon
15
+ # Copyright (c) 2009 by Fredrik Lundh
16
+ # Copyright (c) 2013 by Eric Soroos
17
+
18
+ # See the README file for information on usage and redistribution. See
19
+ # below for the original description.
20
+ from __future__ import annotations
21
+
22
+ import operator
23
+ import sys
24
+ from enum import IntEnum, IntFlag
25
+ from functools import reduce
26
+ from typing import Any, Literal, SupportsFloat, SupportsInt, Union
27
+
28
+ from . import Image, __version__
29
+ from ._deprecate import deprecate
30
+ from ._typing import SupportsRead
31
+
32
+ try:
33
+ from . import _imagingcms as core
34
+ except ImportError as ex:
35
+ # Allow error import for doc purposes, but error out when accessing
36
+ # anything in core.
37
+ from ._util import DeferredError
38
+
39
+ core = DeferredError.new(ex)
40
+
41
+ _DESCRIPTION = """
42
+ pyCMS
43
+
44
+ a Python / PIL interface to the littleCMS ICC Color Management System
45
+ Copyright (C) 2002-2003 Kevin Cazabon
46
47
+ https://www.cazabon.com
48
+
49
+ pyCMS home page: https://www.cazabon.com/pyCMS
50
+ littleCMS home page: https://www.littlecms.com
51
+ (littleCMS is Copyright (C) 1998-2001 Marti Maria)
52
+
53
+ Originally released under LGPL. Graciously donated to PIL in
54
+ March 2009, for distribution under the standard PIL license
55
+
56
+ The pyCMS.py module provides a "clean" interface between Python/PIL and
57
+ pyCMSdll, taking care of some of the more complex handling of the direct
58
+ pyCMSdll functions, as well as error-checking and making sure that all
59
+ relevant data is kept together.
60
+
61
+ While it is possible to call pyCMSdll functions directly, it's not highly
62
+ recommended.
63
+
64
+ Version History:
65
+
66
+ 1.0.0 pil Oct 2013 Port to LCMS 2.
67
+
68
+ 0.1.0 pil mod March 10, 2009
69
+
70
+ Renamed display profile to proof profile. The proof
71
+ profile is the profile of the device that is being
72
+ simulated, not the profile of the device which is
73
+ actually used to display/print the final simulation
74
+ (that'd be the output profile) - also see LCMSAPI.txt
75
+ input colorspace -> using 'renderingIntent' -> proof
76
+ colorspace -> using 'proofRenderingIntent' -> output
77
+ colorspace
78
+
79
+ Added LCMS FLAGS support.
80
+ Added FLAGS["SOFTPROOFING"] as default flag for
81
+ buildProofTransform (otherwise the proof profile/intent
82
+ would be ignored).
83
+
84
+ 0.1.0 pil March 2009 - added to PIL, as PIL.ImageCms
85
+
86
+ 0.0.2 alpha Jan 6, 2002
87
+
88
+ Added try/except statements around type() checks of
89
+ potential CObjects... Python won't let you use type()
90
+ on them, and raises a TypeError (stupid, if you ask
91
+ me!)
92
+
93
+ Added buildProofTransformFromOpenProfiles() function.
94
+ Additional fixes in DLL, see DLL code for details.
95
+
96
+ 0.0.1 alpha first public release, Dec. 26, 2002
97
+
98
+ Known to-do list with current version (of Python interface, not pyCMSdll):
99
+
100
+ none
101
+
102
+ """
103
+
104
+ _VERSION = "1.0.0 pil"
105
+
106
+
107
+ def __getattr__(name: str) -> Any:
108
+ if name == "DESCRIPTION":
109
+ deprecate("PIL.ImageCms.DESCRIPTION", 12)
110
+ return _DESCRIPTION
111
+ elif name == "VERSION":
112
+ deprecate("PIL.ImageCms.VERSION", 12)
113
+ return _VERSION
114
+ elif name == "FLAGS":
115
+ deprecate("PIL.ImageCms.FLAGS", 12, "PIL.ImageCms.Flags")
116
+ return _FLAGS
117
+ msg = f"module '{__name__}' has no attribute '{name}'"
118
+ raise AttributeError(msg)
119
+
120
+
121
+ # --------------------------------------------------------------------.
122
+
123
+
124
+ #
125
+ # intent/direction values
126
+
127
+
128
+ class Intent(IntEnum):
129
+ PERCEPTUAL = 0
130
+ RELATIVE_COLORIMETRIC = 1
131
+ SATURATION = 2
132
+ ABSOLUTE_COLORIMETRIC = 3
133
+
134
+
135
+ class Direction(IntEnum):
136
+ INPUT = 0
137
+ OUTPUT = 1
138
+ PROOF = 2
139
+
140
+
141
+ #
142
+ # flags
143
+
144
+
145
+ class Flags(IntFlag):
146
+ """Flags and documentation are taken from ``lcms2.h``."""
147
+
148
+ NONE = 0
149
+ NOCACHE = 0x0040
150
+ """Inhibit 1-pixel cache"""
151
+ NOOPTIMIZE = 0x0100
152
+ """Inhibit optimizations"""
153
+ NULLTRANSFORM = 0x0200
154
+ """Don't transform anyway"""
155
+ GAMUTCHECK = 0x1000
156
+ """Out of Gamut alarm"""
157
+ SOFTPROOFING = 0x4000
158
+ """Do softproofing"""
159
+ BLACKPOINTCOMPENSATION = 0x2000
160
+ NOWHITEONWHITEFIXUP = 0x0004
161
+ """Don't fix scum dot"""
162
+ HIGHRESPRECALC = 0x0400
163
+ """Use more memory to give better accuracy"""
164
+ LOWRESPRECALC = 0x0800
165
+ """Use less memory to minimize resources"""
166
+ # this should be 8BITS_DEVICELINK, but that is not a valid name in Python:
167
+ USE_8BITS_DEVICELINK = 0x0008
168
+ """Create 8 bits devicelinks"""
169
+ GUESSDEVICECLASS = 0x0020
170
+ """Guess device class (for ``transform2devicelink``)"""
171
+ KEEP_SEQUENCE = 0x0080
172
+ """Keep profile sequence for devicelink creation"""
173
+ FORCE_CLUT = 0x0002
174
+ """Force CLUT optimization"""
175
+ CLUT_POST_LINEARIZATION = 0x0001
176
+ """create postlinearization tables if possible"""
177
+ CLUT_PRE_LINEARIZATION = 0x0010
178
+ """create prelinearization tables if possible"""
179
+ NONEGATIVES = 0x8000
180
+ """Prevent negative numbers in floating point transforms"""
181
+ COPY_ALPHA = 0x04000000
182
+ """Alpha channels are copied on ``cmsDoTransform()``"""
183
+ NODEFAULTRESOURCEDEF = 0x01000000
184
+
185
+ _GRIDPOINTS_1 = 1 << 16
186
+ _GRIDPOINTS_2 = 2 << 16
187
+ _GRIDPOINTS_4 = 4 << 16
188
+ _GRIDPOINTS_8 = 8 << 16
189
+ _GRIDPOINTS_16 = 16 << 16
190
+ _GRIDPOINTS_32 = 32 << 16
191
+ _GRIDPOINTS_64 = 64 << 16
192
+ _GRIDPOINTS_128 = 128 << 16
193
+
194
+ @staticmethod
195
+ def GRIDPOINTS(n: int) -> Flags:
196
+ """
197
+ Fine-tune control over number of gridpoints
198
+
199
+ :param n: :py:class:`int` in range ``0 <= n <= 255``
200
+ """
201
+ return Flags.NONE | ((n & 0xFF) << 16)
202
+
203
+
204
+ _MAX_FLAG = reduce(operator.or_, Flags)
205
+
206
+
207
+ _FLAGS = {
208
+ "MATRIXINPUT": 1,
209
+ "MATRIXOUTPUT": 2,
210
+ "MATRIXONLY": (1 | 2),
211
+ "NOWHITEONWHITEFIXUP": 4, # Don't hot fix scum dot
212
+ # Don't create prelinearization tables on precalculated transforms
213
+ # (internal use):
214
+ "NOPRELINEARIZATION": 16,
215
+ "GUESSDEVICECLASS": 32, # Guess device class (for transform2devicelink)
216
+ "NOTCACHE": 64, # Inhibit 1-pixel cache
217
+ "NOTPRECALC": 256,
218
+ "NULLTRANSFORM": 512, # Don't transform anyway
219
+ "HIGHRESPRECALC": 1024, # Use more memory to give better accuracy
220
+ "LOWRESPRECALC": 2048, # Use less memory to minimize resources
221
+ "WHITEBLACKCOMPENSATION": 8192,
222
+ "BLACKPOINTCOMPENSATION": 8192,
223
+ "GAMUTCHECK": 4096, # Out of Gamut alarm
224
+ "SOFTPROOFING": 16384, # Do softproofing
225
+ "PRESERVEBLACK": 32768, # Black preservation
226
+ "NODEFAULTRESOURCEDEF": 16777216, # CRD special
227
+ "GRIDPOINTS": lambda n: (n & 0xFF) << 16, # Gridpoints
228
+ }
229
+
230
+
231
+ # --------------------------------------------------------------------.
232
+ # Experimental PIL-level API
233
+ # --------------------------------------------------------------------.
234
+
235
+ ##
236
+ # Profile.
237
+
238
+
239
+ class ImageCmsProfile:
240
+ def __init__(self, profile: str | SupportsRead[bytes] | core.CmsProfile) -> None:
241
+ """
242
+ :param profile: Either a string representing a filename,
243
+ a file like object containing a profile or a
244
+ low-level profile object
245
+
246
+ """
247
+
248
+ if isinstance(profile, str):
249
+ if sys.platform == "win32":
250
+ profile_bytes_path = profile.encode()
251
+ try:
252
+ profile_bytes_path.decode("ascii")
253
+ except UnicodeDecodeError:
254
+ with open(profile, "rb") as f:
255
+ self._set(core.profile_frombytes(f.read()))
256
+ return
257
+ self._set(core.profile_open(profile), profile)
258
+ elif hasattr(profile, "read"):
259
+ self._set(core.profile_frombytes(profile.read()))
260
+ elif isinstance(profile, core.CmsProfile):
261
+ self._set(profile)
262
+ else:
263
+ msg = "Invalid type for Profile" # type: ignore[unreachable]
264
+ raise TypeError(msg)
265
+
266
+ def _set(self, profile: core.CmsProfile, filename: str | None = None) -> None:
267
+ self.profile = profile
268
+ self.filename = filename
269
+ self.product_name = None # profile.product_name
270
+ self.product_info = None # profile.product_info
271
+
272
+ def tobytes(self) -> bytes:
273
+ """
274
+ Returns the profile in a format suitable for embedding in
275
+ saved images.
276
+
277
+ :returns: a bytes object containing the ICC profile.
278
+ """
279
+
280
+ return core.profile_tobytes(self.profile)
281
+
282
+
283
+ class ImageCmsTransform(Image.ImagePointHandler):
284
+ """
285
+ Transform. This can be used with the procedural API, or with the standard
286
+ :py:func:`~PIL.Image.Image.point` method.
287
+
288
+ Will return the output profile in the ``output.info['icc_profile']``.
289
+ """
290
+
291
+ def __init__(
292
+ self,
293
+ input: ImageCmsProfile,
294
+ output: ImageCmsProfile,
295
+ input_mode: str,
296
+ output_mode: str,
297
+ intent: Intent = Intent.PERCEPTUAL,
298
+ proof: ImageCmsProfile | None = None,
299
+ proof_intent: Intent = Intent.ABSOLUTE_COLORIMETRIC,
300
+ flags: Flags = Flags.NONE,
301
+ ):
302
+ supported_modes = (
303
+ "RGB",
304
+ "RGBA",
305
+ "RGBX",
306
+ "CMYK",
307
+ "I;16",
308
+ "I;16L",
309
+ "I;16B",
310
+ "YCbCr",
311
+ "LAB",
312
+ "L",
313
+ "1",
314
+ )
315
+ for mode in (input_mode, output_mode):
316
+ if mode not in supported_modes:
317
+ deprecate(
318
+ mode,
319
+ 12,
320
+ {
321
+ "L;16": "I;16 or I;16L",
322
+ "L:16B": "I;16B",
323
+ "YCCA": "YCbCr",
324
+ "YCC": "YCbCr",
325
+ }.get(mode),
326
+ )
327
+ if proof is None:
328
+ self.transform = core.buildTransform(
329
+ input.profile, output.profile, input_mode, output_mode, intent, flags
330
+ )
331
+ else:
332
+ self.transform = core.buildProofTransform(
333
+ input.profile,
334
+ output.profile,
335
+ proof.profile,
336
+ input_mode,
337
+ output_mode,
338
+ intent,
339
+ proof_intent,
340
+ flags,
341
+ )
342
+ # Note: inputMode and outputMode are for pyCMS compatibility only
343
+ self.input_mode = self.inputMode = input_mode
344
+ self.output_mode = self.outputMode = output_mode
345
+
346
+ self.output_profile = output
347
+
348
+ def point(self, im: Image.Image) -> Image.Image:
349
+ return self.apply(im)
350
+
351
+ def apply(self, im: Image.Image, imOut: Image.Image | None = None) -> Image.Image:
352
+ im.load()
353
+ if imOut is None:
354
+ imOut = Image.new(self.output_mode, im.size, None)
355
+ self.transform.apply(im.im.id, imOut.im.id)
356
+ imOut.info["icc_profile"] = self.output_profile.tobytes()
357
+ return imOut
358
+
359
+ def apply_in_place(self, im: Image.Image) -> Image.Image:
360
+ im.load()
361
+ if im.mode != self.output_mode:
362
+ msg = "mode mismatch"
363
+ raise ValueError(msg) # wrong output mode
364
+ self.transform.apply(im.im.id, im.im.id)
365
+ im.info["icc_profile"] = self.output_profile.tobytes()
366
+ return im
367
+
368
+
369
+ def get_display_profile(handle: SupportsInt | None = None) -> ImageCmsProfile | None:
370
+ """
371
+ (experimental) Fetches the profile for the current display device.
372
+
373
+ :returns: ``None`` if the profile is not known.
374
+ """
375
+
376
+ if sys.platform != "win32":
377
+ return None
378
+
379
+ from . import ImageWin # type: ignore[unused-ignore, unreachable]
380
+
381
+ if isinstance(handle, ImageWin.HDC):
382
+ profile = core.get_display_profile_win32(int(handle), 1)
383
+ else:
384
+ profile = core.get_display_profile_win32(int(handle or 0))
385
+ if profile is None:
386
+ return None
387
+ return ImageCmsProfile(profile)
388
+
389
+
390
+ # --------------------------------------------------------------------.
391
+ # pyCMS compatible layer
392
+ # --------------------------------------------------------------------.
393
+
394
+ _CmsProfileCompatible = Union[
395
+ str, SupportsRead[bytes], core.CmsProfile, ImageCmsProfile
396
+ ]
397
+
398
+
399
+ class PyCMSError(Exception):
400
+ """(pyCMS) Exception class.
401
+ This is used for all errors in the pyCMS API."""
402
+
403
+ pass
404
+
405
+
406
+ def profileToProfile(
407
+ im: Image.Image,
408
+ inputProfile: _CmsProfileCompatible,
409
+ outputProfile: _CmsProfileCompatible,
410
+ renderingIntent: Intent = Intent.PERCEPTUAL,
411
+ outputMode: str | None = None,
412
+ inPlace: bool = False,
413
+ flags: Flags = Flags.NONE,
414
+ ) -> Image.Image | None:
415
+ """
416
+ (pyCMS) Applies an ICC transformation to a given image, mapping from
417
+ ``inputProfile`` to ``outputProfile``.
418
+
419
+ If the input or output profiles specified are not valid filenames, a
420
+ :exc:`PyCMSError` will be raised. If ``inPlace`` is ``True`` and
421
+ ``outputMode != im.mode``, a :exc:`PyCMSError` will be raised.
422
+ If an error occurs during application of the profiles,
423
+ a :exc:`PyCMSError` will be raised.
424
+ If ``outputMode`` is not a mode supported by the ``outputProfile`` (or by pyCMS),
425
+ a :exc:`PyCMSError` will be raised.
426
+
427
+ This function applies an ICC transformation to im from ``inputProfile``'s
428
+ color space to ``outputProfile``'s color space using the specified rendering
429
+ intent to decide how to handle out-of-gamut colors.
430
+
431
+ ``outputMode`` can be used to specify that a color mode conversion is to
432
+ be done using these profiles, but the specified profiles must be able
433
+ to handle that mode. I.e., if converting im from RGB to CMYK using
434
+ profiles, the input profile must handle RGB data, and the output
435
+ profile must handle CMYK data.
436
+
437
+ :param im: An open :py:class:`~PIL.Image.Image` object (i.e. Image.new(...)
438
+ or Image.open(...), etc.)
439
+ :param inputProfile: String, as a valid filename path to the ICC input
440
+ profile you wish to use for this image, or a profile object
441
+ :param outputProfile: String, as a valid filename path to the ICC output
442
+ profile you wish to use for this image, or a profile object
443
+ :param renderingIntent: Integer (0-3) specifying the rendering intent you
444
+ wish to use for the transform
445
+
446
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
447
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
448
+ ImageCms.Intent.SATURATION = 2
449
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
450
+
451
+ see the pyCMS documentation for details on rendering intents and what
452
+ they do.
453
+ :param outputMode: A valid PIL mode for the output image (i.e. "RGB",
454
+ "CMYK", etc.). Note: if rendering the image "inPlace", outputMode
455
+ MUST be the same mode as the input, or omitted completely. If
456
+ omitted, the outputMode will be the same as the mode of the input
457
+ image (im.mode)
458
+ :param inPlace: Boolean. If ``True``, the original image is modified in-place,
459
+ and ``None`` is returned. If ``False`` (default), a new
460
+ :py:class:`~PIL.Image.Image` object is returned with the transform applied.
461
+ :param flags: Integer (0-...) specifying additional flags
462
+ :returns: Either None or a new :py:class:`~PIL.Image.Image` object, depending on
463
+ the value of ``inPlace``
464
+ :exception PyCMSError:
465
+ """
466
+
467
+ if outputMode is None:
468
+ outputMode = im.mode
469
+
470
+ if not isinstance(renderingIntent, int) or not (0 <= renderingIntent <= 3):
471
+ msg = "renderingIntent must be an integer between 0 and 3"
472
+ raise PyCMSError(msg)
473
+
474
+ if not isinstance(flags, int) or not (0 <= flags <= _MAX_FLAG):
475
+ msg = f"flags must be an integer between 0 and {_MAX_FLAG}"
476
+ raise PyCMSError(msg)
477
+
478
+ try:
479
+ if not isinstance(inputProfile, ImageCmsProfile):
480
+ inputProfile = ImageCmsProfile(inputProfile)
481
+ if not isinstance(outputProfile, ImageCmsProfile):
482
+ outputProfile = ImageCmsProfile(outputProfile)
483
+ transform = ImageCmsTransform(
484
+ inputProfile,
485
+ outputProfile,
486
+ im.mode,
487
+ outputMode,
488
+ renderingIntent,
489
+ flags=flags,
490
+ )
491
+ if inPlace:
492
+ transform.apply_in_place(im)
493
+ imOut = None
494
+ else:
495
+ imOut = transform.apply(im)
496
+ except (OSError, TypeError, ValueError) as v:
497
+ raise PyCMSError(v) from v
498
+
499
+ return imOut
500
+
501
+
502
+ def getOpenProfile(
503
+ profileFilename: str | SupportsRead[bytes] | core.CmsProfile,
504
+ ) -> ImageCmsProfile:
505
+ """
506
+ (pyCMS) Opens an ICC profile file.
507
+
508
+ The PyCMSProfile object can be passed back into pyCMS for use in creating
509
+ transforms and such (as in ImageCms.buildTransformFromOpenProfiles()).
510
+
511
+ If ``profileFilename`` is not a valid filename for an ICC profile,
512
+ a :exc:`PyCMSError` will be raised.
513
+
514
+ :param profileFilename: String, as a valid filename path to the ICC profile
515
+ you wish to open, or a file-like object.
516
+ :returns: A CmsProfile class object.
517
+ :exception PyCMSError:
518
+ """
519
+
520
+ try:
521
+ return ImageCmsProfile(profileFilename)
522
+ except (OSError, TypeError, ValueError) as v:
523
+ raise PyCMSError(v) from v
524
+
525
+
526
+ def buildTransform(
527
+ inputProfile: _CmsProfileCompatible,
528
+ outputProfile: _CmsProfileCompatible,
529
+ inMode: str,
530
+ outMode: str,
531
+ renderingIntent: Intent = Intent.PERCEPTUAL,
532
+ flags: Flags = Flags.NONE,
533
+ ) -> ImageCmsTransform:
534
+ """
535
+ (pyCMS) Builds an ICC transform mapping from the ``inputProfile`` to the
536
+ ``outputProfile``. Use applyTransform to apply the transform to a given
537
+ image.
538
+
539
+ If the input or output profiles specified are not valid filenames, a
540
+ :exc:`PyCMSError` will be raised. If an error occurs during creation
541
+ of the transform, a :exc:`PyCMSError` will be raised.
542
+
543
+ If ``inMode`` or ``outMode`` are not a mode supported by the ``outputProfile``
544
+ (or by pyCMS), a :exc:`PyCMSError` will be raised.
545
+
546
+ This function builds and returns an ICC transform from the ``inputProfile``
547
+ to the ``outputProfile`` using the ``renderingIntent`` to determine what to do
548
+ with out-of-gamut colors. It will ONLY work for converting images that
549
+ are in ``inMode`` to images that are in ``outMode`` color format (PIL mode,
550
+ i.e. "RGB", "RGBA", "CMYK", etc.).
551
+
552
+ Building the transform is a fair part of the overhead in
553
+ ImageCms.profileToProfile(), so if you're planning on converting multiple
554
+ images using the same input/output settings, this can save you time.
555
+ Once you have a transform object, it can be used with
556
+ ImageCms.applyProfile() to convert images without the need to re-compute
557
+ the lookup table for the transform.
558
+
559
+ The reason pyCMS returns a class object rather than a handle directly
560
+ to the transform is that it needs to keep track of the PIL input/output
561
+ modes that the transform is meant for. These attributes are stored in
562
+ the ``inMode`` and ``outMode`` attributes of the object (which can be
563
+ manually overridden if you really want to, but I don't know of any
564
+ time that would be of use, or would even work).
565
+
566
+ :param inputProfile: String, as a valid filename path to the ICC input
567
+ profile you wish to use for this transform, or a profile object
568
+ :param outputProfile: String, as a valid filename path to the ICC output
569
+ profile you wish to use for this transform, or a profile object
570
+ :param inMode: String, as a valid PIL mode that the appropriate profile
571
+ also supports (i.e. "RGB", "RGBA", "CMYK", etc.)
572
+ :param outMode: String, as a valid PIL mode that the appropriate profile
573
+ also supports (i.e. "RGB", "RGBA", "CMYK", etc.)
574
+ :param renderingIntent: Integer (0-3) specifying the rendering intent you
575
+ wish to use for the transform
576
+
577
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
578
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
579
+ ImageCms.Intent.SATURATION = 2
580
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
581
+
582
+ see the pyCMS documentation for details on rendering intents and what
583
+ they do.
584
+ :param flags: Integer (0-...) specifying additional flags
585
+ :returns: A CmsTransform class object.
586
+ :exception PyCMSError:
587
+ """
588
+
589
+ if not isinstance(renderingIntent, int) or not (0 <= renderingIntent <= 3):
590
+ msg = "renderingIntent must be an integer between 0 and 3"
591
+ raise PyCMSError(msg)
592
+
593
+ if not isinstance(flags, int) or not (0 <= flags <= _MAX_FLAG):
594
+ msg = f"flags must be an integer between 0 and {_MAX_FLAG}"
595
+ raise PyCMSError(msg)
596
+
597
+ try:
598
+ if not isinstance(inputProfile, ImageCmsProfile):
599
+ inputProfile = ImageCmsProfile(inputProfile)
600
+ if not isinstance(outputProfile, ImageCmsProfile):
601
+ outputProfile = ImageCmsProfile(outputProfile)
602
+ return ImageCmsTransform(
603
+ inputProfile, outputProfile, inMode, outMode, renderingIntent, flags=flags
604
+ )
605
+ except (OSError, TypeError, ValueError) as v:
606
+ raise PyCMSError(v) from v
607
+
608
+
609
+ def buildProofTransform(
610
+ inputProfile: _CmsProfileCompatible,
611
+ outputProfile: _CmsProfileCompatible,
612
+ proofProfile: _CmsProfileCompatible,
613
+ inMode: str,
614
+ outMode: str,
615
+ renderingIntent: Intent = Intent.PERCEPTUAL,
616
+ proofRenderingIntent: Intent = Intent.ABSOLUTE_COLORIMETRIC,
617
+ flags: Flags = Flags.SOFTPROOFING,
618
+ ) -> ImageCmsTransform:
619
+ """
620
+ (pyCMS) Builds an ICC transform mapping from the ``inputProfile`` to the
621
+ ``outputProfile``, but tries to simulate the result that would be
622
+ obtained on the ``proofProfile`` device.
623
+
624
+ If the input, output, or proof profiles specified are not valid
625
+ filenames, a :exc:`PyCMSError` will be raised.
626
+
627
+ If an error occurs during creation of the transform,
628
+ a :exc:`PyCMSError` will be raised.
629
+
630
+ If ``inMode`` or ``outMode`` are not a mode supported by the ``outputProfile``
631
+ (or by pyCMS), a :exc:`PyCMSError` will be raised.
632
+
633
+ This function builds and returns an ICC transform from the ``inputProfile``
634
+ to the ``outputProfile``, but tries to simulate the result that would be
635
+ obtained on the ``proofProfile`` device using ``renderingIntent`` and
636
+ ``proofRenderingIntent`` to determine what to do with out-of-gamut
637
+ colors. This is known as "soft-proofing". It will ONLY work for
638
+ converting images that are in ``inMode`` to images that are in outMode
639
+ color format (PIL mode, i.e. "RGB", "RGBA", "CMYK", etc.).
640
+
641
+ Usage of the resulting transform object is exactly the same as with
642
+ ImageCms.buildTransform().
643
+
644
+ Proof profiling is generally used when using an output device to get a
645
+ good idea of what the final printed/displayed image would look like on
646
+ the ``proofProfile`` device when it's quicker and easier to use the
647
+ output device for judging color. Generally, this means that the
648
+ output device is a monitor, or a dye-sub printer (etc.), and the simulated
649
+ device is something more expensive, complicated, or time consuming
650
+ (making it difficult to make a real print for color judgement purposes).
651
+
652
+ Soft-proofing basically functions by adjusting the colors on the
653
+ output device to match the colors of the device being simulated. However,
654
+ when the simulated device has a much wider gamut than the output
655
+ device, you may obtain marginal results.
656
+
657
+ :param inputProfile: String, as a valid filename path to the ICC input
658
+ profile you wish to use for this transform, or a profile object
659
+ :param outputProfile: String, as a valid filename path to the ICC output
660
+ (monitor, usually) profile you wish to use for this transform, or a
661
+ profile object
662
+ :param proofProfile: String, as a valid filename path to the ICC proof
663
+ profile you wish to use for this transform, or a profile object
664
+ :param inMode: String, as a valid PIL mode that the appropriate profile
665
+ also supports (i.e. "RGB", "RGBA", "CMYK", etc.)
666
+ :param outMode: String, as a valid PIL mode that the appropriate profile
667
+ also supports (i.e. "RGB", "RGBA", "CMYK", etc.)
668
+ :param renderingIntent: Integer (0-3) specifying the rendering intent you
669
+ wish to use for the input->proof (simulated) transform
670
+
671
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
672
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
673
+ ImageCms.Intent.SATURATION = 2
674
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
675
+
676
+ see the pyCMS documentation for details on rendering intents and what
677
+ they do.
678
+ :param proofRenderingIntent: Integer (0-3) specifying the rendering intent
679
+ you wish to use for proof->output transform
680
+
681
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
682
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
683
+ ImageCms.Intent.SATURATION = 2
684
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
685
+
686
+ see the pyCMS documentation for details on rendering intents and what
687
+ they do.
688
+ :param flags: Integer (0-...) specifying additional flags
689
+ :returns: A CmsTransform class object.
690
+ :exception PyCMSError:
691
+ """
692
+
693
+ if not isinstance(renderingIntent, int) or not (0 <= renderingIntent <= 3):
694
+ msg = "renderingIntent must be an integer between 0 and 3"
695
+ raise PyCMSError(msg)
696
+
697
+ if not isinstance(flags, int) or not (0 <= flags <= _MAX_FLAG):
698
+ msg = f"flags must be an integer between 0 and {_MAX_FLAG}"
699
+ raise PyCMSError(msg)
700
+
701
+ try:
702
+ if not isinstance(inputProfile, ImageCmsProfile):
703
+ inputProfile = ImageCmsProfile(inputProfile)
704
+ if not isinstance(outputProfile, ImageCmsProfile):
705
+ outputProfile = ImageCmsProfile(outputProfile)
706
+ if not isinstance(proofProfile, ImageCmsProfile):
707
+ proofProfile = ImageCmsProfile(proofProfile)
708
+ return ImageCmsTransform(
709
+ inputProfile,
710
+ outputProfile,
711
+ inMode,
712
+ outMode,
713
+ renderingIntent,
714
+ proofProfile,
715
+ proofRenderingIntent,
716
+ flags,
717
+ )
718
+ except (OSError, TypeError, ValueError) as v:
719
+ raise PyCMSError(v) from v
720
+
721
+
722
+ buildTransformFromOpenProfiles = buildTransform
723
+ buildProofTransformFromOpenProfiles = buildProofTransform
724
+
725
+
726
+ def applyTransform(
727
+ im: Image.Image, transform: ImageCmsTransform, inPlace: bool = False
728
+ ) -> Image.Image | None:
729
+ """
730
+ (pyCMS) Applies a transform to a given image.
731
+
732
+ If ``im.mode != transform.input_mode``, a :exc:`PyCMSError` is raised.
733
+
734
+ If ``inPlace`` is ``True`` and ``transform.input_mode != transform.output_mode``, a
735
+ :exc:`PyCMSError` is raised.
736
+
737
+ If ``im.mode``, ``transform.input_mode`` or ``transform.output_mode`` is not
738
+ supported by pyCMSdll or the profiles you used for the transform, a
739
+ :exc:`PyCMSError` is raised.
740
+
741
+ If an error occurs while the transform is being applied,
742
+ a :exc:`PyCMSError` is raised.
743
+
744
+ This function applies a pre-calculated transform (from
745
+ ImageCms.buildTransform() or ImageCms.buildTransformFromOpenProfiles())
746
+ to an image. The transform can be used for multiple images, saving
747
+ considerable calculation time if doing the same conversion multiple times.
748
+
749
+ If you want to modify im in-place instead of receiving a new image as
750
+ the return value, set ``inPlace`` to ``True``. This can only be done if
751
+ ``transform.input_mode`` and ``transform.output_mode`` are the same, because we
752
+ can't change the mode in-place (the buffer sizes for some modes are
753
+ different). The default behavior is to return a new :py:class:`~PIL.Image.Image`
754
+ object of the same dimensions in mode ``transform.output_mode``.
755
+
756
+ :param im: An :py:class:`~PIL.Image.Image` object, and ``im.mode`` must be the same
757
+ as the ``input_mode`` supported by the transform.
758
+ :param transform: A valid CmsTransform class object
759
+ :param inPlace: Bool. If ``True``, ``im`` is modified in place and ``None`` is
760
+ returned, if ``False``, a new :py:class:`~PIL.Image.Image` object with the
761
+ transform applied is returned (and ``im`` is not changed). The default is
762
+ ``False``.
763
+ :returns: Either ``None``, or a new :py:class:`~PIL.Image.Image` object,
764
+ depending on the value of ``inPlace``. The profile will be returned in
765
+ the image's ``info['icc_profile']``.
766
+ :exception PyCMSError:
767
+ """
768
+
769
+ try:
770
+ if inPlace:
771
+ transform.apply_in_place(im)
772
+ imOut = None
773
+ else:
774
+ imOut = transform.apply(im)
775
+ except (TypeError, ValueError) as v:
776
+ raise PyCMSError(v) from v
777
+
778
+ return imOut
779
+
780
+
781
+ def createProfile(
782
+ colorSpace: Literal["LAB", "XYZ", "sRGB"], colorTemp: SupportsFloat = 0
783
+ ) -> core.CmsProfile:
784
+ """
785
+ (pyCMS) Creates a profile.
786
+
787
+ If colorSpace not in ``["LAB", "XYZ", "sRGB"]``,
788
+ a :exc:`PyCMSError` is raised.
789
+
790
+ If using LAB and ``colorTemp`` is not a positive integer,
791
+ a :exc:`PyCMSError` is raised.
792
+
793
+ If an error occurs while creating the profile,
794
+ a :exc:`PyCMSError` is raised.
795
+
796
+ Use this function to create common profiles on-the-fly instead of
797
+ having to supply a profile on disk and knowing the path to it. It
798
+ returns a normal CmsProfile object that can be passed to
799
+ ImageCms.buildTransformFromOpenProfiles() to create a transform to apply
800
+ to images.
801
+
802
+ :param colorSpace: String, the color space of the profile you wish to
803
+ create.
804
+ Currently only "LAB", "XYZ", and "sRGB" are supported.
805
+ :param colorTemp: Positive number for the white point for the profile, in
806
+ degrees Kelvin (i.e. 5000, 6500, 9600, etc.). The default is for D50
807
+ illuminant if omitted (5000k). colorTemp is ONLY applied to LAB
808
+ profiles, and is ignored for XYZ and sRGB.
809
+ :returns: A CmsProfile class object
810
+ :exception PyCMSError:
811
+ """
812
+
813
+ if colorSpace not in ["LAB", "XYZ", "sRGB"]:
814
+ msg = (
815
+ f"Color space not supported for on-the-fly profile creation ({colorSpace})"
816
+ )
817
+ raise PyCMSError(msg)
818
+
819
+ if colorSpace == "LAB":
820
+ try:
821
+ colorTemp = float(colorTemp)
822
+ except (TypeError, ValueError) as e:
823
+ msg = f'Color temperature must be numeric, "{colorTemp}" not valid'
824
+ raise PyCMSError(msg) from e
825
+
826
+ try:
827
+ return core.createProfile(colorSpace, colorTemp)
828
+ except (TypeError, ValueError) as v:
829
+ raise PyCMSError(v) from v
830
+
831
+
832
+ def getProfileName(profile: _CmsProfileCompatible) -> str:
833
+ """
834
+
835
+ (pyCMS) Gets the internal product name for the given profile.
836
+
837
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile,
838
+ a :exc:`PyCMSError` is raised If an error occurs while trying
839
+ to obtain the name tag, a :exc:`PyCMSError` is raised.
840
+
841
+ Use this function to obtain the INTERNAL name of the profile (stored
842
+ in an ICC tag in the profile itself), usually the one used when the
843
+ profile was originally created. Sometimes this tag also contains
844
+ additional information supplied by the creator.
845
+
846
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
847
+ filename of an ICC profile.
848
+ :returns: A string containing the internal name of the profile as stored
849
+ in an ICC tag.
850
+ :exception PyCMSError:
851
+ """
852
+
853
+ try:
854
+ # add an extra newline to preserve pyCMS compatibility
855
+ if not isinstance(profile, ImageCmsProfile):
856
+ profile = ImageCmsProfile(profile)
857
+ # do it in python, not c.
858
+ # // name was "%s - %s" (model, manufacturer) || Description ,
859
+ # // but if the Model and Manufacturer were the same or the model
860
+ # // was long, Just the model, in 1.x
861
+ model = profile.profile.model
862
+ manufacturer = profile.profile.manufacturer
863
+
864
+ if not (model or manufacturer):
865
+ return (profile.profile.profile_description or "") + "\n"
866
+ if not manufacturer or (model and len(model) > 30):
867
+ return f"{model}\n"
868
+ return f"{model} - {manufacturer}\n"
869
+
870
+ except (AttributeError, OSError, TypeError, ValueError) as v:
871
+ raise PyCMSError(v) from v
872
+
873
+
874
+ def getProfileInfo(profile: _CmsProfileCompatible) -> str:
875
+ """
876
+ (pyCMS) Gets the internal product information for the given profile.
877
+
878
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile,
879
+ a :exc:`PyCMSError` is raised.
880
+
881
+ If an error occurs while trying to obtain the info tag,
882
+ a :exc:`PyCMSError` is raised.
883
+
884
+ Use this function to obtain the information stored in the profile's
885
+ info tag. This often contains details about the profile, and how it
886
+ was created, as supplied by the creator.
887
+
888
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
889
+ filename of an ICC profile.
890
+ :returns: A string containing the internal profile information stored in
891
+ an ICC tag.
892
+ :exception PyCMSError:
893
+ """
894
+
895
+ try:
896
+ if not isinstance(profile, ImageCmsProfile):
897
+ profile = ImageCmsProfile(profile)
898
+ # add an extra newline to preserve pyCMS compatibility
899
+ # Python, not C. the white point bits weren't working well,
900
+ # so skipping.
901
+ # info was description \r\n\r\n copyright \r\n\r\n K007 tag \r\n\r\n whitepoint
902
+ description = profile.profile.profile_description
903
+ cpright = profile.profile.copyright
904
+ elements = [element for element in (description, cpright) if element]
905
+ return "\r\n\r\n".join(elements) + "\r\n\r\n"
906
+
907
+ except (AttributeError, OSError, TypeError, ValueError) as v:
908
+ raise PyCMSError(v) from v
909
+
910
+
911
+ def getProfileCopyright(profile: _CmsProfileCompatible) -> str:
912
+ """
913
+ (pyCMS) Gets the copyright for the given profile.
914
+
915
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile, a
916
+ :exc:`PyCMSError` is raised.
917
+
918
+ If an error occurs while trying to obtain the copyright tag,
919
+ a :exc:`PyCMSError` is raised.
920
+
921
+ Use this function to obtain the information stored in the profile's
922
+ copyright tag.
923
+
924
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
925
+ filename of an ICC profile.
926
+ :returns: A string containing the internal profile information stored in
927
+ an ICC tag.
928
+ :exception PyCMSError:
929
+ """
930
+ try:
931
+ # add an extra newline to preserve pyCMS compatibility
932
+ if not isinstance(profile, ImageCmsProfile):
933
+ profile = ImageCmsProfile(profile)
934
+ return (profile.profile.copyright or "") + "\n"
935
+ except (AttributeError, OSError, TypeError, ValueError) as v:
936
+ raise PyCMSError(v) from v
937
+
938
+
939
+ def getProfileManufacturer(profile: _CmsProfileCompatible) -> str:
940
+ """
941
+ (pyCMS) Gets the manufacturer for the given profile.
942
+
943
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile, a
944
+ :exc:`PyCMSError` is raised.
945
+
946
+ If an error occurs while trying to obtain the manufacturer tag, a
947
+ :exc:`PyCMSError` is raised.
948
+
949
+ Use this function to obtain the information stored in the profile's
950
+ manufacturer tag.
951
+
952
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
953
+ filename of an ICC profile.
954
+ :returns: A string containing the internal profile information stored in
955
+ an ICC tag.
956
+ :exception PyCMSError:
957
+ """
958
+ try:
959
+ # add an extra newline to preserve pyCMS compatibility
960
+ if not isinstance(profile, ImageCmsProfile):
961
+ profile = ImageCmsProfile(profile)
962
+ return (profile.profile.manufacturer or "") + "\n"
963
+ except (AttributeError, OSError, TypeError, ValueError) as v:
964
+ raise PyCMSError(v) from v
965
+
966
+
967
+ def getProfileModel(profile: _CmsProfileCompatible) -> str:
968
+ """
969
+ (pyCMS) Gets the model for the given profile.
970
+
971
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile, a
972
+ :exc:`PyCMSError` is raised.
973
+
974
+ If an error occurs while trying to obtain the model tag,
975
+ a :exc:`PyCMSError` is raised.
976
+
977
+ Use this function to obtain the information stored in the profile's
978
+ model tag.
979
+
980
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
981
+ filename of an ICC profile.
982
+ :returns: A string containing the internal profile information stored in
983
+ an ICC tag.
984
+ :exception PyCMSError:
985
+ """
986
+
987
+ try:
988
+ # add an extra newline to preserve pyCMS compatibility
989
+ if not isinstance(profile, ImageCmsProfile):
990
+ profile = ImageCmsProfile(profile)
991
+ return (profile.profile.model or "") + "\n"
992
+ except (AttributeError, OSError, TypeError, ValueError) as v:
993
+ raise PyCMSError(v) from v
994
+
995
+
996
+ def getProfileDescription(profile: _CmsProfileCompatible) -> str:
997
+ """
998
+ (pyCMS) Gets the description for the given profile.
999
+
1000
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile, a
1001
+ :exc:`PyCMSError` is raised.
1002
+
1003
+ If an error occurs while trying to obtain the description tag,
1004
+ a :exc:`PyCMSError` is raised.
1005
+
1006
+ Use this function to obtain the information stored in the profile's
1007
+ description tag.
1008
+
1009
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
1010
+ filename of an ICC profile.
1011
+ :returns: A string containing the internal profile information stored in an
1012
+ ICC tag.
1013
+ :exception PyCMSError:
1014
+ """
1015
+
1016
+ try:
1017
+ # add an extra newline to preserve pyCMS compatibility
1018
+ if not isinstance(profile, ImageCmsProfile):
1019
+ profile = ImageCmsProfile(profile)
1020
+ return (profile.profile.profile_description or "") + "\n"
1021
+ except (AttributeError, OSError, TypeError, ValueError) as v:
1022
+ raise PyCMSError(v) from v
1023
+
1024
+
1025
+ def getDefaultIntent(profile: _CmsProfileCompatible) -> int:
1026
+ """
1027
+ (pyCMS) Gets the default intent name for the given profile.
1028
+
1029
+ If ``profile`` isn't a valid CmsProfile object or filename to a profile, a
1030
+ :exc:`PyCMSError` is raised.
1031
+
1032
+ If an error occurs while trying to obtain the default intent, a
1033
+ :exc:`PyCMSError` is raised.
1034
+
1035
+ Use this function to determine the default (and usually best optimized)
1036
+ rendering intent for this profile. Most profiles support multiple
1037
+ rendering intents, but are intended mostly for one type of conversion.
1038
+ If you wish to use a different intent than returned, use
1039
+ ImageCms.isIntentSupported() to verify it will work first.
1040
+
1041
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
1042
+ filename of an ICC profile.
1043
+ :returns: Integer 0-3 specifying the default rendering intent for this
1044
+ profile.
1045
+
1046
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
1047
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
1048
+ ImageCms.Intent.SATURATION = 2
1049
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
1050
+
1051
+ see the pyCMS documentation for details on rendering intents and what
1052
+ they do.
1053
+ :exception PyCMSError:
1054
+ """
1055
+
1056
+ try:
1057
+ if not isinstance(profile, ImageCmsProfile):
1058
+ profile = ImageCmsProfile(profile)
1059
+ return profile.profile.rendering_intent
1060
+ except (AttributeError, OSError, TypeError, ValueError) as v:
1061
+ raise PyCMSError(v) from v
1062
+
1063
+
1064
+ def isIntentSupported(
1065
+ profile: _CmsProfileCompatible, intent: Intent, direction: Direction
1066
+ ) -> Literal[-1, 1]:
1067
+ """
1068
+ (pyCMS) Checks if a given intent is supported.
1069
+
1070
+ Use this function to verify that you can use your desired
1071
+ ``intent`` with ``profile``, and that ``profile`` can be used for the
1072
+ input/output/proof profile as you desire.
1073
+
1074
+ Some profiles are created specifically for one "direction", can cannot
1075
+ be used for others. Some profiles can only be used for certain
1076
+ rendering intents, so it's best to either verify this before trying
1077
+ to create a transform with them (using this function), or catch the
1078
+ potential :exc:`PyCMSError` that will occur if they don't
1079
+ support the modes you select.
1080
+
1081
+ :param profile: EITHER a valid CmsProfile object, OR a string of the
1082
+ filename of an ICC profile.
1083
+ :param intent: Integer (0-3) specifying the rendering intent you wish to
1084
+ use with this profile
1085
+
1086
+ ImageCms.Intent.PERCEPTUAL = 0 (DEFAULT)
1087
+ ImageCms.Intent.RELATIVE_COLORIMETRIC = 1
1088
+ ImageCms.Intent.SATURATION = 2
1089
+ ImageCms.Intent.ABSOLUTE_COLORIMETRIC = 3
1090
+
1091
+ see the pyCMS documentation for details on rendering intents and what
1092
+ they do.
1093
+ :param direction: Integer specifying if the profile is to be used for
1094
+ input, output, or proof
1095
+
1096
+ INPUT = 0 (or use ImageCms.Direction.INPUT)
1097
+ OUTPUT = 1 (or use ImageCms.Direction.OUTPUT)
1098
+ PROOF = 2 (or use ImageCms.Direction.PROOF)
1099
+
1100
+ :returns: 1 if the intent/direction are supported, -1 if they are not.
1101
+ :exception PyCMSError:
1102
+ """
1103
+
1104
+ try:
1105
+ if not isinstance(profile, ImageCmsProfile):
1106
+ profile = ImageCmsProfile(profile)
1107
+ # FIXME: I get different results for the same data w. different
1108
+ # compilers. Bug in LittleCMS or in the binding?
1109
+ if profile.profile.is_intent_supported(intent, direction):
1110
+ return 1
1111
+ else:
1112
+ return -1
1113
+ except (AttributeError, OSError, TypeError, ValueError) as v:
1114
+ raise PyCMSError(v) from v
1115
+
1116
+
1117
+ def versions() -> tuple[str, str | None, str, str]:
1118
+ """
1119
+ (pyCMS) Fetches versions.
1120
+ """
1121
+
1122
+ deprecate(
1123
+ "PIL.ImageCms.versions()",
1124
+ 12,
1125
+ '(PIL.features.version("littlecms2"), sys.version, PIL.__version__)',
1126
+ )
1127
+ return _VERSION, core.littlecms_version, sys.version.split()[0], __version__
MLPY/Lib/site-packages/PIL/ImageColor.py ADDED
@@ -0,0 +1,320 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # map CSS3-style colour description strings to RGB
6
+ #
7
+ # History:
8
+ # 2002-10-24 fl Added support for CSS-style color strings
9
+ # 2002-12-15 fl Added RGBA support
10
+ # 2004-03-27 fl Fixed remaining int() problems for Python 1.5.2
11
+ # 2004-07-19 fl Fixed gray/grey spelling issues
12
+ # 2009-03-05 fl Fixed rounding error in grayscale calculation
13
+ #
14
+ # Copyright (c) 2002-2004 by Secret Labs AB
15
+ # Copyright (c) 2002-2004 by Fredrik Lundh
16
+ #
17
+ # See the README file for information on usage and redistribution.
18
+ #
19
+ from __future__ import annotations
20
+
21
+ import re
22
+ from functools import lru_cache
23
+
24
+ from . import Image
25
+
26
+
27
+ @lru_cache
28
+ def getrgb(color: str) -> tuple[int, int, int] | tuple[int, int, int, int]:
29
+ """
30
+ Convert a color string to an RGB or RGBA tuple. If the string cannot be
31
+ parsed, this function raises a :py:exc:`ValueError` exception.
32
+
33
+ .. versionadded:: 1.1.4
34
+
35
+ :param color: A color string
36
+ :return: ``(red, green, blue[, alpha])``
37
+ """
38
+ if len(color) > 100:
39
+ msg = "color specifier is too long"
40
+ raise ValueError(msg)
41
+ color = color.lower()
42
+
43
+ rgb = colormap.get(color, None)
44
+ if rgb:
45
+ if isinstance(rgb, tuple):
46
+ return rgb
47
+ rgb_tuple = getrgb(rgb)
48
+ assert len(rgb_tuple) == 3
49
+ colormap[color] = rgb_tuple
50
+ return rgb_tuple
51
+
52
+ # check for known string formats
53
+ if re.match("#[a-f0-9]{3}$", color):
54
+ return int(color[1] * 2, 16), int(color[2] * 2, 16), int(color[3] * 2, 16)
55
+
56
+ if re.match("#[a-f0-9]{4}$", color):
57
+ return (
58
+ int(color[1] * 2, 16),
59
+ int(color[2] * 2, 16),
60
+ int(color[3] * 2, 16),
61
+ int(color[4] * 2, 16),
62
+ )
63
+
64
+ if re.match("#[a-f0-9]{6}$", color):
65
+ return int(color[1:3], 16), int(color[3:5], 16), int(color[5:7], 16)
66
+
67
+ if re.match("#[a-f0-9]{8}$", color):
68
+ return (
69
+ int(color[1:3], 16),
70
+ int(color[3:5], 16),
71
+ int(color[5:7], 16),
72
+ int(color[7:9], 16),
73
+ )
74
+
75
+ m = re.match(r"rgb\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$", color)
76
+ if m:
77
+ return int(m.group(1)), int(m.group(2)), int(m.group(3))
78
+
79
+ m = re.match(r"rgb\(\s*(\d+)%\s*,\s*(\d+)%\s*,\s*(\d+)%\s*\)$", color)
80
+ if m:
81
+ return (
82
+ int((int(m.group(1)) * 255) / 100.0 + 0.5),
83
+ int((int(m.group(2)) * 255) / 100.0 + 0.5),
84
+ int((int(m.group(3)) * 255) / 100.0 + 0.5),
85
+ )
86
+
87
+ m = re.match(
88
+ r"hsl\(\s*(\d+\.?\d*)\s*,\s*(\d+\.?\d*)%\s*,\s*(\d+\.?\d*)%\s*\)$", color
89
+ )
90
+ if m:
91
+ from colorsys import hls_to_rgb
92
+
93
+ rgb_floats = hls_to_rgb(
94
+ float(m.group(1)) / 360.0,
95
+ float(m.group(3)) / 100.0,
96
+ float(m.group(2)) / 100.0,
97
+ )
98
+ return (
99
+ int(rgb_floats[0] * 255 + 0.5),
100
+ int(rgb_floats[1] * 255 + 0.5),
101
+ int(rgb_floats[2] * 255 + 0.5),
102
+ )
103
+
104
+ m = re.match(
105
+ r"hs[bv]\(\s*(\d+\.?\d*)\s*,\s*(\d+\.?\d*)%\s*,\s*(\d+\.?\d*)%\s*\)$", color
106
+ )
107
+ if m:
108
+ from colorsys import hsv_to_rgb
109
+
110
+ rgb_floats = hsv_to_rgb(
111
+ float(m.group(1)) / 360.0,
112
+ float(m.group(2)) / 100.0,
113
+ float(m.group(3)) / 100.0,
114
+ )
115
+ return (
116
+ int(rgb_floats[0] * 255 + 0.5),
117
+ int(rgb_floats[1] * 255 + 0.5),
118
+ int(rgb_floats[2] * 255 + 0.5),
119
+ )
120
+
121
+ m = re.match(r"rgba\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$", color)
122
+ if m:
123
+ return int(m.group(1)), int(m.group(2)), int(m.group(3)), int(m.group(4))
124
+ msg = f"unknown color specifier: {repr(color)}"
125
+ raise ValueError(msg)
126
+
127
+
128
+ @lru_cache
129
+ def getcolor(color: str, mode: str) -> int | tuple[int, ...]:
130
+ """
131
+ Same as :py:func:`~PIL.ImageColor.getrgb` for most modes. However, if
132
+ ``mode`` is HSV, converts the RGB value to a HSV value, or if ``mode`` is
133
+ not color or a palette image, converts the RGB value to a grayscale value.
134
+ If the string cannot be parsed, this function raises a :py:exc:`ValueError`
135
+ exception.
136
+
137
+ .. versionadded:: 1.1.4
138
+
139
+ :param color: A color string
140
+ :param mode: Convert result to this mode
141
+ :return: ``graylevel, (graylevel, alpha) or (red, green, blue[, alpha])``
142
+ """
143
+ # same as getrgb, but converts the result to the given mode
144
+ rgb, alpha = getrgb(color), 255
145
+ if len(rgb) == 4:
146
+ alpha = rgb[3]
147
+ rgb = rgb[:3]
148
+
149
+ if mode == "HSV":
150
+ from colorsys import rgb_to_hsv
151
+
152
+ r, g, b = rgb
153
+ h, s, v = rgb_to_hsv(r / 255, g / 255, b / 255)
154
+ return int(h * 255), int(s * 255), int(v * 255)
155
+ elif Image.getmodebase(mode) == "L":
156
+ r, g, b = rgb
157
+ # ITU-R Recommendation 601-2 for nonlinear RGB
158
+ # scaled to 24 bits to match the convert's implementation.
159
+ graylevel = (r * 19595 + g * 38470 + b * 7471 + 0x8000) >> 16
160
+ if mode[-1] == "A":
161
+ return graylevel, alpha
162
+ return graylevel
163
+ elif mode[-1] == "A":
164
+ return rgb + (alpha,)
165
+ return rgb
166
+
167
+
168
+ colormap: dict[str, str | tuple[int, int, int]] = {
169
+ # X11 colour table from https://drafts.csswg.org/css-color-4/, with
170
+ # gray/grey spelling issues fixed. This is a superset of HTML 4.0
171
+ # colour names used in CSS 1.
172
+ "aliceblue": "#f0f8ff",
173
+ "antiquewhite": "#faebd7",
174
+ "aqua": "#00ffff",
175
+ "aquamarine": "#7fffd4",
176
+ "azure": "#f0ffff",
177
+ "beige": "#f5f5dc",
178
+ "bisque": "#ffe4c4",
179
+ "black": "#000000",
180
+ "blanchedalmond": "#ffebcd",
181
+ "blue": "#0000ff",
182
+ "blueviolet": "#8a2be2",
183
+ "brown": "#a52a2a",
184
+ "burlywood": "#deb887",
185
+ "cadetblue": "#5f9ea0",
186
+ "chartreuse": "#7fff00",
187
+ "chocolate": "#d2691e",
188
+ "coral": "#ff7f50",
189
+ "cornflowerblue": "#6495ed",
190
+ "cornsilk": "#fff8dc",
191
+ "crimson": "#dc143c",
192
+ "cyan": "#00ffff",
193
+ "darkblue": "#00008b",
194
+ "darkcyan": "#008b8b",
195
+ "darkgoldenrod": "#b8860b",
196
+ "darkgray": "#a9a9a9",
197
+ "darkgrey": "#a9a9a9",
198
+ "darkgreen": "#006400",
199
+ "darkkhaki": "#bdb76b",
200
+ "darkmagenta": "#8b008b",
201
+ "darkolivegreen": "#556b2f",
202
+ "darkorange": "#ff8c00",
203
+ "darkorchid": "#9932cc",
204
+ "darkred": "#8b0000",
205
+ "darksalmon": "#e9967a",
206
+ "darkseagreen": "#8fbc8f",
207
+ "darkslateblue": "#483d8b",
208
+ "darkslategray": "#2f4f4f",
209
+ "darkslategrey": "#2f4f4f",
210
+ "darkturquoise": "#00ced1",
211
+ "darkviolet": "#9400d3",
212
+ "deeppink": "#ff1493",
213
+ "deepskyblue": "#00bfff",
214
+ "dimgray": "#696969",
215
+ "dimgrey": "#696969",
216
+ "dodgerblue": "#1e90ff",
217
+ "firebrick": "#b22222",
218
+ "floralwhite": "#fffaf0",
219
+ "forestgreen": "#228b22",
220
+ "fuchsia": "#ff00ff",
221
+ "gainsboro": "#dcdcdc",
222
+ "ghostwhite": "#f8f8ff",
223
+ "gold": "#ffd700",
224
+ "goldenrod": "#daa520",
225
+ "gray": "#808080",
226
+ "grey": "#808080",
227
+ "green": "#008000",
228
+ "greenyellow": "#adff2f",
229
+ "honeydew": "#f0fff0",
230
+ "hotpink": "#ff69b4",
231
+ "indianred": "#cd5c5c",
232
+ "indigo": "#4b0082",
233
+ "ivory": "#fffff0",
234
+ "khaki": "#f0e68c",
235
+ "lavender": "#e6e6fa",
236
+ "lavenderblush": "#fff0f5",
237
+ "lawngreen": "#7cfc00",
238
+ "lemonchiffon": "#fffacd",
239
+ "lightblue": "#add8e6",
240
+ "lightcoral": "#f08080",
241
+ "lightcyan": "#e0ffff",
242
+ "lightgoldenrodyellow": "#fafad2",
243
+ "lightgreen": "#90ee90",
244
+ "lightgray": "#d3d3d3",
245
+ "lightgrey": "#d3d3d3",
246
+ "lightpink": "#ffb6c1",
247
+ "lightsalmon": "#ffa07a",
248
+ "lightseagreen": "#20b2aa",
249
+ "lightskyblue": "#87cefa",
250
+ "lightslategray": "#778899",
251
+ "lightslategrey": "#778899",
252
+ "lightsteelblue": "#b0c4de",
253
+ "lightyellow": "#ffffe0",
254
+ "lime": "#00ff00",
255
+ "limegreen": "#32cd32",
256
+ "linen": "#faf0e6",
257
+ "magenta": "#ff00ff",
258
+ "maroon": "#800000",
259
+ "mediumaquamarine": "#66cdaa",
260
+ "mediumblue": "#0000cd",
261
+ "mediumorchid": "#ba55d3",
262
+ "mediumpurple": "#9370db",
263
+ "mediumseagreen": "#3cb371",
264
+ "mediumslateblue": "#7b68ee",
265
+ "mediumspringgreen": "#00fa9a",
266
+ "mediumturquoise": "#48d1cc",
267
+ "mediumvioletred": "#c71585",
268
+ "midnightblue": "#191970",
269
+ "mintcream": "#f5fffa",
270
+ "mistyrose": "#ffe4e1",
271
+ "moccasin": "#ffe4b5",
272
+ "navajowhite": "#ffdead",
273
+ "navy": "#000080",
274
+ "oldlace": "#fdf5e6",
275
+ "olive": "#808000",
276
+ "olivedrab": "#6b8e23",
277
+ "orange": "#ffa500",
278
+ "orangered": "#ff4500",
279
+ "orchid": "#da70d6",
280
+ "palegoldenrod": "#eee8aa",
281
+ "palegreen": "#98fb98",
282
+ "paleturquoise": "#afeeee",
283
+ "palevioletred": "#db7093",
284
+ "papayawhip": "#ffefd5",
285
+ "peachpuff": "#ffdab9",
286
+ "peru": "#cd853f",
287
+ "pink": "#ffc0cb",
288
+ "plum": "#dda0dd",
289
+ "powderblue": "#b0e0e6",
290
+ "purple": "#800080",
291
+ "rebeccapurple": "#663399",
292
+ "red": "#ff0000",
293
+ "rosybrown": "#bc8f8f",
294
+ "royalblue": "#4169e1",
295
+ "saddlebrown": "#8b4513",
296
+ "salmon": "#fa8072",
297
+ "sandybrown": "#f4a460",
298
+ "seagreen": "#2e8b57",
299
+ "seashell": "#fff5ee",
300
+ "sienna": "#a0522d",
301
+ "silver": "#c0c0c0",
302
+ "skyblue": "#87ceeb",
303
+ "slateblue": "#6a5acd",
304
+ "slategray": "#708090",
305
+ "slategrey": "#708090",
306
+ "snow": "#fffafa",
307
+ "springgreen": "#00ff7f",
308
+ "steelblue": "#4682b4",
309
+ "tan": "#d2b48c",
310
+ "teal": "#008080",
311
+ "thistle": "#d8bfd8",
312
+ "tomato": "#ff6347",
313
+ "turquoise": "#40e0d0",
314
+ "violet": "#ee82ee",
315
+ "wheat": "#f5deb3",
316
+ "white": "#ffffff",
317
+ "whitesmoke": "#f5f5f5",
318
+ "yellow": "#ffff00",
319
+ "yellowgreen": "#9acd32",
320
+ }
MLPY/Lib/site-packages/PIL/ImageDraw.py ADDED
@@ -0,0 +1,1206 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # drawing interface operations
6
+ #
7
+ # History:
8
+ # 1996-04-13 fl Created (experimental)
9
+ # 1996-08-07 fl Filled polygons, ellipses.
10
+ # 1996-08-13 fl Added text support
11
+ # 1998-06-28 fl Handle I and F images
12
+ # 1998-12-29 fl Added arc; use arc primitive to draw ellipses
13
+ # 1999-01-10 fl Added shape stuff (experimental)
14
+ # 1999-02-06 fl Added bitmap support
15
+ # 1999-02-11 fl Changed all primitives to take options
16
+ # 1999-02-20 fl Fixed backwards compatibility
17
+ # 2000-10-12 fl Copy on write, when necessary
18
+ # 2001-02-18 fl Use default ink for bitmap/text also in fill mode
19
+ # 2002-10-24 fl Added support for CSS-style color strings
20
+ # 2002-12-10 fl Added experimental support for RGBA-on-RGB drawing
21
+ # 2002-12-11 fl Refactored low-level drawing API (work in progress)
22
+ # 2004-08-26 fl Made Draw() a factory function, added getdraw() support
23
+ # 2004-09-04 fl Added width support to line primitive
24
+ # 2004-09-10 fl Added font mode handling
25
+ # 2006-06-19 fl Added font bearing support (getmask2)
26
+ #
27
+ # Copyright (c) 1997-2006 by Secret Labs AB
28
+ # Copyright (c) 1996-2006 by Fredrik Lundh
29
+ #
30
+ # See the README file for information on usage and redistribution.
31
+ #
32
+ from __future__ import annotations
33
+
34
+ import math
35
+ import numbers
36
+ import struct
37
+ from types import ModuleType
38
+ from typing import TYPE_CHECKING, AnyStr, Callable, List, Sequence, Tuple, Union, cast
39
+
40
+ from . import Image, ImageColor
41
+ from ._deprecate import deprecate
42
+ from ._typing import Coords
43
+
44
+ # experimental access to the outline API
45
+ Outline: Callable[[], Image.core._Outline] | None
46
+ try:
47
+ Outline = Image.core.outline
48
+ except AttributeError:
49
+ Outline = None
50
+
51
+ if TYPE_CHECKING:
52
+ from . import ImageDraw2, ImageFont
53
+
54
+ _Ink = Union[float, Tuple[int, ...], str]
55
+
56
+ """
57
+ A simple 2D drawing interface for PIL images.
58
+ <p>
59
+ Application code should use the <b>Draw</b> factory, instead of
60
+ directly.
61
+ """
62
+
63
+
64
+ class ImageDraw:
65
+ font: (
66
+ ImageFont.ImageFont | ImageFont.FreeTypeFont | ImageFont.TransposedFont | None
67
+ ) = None
68
+
69
+ def __init__(self, im: Image.Image, mode: str | None = None) -> None:
70
+ """
71
+ Create a drawing instance.
72
+
73
+ :param im: The image to draw in.
74
+ :param mode: Optional mode to use for color values. For RGB
75
+ images, this argument can be RGB or RGBA (to blend the
76
+ drawing into the image). For all other modes, this argument
77
+ must be the same as the image mode. If omitted, the mode
78
+ defaults to the mode of the image.
79
+ """
80
+ im.load()
81
+ if im.readonly:
82
+ im._copy() # make it writeable
83
+ blend = 0
84
+ if mode is None:
85
+ mode = im.mode
86
+ if mode != im.mode:
87
+ if mode == "RGBA" and im.mode == "RGB":
88
+ blend = 1
89
+ else:
90
+ msg = "mode mismatch"
91
+ raise ValueError(msg)
92
+ if mode == "P":
93
+ self.palette = im.palette
94
+ else:
95
+ self.palette = None
96
+ self._image = im
97
+ self.im = im.im
98
+ self.draw = Image.core.draw(self.im, blend)
99
+ self.mode = mode
100
+ if mode in ("I", "F"):
101
+ self.ink = self.draw.draw_ink(1)
102
+ else:
103
+ self.ink = self.draw.draw_ink(-1)
104
+ if mode in ("1", "P", "I", "F"):
105
+ # FIXME: fix Fill2 to properly support matte for I+F images
106
+ self.fontmode = "1"
107
+ else:
108
+ self.fontmode = "L" # aliasing is okay for other modes
109
+ self.fill = False
110
+
111
+ def getfont(
112
+ self,
113
+ ) -> ImageFont.ImageFont | ImageFont.FreeTypeFont | ImageFont.TransposedFont:
114
+ """
115
+ Get the current default font.
116
+
117
+ To set the default font for this ImageDraw instance::
118
+
119
+ from PIL import ImageDraw, ImageFont
120
+ draw.font = ImageFont.truetype("Tests/fonts/FreeMono.ttf")
121
+
122
+ To set the default font for all future ImageDraw instances::
123
+
124
+ from PIL import ImageDraw, ImageFont
125
+ ImageDraw.ImageDraw.font = ImageFont.truetype("Tests/fonts/FreeMono.ttf")
126
+
127
+ If the current default font is ``None``,
128
+ it is initialized with ``ImageFont.load_default()``.
129
+
130
+ :returns: An image font."""
131
+ if not self.font:
132
+ # FIXME: should add a font repository
133
+ from . import ImageFont
134
+
135
+ self.font = ImageFont.load_default()
136
+ return self.font
137
+
138
+ def _getfont(
139
+ self, font_size: float | None
140
+ ) -> ImageFont.ImageFont | ImageFont.FreeTypeFont | ImageFont.TransposedFont:
141
+ if font_size is not None:
142
+ from . import ImageFont
143
+
144
+ return ImageFont.load_default(font_size)
145
+ else:
146
+ return self.getfont()
147
+
148
+ def _getink(
149
+ self, ink: _Ink | None, fill: _Ink | None = None
150
+ ) -> tuple[int | None, int | None]:
151
+ result_ink = None
152
+ result_fill = None
153
+ if ink is None and fill is None:
154
+ if self.fill:
155
+ result_fill = self.ink
156
+ else:
157
+ result_ink = self.ink
158
+ else:
159
+ if ink is not None:
160
+ if isinstance(ink, str):
161
+ ink = ImageColor.getcolor(ink, self.mode)
162
+ if self.palette and not isinstance(ink, numbers.Number):
163
+ ink = self.palette.getcolor(ink, self._image)
164
+ result_ink = self.draw.draw_ink(ink)
165
+ if fill is not None:
166
+ if isinstance(fill, str):
167
+ fill = ImageColor.getcolor(fill, self.mode)
168
+ if self.palette and not isinstance(fill, numbers.Number):
169
+ fill = self.palette.getcolor(fill, self._image)
170
+ result_fill = self.draw.draw_ink(fill)
171
+ return result_ink, result_fill
172
+
173
+ def arc(
174
+ self,
175
+ xy: Coords,
176
+ start: float,
177
+ end: float,
178
+ fill: _Ink | None = None,
179
+ width: int = 1,
180
+ ) -> None:
181
+ """Draw an arc."""
182
+ ink, fill = self._getink(fill)
183
+ if ink is not None:
184
+ self.draw.draw_arc(xy, start, end, ink, width)
185
+
186
+ def bitmap(
187
+ self, xy: Sequence[int], bitmap: Image.Image, fill: _Ink | None = None
188
+ ) -> None:
189
+ """Draw a bitmap."""
190
+ bitmap.load()
191
+ ink, fill = self._getink(fill)
192
+ if ink is None:
193
+ ink = fill
194
+ if ink is not None:
195
+ self.draw.draw_bitmap(xy, bitmap.im, ink)
196
+
197
+ def chord(
198
+ self,
199
+ xy: Coords,
200
+ start: float,
201
+ end: float,
202
+ fill: _Ink | None = None,
203
+ outline: _Ink | None = None,
204
+ width: int = 1,
205
+ ) -> None:
206
+ """Draw a chord."""
207
+ ink, fill_ink = self._getink(outline, fill)
208
+ if fill_ink is not None:
209
+ self.draw.draw_chord(xy, start, end, fill_ink, 1)
210
+ if ink is not None and ink != fill_ink and width != 0:
211
+ self.draw.draw_chord(xy, start, end, ink, 0, width)
212
+
213
+ def ellipse(
214
+ self,
215
+ xy: Coords,
216
+ fill: _Ink | None = None,
217
+ outline: _Ink | None = None,
218
+ width: int = 1,
219
+ ) -> None:
220
+ """Draw an ellipse."""
221
+ ink, fill_ink = self._getink(outline, fill)
222
+ if fill_ink is not None:
223
+ self.draw.draw_ellipse(xy, fill_ink, 1)
224
+ if ink is not None and ink != fill_ink and width != 0:
225
+ self.draw.draw_ellipse(xy, ink, 0, width)
226
+
227
+ def circle(
228
+ self,
229
+ xy: Sequence[float],
230
+ radius: float,
231
+ fill: _Ink | None = None,
232
+ outline: _Ink | None = None,
233
+ width: int = 1,
234
+ ) -> None:
235
+ """Draw a circle given center coordinates and a radius."""
236
+ ellipse_xy = (xy[0] - radius, xy[1] - radius, xy[0] + radius, xy[1] + radius)
237
+ self.ellipse(ellipse_xy, fill, outline, width)
238
+
239
+ def line(
240
+ self,
241
+ xy: Coords,
242
+ fill: _Ink | None = None,
243
+ width: int = 0,
244
+ joint: str | None = None,
245
+ ) -> None:
246
+ """Draw a line, or a connected sequence of line segments."""
247
+ ink = self._getink(fill)[0]
248
+ if ink is not None:
249
+ self.draw.draw_lines(xy, ink, width)
250
+ if joint == "curve" and width > 4:
251
+ points: Sequence[Sequence[float]]
252
+ if isinstance(xy[0], (list, tuple)):
253
+ points = cast(Sequence[Sequence[float]], xy)
254
+ else:
255
+ points = [
256
+ cast(Sequence[float], tuple(xy[i : i + 2]))
257
+ for i in range(0, len(xy), 2)
258
+ ]
259
+ for i in range(1, len(points) - 1):
260
+ point = points[i]
261
+ angles = [
262
+ math.degrees(math.atan2(end[0] - start[0], start[1] - end[1]))
263
+ % 360
264
+ for start, end in (
265
+ (points[i - 1], point),
266
+ (point, points[i + 1]),
267
+ )
268
+ ]
269
+ if angles[0] == angles[1]:
270
+ # This is a straight line, so no joint is required
271
+ continue
272
+
273
+ def coord_at_angle(
274
+ coord: Sequence[float], angle: float
275
+ ) -> tuple[float, ...]:
276
+ x, y = coord
277
+ angle -= 90
278
+ distance = width / 2 - 1
279
+ return tuple(
280
+ p + (math.floor(p_d) if p_d > 0 else math.ceil(p_d))
281
+ for p, p_d in (
282
+ (x, distance * math.cos(math.radians(angle))),
283
+ (y, distance * math.sin(math.radians(angle))),
284
+ )
285
+ )
286
+
287
+ flipped = (
288
+ angles[1] > angles[0] and angles[1] - 180 > angles[0]
289
+ ) or (angles[1] < angles[0] and angles[1] + 180 > angles[0])
290
+ coords = [
291
+ (point[0] - width / 2 + 1, point[1] - width / 2 + 1),
292
+ (point[0] + width / 2 - 1, point[1] + width / 2 - 1),
293
+ ]
294
+ if flipped:
295
+ start, end = (angles[1] + 90, angles[0] + 90)
296
+ else:
297
+ start, end = (angles[0] - 90, angles[1] - 90)
298
+ self.pieslice(coords, start - 90, end - 90, fill)
299
+
300
+ if width > 8:
301
+ # Cover potential gaps between the line and the joint
302
+ if flipped:
303
+ gap_coords = [
304
+ coord_at_angle(point, angles[0] + 90),
305
+ point,
306
+ coord_at_angle(point, angles[1] + 90),
307
+ ]
308
+ else:
309
+ gap_coords = [
310
+ coord_at_angle(point, angles[0] - 90),
311
+ point,
312
+ coord_at_angle(point, angles[1] - 90),
313
+ ]
314
+ self.line(gap_coords, fill, width=3)
315
+
316
+ def shape(
317
+ self,
318
+ shape: Image.core._Outline,
319
+ fill: _Ink | None = None,
320
+ outline: _Ink | None = None,
321
+ ) -> None:
322
+ """(Experimental) Draw a shape."""
323
+ shape.close()
324
+ ink, fill_ink = self._getink(outline, fill)
325
+ if fill_ink is not None:
326
+ self.draw.draw_outline(shape, fill_ink, 1)
327
+ if ink is not None and ink != fill_ink:
328
+ self.draw.draw_outline(shape, ink, 0)
329
+
330
+ def pieslice(
331
+ self,
332
+ xy: Coords,
333
+ start: float,
334
+ end: float,
335
+ fill: _Ink | None = None,
336
+ outline: _Ink | None = None,
337
+ width: int = 1,
338
+ ) -> None:
339
+ """Draw a pieslice."""
340
+ ink, fill_ink = self._getink(outline, fill)
341
+ if fill_ink is not None:
342
+ self.draw.draw_pieslice(xy, start, end, fill_ink, 1)
343
+ if ink is not None and ink != fill_ink and width != 0:
344
+ self.draw.draw_pieslice(xy, start, end, ink, 0, width)
345
+
346
+ def point(self, xy: Coords, fill: _Ink | None = None) -> None:
347
+ """Draw one or more individual pixels."""
348
+ ink, fill = self._getink(fill)
349
+ if ink is not None:
350
+ self.draw.draw_points(xy, ink)
351
+
352
+ def polygon(
353
+ self,
354
+ xy: Coords,
355
+ fill: _Ink | None = None,
356
+ outline: _Ink | None = None,
357
+ width: int = 1,
358
+ ) -> None:
359
+ """Draw a polygon."""
360
+ ink, fill_ink = self._getink(outline, fill)
361
+ if fill_ink is not None:
362
+ self.draw.draw_polygon(xy, fill_ink, 1)
363
+ if ink is not None and ink != fill_ink and width != 0:
364
+ if width == 1:
365
+ self.draw.draw_polygon(xy, ink, 0, width)
366
+ elif self.im is not None:
367
+ # To avoid expanding the polygon outwards,
368
+ # use the fill as a mask
369
+ mask = Image.new("1", self.im.size)
370
+ mask_ink = self._getink(1)[0]
371
+
372
+ fill_im = mask.copy()
373
+ draw = Draw(fill_im)
374
+ draw.draw.draw_polygon(xy, mask_ink, 1)
375
+
376
+ ink_im = mask.copy()
377
+ draw = Draw(ink_im)
378
+ width = width * 2 - 1
379
+ draw.draw.draw_polygon(xy, mask_ink, 0, width)
380
+
381
+ mask.paste(ink_im, mask=fill_im)
382
+
383
+ im = Image.new(self.mode, self.im.size)
384
+ draw = Draw(im)
385
+ draw.draw.draw_polygon(xy, ink, 0, width)
386
+ self.im.paste(im.im, (0, 0) + im.size, mask.im)
387
+
388
+ def regular_polygon(
389
+ self,
390
+ bounding_circle: Sequence[Sequence[float] | float],
391
+ n_sides: int,
392
+ rotation: float = 0,
393
+ fill: _Ink | None = None,
394
+ outline: _Ink | None = None,
395
+ width: int = 1,
396
+ ) -> None:
397
+ """Draw a regular polygon."""
398
+ xy = _compute_regular_polygon_vertices(bounding_circle, n_sides, rotation)
399
+ self.polygon(xy, fill, outline, width)
400
+
401
+ def rectangle(
402
+ self,
403
+ xy: Coords,
404
+ fill: _Ink | None = None,
405
+ outline: _Ink | None = None,
406
+ width: int = 1,
407
+ ) -> None:
408
+ """Draw a rectangle."""
409
+ ink, fill_ink = self._getink(outline, fill)
410
+ if fill_ink is not None:
411
+ self.draw.draw_rectangle(xy, fill_ink, 1)
412
+ if ink is not None and ink != fill_ink and width != 0:
413
+ self.draw.draw_rectangle(xy, ink, 0, width)
414
+
415
+ def rounded_rectangle(
416
+ self,
417
+ xy: Coords,
418
+ radius: float = 0,
419
+ fill: _Ink | None = None,
420
+ outline: _Ink | None = None,
421
+ width: int = 1,
422
+ *,
423
+ corners: tuple[bool, bool, bool, bool] | None = None,
424
+ ) -> None:
425
+ """Draw a rounded rectangle."""
426
+ if isinstance(xy[0], (list, tuple)):
427
+ (x0, y0), (x1, y1) = cast(Sequence[Sequence[float]], xy)
428
+ else:
429
+ x0, y0, x1, y1 = cast(Sequence[float], xy)
430
+ if x1 < x0:
431
+ msg = "x1 must be greater than or equal to x0"
432
+ raise ValueError(msg)
433
+ if y1 < y0:
434
+ msg = "y1 must be greater than or equal to y0"
435
+ raise ValueError(msg)
436
+ if corners is None:
437
+ corners = (True, True, True, True)
438
+
439
+ d = radius * 2
440
+
441
+ x0 = round(x0)
442
+ y0 = round(y0)
443
+ x1 = round(x1)
444
+ y1 = round(y1)
445
+ full_x, full_y = False, False
446
+ if all(corners):
447
+ full_x = d >= x1 - x0 - 1
448
+ if full_x:
449
+ # The two left and two right corners are joined
450
+ d = x1 - x0
451
+ full_y = d >= y1 - y0 - 1
452
+ if full_y:
453
+ # The two top and two bottom corners are joined
454
+ d = y1 - y0
455
+ if full_x and full_y:
456
+ # If all corners are joined, that is a circle
457
+ return self.ellipse(xy, fill, outline, width)
458
+
459
+ if d == 0 or not any(corners):
460
+ # If the corners have no curve,
461
+ # or there are no corners,
462
+ # that is a rectangle
463
+ return self.rectangle(xy, fill, outline, width)
464
+
465
+ r = int(d // 2)
466
+ ink, fill_ink = self._getink(outline, fill)
467
+
468
+ def draw_corners(pieslice: bool) -> None:
469
+ parts: tuple[tuple[tuple[float, float, float, float], int, int], ...]
470
+ if full_x:
471
+ # Draw top and bottom halves
472
+ parts = (
473
+ ((x0, y0, x0 + d, y0 + d), 180, 360),
474
+ ((x0, y1 - d, x0 + d, y1), 0, 180),
475
+ )
476
+ elif full_y:
477
+ # Draw left and right halves
478
+ parts = (
479
+ ((x0, y0, x0 + d, y0 + d), 90, 270),
480
+ ((x1 - d, y0, x1, y0 + d), 270, 90),
481
+ )
482
+ else:
483
+ # Draw four separate corners
484
+ parts = tuple(
485
+ part
486
+ for i, part in enumerate(
487
+ (
488
+ ((x0, y0, x0 + d, y0 + d), 180, 270),
489
+ ((x1 - d, y0, x1, y0 + d), 270, 360),
490
+ ((x1 - d, y1 - d, x1, y1), 0, 90),
491
+ ((x0, y1 - d, x0 + d, y1), 90, 180),
492
+ )
493
+ )
494
+ if corners[i]
495
+ )
496
+ for part in parts:
497
+ if pieslice:
498
+ self.draw.draw_pieslice(*(part + (fill_ink, 1)))
499
+ else:
500
+ self.draw.draw_arc(*(part + (ink, width)))
501
+
502
+ if fill_ink is not None:
503
+ draw_corners(True)
504
+
505
+ if full_x:
506
+ self.draw.draw_rectangle((x0, y0 + r + 1, x1, y1 - r - 1), fill_ink, 1)
507
+ else:
508
+ self.draw.draw_rectangle((x0 + r + 1, y0, x1 - r - 1, y1), fill_ink, 1)
509
+ if not full_x and not full_y:
510
+ left = [x0, y0, x0 + r, y1]
511
+ if corners[0]:
512
+ left[1] += r + 1
513
+ if corners[3]:
514
+ left[3] -= r + 1
515
+ self.draw.draw_rectangle(left, fill_ink, 1)
516
+
517
+ right = [x1 - r, y0, x1, y1]
518
+ if corners[1]:
519
+ right[1] += r + 1
520
+ if corners[2]:
521
+ right[3] -= r + 1
522
+ self.draw.draw_rectangle(right, fill_ink, 1)
523
+ if ink is not None and ink != fill_ink and width != 0:
524
+ draw_corners(False)
525
+
526
+ if not full_x:
527
+ top = [x0, y0, x1, y0 + width - 1]
528
+ if corners[0]:
529
+ top[0] += r + 1
530
+ if corners[1]:
531
+ top[2] -= r + 1
532
+ self.draw.draw_rectangle(top, ink, 1)
533
+
534
+ bottom = [x0, y1 - width + 1, x1, y1]
535
+ if corners[3]:
536
+ bottom[0] += r + 1
537
+ if corners[2]:
538
+ bottom[2] -= r + 1
539
+ self.draw.draw_rectangle(bottom, ink, 1)
540
+ if not full_y:
541
+ left = [x0, y0, x0 + width - 1, y1]
542
+ if corners[0]:
543
+ left[1] += r + 1
544
+ if corners[3]:
545
+ left[3] -= r + 1
546
+ self.draw.draw_rectangle(left, ink, 1)
547
+
548
+ right = [x1 - width + 1, y0, x1, y1]
549
+ if corners[1]:
550
+ right[1] += r + 1
551
+ if corners[2]:
552
+ right[3] -= r + 1
553
+ self.draw.draw_rectangle(right, ink, 1)
554
+
555
+ def _multiline_check(self, text: AnyStr) -> bool:
556
+ split_character = "\n" if isinstance(text, str) else b"\n"
557
+
558
+ return split_character in text
559
+
560
+ def _multiline_split(self, text: AnyStr) -> list[AnyStr]:
561
+ return text.split("\n" if isinstance(text, str) else b"\n")
562
+
563
+ def _multiline_spacing(self, font, spacing, stroke_width):
564
+ return (
565
+ self.textbbox((0, 0), "A", font, stroke_width=stroke_width)[3]
566
+ + stroke_width
567
+ + spacing
568
+ )
569
+
570
+ def text(
571
+ self,
572
+ xy: tuple[float, float],
573
+ text: str,
574
+ fill=None,
575
+ font: (
576
+ ImageFont.ImageFont
577
+ | ImageFont.FreeTypeFont
578
+ | ImageFont.TransposedFont
579
+ | None
580
+ ) = None,
581
+ anchor=None,
582
+ spacing=4,
583
+ align="left",
584
+ direction=None,
585
+ features=None,
586
+ language=None,
587
+ stroke_width=0,
588
+ stroke_fill=None,
589
+ embedded_color=False,
590
+ *args,
591
+ **kwargs,
592
+ ) -> None:
593
+ """Draw text."""
594
+ if embedded_color and self.mode not in ("RGB", "RGBA"):
595
+ msg = "Embedded color supported only in RGB and RGBA modes"
596
+ raise ValueError(msg)
597
+
598
+ if font is None:
599
+ font = self._getfont(kwargs.get("font_size"))
600
+
601
+ if self._multiline_check(text):
602
+ return self.multiline_text(
603
+ xy,
604
+ text,
605
+ fill,
606
+ font,
607
+ anchor,
608
+ spacing,
609
+ align,
610
+ direction,
611
+ features,
612
+ language,
613
+ stroke_width,
614
+ stroke_fill,
615
+ embedded_color,
616
+ )
617
+
618
+ def getink(fill: _Ink | None) -> int:
619
+ ink, fill_ink = self._getink(fill)
620
+ if ink is None:
621
+ assert fill_ink is not None
622
+ return fill_ink
623
+ return ink
624
+
625
+ def draw_text(ink, stroke_width=0, stroke_offset=None) -> None:
626
+ mode = self.fontmode
627
+ if stroke_width == 0 and embedded_color:
628
+ mode = "RGBA"
629
+ coord = []
630
+ start = []
631
+ for i in range(2):
632
+ coord.append(int(xy[i]))
633
+ start.append(math.modf(xy[i])[0])
634
+ try:
635
+ mask, offset = font.getmask2( # type: ignore[union-attr,misc]
636
+ text,
637
+ mode,
638
+ direction=direction,
639
+ features=features,
640
+ language=language,
641
+ stroke_width=stroke_width,
642
+ anchor=anchor,
643
+ ink=ink,
644
+ start=start,
645
+ *args,
646
+ **kwargs,
647
+ )
648
+ coord = [coord[0] + offset[0], coord[1] + offset[1]]
649
+ except AttributeError:
650
+ try:
651
+ mask = font.getmask( # type: ignore[misc]
652
+ text,
653
+ mode,
654
+ direction,
655
+ features,
656
+ language,
657
+ stroke_width,
658
+ anchor,
659
+ ink,
660
+ start=start,
661
+ *args,
662
+ **kwargs,
663
+ )
664
+ except TypeError:
665
+ mask = font.getmask(text)
666
+ if stroke_offset:
667
+ coord = [coord[0] + stroke_offset[0], coord[1] + stroke_offset[1]]
668
+ if mode == "RGBA":
669
+ # font.getmask2(mode="RGBA") returns color in RGB bands and mask in A
670
+ # extract mask and set text alpha
671
+ color, mask = mask, mask.getband(3)
672
+ ink_alpha = struct.pack("i", ink)[3]
673
+ color.fillband(3, ink_alpha)
674
+ x, y = coord
675
+ if self.im is not None:
676
+ self.im.paste(
677
+ color, (x, y, x + mask.size[0], y + mask.size[1]), mask
678
+ )
679
+ else:
680
+ self.draw.draw_bitmap(coord, mask, ink)
681
+
682
+ ink = getink(fill)
683
+ if ink is not None:
684
+ stroke_ink = None
685
+ if stroke_width:
686
+ stroke_ink = getink(stroke_fill) if stroke_fill is not None else ink
687
+
688
+ if stroke_ink is not None:
689
+ # Draw stroked text
690
+ draw_text(stroke_ink, stroke_width)
691
+
692
+ # Draw normal text
693
+ draw_text(ink, 0)
694
+ else:
695
+ # Only draw normal text
696
+ draw_text(ink)
697
+
698
+ def multiline_text(
699
+ self,
700
+ xy: tuple[float, float],
701
+ text: str,
702
+ fill=None,
703
+ font: (
704
+ ImageFont.ImageFont
705
+ | ImageFont.FreeTypeFont
706
+ | ImageFont.TransposedFont
707
+ | None
708
+ ) = None,
709
+ anchor=None,
710
+ spacing=4,
711
+ align="left",
712
+ direction=None,
713
+ features=None,
714
+ language=None,
715
+ stroke_width=0,
716
+ stroke_fill=None,
717
+ embedded_color=False,
718
+ *,
719
+ font_size=None,
720
+ ) -> None:
721
+ if direction == "ttb":
722
+ msg = "ttb direction is unsupported for multiline text"
723
+ raise ValueError(msg)
724
+
725
+ if anchor is None:
726
+ anchor = "la"
727
+ elif len(anchor) != 2:
728
+ msg = "anchor must be a 2 character string"
729
+ raise ValueError(msg)
730
+ elif anchor[1] in "tb":
731
+ msg = "anchor not supported for multiline text"
732
+ raise ValueError(msg)
733
+
734
+ if font is None:
735
+ font = self._getfont(font_size)
736
+
737
+ widths = []
738
+ max_width: float = 0
739
+ lines = self._multiline_split(text)
740
+ line_spacing = self._multiline_spacing(font, spacing, stroke_width)
741
+ for line in lines:
742
+ line_width = self.textlength(
743
+ line, font, direction=direction, features=features, language=language
744
+ )
745
+ widths.append(line_width)
746
+ max_width = max(max_width, line_width)
747
+
748
+ top = xy[1]
749
+ if anchor[1] == "m":
750
+ top -= (len(lines) - 1) * line_spacing / 2.0
751
+ elif anchor[1] == "d":
752
+ top -= (len(lines) - 1) * line_spacing
753
+
754
+ for idx, line in enumerate(lines):
755
+ left = xy[0]
756
+ width_difference = max_width - widths[idx]
757
+
758
+ # first align left by anchor
759
+ if anchor[0] == "m":
760
+ left -= width_difference / 2.0
761
+ elif anchor[0] == "r":
762
+ left -= width_difference
763
+
764
+ # then align by align parameter
765
+ if align == "left":
766
+ pass
767
+ elif align == "center":
768
+ left += width_difference / 2.0
769
+ elif align == "right":
770
+ left += width_difference
771
+ else:
772
+ msg = 'align must be "left", "center" or "right"'
773
+ raise ValueError(msg)
774
+
775
+ self.text(
776
+ (left, top),
777
+ line,
778
+ fill,
779
+ font,
780
+ anchor,
781
+ direction=direction,
782
+ features=features,
783
+ language=language,
784
+ stroke_width=stroke_width,
785
+ stroke_fill=stroke_fill,
786
+ embedded_color=embedded_color,
787
+ )
788
+ top += line_spacing
789
+
790
+ def textlength(
791
+ self,
792
+ text: str,
793
+ font: (
794
+ ImageFont.ImageFont
795
+ | ImageFont.FreeTypeFont
796
+ | ImageFont.TransposedFont
797
+ | None
798
+ ) = None,
799
+ direction=None,
800
+ features=None,
801
+ language=None,
802
+ embedded_color=False,
803
+ *,
804
+ font_size=None,
805
+ ) -> float:
806
+ """Get the length of a given string, in pixels with 1/64 precision."""
807
+ if self._multiline_check(text):
808
+ msg = "can't measure length of multiline text"
809
+ raise ValueError(msg)
810
+ if embedded_color and self.mode not in ("RGB", "RGBA"):
811
+ msg = "Embedded color supported only in RGB and RGBA modes"
812
+ raise ValueError(msg)
813
+
814
+ if font is None:
815
+ font = self._getfont(font_size)
816
+ mode = "RGBA" if embedded_color else self.fontmode
817
+ return font.getlength(text, mode, direction, features, language)
818
+
819
+ def textbbox(
820
+ self,
821
+ xy,
822
+ text,
823
+ font=None,
824
+ anchor=None,
825
+ spacing=4,
826
+ align="left",
827
+ direction=None,
828
+ features=None,
829
+ language=None,
830
+ stroke_width=0,
831
+ embedded_color=False,
832
+ *,
833
+ font_size=None,
834
+ ) -> tuple[int, int, int, int]:
835
+ """Get the bounding box of a given string, in pixels."""
836
+ if embedded_color and self.mode not in ("RGB", "RGBA"):
837
+ msg = "Embedded color supported only in RGB and RGBA modes"
838
+ raise ValueError(msg)
839
+
840
+ if font is None:
841
+ font = self._getfont(font_size)
842
+
843
+ if self._multiline_check(text):
844
+ return self.multiline_textbbox(
845
+ xy,
846
+ text,
847
+ font,
848
+ anchor,
849
+ spacing,
850
+ align,
851
+ direction,
852
+ features,
853
+ language,
854
+ stroke_width,
855
+ embedded_color,
856
+ )
857
+
858
+ mode = "RGBA" if embedded_color else self.fontmode
859
+ bbox = font.getbbox(
860
+ text, mode, direction, features, language, stroke_width, anchor
861
+ )
862
+ return bbox[0] + xy[0], bbox[1] + xy[1], bbox[2] + xy[0], bbox[3] + xy[1]
863
+
864
+ def multiline_textbbox(
865
+ self,
866
+ xy,
867
+ text,
868
+ font=None,
869
+ anchor=None,
870
+ spacing=4,
871
+ align="left",
872
+ direction=None,
873
+ features=None,
874
+ language=None,
875
+ stroke_width=0,
876
+ embedded_color=False,
877
+ *,
878
+ font_size=None,
879
+ ) -> tuple[int, int, int, int]:
880
+ if direction == "ttb":
881
+ msg = "ttb direction is unsupported for multiline text"
882
+ raise ValueError(msg)
883
+
884
+ if anchor is None:
885
+ anchor = "la"
886
+ elif len(anchor) != 2:
887
+ msg = "anchor must be a 2 character string"
888
+ raise ValueError(msg)
889
+ elif anchor[1] in "tb":
890
+ msg = "anchor not supported for multiline text"
891
+ raise ValueError(msg)
892
+
893
+ if font is None:
894
+ font = self._getfont(font_size)
895
+
896
+ widths = []
897
+ max_width: float = 0
898
+ lines = self._multiline_split(text)
899
+ line_spacing = self._multiline_spacing(font, spacing, stroke_width)
900
+ for line in lines:
901
+ line_width = self.textlength(
902
+ line,
903
+ font,
904
+ direction=direction,
905
+ features=features,
906
+ language=language,
907
+ embedded_color=embedded_color,
908
+ )
909
+ widths.append(line_width)
910
+ max_width = max(max_width, line_width)
911
+
912
+ top = xy[1]
913
+ if anchor[1] == "m":
914
+ top -= (len(lines) - 1) * line_spacing / 2.0
915
+ elif anchor[1] == "d":
916
+ top -= (len(lines) - 1) * line_spacing
917
+
918
+ bbox: tuple[int, int, int, int] | None = None
919
+
920
+ for idx, line in enumerate(lines):
921
+ left = xy[0]
922
+ width_difference = max_width - widths[idx]
923
+
924
+ # first align left by anchor
925
+ if anchor[0] == "m":
926
+ left -= width_difference / 2.0
927
+ elif anchor[0] == "r":
928
+ left -= width_difference
929
+
930
+ # then align by align parameter
931
+ if align == "left":
932
+ pass
933
+ elif align == "center":
934
+ left += width_difference / 2.0
935
+ elif align == "right":
936
+ left += width_difference
937
+ else:
938
+ msg = 'align must be "left", "center" or "right"'
939
+ raise ValueError(msg)
940
+
941
+ bbox_line = self.textbbox(
942
+ (left, top),
943
+ line,
944
+ font,
945
+ anchor,
946
+ direction=direction,
947
+ features=features,
948
+ language=language,
949
+ stroke_width=stroke_width,
950
+ embedded_color=embedded_color,
951
+ )
952
+ if bbox is None:
953
+ bbox = bbox_line
954
+ else:
955
+ bbox = (
956
+ min(bbox[0], bbox_line[0]),
957
+ min(bbox[1], bbox_line[1]),
958
+ max(bbox[2], bbox_line[2]),
959
+ max(bbox[3], bbox_line[3]),
960
+ )
961
+
962
+ top += line_spacing
963
+
964
+ if bbox is None:
965
+ return xy[0], xy[1], xy[0], xy[1]
966
+ return bbox
967
+
968
+
969
+ def Draw(im: Image.Image, mode: str | None = None) -> ImageDraw:
970
+ """
971
+ A simple 2D drawing interface for PIL images.
972
+
973
+ :param im: The image to draw in.
974
+ :param mode: Optional mode to use for color values. For RGB
975
+ images, this argument can be RGB or RGBA (to blend the
976
+ drawing into the image). For all other modes, this argument
977
+ must be the same as the image mode. If omitted, the mode
978
+ defaults to the mode of the image.
979
+ """
980
+ try:
981
+ return getattr(im, "getdraw")(mode)
982
+ except AttributeError:
983
+ return ImageDraw(im, mode)
984
+
985
+
986
+ def getdraw(
987
+ im: Image.Image | None = None, hints: list[str] | None = None
988
+ ) -> tuple[ImageDraw2.Draw | None, ModuleType]:
989
+ """
990
+ :param im: The image to draw in.
991
+ :param hints: An optional list of hints. Deprecated.
992
+ :returns: A (drawing context, drawing resource factory) tuple.
993
+ """
994
+ if hints is not None:
995
+ deprecate("'hints' parameter", 12)
996
+ from . import ImageDraw2
997
+
998
+ draw = ImageDraw2.Draw(im) if im is not None else None
999
+ return draw, ImageDraw2
1000
+
1001
+
1002
+ def floodfill(
1003
+ image: Image.Image,
1004
+ xy: tuple[int, int],
1005
+ value: float | tuple[int, ...],
1006
+ border: float | tuple[int, ...] | None = None,
1007
+ thresh: float = 0,
1008
+ ) -> None:
1009
+ """
1010
+ .. warning:: This method is experimental.
1011
+
1012
+ Fills a bounded region with a given color.
1013
+
1014
+ :param image: Target image.
1015
+ :param xy: Seed position (a 2-item coordinate tuple). See
1016
+ :ref:`coordinate-system`.
1017
+ :param value: Fill color.
1018
+ :param border: Optional border value. If given, the region consists of
1019
+ pixels with a color different from the border color. If not given,
1020
+ the region consists of pixels having the same color as the seed
1021
+ pixel.
1022
+ :param thresh: Optional threshold value which specifies a maximum
1023
+ tolerable difference of a pixel value from the 'background' in
1024
+ order for it to be replaced. Useful for filling regions of
1025
+ non-homogeneous, but similar, colors.
1026
+ """
1027
+ # based on an implementation by Eric S. Raymond
1028
+ # amended by yo1995 @20180806
1029
+ pixel = image.load()
1030
+ assert pixel is not None
1031
+ x, y = xy
1032
+ try:
1033
+ background = pixel[x, y]
1034
+ if _color_diff(value, background) <= thresh:
1035
+ return # seed point already has fill color
1036
+ pixel[x, y] = value
1037
+ except (ValueError, IndexError):
1038
+ return # seed point outside image
1039
+ edge = {(x, y)}
1040
+ # use a set to keep record of current and previous edge pixels
1041
+ # to reduce memory consumption
1042
+ full_edge = set()
1043
+ while edge:
1044
+ new_edge = set()
1045
+ for x, y in edge: # 4 adjacent method
1046
+ for s, t in ((x + 1, y), (x - 1, y), (x, y + 1), (x, y - 1)):
1047
+ # If already processed, or if a coordinate is negative, skip
1048
+ if (s, t) in full_edge or s < 0 or t < 0:
1049
+ continue
1050
+ try:
1051
+ p = pixel[s, t]
1052
+ except (ValueError, IndexError):
1053
+ pass
1054
+ else:
1055
+ full_edge.add((s, t))
1056
+ if border is None:
1057
+ fill = _color_diff(p, background) <= thresh
1058
+ else:
1059
+ fill = p not in (value, border)
1060
+ if fill:
1061
+ pixel[s, t] = value
1062
+ new_edge.add((s, t))
1063
+ full_edge = edge # discard pixels processed
1064
+ edge = new_edge
1065
+
1066
+
1067
+ def _compute_regular_polygon_vertices(
1068
+ bounding_circle: Sequence[Sequence[float] | float], n_sides: int, rotation: float
1069
+ ) -> list[tuple[float, float]]:
1070
+ """
1071
+ Generate a list of vertices for a 2D regular polygon.
1072
+
1073
+ :param bounding_circle: The bounding circle is a sequence defined
1074
+ by a point and radius. The polygon is inscribed in this circle.
1075
+ (e.g. ``bounding_circle=(x, y, r)`` or ``((x, y), r)``)
1076
+ :param n_sides: Number of sides
1077
+ (e.g. ``n_sides=3`` for a triangle, ``6`` for a hexagon)
1078
+ :param rotation: Apply an arbitrary rotation to the polygon
1079
+ (e.g. ``rotation=90``, applies a 90 degree rotation)
1080
+ :return: List of regular polygon vertices
1081
+ (e.g. ``[(25, 50), (50, 50), (50, 25), (25, 25)]``)
1082
+
1083
+ How are the vertices computed?
1084
+ 1. Compute the following variables
1085
+ - theta: Angle between the apothem & the nearest polygon vertex
1086
+ - side_length: Length of each polygon edge
1087
+ - centroid: Center of bounding circle (1st, 2nd elements of bounding_circle)
1088
+ - polygon_radius: Polygon radius (last element of bounding_circle)
1089
+ - angles: Location of each polygon vertex in polar grid
1090
+ (e.g. A square with 0 degree rotation => [225.0, 315.0, 45.0, 135.0])
1091
+
1092
+ 2. For each angle in angles, get the polygon vertex at that angle
1093
+ The vertex is computed using the equation below.
1094
+ X= xcos(φ) + ysin(φ)
1095
+ Y= −xsin(φ) + ycos(φ)
1096
+
1097
+ Note:
1098
+ φ = angle in degrees
1099
+ x = 0
1100
+ y = polygon_radius
1101
+
1102
+ The formula above assumes rotation around the origin.
1103
+ In our case, we are rotating around the centroid.
1104
+ To account for this, we use the formula below
1105
+ X = xcos(φ) + ysin(φ) + centroid_x
1106
+ Y = −xsin(φ) + ycos(φ) + centroid_y
1107
+ """
1108
+ # 1. Error Handling
1109
+ # 1.1 Check `n_sides` has an appropriate value
1110
+ if not isinstance(n_sides, int):
1111
+ msg = "n_sides should be an int" # type: ignore[unreachable]
1112
+ raise TypeError(msg)
1113
+ if n_sides < 3:
1114
+ msg = "n_sides should be an int > 2"
1115
+ raise ValueError(msg)
1116
+
1117
+ # 1.2 Check `bounding_circle` has an appropriate value
1118
+ if not isinstance(bounding_circle, (list, tuple)):
1119
+ msg = "bounding_circle should be a sequence"
1120
+ raise TypeError(msg)
1121
+
1122
+ if len(bounding_circle) == 3:
1123
+ if not all(isinstance(i, (int, float)) for i in bounding_circle):
1124
+ msg = "bounding_circle should only contain numeric data"
1125
+ raise ValueError(msg)
1126
+
1127
+ *centroid, polygon_radius = cast(List[float], list(bounding_circle))
1128
+ elif len(bounding_circle) == 2 and isinstance(bounding_circle[0], (list, tuple)):
1129
+ if not all(
1130
+ isinstance(i, (int, float)) for i in bounding_circle[0]
1131
+ ) or not isinstance(bounding_circle[1], (int, float)):
1132
+ msg = "bounding_circle should only contain numeric data"
1133
+ raise ValueError(msg)
1134
+
1135
+ if len(bounding_circle[0]) != 2:
1136
+ msg = "bounding_circle centre should contain 2D coordinates (e.g. (x, y))"
1137
+ raise ValueError(msg)
1138
+
1139
+ centroid = cast(List[float], list(bounding_circle[0]))
1140
+ polygon_radius = cast(float, bounding_circle[1])
1141
+ else:
1142
+ msg = (
1143
+ "bounding_circle should contain 2D coordinates "
1144
+ "and a radius (e.g. (x, y, r) or ((x, y), r) )"
1145
+ )
1146
+ raise ValueError(msg)
1147
+
1148
+ if polygon_radius <= 0:
1149
+ msg = "bounding_circle radius should be > 0"
1150
+ raise ValueError(msg)
1151
+
1152
+ # 1.3 Check `rotation` has an appropriate value
1153
+ if not isinstance(rotation, (int, float)):
1154
+ msg = "rotation should be an int or float" # type: ignore[unreachable]
1155
+ raise ValueError(msg)
1156
+
1157
+ # 2. Define Helper Functions
1158
+ def _apply_rotation(point: list[float], degrees: float) -> tuple[float, float]:
1159
+ return (
1160
+ round(
1161
+ point[0] * math.cos(math.radians(360 - degrees))
1162
+ - point[1] * math.sin(math.radians(360 - degrees))
1163
+ + centroid[0],
1164
+ 2,
1165
+ ),
1166
+ round(
1167
+ point[1] * math.cos(math.radians(360 - degrees))
1168
+ + point[0] * math.sin(math.radians(360 - degrees))
1169
+ + centroid[1],
1170
+ 2,
1171
+ ),
1172
+ )
1173
+
1174
+ def _compute_polygon_vertex(angle: float) -> tuple[float, float]:
1175
+ start_point = [polygon_radius, 0]
1176
+ return _apply_rotation(start_point, angle)
1177
+
1178
+ def _get_angles(n_sides: int, rotation: float) -> list[float]:
1179
+ angles = []
1180
+ degrees = 360 / n_sides
1181
+ # Start with the bottom left polygon vertex
1182
+ current_angle = (270 - 0.5 * degrees) + rotation
1183
+ for _ in range(0, n_sides):
1184
+ angles.append(current_angle)
1185
+ current_angle += degrees
1186
+ if current_angle > 360:
1187
+ current_angle -= 360
1188
+ return angles
1189
+
1190
+ # 3. Variable Declarations
1191
+ angles = _get_angles(n_sides, rotation)
1192
+
1193
+ # 4. Compute Vertices
1194
+ return [_compute_polygon_vertex(angle) for angle in angles]
1195
+
1196
+
1197
+ def _color_diff(
1198
+ color1: float | tuple[int, ...], color2: float | tuple[int, ...]
1199
+ ) -> float:
1200
+ """
1201
+ Uses 1-norm distance to calculate difference between two values.
1202
+ """
1203
+ first = color1 if isinstance(color1, tuple) else (color1,)
1204
+ second = color2 if isinstance(color2, tuple) else (color2,)
1205
+
1206
+ return sum(abs(first[i] - second[i]) for i in range(0, len(second)))
MLPY/Lib/site-packages/PIL/ImageDraw2.py ADDED
@@ -0,0 +1,206 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # WCK-style drawing interface operations
6
+ #
7
+ # History:
8
+ # 2003-12-07 fl created
9
+ # 2005-05-15 fl updated; added to PIL as ImageDraw2
10
+ # 2005-05-15 fl added text support
11
+ # 2005-05-20 fl added arc/chord/pieslice support
12
+ #
13
+ # Copyright (c) 2003-2005 by Secret Labs AB
14
+ # Copyright (c) 2003-2005 by Fredrik Lundh
15
+ #
16
+ # See the README file for information on usage and redistribution.
17
+ #
18
+
19
+
20
+ """
21
+ (Experimental) WCK-style drawing interface operations
22
+
23
+ .. seealso:: :py:mod:`PIL.ImageDraw`
24
+ """
25
+ from __future__ import annotations
26
+
27
+ from typing import BinaryIO
28
+
29
+ from . import Image, ImageColor, ImageDraw, ImageFont, ImagePath
30
+ from ._typing import StrOrBytesPath
31
+
32
+
33
+ class Pen:
34
+ """Stores an outline color and width."""
35
+
36
+ def __init__(self, color: str, width: int = 1, opacity: int = 255) -> None:
37
+ self.color = ImageColor.getrgb(color)
38
+ self.width = width
39
+
40
+
41
+ class Brush:
42
+ """Stores a fill color"""
43
+
44
+ def __init__(self, color: str, opacity: int = 255) -> None:
45
+ self.color = ImageColor.getrgb(color)
46
+
47
+
48
+ class Font:
49
+ """Stores a TrueType font and color"""
50
+
51
+ def __init__(
52
+ self, color: str, file: StrOrBytesPath | BinaryIO, size: float = 12
53
+ ) -> None:
54
+ # FIXME: add support for bitmap fonts
55
+ self.color = ImageColor.getrgb(color)
56
+ self.font = ImageFont.truetype(file, size)
57
+
58
+
59
+ class Draw:
60
+ """
61
+ (Experimental) WCK-style drawing interface
62
+ """
63
+
64
+ def __init__(
65
+ self,
66
+ image: Image.Image | str,
67
+ size: tuple[int, int] | list[int] | None = None,
68
+ color: float | tuple[float, ...] | str | None = None,
69
+ ) -> None:
70
+ if isinstance(image, str):
71
+ if size is None:
72
+ msg = "If image argument is mode string, size must be a list or tuple"
73
+ raise ValueError(msg)
74
+ image = Image.new(image, size, color)
75
+ self.draw = ImageDraw.Draw(image)
76
+ self.image = image
77
+ self.transform = None
78
+
79
+ def flush(self) -> Image.Image:
80
+ return self.image
81
+
82
+ def render(self, op, xy, pen, brush=None):
83
+ # handle color arguments
84
+ outline = fill = None
85
+ width = 1
86
+ if isinstance(pen, Pen):
87
+ outline = pen.color
88
+ width = pen.width
89
+ elif isinstance(brush, Pen):
90
+ outline = brush.color
91
+ width = brush.width
92
+ if isinstance(brush, Brush):
93
+ fill = brush.color
94
+ elif isinstance(pen, Brush):
95
+ fill = pen.color
96
+ # handle transformation
97
+ if self.transform:
98
+ xy = ImagePath.Path(xy)
99
+ xy.transform(self.transform)
100
+ # render the item
101
+ if op == "line":
102
+ self.draw.line(xy, fill=outline, width=width)
103
+ else:
104
+ getattr(self.draw, op)(xy, fill=fill, outline=outline)
105
+
106
+ def settransform(self, offset):
107
+ """Sets a transformation offset."""
108
+ (xoffset, yoffset) = offset
109
+ self.transform = (1, 0, xoffset, 0, 1, yoffset)
110
+
111
+ def arc(self, xy, start, end, *options):
112
+ """
113
+ Draws an arc (a portion of a circle outline) between the start and end
114
+ angles, inside the given bounding box.
115
+
116
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.arc`
117
+ """
118
+ self.render("arc", xy, start, end, *options)
119
+
120
+ def chord(self, xy, start, end, *options):
121
+ """
122
+ Same as :py:meth:`~PIL.ImageDraw2.Draw.arc`, but connects the end points
123
+ with a straight line.
124
+
125
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.chord`
126
+ """
127
+ self.render("chord", xy, start, end, *options)
128
+
129
+ def ellipse(self, xy, *options):
130
+ """
131
+ Draws an ellipse inside the given bounding box.
132
+
133
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.ellipse`
134
+ """
135
+ self.render("ellipse", xy, *options)
136
+
137
+ def line(self, xy, *options):
138
+ """
139
+ Draws a line between the coordinates in the ``xy`` list.
140
+
141
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.line`
142
+ """
143
+ self.render("line", xy, *options)
144
+
145
+ def pieslice(self, xy, start, end, *options):
146
+ """
147
+ Same as arc, but also draws straight lines between the end points and the
148
+ center of the bounding box.
149
+
150
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.pieslice`
151
+ """
152
+ self.render("pieslice", xy, start, end, *options)
153
+
154
+ def polygon(self, xy, *options):
155
+ """
156
+ Draws a polygon.
157
+
158
+ The polygon outline consists of straight lines between the given
159
+ coordinates, plus a straight line between the last and the first
160
+ coordinate.
161
+
162
+
163
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.polygon`
164
+ """
165
+ self.render("polygon", xy, *options)
166
+
167
+ def rectangle(self, xy, *options):
168
+ """
169
+ Draws a rectangle.
170
+
171
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.rectangle`
172
+ """
173
+ self.render("rectangle", xy, *options)
174
+
175
+ def text(self, xy, text, font):
176
+ """
177
+ Draws the string at the given position.
178
+
179
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.text`
180
+ """
181
+ if self.transform:
182
+ xy = ImagePath.Path(xy)
183
+ xy.transform(self.transform)
184
+ self.draw.text(xy, text, font=font.font, fill=font.color)
185
+
186
+ def textbbox(self, xy, text, font):
187
+ """
188
+ Returns bounding box (in pixels) of given text.
189
+
190
+ :return: ``(left, top, right, bottom)`` bounding box
191
+
192
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.textbbox`
193
+ """
194
+ if self.transform:
195
+ xy = ImagePath.Path(xy)
196
+ xy.transform(self.transform)
197
+ return self.draw.textbbox(xy, text, font=font.font)
198
+
199
+ def textlength(self, text, font):
200
+ """
201
+ Returns length (in pixels) of given text.
202
+ This is the amount by which following text should be offset.
203
+
204
+ .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.textlength`
205
+ """
206
+ return self.draw.textlength(text, font=font.font)
MLPY/Lib/site-packages/PIL/ImageEnhance.py ADDED
@@ -0,0 +1,107 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # image enhancement classes
6
+ #
7
+ # For a background, see "Image Processing By Interpolation and
8
+ # Extrapolation", Paul Haeberli and Douglas Voorhies. Available
9
+ # at http://www.graficaobscura.com/interp/index.html
10
+ #
11
+ # History:
12
+ # 1996-03-23 fl Created
13
+ # 2009-06-16 fl Fixed mean calculation
14
+ #
15
+ # Copyright (c) Secret Labs AB 1997.
16
+ # Copyright (c) Fredrik Lundh 1996.
17
+ #
18
+ # See the README file for information on usage and redistribution.
19
+ #
20
+ from __future__ import annotations
21
+
22
+ from . import Image, ImageFilter, ImageStat
23
+
24
+
25
+ class _Enhance:
26
+ image: Image.Image
27
+ degenerate: Image.Image
28
+
29
+ def enhance(self, factor: float) -> Image.Image:
30
+ """
31
+ Returns an enhanced image.
32
+
33
+ :param factor: A floating point value controlling the enhancement.
34
+ Factor 1.0 always returns a copy of the original image,
35
+ lower factors mean less color (brightness, contrast,
36
+ etc), and higher values more. There are no restrictions
37
+ on this value.
38
+ :rtype: :py:class:`~PIL.Image.Image`
39
+ """
40
+ return Image.blend(self.degenerate, self.image, factor)
41
+
42
+
43
+ class Color(_Enhance):
44
+ """Adjust image color balance.
45
+
46
+ This class can be used to adjust the colour balance of an image, in
47
+ a manner similar to the controls on a colour TV set. An enhancement
48
+ factor of 0.0 gives a black and white image. A factor of 1.0 gives
49
+ the original image.
50
+ """
51
+
52
+ def __init__(self, image: Image.Image) -> None:
53
+ self.image = image
54
+ self.intermediate_mode = "L"
55
+ if "A" in image.getbands():
56
+ self.intermediate_mode = "LA"
57
+
58
+ self.degenerate = image.convert(self.intermediate_mode).convert(image.mode)
59
+
60
+
61
+ class Contrast(_Enhance):
62
+ """Adjust image contrast.
63
+
64
+ This class can be used to control the contrast of an image, similar
65
+ to the contrast control on a TV set. An enhancement factor of 0.0
66
+ gives a solid gray image. A factor of 1.0 gives the original image.
67
+ """
68
+
69
+ def __init__(self, image: Image.Image) -> None:
70
+ self.image = image
71
+ mean = int(ImageStat.Stat(image.convert("L")).mean[0] + 0.5)
72
+ self.degenerate = Image.new("L", image.size, mean).convert(image.mode)
73
+
74
+ if "A" in image.getbands():
75
+ self.degenerate.putalpha(image.getchannel("A"))
76
+
77
+
78
+ class Brightness(_Enhance):
79
+ """Adjust image brightness.
80
+
81
+ This class can be used to control the brightness of an image. An
82
+ enhancement factor of 0.0 gives a black image. A factor of 1.0 gives the
83
+ original image.
84
+ """
85
+
86
+ def __init__(self, image: Image.Image) -> None:
87
+ self.image = image
88
+ self.degenerate = Image.new(image.mode, image.size, 0)
89
+
90
+ if "A" in image.getbands():
91
+ self.degenerate.putalpha(image.getchannel("A"))
92
+
93
+
94
+ class Sharpness(_Enhance):
95
+ """Adjust image sharpness.
96
+
97
+ This class can be used to adjust the sharpness of an image. An
98
+ enhancement factor of 0.0 gives a blurred image, a factor of 1.0 gives the
99
+ original image, and a factor of 2.0 gives a sharpened image.
100
+ """
101
+
102
+ def __init__(self, image: Image.Image) -> None:
103
+ self.image = image
104
+ self.degenerate = image.filter(ImageFilter.SMOOTH)
105
+
106
+ if "A" in image.getbands():
107
+ self.degenerate.putalpha(image.getchannel("A"))
MLPY/Lib/site-packages/PIL/ImageFile.py ADDED
@@ -0,0 +1,810 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # base class for image file handlers
6
+ #
7
+ # history:
8
+ # 1995-09-09 fl Created
9
+ # 1996-03-11 fl Fixed load mechanism.
10
+ # 1996-04-15 fl Added pcx/xbm decoders.
11
+ # 1996-04-30 fl Added encoders.
12
+ # 1996-12-14 fl Added load helpers
13
+ # 1997-01-11 fl Use encode_to_file where possible
14
+ # 1997-08-27 fl Flush output in _save
15
+ # 1998-03-05 fl Use memory mapping for some modes
16
+ # 1999-02-04 fl Use memory mapping also for "I;16" and "I;16B"
17
+ # 1999-05-31 fl Added image parser
18
+ # 2000-10-12 fl Set readonly flag on memory-mapped images
19
+ # 2002-03-20 fl Use better messages for common decoder errors
20
+ # 2003-04-21 fl Fall back on mmap/map_buffer if map is not available
21
+ # 2003-10-30 fl Added StubImageFile class
22
+ # 2004-02-25 fl Made incremental parser more robust
23
+ #
24
+ # Copyright (c) 1997-2004 by Secret Labs AB
25
+ # Copyright (c) 1995-2004 by Fredrik Lundh
26
+ #
27
+ # See the README file for information on usage and redistribution.
28
+ #
29
+ from __future__ import annotations
30
+
31
+ import abc
32
+ import io
33
+ import itertools
34
+ import struct
35
+ import sys
36
+ from typing import IO, Any, NamedTuple
37
+
38
+ from . import Image
39
+ from ._deprecate import deprecate
40
+ from ._util import is_path
41
+
42
+ MAXBLOCK = 65536
43
+
44
+ SAFEBLOCK = 1024 * 1024
45
+
46
+ LOAD_TRUNCATED_IMAGES = False
47
+ """Whether or not to load truncated image files. User code may change this."""
48
+
49
+ ERRORS = {
50
+ -1: "image buffer overrun error",
51
+ -2: "decoding error",
52
+ -3: "unknown error",
53
+ -8: "bad configuration",
54
+ -9: "out of memory error",
55
+ }
56
+ """
57
+ Dict of known error codes returned from :meth:`.PyDecoder.decode`,
58
+ :meth:`.PyEncoder.encode` :meth:`.PyEncoder.encode_to_pyfd` and
59
+ :meth:`.PyEncoder.encode_to_file`.
60
+ """
61
+
62
+
63
+ #
64
+ # --------------------------------------------------------------------
65
+ # Helpers
66
+
67
+
68
+ def _get_oserror(error: int, *, encoder: bool) -> OSError:
69
+ try:
70
+ msg = Image.core.getcodecstatus(error)
71
+ except AttributeError:
72
+ msg = ERRORS.get(error)
73
+ if not msg:
74
+ msg = f"{'encoder' if encoder else 'decoder'} error {error}"
75
+ msg += f" when {'writing' if encoder else 'reading'} image file"
76
+ return OSError(msg)
77
+
78
+
79
+ def raise_oserror(error: int) -> OSError:
80
+ deprecate(
81
+ "raise_oserror",
82
+ 12,
83
+ action="It is only useful for translating error codes returned by a codec's "
84
+ "decode() method, which ImageFile already does automatically.",
85
+ )
86
+ raise _get_oserror(error, encoder=False)
87
+
88
+
89
+ def _tilesort(t):
90
+ # sort on offset
91
+ return t[2]
92
+
93
+
94
+ class _Tile(NamedTuple):
95
+ codec_name: str
96
+ extents: tuple[int, int, int, int]
97
+ offset: int
98
+ args: tuple[Any, ...] | str | None
99
+
100
+
101
+ #
102
+ # --------------------------------------------------------------------
103
+ # ImageFile base class
104
+
105
+
106
+ class ImageFile(Image.Image):
107
+ """Base class for image file format handlers."""
108
+
109
+ def __init__(self, fp=None, filename=None):
110
+ super().__init__()
111
+
112
+ self._min_frame = 0
113
+
114
+ self.custom_mimetype = None
115
+
116
+ self.tile = None
117
+ """ A list of tile descriptors, or ``None`` """
118
+
119
+ self.readonly = 1 # until we know better
120
+
121
+ self.decoderconfig = ()
122
+ self.decodermaxblock = MAXBLOCK
123
+
124
+ if is_path(fp):
125
+ # filename
126
+ self.fp = open(fp, "rb")
127
+ self.filename = fp
128
+ self._exclusive_fp = True
129
+ else:
130
+ # stream
131
+ self.fp = fp
132
+ self.filename = filename
133
+ # can be overridden
134
+ self._exclusive_fp = None
135
+
136
+ try:
137
+ try:
138
+ self._open()
139
+ except (
140
+ IndexError, # end of data
141
+ TypeError, # end of data (ord)
142
+ KeyError, # unsupported mode
143
+ EOFError, # got header but not the first frame
144
+ struct.error,
145
+ ) as v:
146
+ raise SyntaxError(v) from v
147
+
148
+ if not self.mode or self.size[0] <= 0 or self.size[1] <= 0:
149
+ msg = "not identified by this driver"
150
+ raise SyntaxError(msg)
151
+ except BaseException:
152
+ # close the file only if we have opened it this constructor
153
+ if self._exclusive_fp:
154
+ self.fp.close()
155
+ raise
156
+
157
+ def get_format_mimetype(self) -> str | None:
158
+ if self.custom_mimetype:
159
+ return self.custom_mimetype
160
+ if self.format is not None:
161
+ return Image.MIME.get(self.format.upper())
162
+ return None
163
+
164
+ def __setstate__(self, state):
165
+ self.tile = []
166
+ super().__setstate__(state)
167
+
168
+ def verify(self) -> None:
169
+ """Check file integrity"""
170
+
171
+ # raise exception if something's wrong. must be called
172
+ # directly after open, and closes file when finished.
173
+ if self._exclusive_fp:
174
+ self.fp.close()
175
+ self.fp = None
176
+
177
+ def load(self):
178
+ """Load image data based on tile list"""
179
+
180
+ if self.tile is None:
181
+ msg = "cannot load this image"
182
+ raise OSError(msg)
183
+
184
+ pixel = Image.Image.load(self)
185
+ if not self.tile:
186
+ return pixel
187
+
188
+ self.map = None
189
+ use_mmap = self.filename and len(self.tile) == 1
190
+ # As of pypy 2.1.0, memory mapping was failing here.
191
+ use_mmap = use_mmap and not hasattr(sys, "pypy_version_info")
192
+
193
+ readonly = 0
194
+
195
+ # look for read/seek overrides
196
+ try:
197
+ read = self.load_read
198
+ # don't use mmap if there are custom read/seek functions
199
+ use_mmap = False
200
+ except AttributeError:
201
+ read = self.fp.read
202
+
203
+ try:
204
+ seek = self.load_seek
205
+ use_mmap = False
206
+ except AttributeError:
207
+ seek = self.fp.seek
208
+
209
+ if use_mmap:
210
+ # try memory mapping
211
+ decoder_name, extents, offset, args = self.tile[0]
212
+ if isinstance(args, str):
213
+ args = (args, 0, 1)
214
+ if (
215
+ decoder_name == "raw"
216
+ and len(args) >= 3
217
+ and args[0] == self.mode
218
+ and args[0] in Image._MAPMODES
219
+ ):
220
+ try:
221
+ # use mmap, if possible
222
+ import mmap
223
+
224
+ with open(self.filename) as fp:
225
+ self.map = mmap.mmap(fp.fileno(), 0, access=mmap.ACCESS_READ)
226
+ if offset + self.size[1] * args[1] > self.map.size():
227
+ msg = "buffer is not large enough"
228
+ raise OSError(msg)
229
+ self.im = Image.core.map_buffer(
230
+ self.map, self.size, decoder_name, offset, args
231
+ )
232
+ readonly = 1
233
+ # After trashing self.im,
234
+ # we might need to reload the palette data.
235
+ if self.palette:
236
+ self.palette.dirty = 1
237
+ except (AttributeError, OSError, ImportError):
238
+ self.map = None
239
+
240
+ self.load_prepare()
241
+ err_code = -3 # initialize to unknown error
242
+ if not self.map:
243
+ # sort tiles in file order
244
+ self.tile.sort(key=_tilesort)
245
+
246
+ try:
247
+ # FIXME: This is a hack to handle TIFF's JpegTables tag.
248
+ prefix = self.tile_prefix
249
+ except AttributeError:
250
+ prefix = b""
251
+
252
+ # Remove consecutive duplicates that only differ by their offset
253
+ self.tile = [
254
+ list(tiles)[-1]
255
+ for _, tiles in itertools.groupby(
256
+ self.tile, lambda tile: (tile[0], tile[1], tile[3])
257
+ )
258
+ ]
259
+ for decoder_name, extents, offset, args in self.tile:
260
+ seek(offset)
261
+ decoder = Image._getdecoder(
262
+ self.mode, decoder_name, args, self.decoderconfig
263
+ )
264
+ try:
265
+ decoder.setimage(self.im, extents)
266
+ if decoder.pulls_fd:
267
+ decoder.setfd(self.fp)
268
+ err_code = decoder.decode(b"")[1]
269
+ else:
270
+ b = prefix
271
+ while True:
272
+ try:
273
+ s = read(self.decodermaxblock)
274
+ except (IndexError, struct.error) as e:
275
+ # truncated png/gif
276
+ if LOAD_TRUNCATED_IMAGES:
277
+ break
278
+ else:
279
+ msg = "image file is truncated"
280
+ raise OSError(msg) from e
281
+
282
+ if not s: # truncated jpeg
283
+ if LOAD_TRUNCATED_IMAGES:
284
+ break
285
+ else:
286
+ msg = (
287
+ "image file is truncated "
288
+ f"({len(b)} bytes not processed)"
289
+ )
290
+ raise OSError(msg)
291
+
292
+ b = b + s
293
+ n, err_code = decoder.decode(b)
294
+ if n < 0:
295
+ break
296
+ b = b[n:]
297
+ finally:
298
+ # Need to cleanup here to prevent leaks
299
+ decoder.cleanup()
300
+
301
+ self.tile = []
302
+ self.readonly = readonly
303
+
304
+ self.load_end()
305
+
306
+ if self._exclusive_fp and self._close_exclusive_fp_after_loading:
307
+ self.fp.close()
308
+ self.fp = None
309
+
310
+ if not self.map and not LOAD_TRUNCATED_IMAGES and err_code < 0:
311
+ # still raised if decoder fails to return anything
312
+ raise _get_oserror(err_code, encoder=False)
313
+
314
+ return Image.Image.load(self)
315
+
316
+ def load_prepare(self) -> None:
317
+ # create image memory if necessary
318
+ if not self.im or self.im.mode != self.mode or self.im.size != self.size:
319
+ self.im = Image.core.new(self.mode, self.size)
320
+ # create palette (optional)
321
+ if self.mode == "P":
322
+ Image.Image.load(self)
323
+
324
+ def load_end(self) -> None:
325
+ # may be overridden
326
+ pass
327
+
328
+ # may be defined for contained formats
329
+ # def load_seek(self, pos: int) -> None:
330
+ # pass
331
+
332
+ # may be defined for blocked formats (e.g. PNG)
333
+ # def load_read(self, read_bytes: int) -> bytes:
334
+ # pass
335
+
336
+ def _seek_check(self, frame):
337
+ if (
338
+ frame < self._min_frame
339
+ # Only check upper limit on frames if additional seek operations
340
+ # are not required to do so
341
+ or (
342
+ not (hasattr(self, "_n_frames") and self._n_frames is None)
343
+ and frame >= self.n_frames + self._min_frame
344
+ )
345
+ ):
346
+ msg = "attempt to seek outside sequence"
347
+ raise EOFError(msg)
348
+
349
+ return self.tell() != frame
350
+
351
+
352
+ class StubHandler:
353
+ def open(self, im: StubImageFile) -> None:
354
+ pass
355
+
356
+ @abc.abstractmethod
357
+ def load(self, im: StubImageFile) -> Image.Image:
358
+ pass
359
+
360
+
361
+ class StubImageFile(ImageFile):
362
+ """
363
+ Base class for stub image loaders.
364
+
365
+ A stub loader is an image loader that can identify files of a
366
+ certain format, but relies on external code to load the file.
367
+ """
368
+
369
+ def _open(self) -> None:
370
+ msg = "StubImageFile subclass must implement _open"
371
+ raise NotImplementedError(msg)
372
+
373
+ def load(self):
374
+ loader = self._load()
375
+ if loader is None:
376
+ msg = f"cannot find loader for this {self.format} file"
377
+ raise OSError(msg)
378
+ image = loader.load(self)
379
+ assert image is not None
380
+ # become the other object (!)
381
+ self.__class__ = image.__class__
382
+ self.__dict__ = image.__dict__
383
+ return image.load()
384
+
385
+ def _load(self) -> StubHandler | None:
386
+ """(Hook) Find actual image loader."""
387
+ msg = "StubImageFile subclass must implement _load"
388
+ raise NotImplementedError(msg)
389
+
390
+
391
+ class Parser:
392
+ """
393
+ Incremental image parser. This class implements the standard
394
+ feed/close consumer interface.
395
+ """
396
+
397
+ incremental = None
398
+ image: Image.Image | None = None
399
+ data = None
400
+ decoder = None
401
+ offset = 0
402
+ finished = 0
403
+
404
+ def reset(self) -> None:
405
+ """
406
+ (Consumer) Reset the parser. Note that you can only call this
407
+ method immediately after you've created a parser; parser
408
+ instances cannot be reused.
409
+ """
410
+ assert self.data is None, "cannot reuse parsers"
411
+
412
+ def feed(self, data):
413
+ """
414
+ (Consumer) Feed data to the parser.
415
+
416
+ :param data: A string buffer.
417
+ :exception OSError: If the parser failed to parse the image file.
418
+ """
419
+ # collect data
420
+
421
+ if self.finished:
422
+ return
423
+
424
+ if self.data is None:
425
+ self.data = data
426
+ else:
427
+ self.data = self.data + data
428
+
429
+ # parse what we have
430
+ if self.decoder:
431
+ if self.offset > 0:
432
+ # skip header
433
+ skip = min(len(self.data), self.offset)
434
+ self.data = self.data[skip:]
435
+ self.offset = self.offset - skip
436
+ if self.offset > 0 or not self.data:
437
+ return
438
+
439
+ n, e = self.decoder.decode(self.data)
440
+
441
+ if n < 0:
442
+ # end of stream
443
+ self.data = None
444
+ self.finished = 1
445
+ if e < 0:
446
+ # decoding error
447
+ self.image = None
448
+ raise _get_oserror(e, encoder=False)
449
+ else:
450
+ # end of image
451
+ return
452
+ self.data = self.data[n:]
453
+
454
+ elif self.image:
455
+ # if we end up here with no decoder, this file cannot
456
+ # be incrementally parsed. wait until we've gotten all
457
+ # available data
458
+ pass
459
+
460
+ else:
461
+ # attempt to open this file
462
+ try:
463
+ with io.BytesIO(self.data) as fp:
464
+ im = Image.open(fp)
465
+ except OSError:
466
+ pass # not enough data
467
+ else:
468
+ flag = hasattr(im, "load_seek") or hasattr(im, "load_read")
469
+ if flag or len(im.tile) != 1:
470
+ # custom load code, or multiple tiles
471
+ self.decode = None
472
+ else:
473
+ # initialize decoder
474
+ im.load_prepare()
475
+ d, e, o, a = im.tile[0]
476
+ im.tile = []
477
+ self.decoder = Image._getdecoder(im.mode, d, a, im.decoderconfig)
478
+ self.decoder.setimage(im.im, e)
479
+
480
+ # calculate decoder offset
481
+ self.offset = o
482
+ if self.offset <= len(self.data):
483
+ self.data = self.data[self.offset :]
484
+ self.offset = 0
485
+
486
+ self.image = im
487
+
488
+ def __enter__(self):
489
+ return self
490
+
491
+ def __exit__(self, *args: object) -> None:
492
+ self.close()
493
+
494
+ def close(self):
495
+ """
496
+ (Consumer) Close the stream.
497
+
498
+ :returns: An image object.
499
+ :exception OSError: If the parser failed to parse the image file either
500
+ because it cannot be identified or cannot be
501
+ decoded.
502
+ """
503
+ # finish decoding
504
+ if self.decoder:
505
+ # get rid of what's left in the buffers
506
+ self.feed(b"")
507
+ self.data = self.decoder = None
508
+ if not self.finished:
509
+ msg = "image was incomplete"
510
+ raise OSError(msg)
511
+ if not self.image:
512
+ msg = "cannot parse this image"
513
+ raise OSError(msg)
514
+ if self.data:
515
+ # incremental parsing not possible; reopen the file
516
+ # not that we have all data
517
+ with io.BytesIO(self.data) as fp:
518
+ try:
519
+ self.image = Image.open(fp)
520
+ finally:
521
+ self.image.load()
522
+ return self.image
523
+
524
+
525
+ # --------------------------------------------------------------------
526
+
527
+
528
+ def _save(im, fp, tile, bufsize=0) -> None:
529
+ """Helper to save image based on tile list
530
+
531
+ :param im: Image object.
532
+ :param fp: File object.
533
+ :param tile: Tile list.
534
+ :param bufsize: Optional buffer size
535
+ """
536
+
537
+ im.load()
538
+ if not hasattr(im, "encoderconfig"):
539
+ im.encoderconfig = ()
540
+ tile.sort(key=_tilesort)
541
+ # FIXME: make MAXBLOCK a configuration parameter
542
+ # It would be great if we could have the encoder specify what it needs
543
+ # But, it would need at least the image size in most cases. RawEncode is
544
+ # a tricky case.
545
+ bufsize = max(MAXBLOCK, bufsize, im.size[0] * 4) # see RawEncode.c
546
+ try:
547
+ fh = fp.fileno()
548
+ fp.flush()
549
+ _encode_tile(im, fp, tile, bufsize, fh)
550
+ except (AttributeError, io.UnsupportedOperation) as exc:
551
+ _encode_tile(im, fp, tile, bufsize, None, exc)
552
+ if hasattr(fp, "flush"):
553
+ fp.flush()
554
+
555
+
556
+ def _encode_tile(im, fp, tile: list[_Tile], bufsize, fh, exc=None):
557
+ for encoder_name, extents, offset, args in tile:
558
+ if offset > 0:
559
+ fp.seek(offset)
560
+ encoder = Image._getencoder(im.mode, encoder_name, args, im.encoderconfig)
561
+ try:
562
+ encoder.setimage(im.im, extents)
563
+ if encoder.pushes_fd:
564
+ encoder.setfd(fp)
565
+ errcode = encoder.encode_to_pyfd()[1]
566
+ else:
567
+ if exc:
568
+ # compress to Python file-compatible object
569
+ while True:
570
+ errcode, data = encoder.encode(bufsize)[1:]
571
+ fp.write(data)
572
+ if errcode:
573
+ break
574
+ else:
575
+ # slight speedup: compress to real file object
576
+ errcode = encoder.encode_to_file(fh, bufsize)
577
+ if errcode < 0:
578
+ raise _get_oserror(errcode, encoder=True) from exc
579
+ finally:
580
+ encoder.cleanup()
581
+
582
+
583
+ def _safe_read(fp, size):
584
+ """
585
+ Reads large blocks in a safe way. Unlike fp.read(n), this function
586
+ doesn't trust the user. If the requested size is larger than
587
+ SAFEBLOCK, the file is read block by block.
588
+
589
+ :param fp: File handle. Must implement a <b>read</b> method.
590
+ :param size: Number of bytes to read.
591
+ :returns: A string containing <i>size</i> bytes of data.
592
+
593
+ Raises an OSError if the file is truncated and the read cannot be completed
594
+
595
+ """
596
+ if size <= 0:
597
+ return b""
598
+ if size <= SAFEBLOCK:
599
+ data = fp.read(size)
600
+ if len(data) < size:
601
+ msg = "Truncated File Read"
602
+ raise OSError(msg)
603
+ return data
604
+ data = []
605
+ remaining_size = size
606
+ while remaining_size > 0:
607
+ block = fp.read(min(remaining_size, SAFEBLOCK))
608
+ if not block:
609
+ break
610
+ data.append(block)
611
+ remaining_size -= len(block)
612
+ if sum(len(d) for d in data) < size:
613
+ msg = "Truncated File Read"
614
+ raise OSError(msg)
615
+ return b"".join(data)
616
+
617
+
618
+ class PyCodecState:
619
+ def __init__(self) -> None:
620
+ self.xsize = 0
621
+ self.ysize = 0
622
+ self.xoff = 0
623
+ self.yoff = 0
624
+
625
+ def extents(self) -> tuple[int, int, int, int]:
626
+ return self.xoff, self.yoff, self.xoff + self.xsize, self.yoff + self.ysize
627
+
628
+
629
+ class PyCodec:
630
+ fd: IO[bytes] | None
631
+
632
+ def __init__(self, mode, *args):
633
+ self.im = None
634
+ self.state = PyCodecState()
635
+ self.fd = None
636
+ self.mode = mode
637
+ self.init(args)
638
+
639
+ def init(self, args):
640
+ """
641
+ Override to perform codec specific initialization
642
+
643
+ :param args: Array of args items from the tile entry
644
+ :returns: None
645
+ """
646
+ self.args = args
647
+
648
+ def cleanup(self) -> None:
649
+ """
650
+ Override to perform codec specific cleanup
651
+
652
+ :returns: None
653
+ """
654
+ pass
655
+
656
+ def setfd(self, fd):
657
+ """
658
+ Called from ImageFile to set the Python file-like object
659
+
660
+ :param fd: A Python file-like object
661
+ :returns: None
662
+ """
663
+ self.fd = fd
664
+
665
+ def setimage(self, im, extents: tuple[int, int, int, int] | None = None) -> None:
666
+ """
667
+ Called from ImageFile to set the core output image for the codec
668
+
669
+ :param im: A core image object
670
+ :param extents: a 4 tuple of (x0, y0, x1, y1) defining the rectangle
671
+ for this tile
672
+ :returns: None
673
+ """
674
+
675
+ # following c code
676
+ self.im = im
677
+
678
+ if extents:
679
+ (x0, y0, x1, y1) = extents
680
+ else:
681
+ (x0, y0, x1, y1) = (0, 0, 0, 0)
682
+
683
+ if x0 == 0 and x1 == 0:
684
+ self.state.xsize, self.state.ysize = self.im.size
685
+ else:
686
+ self.state.xoff = x0
687
+ self.state.yoff = y0
688
+ self.state.xsize = x1 - x0
689
+ self.state.ysize = y1 - y0
690
+
691
+ if self.state.xsize <= 0 or self.state.ysize <= 0:
692
+ msg = "Size cannot be negative"
693
+ raise ValueError(msg)
694
+
695
+ if (
696
+ self.state.xsize + self.state.xoff > self.im.size[0]
697
+ or self.state.ysize + self.state.yoff > self.im.size[1]
698
+ ):
699
+ msg = "Tile cannot extend outside image"
700
+ raise ValueError(msg)
701
+
702
+
703
+ class PyDecoder(PyCodec):
704
+ """
705
+ Python implementation of a format decoder. Override this class and
706
+ add the decoding logic in the :meth:`decode` method.
707
+
708
+ See :ref:`Writing Your Own File Codec in Python<file-codecs-py>`
709
+ """
710
+
711
+ _pulls_fd = False
712
+
713
+ @property
714
+ def pulls_fd(self) -> bool:
715
+ return self._pulls_fd
716
+
717
+ def decode(self, buffer: bytes) -> tuple[int, int]:
718
+ """
719
+ Override to perform the decoding process.
720
+
721
+ :param buffer: A bytes object with the data to be decoded.
722
+ :returns: A tuple of ``(bytes consumed, errcode)``.
723
+ If finished with decoding return -1 for the bytes consumed.
724
+ Err codes are from :data:`.ImageFile.ERRORS`.
725
+ """
726
+ msg = "unavailable in base decoder"
727
+ raise NotImplementedError(msg)
728
+
729
+ def set_as_raw(self, data: bytes, rawmode=None) -> None:
730
+ """
731
+ Convenience method to set the internal image from a stream of raw data
732
+
733
+ :param data: Bytes to be set
734
+ :param rawmode: The rawmode to be used for the decoder.
735
+ If not specified, it will default to the mode of the image
736
+ :returns: None
737
+ """
738
+
739
+ if not rawmode:
740
+ rawmode = self.mode
741
+ d = Image._getdecoder(self.mode, "raw", rawmode)
742
+ assert self.im is not None
743
+ d.setimage(self.im, self.state.extents())
744
+ s = d.decode(data)
745
+
746
+ if s[0] >= 0:
747
+ msg = "not enough image data"
748
+ raise ValueError(msg)
749
+ if s[1] != 0:
750
+ msg = "cannot decode image data"
751
+ raise ValueError(msg)
752
+
753
+
754
+ class PyEncoder(PyCodec):
755
+ """
756
+ Python implementation of a format encoder. Override this class and
757
+ add the decoding logic in the :meth:`encode` method.
758
+
759
+ See :ref:`Writing Your Own File Codec in Python<file-codecs-py>`
760
+ """
761
+
762
+ _pushes_fd = False
763
+
764
+ @property
765
+ def pushes_fd(self) -> bool:
766
+ return self._pushes_fd
767
+
768
+ def encode(self, bufsize: int) -> tuple[int, int, bytes]:
769
+ """
770
+ Override to perform the encoding process.
771
+
772
+ :param bufsize: Buffer size.
773
+ :returns: A tuple of ``(bytes encoded, errcode, bytes)``.
774
+ If finished with encoding return 1 for the error code.
775
+ Err codes are from :data:`.ImageFile.ERRORS`.
776
+ """
777
+ msg = "unavailable in base encoder"
778
+ raise NotImplementedError(msg)
779
+
780
+ def encode_to_pyfd(self) -> tuple[int, int]:
781
+ """
782
+ If ``pushes_fd`` is ``True``, then this method will be used,
783
+ and ``encode()`` will only be called once.
784
+
785
+ :returns: A tuple of ``(bytes consumed, errcode)``.
786
+ Err codes are from :data:`.ImageFile.ERRORS`.
787
+ """
788
+ if not self.pushes_fd:
789
+ return 0, -8 # bad configuration
790
+ bytes_consumed, errcode, data = self.encode(0)
791
+ if data:
792
+ assert self.fd is not None
793
+ self.fd.write(data)
794
+ return bytes_consumed, errcode
795
+
796
+ def encode_to_file(self, fh, bufsize):
797
+ """
798
+ :param fh: File handle.
799
+ :param bufsize: Buffer size.
800
+
801
+ :returns: If finished successfully, return 0.
802
+ Otherwise, return an error code. Err codes are from
803
+ :data:`.ImageFile.ERRORS`.
804
+ """
805
+ errcode = 0
806
+ while errcode == 0:
807
+ status, errcode, buf = self.encode(bufsize)
808
+ if status > 0:
809
+ fh.write(buf[status:])
810
+ return errcode
MLPY/Lib/site-packages/PIL/ImageFilter.py ADDED
@@ -0,0 +1,604 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # standard filters
6
+ #
7
+ # History:
8
+ # 1995-11-27 fl Created
9
+ # 2002-06-08 fl Added rank and mode filters
10
+ # 2003-09-15 fl Fixed rank calculation in rank filter; added expand call
11
+ #
12
+ # Copyright (c) 1997-2003 by Secret Labs AB.
13
+ # Copyright (c) 1995-2002 by Fredrik Lundh.
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+ from __future__ import annotations
18
+
19
+ import abc
20
+ import functools
21
+ from types import ModuleType
22
+ from typing import TYPE_CHECKING, Any, Callable, Sequence, cast
23
+
24
+ if TYPE_CHECKING:
25
+ from . import _imaging
26
+ from ._typing import NumpyArray
27
+
28
+
29
+ class Filter:
30
+ @abc.abstractmethod
31
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
32
+ pass
33
+
34
+
35
+ class MultibandFilter(Filter):
36
+ pass
37
+
38
+
39
+ class BuiltinFilter(MultibandFilter):
40
+ filterargs: tuple[Any, ...]
41
+
42
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
43
+ if image.mode == "P":
44
+ msg = "cannot filter palette images"
45
+ raise ValueError(msg)
46
+ return image.filter(*self.filterargs)
47
+
48
+
49
+ class Kernel(BuiltinFilter):
50
+ """
51
+ Create a convolution kernel. This only supports 3x3 and 5x5 integer and floating
52
+ point kernels.
53
+
54
+ Kernels can only be applied to "L" and "RGB" images.
55
+
56
+ :param size: Kernel size, given as (width, height). This must be (3,3) or (5,5).
57
+ :param kernel: A sequence containing kernel weights. The kernel will be flipped
58
+ vertically before being applied to the image.
59
+ :param scale: Scale factor. If given, the result for each pixel is divided by this
60
+ value. The default is the sum of the kernel weights.
61
+ :param offset: Offset. If given, this value is added to the result, after it has
62
+ been divided by the scale factor.
63
+ """
64
+
65
+ name = "Kernel"
66
+
67
+ def __init__(
68
+ self,
69
+ size: tuple[int, int],
70
+ kernel: Sequence[float],
71
+ scale: float | None = None,
72
+ offset: float = 0,
73
+ ) -> None:
74
+ if scale is None:
75
+ # default scale is sum of kernel
76
+ scale = functools.reduce(lambda a, b: a + b, kernel)
77
+ if size[0] * size[1] != len(kernel):
78
+ msg = "not enough coefficients in kernel"
79
+ raise ValueError(msg)
80
+ self.filterargs = size, scale, offset, kernel
81
+
82
+
83
+ class RankFilter(Filter):
84
+ """
85
+ Create a rank filter. The rank filter sorts all pixels in
86
+ a window of the given size, and returns the ``rank``'th value.
87
+
88
+ :param size: The kernel size, in pixels.
89
+ :param rank: What pixel value to pick. Use 0 for a min filter,
90
+ ``size * size / 2`` for a median filter, ``size * size - 1``
91
+ for a max filter, etc.
92
+ """
93
+
94
+ name = "Rank"
95
+
96
+ def __init__(self, size: int, rank: int) -> None:
97
+ self.size = size
98
+ self.rank = rank
99
+
100
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
101
+ if image.mode == "P":
102
+ msg = "cannot filter palette images"
103
+ raise ValueError(msg)
104
+ image = image.expand(self.size // 2, self.size // 2)
105
+ return image.rankfilter(self.size, self.rank)
106
+
107
+
108
+ class MedianFilter(RankFilter):
109
+ """
110
+ Create a median filter. Picks the median pixel value in a window with the
111
+ given size.
112
+
113
+ :param size: The kernel size, in pixels.
114
+ """
115
+
116
+ name = "Median"
117
+
118
+ def __init__(self, size: int = 3) -> None:
119
+ self.size = size
120
+ self.rank = size * size // 2
121
+
122
+
123
+ class MinFilter(RankFilter):
124
+ """
125
+ Create a min filter. Picks the lowest pixel value in a window with the
126
+ given size.
127
+
128
+ :param size: The kernel size, in pixels.
129
+ """
130
+
131
+ name = "Min"
132
+
133
+ def __init__(self, size: int = 3) -> None:
134
+ self.size = size
135
+ self.rank = 0
136
+
137
+
138
+ class MaxFilter(RankFilter):
139
+ """
140
+ Create a max filter. Picks the largest pixel value in a window with the
141
+ given size.
142
+
143
+ :param size: The kernel size, in pixels.
144
+ """
145
+
146
+ name = "Max"
147
+
148
+ def __init__(self, size: int = 3) -> None:
149
+ self.size = size
150
+ self.rank = size * size - 1
151
+
152
+
153
+ class ModeFilter(Filter):
154
+ """
155
+ Create a mode filter. Picks the most frequent pixel value in a box with the
156
+ given size. Pixel values that occur only once or twice are ignored; if no
157
+ pixel value occurs more than twice, the original pixel value is preserved.
158
+
159
+ :param size: The kernel size, in pixels.
160
+ """
161
+
162
+ name = "Mode"
163
+
164
+ def __init__(self, size: int = 3) -> None:
165
+ self.size = size
166
+
167
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
168
+ return image.modefilter(self.size)
169
+
170
+
171
+ class GaussianBlur(MultibandFilter):
172
+ """Blurs the image with a sequence of extended box filters, which
173
+ approximates a Gaussian kernel. For details on accuracy see
174
+ <https://www.mia.uni-saarland.de/Publications/gwosdek-ssvm11.pdf>
175
+
176
+ :param radius: Standard deviation of the Gaussian kernel. Either a sequence of two
177
+ numbers for x and y, or a single number for both.
178
+ """
179
+
180
+ name = "GaussianBlur"
181
+
182
+ def __init__(self, radius: float | Sequence[float] = 2) -> None:
183
+ self.radius = radius
184
+
185
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
186
+ xy = self.radius
187
+ if isinstance(xy, (int, float)):
188
+ xy = (xy, xy)
189
+ if xy == (0, 0):
190
+ return image.copy()
191
+ return image.gaussian_blur(xy)
192
+
193
+
194
+ class BoxBlur(MultibandFilter):
195
+ """Blurs the image by setting each pixel to the average value of the pixels
196
+ in a square box extending radius pixels in each direction.
197
+ Supports float radius of arbitrary size. Uses an optimized implementation
198
+ which runs in linear time relative to the size of the image
199
+ for any radius value.
200
+
201
+ :param radius: Size of the box in a direction. Either a sequence of two numbers for
202
+ x and y, or a single number for both.
203
+
204
+ Radius 0 does not blur, returns an identical image.
205
+ Radius 1 takes 1 pixel in each direction, i.e. 9 pixels in total.
206
+ """
207
+
208
+ name = "BoxBlur"
209
+
210
+ def __init__(self, radius: float | Sequence[float]) -> None:
211
+ xy = radius if isinstance(radius, (tuple, list)) else (radius, radius)
212
+ if xy[0] < 0 or xy[1] < 0:
213
+ msg = "radius must be >= 0"
214
+ raise ValueError(msg)
215
+ self.radius = radius
216
+
217
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
218
+ xy = self.radius
219
+ if isinstance(xy, (int, float)):
220
+ xy = (xy, xy)
221
+ if xy == (0, 0):
222
+ return image.copy()
223
+ return image.box_blur(xy)
224
+
225
+
226
+ class UnsharpMask(MultibandFilter):
227
+ """Unsharp mask filter.
228
+
229
+ See Wikipedia's entry on `digital unsharp masking`_ for an explanation of
230
+ the parameters.
231
+
232
+ :param radius: Blur Radius
233
+ :param percent: Unsharp strength, in percent
234
+ :param threshold: Threshold controls the minimum brightness change that
235
+ will be sharpened
236
+
237
+ .. _digital unsharp masking: https://en.wikipedia.org/wiki/Unsharp_masking#Digital_unsharp_masking
238
+
239
+ """
240
+
241
+ name = "UnsharpMask"
242
+
243
+ def __init__(
244
+ self, radius: float = 2, percent: int = 150, threshold: int = 3
245
+ ) -> None:
246
+ self.radius = radius
247
+ self.percent = percent
248
+ self.threshold = threshold
249
+
250
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
251
+ return image.unsharp_mask(self.radius, self.percent, self.threshold)
252
+
253
+
254
+ class BLUR(BuiltinFilter):
255
+ name = "Blur"
256
+ # fmt: off
257
+ filterargs = (5, 5), 16, 0, (
258
+ 1, 1, 1, 1, 1,
259
+ 1, 0, 0, 0, 1,
260
+ 1, 0, 0, 0, 1,
261
+ 1, 0, 0, 0, 1,
262
+ 1, 1, 1, 1, 1,
263
+ )
264
+ # fmt: on
265
+
266
+
267
+ class CONTOUR(BuiltinFilter):
268
+ name = "Contour"
269
+ # fmt: off
270
+ filterargs = (3, 3), 1, 255, (
271
+ -1, -1, -1,
272
+ -1, 8, -1,
273
+ -1, -1, -1,
274
+ )
275
+ # fmt: on
276
+
277
+
278
+ class DETAIL(BuiltinFilter):
279
+ name = "Detail"
280
+ # fmt: off
281
+ filterargs = (3, 3), 6, 0, (
282
+ 0, -1, 0,
283
+ -1, 10, -1,
284
+ 0, -1, 0,
285
+ )
286
+ # fmt: on
287
+
288
+
289
+ class EDGE_ENHANCE(BuiltinFilter):
290
+ name = "Edge-enhance"
291
+ # fmt: off
292
+ filterargs = (3, 3), 2, 0, (
293
+ -1, -1, -1,
294
+ -1, 10, -1,
295
+ -1, -1, -1,
296
+ )
297
+ # fmt: on
298
+
299
+
300
+ class EDGE_ENHANCE_MORE(BuiltinFilter):
301
+ name = "Edge-enhance More"
302
+ # fmt: off
303
+ filterargs = (3, 3), 1, 0, (
304
+ -1, -1, -1,
305
+ -1, 9, -1,
306
+ -1, -1, -1,
307
+ )
308
+ # fmt: on
309
+
310
+
311
+ class EMBOSS(BuiltinFilter):
312
+ name = "Emboss"
313
+ # fmt: off
314
+ filterargs = (3, 3), 1, 128, (
315
+ -1, 0, 0,
316
+ 0, 1, 0,
317
+ 0, 0, 0,
318
+ )
319
+ # fmt: on
320
+
321
+
322
+ class FIND_EDGES(BuiltinFilter):
323
+ name = "Find Edges"
324
+ # fmt: off
325
+ filterargs = (3, 3), 1, 0, (
326
+ -1, -1, -1,
327
+ -1, 8, -1,
328
+ -1, -1, -1,
329
+ )
330
+ # fmt: on
331
+
332
+
333
+ class SHARPEN(BuiltinFilter):
334
+ name = "Sharpen"
335
+ # fmt: off
336
+ filterargs = (3, 3), 16, 0, (
337
+ -2, -2, -2,
338
+ -2, 32, -2,
339
+ -2, -2, -2,
340
+ )
341
+ # fmt: on
342
+
343
+
344
+ class SMOOTH(BuiltinFilter):
345
+ name = "Smooth"
346
+ # fmt: off
347
+ filterargs = (3, 3), 13, 0, (
348
+ 1, 1, 1,
349
+ 1, 5, 1,
350
+ 1, 1, 1,
351
+ )
352
+ # fmt: on
353
+
354
+
355
+ class SMOOTH_MORE(BuiltinFilter):
356
+ name = "Smooth More"
357
+ # fmt: off
358
+ filterargs = (5, 5), 100, 0, (
359
+ 1, 1, 1, 1, 1,
360
+ 1, 5, 5, 5, 1,
361
+ 1, 5, 44, 5, 1,
362
+ 1, 5, 5, 5, 1,
363
+ 1, 1, 1, 1, 1,
364
+ )
365
+ # fmt: on
366
+
367
+
368
+ class Color3DLUT(MultibandFilter):
369
+ """Three-dimensional color lookup table.
370
+
371
+ Transforms 3-channel pixels using the values of the channels as coordinates
372
+ in the 3D lookup table and interpolating the nearest elements.
373
+
374
+ This method allows you to apply almost any color transformation
375
+ in constant time by using pre-calculated decimated tables.
376
+
377
+ .. versionadded:: 5.2.0
378
+
379
+ :param size: Size of the table. One int or tuple of (int, int, int).
380
+ Minimal size in any dimension is 2, maximum is 65.
381
+ :param table: Flat lookup table. A list of ``channels * size**3``
382
+ float elements or a list of ``size**3`` channels-sized
383
+ tuples with floats. Channels are changed first,
384
+ then first dimension, then second, then third.
385
+ Value 0.0 corresponds lowest value of output, 1.0 highest.
386
+ :param channels: Number of channels in the table. Could be 3 or 4.
387
+ Default is 3.
388
+ :param target_mode: A mode for the result image. Should have not less
389
+ than ``channels`` channels. Default is ``None``,
390
+ which means that mode wouldn't be changed.
391
+ """
392
+
393
+ name = "Color 3D LUT"
394
+
395
+ def __init__(
396
+ self,
397
+ size: int | tuple[int, int, int],
398
+ table: Sequence[float] | Sequence[Sequence[int]] | NumpyArray,
399
+ channels: int = 3,
400
+ target_mode: str | None = None,
401
+ **kwargs: bool,
402
+ ) -> None:
403
+ if channels not in (3, 4):
404
+ msg = "Only 3 or 4 output channels are supported"
405
+ raise ValueError(msg)
406
+ self.size = size = self._check_size(size)
407
+ self.channels = channels
408
+ self.mode = target_mode
409
+
410
+ # Hidden flag `_copy_table=False` could be used to avoid extra copying
411
+ # of the table if the table is specially made for the constructor.
412
+ copy_table = kwargs.get("_copy_table", True)
413
+ items = size[0] * size[1] * size[2]
414
+ wrong_size = False
415
+
416
+ numpy: ModuleType | None = None
417
+ if hasattr(table, "shape"):
418
+ try:
419
+ import numpy
420
+ except ImportError:
421
+ pass
422
+
423
+ if numpy and isinstance(table, numpy.ndarray):
424
+ numpy_table: NumpyArray = table
425
+ if copy_table:
426
+ numpy_table = numpy_table.copy()
427
+
428
+ if numpy_table.shape in [
429
+ (items * channels,),
430
+ (items, channels),
431
+ (size[2], size[1], size[0], channels),
432
+ ]:
433
+ table = numpy_table.reshape(items * channels)
434
+ else:
435
+ wrong_size = True
436
+
437
+ else:
438
+ if copy_table:
439
+ table = list(table)
440
+
441
+ # Convert to a flat list
442
+ if table and isinstance(table[0], (list, tuple)):
443
+ raw_table = cast(Sequence[Sequence[int]], table)
444
+ flat_table: list[int] = []
445
+ for pixel in raw_table:
446
+ if len(pixel) != channels:
447
+ msg = (
448
+ "The elements of the table should "
449
+ f"have a length of {channels}."
450
+ )
451
+ raise ValueError(msg)
452
+ flat_table.extend(pixel)
453
+ table = flat_table
454
+
455
+ if wrong_size or len(table) != items * channels:
456
+ msg = (
457
+ "The table should have either channels * size**3 float items "
458
+ "or size**3 items of channels-sized tuples with floats. "
459
+ f"Table should be: {channels}x{size[0]}x{size[1]}x{size[2]}. "
460
+ f"Actual length: {len(table)}"
461
+ )
462
+ raise ValueError(msg)
463
+ self.table = table
464
+
465
+ @staticmethod
466
+ def _check_size(size: Any) -> tuple[int, int, int]:
467
+ try:
468
+ _, _, _ = size
469
+ except ValueError as e:
470
+ msg = "Size should be either an integer or a tuple of three integers."
471
+ raise ValueError(msg) from e
472
+ except TypeError:
473
+ size = (size, size, size)
474
+ size = tuple(int(x) for x in size)
475
+ for size_1d in size:
476
+ if not 2 <= size_1d <= 65:
477
+ msg = "Size should be in [2, 65] range."
478
+ raise ValueError(msg)
479
+ return size
480
+
481
+ @classmethod
482
+ def generate(
483
+ cls,
484
+ size: int | tuple[int, int, int],
485
+ callback: Callable[[float, float, float], tuple[float, ...]],
486
+ channels: int = 3,
487
+ target_mode: str | None = None,
488
+ ) -> Color3DLUT:
489
+ """Generates new LUT using provided callback.
490
+
491
+ :param size: Size of the table. Passed to the constructor.
492
+ :param callback: Function with three parameters which correspond
493
+ three color channels. Will be called ``size**3``
494
+ times with values from 0.0 to 1.0 and should return
495
+ a tuple with ``channels`` elements.
496
+ :param channels: The number of channels which should return callback.
497
+ :param target_mode: Passed to the constructor of the resulting
498
+ lookup table.
499
+ """
500
+ size_1d, size_2d, size_3d = cls._check_size(size)
501
+ if channels not in (3, 4):
502
+ msg = "Only 3 or 4 output channels are supported"
503
+ raise ValueError(msg)
504
+
505
+ table: list[float] = [0] * (size_1d * size_2d * size_3d * channels)
506
+ idx_out = 0
507
+ for b in range(size_3d):
508
+ for g in range(size_2d):
509
+ for r in range(size_1d):
510
+ table[idx_out : idx_out + channels] = callback(
511
+ r / (size_1d - 1), g / (size_2d - 1), b / (size_3d - 1)
512
+ )
513
+ idx_out += channels
514
+
515
+ return cls(
516
+ (size_1d, size_2d, size_3d),
517
+ table,
518
+ channels=channels,
519
+ target_mode=target_mode,
520
+ _copy_table=False,
521
+ )
522
+
523
+ def transform(
524
+ self,
525
+ callback: Callable[..., tuple[float, ...]],
526
+ with_normals: bool = False,
527
+ channels: int | None = None,
528
+ target_mode: str | None = None,
529
+ ) -> Color3DLUT:
530
+ """Transforms the table values using provided callback and returns
531
+ a new LUT with altered values.
532
+
533
+ :param callback: A function which takes old lookup table values
534
+ and returns a new set of values. The number
535
+ of arguments which function should take is
536
+ ``self.channels`` or ``3 + self.channels``
537
+ if ``with_normals`` flag is set.
538
+ Should return a tuple of ``self.channels`` or
539
+ ``channels`` elements if it is set.
540
+ :param with_normals: If true, ``callback`` will be called with
541
+ coordinates in the color cube as the first
542
+ three arguments. Otherwise, ``callback``
543
+ will be called only with actual color values.
544
+ :param channels: The number of channels in the resulting lookup table.
545
+ :param target_mode: Passed to the constructor of the resulting
546
+ lookup table.
547
+ """
548
+ if channels not in (None, 3, 4):
549
+ msg = "Only 3 or 4 output channels are supported"
550
+ raise ValueError(msg)
551
+ ch_in = self.channels
552
+ ch_out = channels or ch_in
553
+ size_1d, size_2d, size_3d = self.size
554
+
555
+ table = [0] * (size_1d * size_2d * size_3d * ch_out)
556
+ idx_in = 0
557
+ idx_out = 0
558
+ for b in range(size_3d):
559
+ for g in range(size_2d):
560
+ for r in range(size_1d):
561
+ values = self.table[idx_in : idx_in + ch_in]
562
+ if with_normals:
563
+ values = callback(
564
+ r / (size_1d - 1),
565
+ g / (size_2d - 1),
566
+ b / (size_3d - 1),
567
+ *values,
568
+ )
569
+ else:
570
+ values = callback(*values)
571
+ table[idx_out : idx_out + ch_out] = values
572
+ idx_in += ch_in
573
+ idx_out += ch_out
574
+
575
+ return type(self)(
576
+ self.size,
577
+ table,
578
+ channels=ch_out,
579
+ target_mode=target_mode or self.mode,
580
+ _copy_table=False,
581
+ )
582
+
583
+ def __repr__(self) -> str:
584
+ r = [
585
+ f"{self.__class__.__name__} from {self.table.__class__.__name__}",
586
+ "size={:d}x{:d}x{:d}".format(*self.size),
587
+ f"channels={self.channels:d}",
588
+ ]
589
+ if self.mode:
590
+ r.append(f"target_mode={self.mode}")
591
+ return "<{}>".format(" ".join(r))
592
+
593
+ def filter(self, image: _imaging.ImagingCore) -> _imaging.ImagingCore:
594
+ from . import Image
595
+
596
+ return image.color_lut_3d(
597
+ self.mode or image.mode,
598
+ Image.Resampling.BILINEAR,
599
+ self.channels,
600
+ self.size[0],
601
+ self.size[1],
602
+ self.size[2],
603
+ self.table,
604
+ )
MLPY/Lib/site-packages/PIL/ImageFont.py ADDED
@@ -0,0 +1,1290 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # PIL raster font management
6
+ #
7
+ # History:
8
+ # 1996-08-07 fl created (experimental)
9
+ # 1997-08-25 fl minor adjustments to handle fonts from pilfont 0.3
10
+ # 1999-02-06 fl rewrote most font management stuff in C
11
+ # 1999-03-17 fl take pth files into account in load_path (from Richard Jones)
12
+ # 2001-02-17 fl added freetype support
13
+ # 2001-05-09 fl added TransposedFont wrapper class
14
+ # 2002-03-04 fl make sure we have a "L" or "1" font
15
+ # 2002-12-04 fl skip non-directory entries in the system path
16
+ # 2003-04-29 fl add embedded default font
17
+ # 2003-09-27 fl added support for truetype charmap encodings
18
+ #
19
+ # Todo:
20
+ # Adapt to PILFONT2 format (16-bit fonts, compressed, single file)
21
+ #
22
+ # Copyright (c) 1997-2003 by Secret Labs AB
23
+ # Copyright (c) 1996-2003 by Fredrik Lundh
24
+ #
25
+ # See the README file for information on usage and redistribution.
26
+ #
27
+
28
+ from __future__ import annotations
29
+
30
+ import base64
31
+ import os
32
+ import sys
33
+ import warnings
34
+ from enum import IntEnum
35
+ from io import BytesIO
36
+ from types import ModuleType
37
+ from typing import IO, TYPE_CHECKING, Any, BinaryIO
38
+
39
+ from . import Image
40
+ from ._typing import StrOrBytesPath
41
+ from ._util import DeferredError, is_path
42
+
43
+ if TYPE_CHECKING:
44
+ from . import ImageFile
45
+ from ._imaging import ImagingFont
46
+ from ._imagingft import Font
47
+
48
+
49
+ class Layout(IntEnum):
50
+ BASIC = 0
51
+ RAQM = 1
52
+
53
+
54
+ MAX_STRING_LENGTH = 1_000_000
55
+
56
+
57
+ core: ModuleType | DeferredError
58
+ try:
59
+ from . import _imagingft as core
60
+ except ImportError as ex:
61
+ core = DeferredError.new(ex)
62
+
63
+
64
+ def _string_length_check(text: str | bytes | bytearray) -> None:
65
+ if MAX_STRING_LENGTH is not None and len(text) > MAX_STRING_LENGTH:
66
+ msg = "too many characters in string"
67
+ raise ValueError(msg)
68
+
69
+
70
+ # FIXME: add support for pilfont2 format (see FontFile.py)
71
+
72
+ # --------------------------------------------------------------------
73
+ # Font metrics format:
74
+ # "PILfont" LF
75
+ # fontdescriptor LF
76
+ # (optional) key=value... LF
77
+ # "DATA" LF
78
+ # binary data: 256*10*2 bytes (dx, dy, dstbox, srcbox)
79
+ #
80
+ # To place a character, cut out srcbox and paste at dstbox,
81
+ # relative to the character position. Then move the character
82
+ # position according to dx, dy.
83
+ # --------------------------------------------------------------------
84
+
85
+
86
+ class ImageFont:
87
+ """PIL font wrapper"""
88
+
89
+ font: ImagingFont
90
+
91
+ def _load_pilfont(self, filename: str) -> None:
92
+ with open(filename, "rb") as fp:
93
+ image: ImageFile.ImageFile | None = None
94
+ for ext in (".png", ".gif", ".pbm"):
95
+ if image:
96
+ image.close()
97
+ try:
98
+ fullname = os.path.splitext(filename)[0] + ext
99
+ image = Image.open(fullname)
100
+ except Exception:
101
+ pass
102
+ else:
103
+ if image and image.mode in ("1", "L"):
104
+ break
105
+ else:
106
+ if image:
107
+ image.close()
108
+ msg = "cannot find glyph data file"
109
+ raise OSError(msg)
110
+
111
+ self.file = fullname
112
+
113
+ self._load_pilfont_data(fp, image)
114
+ image.close()
115
+
116
+ def _load_pilfont_data(self, file: IO[bytes], image: Image.Image) -> None:
117
+ # read PILfont header
118
+ if file.readline() != b"PILfont\n":
119
+ msg = "Not a PILfont file"
120
+ raise SyntaxError(msg)
121
+ file.readline().split(b";")
122
+ self.info = [] # FIXME: should be a dictionary
123
+ while True:
124
+ s = file.readline()
125
+ if not s or s == b"DATA\n":
126
+ break
127
+ self.info.append(s)
128
+
129
+ # read PILfont metrics
130
+ data = file.read(256 * 20)
131
+
132
+ # check image
133
+ if image.mode not in ("1", "L"):
134
+ msg = "invalid font image mode"
135
+ raise TypeError(msg)
136
+
137
+ image.load()
138
+
139
+ self.font = Image.core.font(image.im, data)
140
+
141
+ def getmask(self, text, mode="", *args, **kwargs):
142
+ """
143
+ Create a bitmap for the text.
144
+
145
+ If the font uses antialiasing, the bitmap should have mode ``L`` and use a
146
+ maximum value of 255. Otherwise, it should have mode ``1``.
147
+
148
+ :param text: Text to render.
149
+ :param mode: Used by some graphics drivers to indicate what mode the
150
+ driver prefers; if empty, the renderer may return either
151
+ mode. Note that the mode is always a string, to simplify
152
+ C-level implementations.
153
+
154
+ .. versionadded:: 1.1.5
155
+
156
+ :return: An internal PIL storage memory instance as defined by the
157
+ :py:mod:`PIL.Image.core` interface module.
158
+ """
159
+ _string_length_check(text)
160
+ Image._decompression_bomb_check(self.font.getsize(text))
161
+ return self.font.getmask(text, mode)
162
+
163
+ def getbbox(
164
+ self, text: str | bytes | bytearray, *args: Any, **kwargs: Any
165
+ ) -> tuple[int, int, int, int]:
166
+ """
167
+ Returns bounding box (in pixels) of given text.
168
+
169
+ .. versionadded:: 9.2.0
170
+
171
+ :param text: Text to render.
172
+
173
+ :return: ``(left, top, right, bottom)`` bounding box
174
+ """
175
+ _string_length_check(text)
176
+ width, height = self.font.getsize(text)
177
+ return 0, 0, width, height
178
+
179
+ def getlength(
180
+ self, text: str | bytes | bytearray, *args: Any, **kwargs: Any
181
+ ) -> int:
182
+ """
183
+ Returns length (in pixels) of given text.
184
+ This is the amount by which following text should be offset.
185
+
186
+ .. versionadded:: 9.2.0
187
+ """
188
+ _string_length_check(text)
189
+ width, height = self.font.getsize(text)
190
+ return width
191
+
192
+
193
+ ##
194
+ # Wrapper for FreeType fonts. Application code should use the
195
+ # <b>truetype</b> factory function to create font objects.
196
+
197
+
198
+ class FreeTypeFont:
199
+ """FreeType font wrapper (requires _imagingft service)"""
200
+
201
+ font: Font
202
+ font_bytes: bytes
203
+
204
+ def __init__(
205
+ self,
206
+ font: StrOrBytesPath | BinaryIO | None = None,
207
+ size: float = 10,
208
+ index: int = 0,
209
+ encoding: str = "",
210
+ layout_engine: Layout | None = None,
211
+ ) -> None:
212
+ # FIXME: use service provider instead
213
+
214
+ if isinstance(core, DeferredError):
215
+ raise core.ex
216
+
217
+ if size <= 0:
218
+ msg = "font size must be greater than 0"
219
+ raise ValueError(msg)
220
+
221
+ self.path = font
222
+ self.size = size
223
+ self.index = index
224
+ self.encoding = encoding
225
+
226
+ if layout_engine not in (Layout.BASIC, Layout.RAQM):
227
+ layout_engine = Layout.BASIC
228
+ if core.HAVE_RAQM:
229
+ layout_engine = Layout.RAQM
230
+ elif layout_engine == Layout.RAQM and not core.HAVE_RAQM:
231
+ warnings.warn(
232
+ "Raqm layout was requested, but Raqm is not available. "
233
+ "Falling back to basic layout."
234
+ )
235
+ layout_engine = Layout.BASIC
236
+
237
+ self.layout_engine = layout_engine
238
+
239
+ def load_from_bytes(f):
240
+ self.font_bytes = f.read()
241
+ self.font = core.getfont(
242
+ "", size, index, encoding, self.font_bytes, layout_engine
243
+ )
244
+
245
+ if is_path(font):
246
+ font = os.path.realpath(os.fspath(font))
247
+ if sys.platform == "win32":
248
+ font_bytes_path = font if isinstance(font, bytes) else font.encode()
249
+ try:
250
+ font_bytes_path.decode("ascii")
251
+ except UnicodeDecodeError:
252
+ # FreeType cannot load fonts with non-ASCII characters on Windows
253
+ # So load it into memory first
254
+ with open(font, "rb") as f:
255
+ load_from_bytes(f)
256
+ return
257
+ self.font = core.getfont(
258
+ font, size, index, encoding, layout_engine=layout_engine
259
+ )
260
+ else:
261
+ load_from_bytes(font)
262
+
263
+ def __getstate__(self):
264
+ return [self.path, self.size, self.index, self.encoding, self.layout_engine]
265
+
266
+ def __setstate__(self, state):
267
+ path, size, index, encoding, layout_engine = state
268
+ self.__init__(path, size, index, encoding, layout_engine)
269
+
270
+ def getname(self) -> tuple[str | None, str | None]:
271
+ """
272
+ :return: A tuple of the font family (e.g. Helvetica) and the font style
273
+ (e.g. Bold)
274
+ """
275
+ return self.font.family, self.font.style
276
+
277
+ def getmetrics(self) -> tuple[int, int]:
278
+ """
279
+ :return: A tuple of the font ascent (the distance from the baseline to
280
+ the highest outline point) and descent (the distance from the
281
+ baseline to the lowest outline point, a negative value)
282
+ """
283
+ return self.font.ascent, self.font.descent
284
+
285
+ def getlength(
286
+ self, text: str | bytes, mode="", direction=None, features=None, language=None
287
+ ) -> float:
288
+ """
289
+ Returns length (in pixels with 1/64 precision) of given text when rendered
290
+ in font with provided direction, features, and language.
291
+
292
+ This is the amount by which following text should be offset.
293
+ Text bounding box may extend past the length in some fonts,
294
+ e.g. when using italics or accents.
295
+
296
+ The result is returned as a float; it is a whole number if using basic layout.
297
+
298
+ Note that the sum of two lengths may not equal the length of a concatenated
299
+ string due to kerning. If you need to adjust for kerning, include the following
300
+ character and subtract its length.
301
+
302
+ For example, instead of ::
303
+
304
+ hello = font.getlength("Hello")
305
+ world = font.getlength("World")
306
+ hello_world = hello + world # not adjusted for kerning
307
+ assert hello_world == font.getlength("HelloWorld") # may fail
308
+
309
+ use ::
310
+
311
+ hello = font.getlength("HelloW") - font.getlength("W") # adjusted for kerning
312
+ world = font.getlength("World")
313
+ hello_world = hello + world # adjusted for kerning
314
+ assert hello_world == font.getlength("HelloWorld") # True
315
+
316
+ or disable kerning with (requires libraqm) ::
317
+
318
+ hello = draw.textlength("Hello", font, features=["-kern"])
319
+ world = draw.textlength("World", font, features=["-kern"])
320
+ hello_world = hello + world # kerning is disabled, no need to adjust
321
+ assert hello_world == draw.textlength("HelloWorld", font, features=["-kern"])
322
+
323
+ .. versionadded:: 8.0.0
324
+
325
+ :param text: Text to measure.
326
+ :param mode: Used by some graphics drivers to indicate what mode the
327
+ driver prefers; if empty, the renderer may return either
328
+ mode. Note that the mode is always a string, to simplify
329
+ C-level implementations.
330
+
331
+ :param direction: Direction of the text. It can be 'rtl' (right to
332
+ left), 'ltr' (left to right) or 'ttb' (top to bottom).
333
+ Requires libraqm.
334
+
335
+ :param features: A list of OpenType font features to be used during text
336
+ layout. This is usually used to turn on optional
337
+ font features that are not enabled by default,
338
+ for example 'dlig' or 'ss01', but can be also
339
+ used to turn off default font features for
340
+ example '-liga' to disable ligatures or '-kern'
341
+ to disable kerning. To get all supported
342
+ features, see
343
+ https://learn.microsoft.com/en-us/typography/opentype/spec/featurelist
344
+ Requires libraqm.
345
+
346
+ :param language: Language of the text. Different languages may use
347
+ different glyph shapes or ligatures. This parameter tells
348
+ the font which language the text is in, and to apply the
349
+ correct substitutions as appropriate, if available.
350
+ It should be a `BCP 47 language code
351
+ <https://www.w3.org/International/articles/language-tags/>`_
352
+ Requires libraqm.
353
+
354
+ :return: Either width for horizontal text, or height for vertical text.
355
+ """
356
+ _string_length_check(text)
357
+ return self.font.getlength(text, mode, direction, features, language) / 64
358
+
359
+ def getbbox(
360
+ self,
361
+ text: str | bytes,
362
+ mode: str = "",
363
+ direction: str | None = None,
364
+ features: list[str] | None = None,
365
+ language: str | None = None,
366
+ stroke_width: float = 0,
367
+ anchor: str | None = None,
368
+ ) -> tuple[float, float, float, float]:
369
+ """
370
+ Returns bounding box (in pixels) of given text relative to given anchor
371
+ when rendered in font with provided direction, features, and language.
372
+
373
+ Use :py:meth:`getlength()` to get the offset of following text with
374
+ 1/64 pixel precision. The bounding box includes extra margins for
375
+ some fonts, e.g. italics or accents.
376
+
377
+ .. versionadded:: 8.0.0
378
+
379
+ :param text: Text to render.
380
+ :param mode: Used by some graphics drivers to indicate what mode the
381
+ driver prefers; if empty, the renderer may return either
382
+ mode. Note that the mode is always a string, to simplify
383
+ C-level implementations.
384
+
385
+ :param direction: Direction of the text. It can be 'rtl' (right to
386
+ left), 'ltr' (left to right) or 'ttb' (top to bottom).
387
+ Requires libraqm.
388
+
389
+ :param features: A list of OpenType font features to be used during text
390
+ layout. This is usually used to turn on optional
391
+ font features that are not enabled by default,
392
+ for example 'dlig' or 'ss01', but can be also
393
+ used to turn off default font features for
394
+ example '-liga' to disable ligatures or '-kern'
395
+ to disable kerning. To get all supported
396
+ features, see
397
+ https://learn.microsoft.com/en-us/typography/opentype/spec/featurelist
398
+ Requires libraqm.
399
+
400
+ :param language: Language of the text. Different languages may use
401
+ different glyph shapes or ligatures. This parameter tells
402
+ the font which language the text is in, and to apply the
403
+ correct substitutions as appropriate, if available.
404
+ It should be a `BCP 47 language code
405
+ <https://www.w3.org/International/articles/language-tags/>`_
406
+ Requires libraqm.
407
+
408
+ :param stroke_width: The width of the text stroke.
409
+
410
+ :param anchor: The text anchor alignment. Determines the relative location of
411
+ the anchor to the text. The default alignment is top left,
412
+ specifically ``la`` for horizontal text and ``lt`` for
413
+ vertical text. See :ref:`text-anchors` for details.
414
+
415
+ :return: ``(left, top, right, bottom)`` bounding box
416
+ """
417
+ _string_length_check(text)
418
+ size, offset = self.font.getsize(
419
+ text, mode, direction, features, language, anchor
420
+ )
421
+ left, top = offset[0] - stroke_width, offset[1] - stroke_width
422
+ width, height = size[0] + 2 * stroke_width, size[1] + 2 * stroke_width
423
+ return left, top, left + width, top + height
424
+
425
+ def getmask(
426
+ self,
427
+ text,
428
+ mode="",
429
+ direction=None,
430
+ features=None,
431
+ language=None,
432
+ stroke_width=0,
433
+ anchor=None,
434
+ ink=0,
435
+ start=None,
436
+ ):
437
+ """
438
+ Create a bitmap for the text.
439
+
440
+ If the font uses antialiasing, the bitmap should have mode ``L`` and use a
441
+ maximum value of 255. If the font has embedded color data, the bitmap
442
+ should have mode ``RGBA``. Otherwise, it should have mode ``1``.
443
+
444
+ :param text: Text to render.
445
+ :param mode: Used by some graphics drivers to indicate what mode the
446
+ driver prefers; if empty, the renderer may return either
447
+ mode. Note that the mode is always a string, to simplify
448
+ C-level implementations.
449
+
450
+ .. versionadded:: 1.1.5
451
+
452
+ :param direction: Direction of the text. It can be 'rtl' (right to
453
+ left), 'ltr' (left to right) or 'ttb' (top to bottom).
454
+ Requires libraqm.
455
+
456
+ .. versionadded:: 4.2.0
457
+
458
+ :param features: A list of OpenType font features to be used during text
459
+ layout. This is usually used to turn on optional
460
+ font features that are not enabled by default,
461
+ for example 'dlig' or 'ss01', but can be also
462
+ used to turn off default font features for
463
+ example '-liga' to disable ligatures or '-kern'
464
+ to disable kerning. To get all supported
465
+ features, see
466
+ https://learn.microsoft.com/en-us/typography/opentype/spec/featurelist
467
+ Requires libraqm.
468
+
469
+ .. versionadded:: 4.2.0
470
+
471
+ :param language: Language of the text. Different languages may use
472
+ different glyph shapes or ligatures. This parameter tells
473
+ the font which language the text is in, and to apply the
474
+ correct substitutions as appropriate, if available.
475
+ It should be a `BCP 47 language code
476
+ <https://www.w3.org/International/articles/language-tags/>`_
477
+ Requires libraqm.
478
+
479
+ .. versionadded:: 6.0.0
480
+
481
+ :param stroke_width: The width of the text stroke.
482
+
483
+ .. versionadded:: 6.2.0
484
+
485
+ :param anchor: The text anchor alignment. Determines the relative location of
486
+ the anchor to the text. The default alignment is top left,
487
+ specifically ``la`` for horizontal text and ``lt`` for
488
+ vertical text. See :ref:`text-anchors` for details.
489
+
490
+ .. versionadded:: 8.0.0
491
+
492
+ :param ink: Foreground ink for rendering in RGBA mode.
493
+
494
+ .. versionadded:: 8.0.0
495
+
496
+ :param start: Tuple of horizontal and vertical offset, as text may render
497
+ differently when starting at fractional coordinates.
498
+
499
+ .. versionadded:: 9.4.0
500
+
501
+ :return: An internal PIL storage memory instance as defined by the
502
+ :py:mod:`PIL.Image.core` interface module.
503
+ """
504
+ return self.getmask2(
505
+ text,
506
+ mode,
507
+ direction=direction,
508
+ features=features,
509
+ language=language,
510
+ stroke_width=stroke_width,
511
+ anchor=anchor,
512
+ ink=ink,
513
+ start=start,
514
+ )[0]
515
+
516
+ def getmask2(
517
+ self,
518
+ text: str | bytes,
519
+ mode="",
520
+ direction=None,
521
+ features=None,
522
+ language=None,
523
+ stroke_width=0,
524
+ anchor=None,
525
+ ink=0,
526
+ start=None,
527
+ *args,
528
+ **kwargs,
529
+ ):
530
+ """
531
+ Create a bitmap for the text.
532
+
533
+ If the font uses antialiasing, the bitmap should have mode ``L`` and use a
534
+ maximum value of 255. If the font has embedded color data, the bitmap
535
+ should have mode ``RGBA``. Otherwise, it should have mode ``1``.
536
+
537
+ :param text: Text to render.
538
+ :param mode: Used by some graphics drivers to indicate what mode the
539
+ driver prefers; if empty, the renderer may return either
540
+ mode. Note that the mode is always a string, to simplify
541
+ C-level implementations.
542
+
543
+ .. versionadded:: 1.1.5
544
+
545
+ :param direction: Direction of the text. It can be 'rtl' (right to
546
+ left), 'ltr' (left to right) or 'ttb' (top to bottom).
547
+ Requires libraqm.
548
+
549
+ .. versionadded:: 4.2.0
550
+
551
+ :param features: A list of OpenType font features to be used during text
552
+ layout. This is usually used to turn on optional
553
+ font features that are not enabled by default,
554
+ for example 'dlig' or 'ss01', but can be also
555
+ used to turn off default font features for
556
+ example '-liga' to disable ligatures or '-kern'
557
+ to disable kerning. To get all supported
558
+ features, see
559
+ https://learn.microsoft.com/en-us/typography/opentype/spec/featurelist
560
+ Requires libraqm.
561
+
562
+ .. versionadded:: 4.2.0
563
+
564
+ :param language: Language of the text. Different languages may use
565
+ different glyph shapes or ligatures. This parameter tells
566
+ the font which language the text is in, and to apply the
567
+ correct substitutions as appropriate, if available.
568
+ It should be a `BCP 47 language code
569
+ <https://www.w3.org/International/articles/language-tags/>`_
570
+ Requires libraqm.
571
+
572
+ .. versionadded:: 6.0.0
573
+
574
+ :param stroke_width: The width of the text stroke.
575
+
576
+ .. versionadded:: 6.2.0
577
+
578
+ :param anchor: The text anchor alignment. Determines the relative location of
579
+ the anchor to the text. The default alignment is top left,
580
+ specifically ``la`` for horizontal text and ``lt`` for
581
+ vertical text. See :ref:`text-anchors` for details.
582
+
583
+ .. versionadded:: 8.0.0
584
+
585
+ :param ink: Foreground ink for rendering in RGBA mode.
586
+
587
+ .. versionadded:: 8.0.0
588
+
589
+ :param start: Tuple of horizontal and vertical offset, as text may render
590
+ differently when starting at fractional coordinates.
591
+
592
+ .. versionadded:: 9.4.0
593
+
594
+ :return: A tuple of an internal PIL storage memory instance as defined by the
595
+ :py:mod:`PIL.Image.core` interface module, and the text offset, the
596
+ gap between the starting coordinate and the first marking
597
+ """
598
+ _string_length_check(text)
599
+ if start is None:
600
+ start = (0, 0)
601
+
602
+ def fill(width, height):
603
+ size = (width, height)
604
+ Image._decompression_bomb_check(size)
605
+ return Image.core.fill("RGBA" if mode == "RGBA" else "L", size)
606
+
607
+ return self.font.render(
608
+ text,
609
+ fill,
610
+ mode,
611
+ direction,
612
+ features,
613
+ language,
614
+ stroke_width,
615
+ anchor,
616
+ ink,
617
+ start[0],
618
+ start[1],
619
+ )
620
+
621
+ def font_variant(
622
+ self, font=None, size=None, index=None, encoding=None, layout_engine=None
623
+ ):
624
+ """
625
+ Create a copy of this FreeTypeFont object,
626
+ using any specified arguments to override the settings.
627
+
628
+ Parameters are identical to the parameters used to initialize this
629
+ object.
630
+
631
+ :return: A FreeTypeFont object.
632
+ """
633
+ if font is None:
634
+ try:
635
+ font = BytesIO(self.font_bytes)
636
+ except AttributeError:
637
+ font = self.path
638
+ return FreeTypeFont(
639
+ font=font,
640
+ size=self.size if size is None else size,
641
+ index=self.index if index is None else index,
642
+ encoding=self.encoding if encoding is None else encoding,
643
+ layout_engine=layout_engine or self.layout_engine,
644
+ )
645
+
646
+ def get_variation_names(self) -> list[bytes]:
647
+ """
648
+ :returns: A list of the named styles in a variation font.
649
+ :exception OSError: If the font is not a variation font.
650
+ """
651
+ try:
652
+ names = self.font.getvarnames()
653
+ except AttributeError as e:
654
+ msg = "FreeType 2.9.1 or greater is required"
655
+ raise NotImplementedError(msg) from e
656
+ return [name.replace(b"\x00", b"") for name in names]
657
+
658
+ def set_variation_by_name(self, name):
659
+ """
660
+ :param name: The name of the style.
661
+ :exception OSError: If the font is not a variation font.
662
+ """
663
+ names = self.get_variation_names()
664
+ if not isinstance(name, bytes):
665
+ name = name.encode()
666
+ index = names.index(name) + 1
667
+
668
+ if index == getattr(self, "_last_variation_index", None):
669
+ # When the same name is set twice in a row,
670
+ # there is an 'unknown freetype error'
671
+ # https://savannah.nongnu.org/bugs/?56186
672
+ return
673
+ self._last_variation_index = index
674
+
675
+ self.font.setvarname(index)
676
+
677
+ def get_variation_axes(self):
678
+ """
679
+ :returns: A list of the axes in a variation font.
680
+ :exception OSError: If the font is not a variation font.
681
+ """
682
+ try:
683
+ axes = self.font.getvaraxes()
684
+ except AttributeError as e:
685
+ msg = "FreeType 2.9.1 or greater is required"
686
+ raise NotImplementedError(msg) from e
687
+ for axis in axes:
688
+ if axis["name"]:
689
+ axis["name"] = axis["name"].replace(b"\x00", b"")
690
+ return axes
691
+
692
+ def set_variation_by_axes(self, axes: list[float]) -> None:
693
+ """
694
+ :param axes: A list of values for each axis.
695
+ :exception OSError: If the font is not a variation font.
696
+ """
697
+ try:
698
+ self.font.setvaraxes(axes)
699
+ except AttributeError as e:
700
+ msg = "FreeType 2.9.1 or greater is required"
701
+ raise NotImplementedError(msg) from e
702
+
703
+
704
+ class TransposedFont:
705
+ """Wrapper for writing rotated or mirrored text"""
706
+
707
+ def __init__(self, font, orientation=None):
708
+ """
709
+ Wrapper that creates a transposed font from any existing font
710
+ object.
711
+
712
+ :param font: A font object.
713
+ :param orientation: An optional orientation. If given, this should
714
+ be one of Image.Transpose.FLIP_LEFT_RIGHT, Image.Transpose.FLIP_TOP_BOTTOM,
715
+ Image.Transpose.ROTATE_90, Image.Transpose.ROTATE_180, or
716
+ Image.Transpose.ROTATE_270.
717
+ """
718
+ self.font = font
719
+ self.orientation = orientation # any 'transpose' argument, or None
720
+
721
+ def getmask(self, text, mode="", *args, **kwargs):
722
+ im = self.font.getmask(text, mode, *args, **kwargs)
723
+ if self.orientation is not None:
724
+ return im.transpose(self.orientation)
725
+ return im
726
+
727
+ def getbbox(self, text, *args, **kwargs):
728
+ # TransposedFont doesn't support getmask2, move top-left point to (0, 0)
729
+ # this has no effect on ImageFont and simulates anchor="lt" for FreeTypeFont
730
+ left, top, right, bottom = self.font.getbbox(text, *args, **kwargs)
731
+ width = right - left
732
+ height = bottom - top
733
+ if self.orientation in (Image.Transpose.ROTATE_90, Image.Transpose.ROTATE_270):
734
+ return 0, 0, height, width
735
+ return 0, 0, width, height
736
+
737
+ def getlength(self, text: str | bytes, *args, **kwargs) -> float:
738
+ if self.orientation in (Image.Transpose.ROTATE_90, Image.Transpose.ROTATE_270):
739
+ msg = "text length is undefined for text rotated by 90 or 270 degrees"
740
+ raise ValueError(msg)
741
+ return self.font.getlength(text, *args, **kwargs)
742
+
743
+
744
+ def load(filename: str) -> ImageFont:
745
+ """
746
+ Load a font file. This function loads a font object from the given
747
+ bitmap font file, and returns the corresponding font object.
748
+
749
+ :param filename: Name of font file.
750
+ :return: A font object.
751
+ :exception OSError: If the file could not be read.
752
+ """
753
+ f = ImageFont()
754
+ f._load_pilfont(filename)
755
+ return f
756
+
757
+
758
+ def truetype(
759
+ font: StrOrBytesPath | BinaryIO | None = None,
760
+ size: float = 10,
761
+ index: int = 0,
762
+ encoding: str = "",
763
+ layout_engine: Layout | None = None,
764
+ ) -> FreeTypeFont:
765
+ """
766
+ Load a TrueType or OpenType font from a file or file-like object,
767
+ and create a font object.
768
+ This function loads a font object from the given file or file-like
769
+ object, and creates a font object for a font of the given size.
770
+
771
+ Pillow uses FreeType to open font files. On Windows, be aware that FreeType
772
+ will keep the file open as long as the FreeTypeFont object exists. Windows
773
+ limits the number of files that can be open in C at once to 512, so if many
774
+ fonts are opened simultaneously and that limit is approached, an
775
+ ``OSError`` may be thrown, reporting that FreeType "cannot open resource".
776
+ A workaround would be to copy the file(s) into memory, and open that instead.
777
+
778
+ This function requires the _imagingft service.
779
+
780
+ :param font: A filename or file-like object containing a TrueType font.
781
+ If the file is not found in this filename, the loader may also
782
+ search in other directories, such as:
783
+
784
+ * The :file:`fonts/` directory on Windows,
785
+ * :file:`/Library/Fonts/`, :file:`/System/Library/Fonts/`
786
+ and :file:`~/Library/Fonts/` on macOS.
787
+ * :file:`~/.local/share/fonts`, :file:`/usr/local/share/fonts`,
788
+ and :file:`/usr/share/fonts` on Linux; or those specified by
789
+ the ``XDG_DATA_HOME`` and ``XDG_DATA_DIRS`` environment variables
790
+ for user-installed and system-wide fonts, respectively.
791
+
792
+ :param size: The requested size, in pixels.
793
+ :param index: Which font face to load (default is first available face).
794
+ :param encoding: Which font encoding to use (default is Unicode). Possible
795
+ encodings include (see the FreeType documentation for more
796
+ information):
797
+
798
+ * "unic" (Unicode)
799
+ * "symb" (Microsoft Symbol)
800
+ * "ADOB" (Adobe Standard)
801
+ * "ADBE" (Adobe Expert)
802
+ * "ADBC" (Adobe Custom)
803
+ * "armn" (Apple Roman)
804
+ * "sjis" (Shift JIS)
805
+ * "gb " (PRC)
806
+ * "big5"
807
+ * "wans" (Extended Wansung)
808
+ * "joha" (Johab)
809
+ * "lat1" (Latin-1)
810
+
811
+ This specifies the character set to use. It does not alter the
812
+ encoding of any text provided in subsequent operations.
813
+ :param layout_engine: Which layout engine to use, if available:
814
+ :attr:`.ImageFont.Layout.BASIC` or :attr:`.ImageFont.Layout.RAQM`.
815
+ If it is available, Raqm layout will be used by default.
816
+ Otherwise, basic layout will be used.
817
+
818
+ Raqm layout is recommended for all non-English text. If Raqm layout
819
+ is not required, basic layout will have better performance.
820
+
821
+ You can check support for Raqm layout using
822
+ :py:func:`PIL.features.check_feature` with ``feature="raqm"``.
823
+
824
+ .. versionadded:: 4.2.0
825
+ :return: A font object.
826
+ :exception OSError: If the file could not be read.
827
+ :exception ValueError: If the font size is not greater than zero.
828
+ """
829
+
830
+ def freetype(font: StrOrBytesPath | BinaryIO | None) -> FreeTypeFont:
831
+ return FreeTypeFont(font, size, index, encoding, layout_engine)
832
+
833
+ try:
834
+ return freetype(font)
835
+ except OSError:
836
+ if not is_path(font):
837
+ raise
838
+ ttf_filename = os.path.basename(font)
839
+
840
+ dirs = []
841
+ if sys.platform == "win32":
842
+ # check the windows font repository
843
+ # NOTE: must use uppercase WINDIR, to work around bugs in
844
+ # 1.5.2's os.environ.get()
845
+ windir = os.environ.get("WINDIR")
846
+ if windir:
847
+ dirs.append(os.path.join(windir, "fonts"))
848
+ elif sys.platform in ("linux", "linux2"):
849
+ data_home = os.environ.get("XDG_DATA_HOME")
850
+ if not data_home:
851
+ # The freedesktop spec defines the following default directory for
852
+ # when XDG_DATA_HOME is unset or empty. This user-level directory
853
+ # takes precedence over system-level directories.
854
+ data_home = os.path.expanduser("~/.local/share")
855
+ xdg_dirs = [data_home]
856
+
857
+ data_dirs = os.environ.get("XDG_DATA_DIRS")
858
+ if not data_dirs:
859
+ # Similarly, defaults are defined for the system-level directories
860
+ data_dirs = "/usr/local/share:/usr/share"
861
+ xdg_dirs += data_dirs.split(":")
862
+
863
+ dirs += [os.path.join(xdg_dir, "fonts") for xdg_dir in xdg_dirs]
864
+ elif sys.platform == "darwin":
865
+ dirs += [
866
+ "/Library/Fonts",
867
+ "/System/Library/Fonts",
868
+ os.path.expanduser("~/Library/Fonts"),
869
+ ]
870
+
871
+ ext = os.path.splitext(ttf_filename)[1]
872
+ first_font_with_a_different_extension = None
873
+ for directory in dirs:
874
+ for walkroot, walkdir, walkfilenames in os.walk(directory):
875
+ for walkfilename in walkfilenames:
876
+ if ext and walkfilename == ttf_filename:
877
+ return freetype(os.path.join(walkroot, walkfilename))
878
+ elif not ext and os.path.splitext(walkfilename)[0] == ttf_filename:
879
+ fontpath = os.path.join(walkroot, walkfilename)
880
+ if os.path.splitext(fontpath)[1] == ".ttf":
881
+ return freetype(fontpath)
882
+ if not ext and first_font_with_a_different_extension is None:
883
+ first_font_with_a_different_extension = fontpath
884
+ if first_font_with_a_different_extension:
885
+ return freetype(first_font_with_a_different_extension)
886
+ raise
887
+
888
+
889
+ def load_path(filename: str | bytes) -> ImageFont:
890
+ """
891
+ Load font file. Same as :py:func:`~PIL.ImageFont.load`, but searches for a
892
+ bitmap font along the Python path.
893
+
894
+ :param filename: Name of font file.
895
+ :return: A font object.
896
+ :exception OSError: If the file could not be read.
897
+ """
898
+ if not isinstance(filename, str):
899
+ filename = filename.decode("utf-8")
900
+ for directory in sys.path:
901
+ try:
902
+ return load(os.path.join(directory, filename))
903
+ except OSError:
904
+ pass
905
+ msg = "cannot find font file"
906
+ raise OSError(msg)
907
+
908
+
909
+ def load_default_imagefont() -> ImageFont:
910
+ f = ImageFont()
911
+ f._load_pilfont_data(
912
+ # courB08
913
+ BytesIO(
914
+ base64.b64decode(
915
+ b"""
916
+ UElMZm9udAo7Ozs7OzsxMDsKREFUQQoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
917
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
918
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
919
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
920
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
921
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
922
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
923
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
924
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
925
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
926
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
927
+ AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAYAAAAA//8AAQAAAAAAAAABAAEA
928
+ BgAAAAH/+gADAAAAAQAAAAMABgAGAAAAAf/6AAT//QADAAAABgADAAYAAAAA//kABQABAAYAAAAL
929
+ AAgABgAAAAD/+AAFAAEACwAAABAACQAGAAAAAP/5AAUAAAAQAAAAFQAHAAYAAP////oABQAAABUA
930
+ AAAbAAYABgAAAAH/+QAE//wAGwAAAB4AAwAGAAAAAf/5AAQAAQAeAAAAIQAIAAYAAAAB//kABAAB
931
+ ACEAAAAkAAgABgAAAAD/+QAE//0AJAAAACgABAAGAAAAAP/6AAX//wAoAAAALQAFAAYAAAAB//8A
932
+ BAACAC0AAAAwAAMABgAAAAD//AAF//0AMAAAADUAAQAGAAAAAf//AAMAAAA1AAAANwABAAYAAAAB
933
+ //kABQABADcAAAA7AAgABgAAAAD/+QAFAAAAOwAAAEAABwAGAAAAAP/5AAYAAABAAAAARgAHAAYA
934
+ AAAA//kABQAAAEYAAABLAAcABgAAAAD/+QAFAAAASwAAAFAABwAGAAAAAP/5AAYAAABQAAAAVgAH
935
+ AAYAAAAA//kABQAAAFYAAABbAAcABgAAAAD/+QAFAAAAWwAAAGAABwAGAAAAAP/5AAUAAABgAAAA
936
+ ZQAHAAYAAAAA//kABQAAAGUAAABqAAcABgAAAAD/+QAFAAAAagAAAG8ABwAGAAAAAf/8AAMAAABv
937
+ AAAAcQAEAAYAAAAA//wAAwACAHEAAAB0AAYABgAAAAD/+gAE//8AdAAAAHgABQAGAAAAAP/7AAT/
938
+ /gB4AAAAfAADAAYAAAAB//oABf//AHwAAACAAAUABgAAAAD/+gAFAAAAgAAAAIUABgAGAAAAAP/5
939
+ AAYAAQCFAAAAiwAIAAYAAP////oABgAAAIsAAACSAAYABgAA////+gAFAAAAkgAAAJgABgAGAAAA
940
+ AP/6AAUAAACYAAAAnQAGAAYAAP////oABQAAAJ0AAACjAAYABgAA////+gAFAAAAowAAAKkABgAG
941
+ AAD////6AAUAAACpAAAArwAGAAYAAAAA//oABQAAAK8AAAC0AAYABgAA////+gAGAAAAtAAAALsA
942
+ BgAGAAAAAP/6AAQAAAC7AAAAvwAGAAYAAP////oABQAAAL8AAADFAAYABgAA////+gAGAAAAxQAA
943
+ AMwABgAGAAD////6AAUAAADMAAAA0gAGAAYAAP////oABQAAANIAAADYAAYABgAA////+gAGAAAA
944
+ 2AAAAN8ABgAGAAAAAP/6AAUAAADfAAAA5AAGAAYAAP////oABQAAAOQAAADqAAYABgAAAAD/+gAF
945
+ AAEA6gAAAO8ABwAGAAD////6AAYAAADvAAAA9gAGAAYAAAAA//oABQAAAPYAAAD7AAYABgAA////
946
+ +gAFAAAA+wAAAQEABgAGAAD////6AAYAAAEBAAABCAAGAAYAAP////oABgAAAQgAAAEPAAYABgAA
947
+ ////+gAGAAABDwAAARYABgAGAAAAAP/6AAYAAAEWAAABHAAGAAYAAP////oABgAAARwAAAEjAAYA
948
+ BgAAAAD/+gAFAAABIwAAASgABgAGAAAAAf/5AAQAAQEoAAABKwAIAAYAAAAA//kABAABASsAAAEv
949
+ AAgABgAAAAH/+QAEAAEBLwAAATIACAAGAAAAAP/5AAX//AEyAAABNwADAAYAAAAAAAEABgACATcA
950
+ AAE9AAEABgAAAAH/+QAE//wBPQAAAUAAAwAGAAAAAP/7AAYAAAFAAAABRgAFAAYAAP////kABQAA
951
+ AUYAAAFMAAcABgAAAAD/+wAFAAABTAAAAVEABQAGAAAAAP/5AAYAAAFRAAABVwAHAAYAAAAA//sA
952
+ BQAAAVcAAAFcAAUABgAAAAD/+QAFAAABXAAAAWEABwAGAAAAAP/7AAYAAgFhAAABZwAHAAYAAP//
953
+ //kABQAAAWcAAAFtAAcABgAAAAD/+QAGAAABbQAAAXMABwAGAAAAAP/5AAQAAgFzAAABdwAJAAYA
954
+ AP////kABgAAAXcAAAF+AAcABgAAAAD/+QAGAAABfgAAAYQABwAGAAD////7AAUAAAGEAAABigAF
955
+ AAYAAP////sABQAAAYoAAAGQAAUABgAAAAD/+wAFAAABkAAAAZUABQAGAAD////7AAUAAgGVAAAB
956
+ mwAHAAYAAAAA//sABgACAZsAAAGhAAcABgAAAAD/+wAGAAABoQAAAacABQAGAAAAAP/7AAYAAAGn
957
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1054
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1055
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1057
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+ """
1285
+ )
1286
+ ),
1287
+ 10 if size is None else size,
1288
+ layout_engine=Layout.BASIC,
1289
+ )
1290
+ return load_default_imagefont()
MLPY/Lib/site-packages/PIL/ImageGrab.py ADDED
@@ -0,0 +1,194 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # screen grabber
6
+ #
7
+ # History:
8
+ # 2001-04-26 fl created
9
+ # 2001-09-17 fl use builtin driver, if present
10
+ # 2002-11-19 fl added grabclipboard support
11
+ #
12
+ # Copyright (c) 2001-2002 by Secret Labs AB
13
+ # Copyright (c) 2001-2002 by Fredrik Lundh
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+ from __future__ import annotations
18
+
19
+ import io
20
+ import os
21
+ import shutil
22
+ import subprocess
23
+ import sys
24
+ import tempfile
25
+
26
+ from . import Image
27
+
28
+
29
+ def grab(
30
+ bbox: tuple[int, int, int, int] | None = None,
31
+ include_layered_windows: bool = False,
32
+ all_screens: bool = False,
33
+ xdisplay: str | None = None,
34
+ ) -> Image.Image:
35
+ im: Image.Image
36
+ if xdisplay is None:
37
+ if sys.platform == "darwin":
38
+ fh, filepath = tempfile.mkstemp(".png")
39
+ os.close(fh)
40
+ args = ["screencapture"]
41
+ if bbox:
42
+ left, top, right, bottom = bbox
43
+ args += ["-R", f"{left},{top},{right-left},{bottom-top}"]
44
+ subprocess.call(args + ["-x", filepath])
45
+ im = Image.open(filepath)
46
+ im.load()
47
+ os.unlink(filepath)
48
+ if bbox:
49
+ im_resized = im.resize((right - left, bottom - top))
50
+ im.close()
51
+ return im_resized
52
+ return im
53
+ elif sys.platform == "win32":
54
+ offset, size, data = Image.core.grabscreen_win32(
55
+ include_layered_windows, all_screens
56
+ )
57
+ im = Image.frombytes(
58
+ "RGB",
59
+ size,
60
+ data,
61
+ # RGB, 32-bit line padding, origin lower left corner
62
+ "raw",
63
+ "BGR",
64
+ (size[0] * 3 + 3) & -4,
65
+ -1,
66
+ )
67
+ if bbox:
68
+ x0, y0 = offset
69
+ left, top, right, bottom = bbox
70
+ im = im.crop((left - x0, top - y0, right - x0, bottom - y0))
71
+ return im
72
+ # Cast to Optional[str] needed for Windows and macOS.
73
+ display_name: str | None = xdisplay
74
+ try:
75
+ if not Image.core.HAVE_XCB:
76
+ msg = "Pillow was built without XCB support"
77
+ raise OSError(msg)
78
+ size, data = Image.core.grabscreen_x11(display_name)
79
+ except OSError:
80
+ if (
81
+ display_name is None
82
+ and sys.platform not in ("darwin", "win32")
83
+ and shutil.which("gnome-screenshot")
84
+ ):
85
+ fh, filepath = tempfile.mkstemp(".png")
86
+ os.close(fh)
87
+ subprocess.call(["gnome-screenshot", "-f", filepath])
88
+ im = Image.open(filepath)
89
+ im.load()
90
+ os.unlink(filepath)
91
+ if bbox:
92
+ im_cropped = im.crop(bbox)
93
+ im.close()
94
+ return im_cropped
95
+ return im
96
+ else:
97
+ raise
98
+ else:
99
+ im = Image.frombytes("RGB", size, data, "raw", "BGRX", size[0] * 4, 1)
100
+ if bbox:
101
+ im = im.crop(bbox)
102
+ return im
103
+
104
+
105
+ def grabclipboard() -> Image.Image | list[str] | None:
106
+ if sys.platform == "darwin":
107
+ fh, filepath = tempfile.mkstemp(".png")
108
+ os.close(fh)
109
+ commands = [
110
+ 'set theFile to (open for access POSIX file "'
111
+ + filepath
112
+ + '" with write permission)',
113
+ "try",
114
+ " write (the clipboard as «class PNGf») to theFile",
115
+ "end try",
116
+ "close access theFile",
117
+ ]
118
+ script = ["osascript"]
119
+ for command in commands:
120
+ script += ["-e", command]
121
+ subprocess.call(script)
122
+
123
+ im = None
124
+ if os.stat(filepath).st_size != 0:
125
+ im = Image.open(filepath)
126
+ im.load()
127
+ os.unlink(filepath)
128
+ return im
129
+ elif sys.platform == "win32":
130
+ fmt, data = Image.core.grabclipboard_win32()
131
+ if fmt == "file": # CF_HDROP
132
+ import struct
133
+
134
+ o = struct.unpack_from("I", data)[0]
135
+ if data[16] != 0:
136
+ files = data[o:].decode("utf-16le").split("\0")
137
+ else:
138
+ files = data[o:].decode("mbcs").split("\0")
139
+ return files[: files.index("")]
140
+ if isinstance(data, bytes):
141
+ data = io.BytesIO(data)
142
+ if fmt == "png":
143
+ from . import PngImagePlugin
144
+
145
+ return PngImagePlugin.PngImageFile(data)
146
+ elif fmt == "DIB":
147
+ from . import BmpImagePlugin
148
+
149
+ return BmpImagePlugin.DibImageFile(data)
150
+ return None
151
+ else:
152
+ if os.getenv("WAYLAND_DISPLAY"):
153
+ session_type = "wayland"
154
+ elif os.getenv("DISPLAY"):
155
+ session_type = "x11"
156
+ else: # Session type check failed
157
+ session_type = None
158
+
159
+ if shutil.which("wl-paste") and session_type in ("wayland", None):
160
+ args = ["wl-paste", "-t", "image"]
161
+ elif shutil.which("xclip") and session_type in ("x11", None):
162
+ args = ["xclip", "-selection", "clipboard", "-t", "image/png", "-o"]
163
+ else:
164
+ msg = "wl-paste or xclip is required for ImageGrab.grabclipboard() on Linux"
165
+ raise NotImplementedError(msg)
166
+
167
+ p = subprocess.run(args, capture_output=True)
168
+ if p.returncode != 0:
169
+ err = p.stderr
170
+ for silent_error in [
171
+ # wl-paste, when the clipboard is empty
172
+ b"Nothing is copied",
173
+ # Ubuntu/Debian wl-paste, when the clipboard is empty
174
+ b"No selection",
175
+ # Ubuntu/Debian wl-paste, when an image isn't available
176
+ b"No suitable type of content copied",
177
+ # wl-paste or Ubuntu/Debian xclip, when an image isn't available
178
+ b" not available",
179
+ # xclip, when an image isn't available
180
+ b"cannot convert ",
181
+ # xclip, when the clipboard isn't initialized
182
+ b"xclip: Error: There is no owner for the ",
183
+ ]:
184
+ if silent_error in err:
185
+ return None
186
+ msg = f"{args[0]} error"
187
+ if err:
188
+ msg += f": {err.strip().decode()}"
189
+ raise ChildProcessError(msg)
190
+
191
+ data = io.BytesIO(p.stdout)
192
+ im = Image.open(data)
193
+ im.load()
194
+ return im
MLPY/Lib/site-packages/PIL/ImageMath.py ADDED
@@ -0,0 +1,357 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # a simple math add-on for the Python Imaging Library
6
+ #
7
+ # History:
8
+ # 1999-02-15 fl Original PIL Plus release
9
+ # 2005-05-05 fl Simplified and cleaned up for PIL 1.1.6
10
+ # 2005-09-12 fl Fixed int() and float() for Python 2.4.1
11
+ #
12
+ # Copyright (c) 1999-2005 by Secret Labs AB
13
+ # Copyright (c) 2005 by Fredrik Lundh
14
+ #
15
+ # See the README file for information on usage and redistribution.
16
+ #
17
+ from __future__ import annotations
18
+
19
+ import builtins
20
+ from types import CodeType
21
+ from typing import Any, Callable
22
+
23
+ from . import Image, _imagingmath
24
+ from ._deprecate import deprecate
25
+
26
+
27
+ class _Operand:
28
+ """Wraps an image operand, providing standard operators"""
29
+
30
+ def __init__(self, im: Image.Image):
31
+ self.im = im
32
+
33
+ def __fixup(self, im1: _Operand | float) -> Image.Image:
34
+ # convert image to suitable mode
35
+ if isinstance(im1, _Operand):
36
+ # argument was an image.
37
+ if im1.im.mode in ("1", "L"):
38
+ return im1.im.convert("I")
39
+ elif im1.im.mode in ("I", "F"):
40
+ return im1.im
41
+ else:
42
+ msg = f"unsupported mode: {im1.im.mode}"
43
+ raise ValueError(msg)
44
+ else:
45
+ # argument was a constant
46
+ if isinstance(im1, (int, float)) and self.im.mode in ("1", "L", "I"):
47
+ return Image.new("I", self.im.size, im1)
48
+ else:
49
+ return Image.new("F", self.im.size, im1)
50
+
51
+ def apply(
52
+ self,
53
+ op: str,
54
+ im1: _Operand | float,
55
+ im2: _Operand | float | None = None,
56
+ mode: str | None = None,
57
+ ) -> _Operand:
58
+ im_1 = self.__fixup(im1)
59
+ if im2 is None:
60
+ # unary operation
61
+ out = Image.new(mode or im_1.mode, im_1.size, None)
62
+ im_1.load()
63
+ try:
64
+ op = getattr(_imagingmath, f"{op}_{im_1.mode}")
65
+ except AttributeError as e:
66
+ msg = f"bad operand type for '{op}'"
67
+ raise TypeError(msg) from e
68
+ _imagingmath.unop(op, out.im.id, im_1.im.id)
69
+ else:
70
+ # binary operation
71
+ im_2 = self.__fixup(im2)
72
+ if im_1.mode != im_2.mode:
73
+ # convert both arguments to floating point
74
+ if im_1.mode != "F":
75
+ im_1 = im_1.convert("F")
76
+ if im_2.mode != "F":
77
+ im_2 = im_2.convert("F")
78
+ if im_1.size != im_2.size:
79
+ # crop both arguments to a common size
80
+ size = (
81
+ min(im_1.size[0], im_2.size[0]),
82
+ min(im_1.size[1], im_2.size[1]),
83
+ )
84
+ if im_1.size != size:
85
+ im_1 = im_1.crop((0, 0) + size)
86
+ if im_2.size != size:
87
+ im_2 = im_2.crop((0, 0) + size)
88
+ out = Image.new(mode or im_1.mode, im_1.size, None)
89
+ im_1.load()
90
+ im_2.load()
91
+ try:
92
+ op = getattr(_imagingmath, f"{op}_{im_1.mode}")
93
+ except AttributeError as e:
94
+ msg = f"bad operand type for '{op}'"
95
+ raise TypeError(msg) from e
96
+ _imagingmath.binop(op, out.im.id, im_1.im.id, im_2.im.id)
97
+ return _Operand(out)
98
+
99
+ # unary operators
100
+ def __bool__(self) -> bool:
101
+ # an image is "true" if it contains at least one non-zero pixel
102
+ return self.im.getbbox() is not None
103
+
104
+ def __abs__(self) -> _Operand:
105
+ return self.apply("abs", self)
106
+
107
+ def __pos__(self) -> _Operand:
108
+ return self
109
+
110
+ def __neg__(self) -> _Operand:
111
+ return self.apply("neg", self)
112
+
113
+ # binary operators
114
+ def __add__(self, other: _Operand | float) -> _Operand:
115
+ return self.apply("add", self, other)
116
+
117
+ def __radd__(self, other: _Operand | float) -> _Operand:
118
+ return self.apply("add", other, self)
119
+
120
+ def __sub__(self, other: _Operand | float) -> _Operand:
121
+ return self.apply("sub", self, other)
122
+
123
+ def __rsub__(self, other: _Operand | float) -> _Operand:
124
+ return self.apply("sub", other, self)
125
+
126
+ def __mul__(self, other: _Operand | float) -> _Operand:
127
+ return self.apply("mul", self, other)
128
+
129
+ def __rmul__(self, other: _Operand | float) -> _Operand:
130
+ return self.apply("mul", other, self)
131
+
132
+ def __truediv__(self, other: _Operand | float) -> _Operand:
133
+ return self.apply("div", self, other)
134
+
135
+ def __rtruediv__(self, other: _Operand | float) -> _Operand:
136
+ return self.apply("div", other, self)
137
+
138
+ def __mod__(self, other: _Operand | float) -> _Operand:
139
+ return self.apply("mod", self, other)
140
+
141
+ def __rmod__(self, other: _Operand | float) -> _Operand:
142
+ return self.apply("mod", other, self)
143
+
144
+ def __pow__(self, other: _Operand | float) -> _Operand:
145
+ return self.apply("pow", self, other)
146
+
147
+ def __rpow__(self, other: _Operand | float) -> _Operand:
148
+ return self.apply("pow", other, self)
149
+
150
+ # bitwise
151
+ def __invert__(self) -> _Operand:
152
+ return self.apply("invert", self)
153
+
154
+ def __and__(self, other: _Operand | float) -> _Operand:
155
+ return self.apply("and", self, other)
156
+
157
+ def __rand__(self, other: _Operand | float) -> _Operand:
158
+ return self.apply("and", other, self)
159
+
160
+ def __or__(self, other: _Operand | float) -> _Operand:
161
+ return self.apply("or", self, other)
162
+
163
+ def __ror__(self, other: _Operand | float) -> _Operand:
164
+ return self.apply("or", other, self)
165
+
166
+ def __xor__(self, other: _Operand | float) -> _Operand:
167
+ return self.apply("xor", self, other)
168
+
169
+ def __rxor__(self, other: _Operand | float) -> _Operand:
170
+ return self.apply("xor", other, self)
171
+
172
+ def __lshift__(self, other: _Operand | float) -> _Operand:
173
+ return self.apply("lshift", self, other)
174
+
175
+ def __rshift__(self, other: _Operand | float) -> _Operand:
176
+ return self.apply("rshift", self, other)
177
+
178
+ # logical
179
+ def __eq__(self, other):
180
+ return self.apply("eq", self, other)
181
+
182
+ def __ne__(self, other):
183
+ return self.apply("ne", self, other)
184
+
185
+ def __lt__(self, other: _Operand | float) -> _Operand:
186
+ return self.apply("lt", self, other)
187
+
188
+ def __le__(self, other: _Operand | float) -> _Operand:
189
+ return self.apply("le", self, other)
190
+
191
+ def __gt__(self, other: _Operand | float) -> _Operand:
192
+ return self.apply("gt", self, other)
193
+
194
+ def __ge__(self, other: _Operand | float) -> _Operand:
195
+ return self.apply("ge", self, other)
196
+
197
+
198
+ # conversions
199
+ def imagemath_int(self: _Operand) -> _Operand:
200
+ return _Operand(self.im.convert("I"))
201
+
202
+
203
+ def imagemath_float(self: _Operand) -> _Operand:
204
+ return _Operand(self.im.convert("F"))
205
+
206
+
207
+ # logical
208
+ def imagemath_equal(self: _Operand, other: _Operand | float | None) -> _Operand:
209
+ return self.apply("eq", self, other, mode="I")
210
+
211
+
212
+ def imagemath_notequal(self: _Operand, other: _Operand | float | None) -> _Operand:
213
+ return self.apply("ne", self, other, mode="I")
214
+
215
+
216
+ def imagemath_min(self: _Operand, other: _Operand | float | None) -> _Operand:
217
+ return self.apply("min", self, other)
218
+
219
+
220
+ def imagemath_max(self: _Operand, other: _Operand | float | None) -> _Operand:
221
+ return self.apply("max", self, other)
222
+
223
+
224
+ def imagemath_convert(self: _Operand, mode: str) -> _Operand:
225
+ return _Operand(self.im.convert(mode))
226
+
227
+
228
+ ops = {
229
+ "int": imagemath_int,
230
+ "float": imagemath_float,
231
+ "equal": imagemath_equal,
232
+ "notequal": imagemath_notequal,
233
+ "min": imagemath_min,
234
+ "max": imagemath_max,
235
+ "convert": imagemath_convert,
236
+ }
237
+
238
+
239
+ def lambda_eval(
240
+ expression: Callable[[dict[str, Any]], Any],
241
+ options: dict[str, Any] = {},
242
+ **kw: Any,
243
+ ) -> Any:
244
+ """
245
+ Returns the result of an image function.
246
+
247
+ :py:mod:`~PIL.ImageMath` only supports single-layer images. To process multi-band
248
+ images, use the :py:meth:`~PIL.Image.Image.split` method or
249
+ :py:func:`~PIL.Image.merge` function.
250
+
251
+ :param expression: A function that receives a dictionary.
252
+ :param options: Values to add to the function's dictionary. You
253
+ can either use a dictionary, or one or more keyword
254
+ arguments.
255
+ :return: The expression result. This is usually an image object, but can
256
+ also be an integer, a floating point value, or a pixel tuple,
257
+ depending on the expression.
258
+ """
259
+
260
+ args: dict[str, Any] = ops.copy()
261
+ args.update(options)
262
+ args.update(kw)
263
+ for k, v in args.items():
264
+ if hasattr(v, "im"):
265
+ args[k] = _Operand(v)
266
+
267
+ out = expression(args)
268
+ try:
269
+ return out.im
270
+ except AttributeError:
271
+ return out
272
+
273
+
274
+ def unsafe_eval(
275
+ expression: str,
276
+ options: dict[str, Any] = {},
277
+ **kw: Any,
278
+ ) -> Any:
279
+ """
280
+ Evaluates an image expression. This uses Python's ``eval()`` function to process
281
+ the expression string, and carries the security risks of doing so. It is not
282
+ recommended to process expressions without considering this.
283
+ :py:meth:`~lambda_eval` is a more secure alternative.
284
+
285
+ :py:mod:`~PIL.ImageMath` only supports single-layer images. To process multi-band
286
+ images, use the :py:meth:`~PIL.Image.Image.split` method or
287
+ :py:func:`~PIL.Image.merge` function.
288
+
289
+ :param expression: A string containing a Python-style expression.
290
+ :param options: Values to add to the evaluation context. You
291
+ can either use a dictionary, or one or more keyword
292
+ arguments.
293
+ :return: The evaluated expression. This is usually an image object, but can
294
+ also be an integer, a floating point value, or a pixel tuple,
295
+ depending on the expression.
296
+ """
297
+
298
+ # build execution namespace
299
+ args: dict[str, Any] = ops.copy()
300
+ for k in list(options.keys()) + list(kw.keys()):
301
+ if "__" in k or hasattr(builtins, k):
302
+ msg = f"'{k}' not allowed"
303
+ raise ValueError(msg)
304
+
305
+ args.update(options)
306
+ args.update(kw)
307
+ for k, v in args.items():
308
+ if hasattr(v, "im"):
309
+ args[k] = _Operand(v)
310
+
311
+ compiled_code = compile(expression, "<string>", "eval")
312
+
313
+ def scan(code: CodeType) -> None:
314
+ for const in code.co_consts:
315
+ if type(const) is type(compiled_code):
316
+ scan(const)
317
+
318
+ for name in code.co_names:
319
+ if name not in args and name != "abs":
320
+ msg = f"'{name}' not allowed"
321
+ raise ValueError(msg)
322
+
323
+ scan(compiled_code)
324
+ out = builtins.eval(expression, {"__builtins": {"abs": abs}}, args)
325
+ try:
326
+ return out.im
327
+ except AttributeError:
328
+ return out
329
+
330
+
331
+ def eval(
332
+ expression: str,
333
+ _dict: dict[str, Any] = {},
334
+ **kw: Any,
335
+ ) -> Any:
336
+ """
337
+ Evaluates an image expression.
338
+
339
+ Deprecated. Use lambda_eval() or unsafe_eval() instead.
340
+
341
+ :param expression: A string containing a Python-style expression.
342
+ :param _dict: Values to add to the evaluation context. You
343
+ can either use a dictionary, or one or more keyword
344
+ arguments.
345
+ :return: The evaluated expression. This is usually an image object, but can
346
+ also be an integer, a floating point value, or a pixel tuple,
347
+ depending on the expression.
348
+
349
+ .. deprecated:: 10.3.0
350
+ """
351
+
352
+ deprecate(
353
+ "ImageMath.eval",
354
+ 12,
355
+ "ImageMath.lambda_eval or ImageMath.unsafe_eval",
356
+ )
357
+ return unsafe_eval(expression, _dict, **kw)
MLPY/Lib/site-packages/PIL/ImageMode.py ADDED
@@ -0,0 +1,92 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # standard mode descriptors
6
+ #
7
+ # History:
8
+ # 2006-03-20 fl Added
9
+ #
10
+ # Copyright (c) 2006 by Secret Labs AB.
11
+ # Copyright (c) 2006 by Fredrik Lundh.
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+ from __future__ import annotations
16
+
17
+ import sys
18
+ from functools import lru_cache
19
+ from typing import NamedTuple
20
+
21
+ from ._deprecate import deprecate
22
+
23
+
24
+ class ModeDescriptor(NamedTuple):
25
+ """Wrapper for mode strings."""
26
+
27
+ mode: str
28
+ bands: tuple[str, ...]
29
+ basemode: str
30
+ basetype: str
31
+ typestr: str
32
+
33
+ def __str__(self) -> str:
34
+ return self.mode
35
+
36
+
37
+ @lru_cache
38
+ def getmode(mode: str) -> ModeDescriptor:
39
+ """Gets a mode descriptor for the given mode."""
40
+ endian = "<" if sys.byteorder == "little" else ">"
41
+
42
+ modes = {
43
+ # core modes
44
+ # Bits need to be extended to bytes
45
+ "1": ("L", "L", ("1",), "|b1"),
46
+ "L": ("L", "L", ("L",), "|u1"),
47
+ "I": ("L", "I", ("I",), f"{endian}i4"),
48
+ "F": ("L", "F", ("F",), f"{endian}f4"),
49
+ "P": ("P", "L", ("P",), "|u1"),
50
+ "RGB": ("RGB", "L", ("R", "G", "B"), "|u1"),
51
+ "RGBX": ("RGB", "L", ("R", "G", "B", "X"), "|u1"),
52
+ "RGBA": ("RGB", "L", ("R", "G", "B", "A"), "|u1"),
53
+ "CMYK": ("RGB", "L", ("C", "M", "Y", "K"), "|u1"),
54
+ "YCbCr": ("RGB", "L", ("Y", "Cb", "Cr"), "|u1"),
55
+ # UNDONE - unsigned |u1i1i1
56
+ "LAB": ("RGB", "L", ("L", "A", "B"), "|u1"),
57
+ "HSV": ("RGB", "L", ("H", "S", "V"), "|u1"),
58
+ # extra experimental modes
59
+ "RGBa": ("RGB", "L", ("R", "G", "B", "a"), "|u1"),
60
+ "BGR;15": ("RGB", "L", ("B", "G", "R"), "|u1"),
61
+ "BGR;16": ("RGB", "L", ("B", "G", "R"), "|u1"),
62
+ "BGR;24": ("RGB", "L", ("B", "G", "R"), "|u1"),
63
+ "LA": ("L", "L", ("L", "A"), "|u1"),
64
+ "La": ("L", "L", ("L", "a"), "|u1"),
65
+ "PA": ("RGB", "L", ("P", "A"), "|u1"),
66
+ }
67
+ if mode in modes:
68
+ if mode in ("BGR;15", "BGR;16", "BGR;24"):
69
+ deprecate(mode, 12)
70
+ base_mode, base_type, bands, type_str = modes[mode]
71
+ return ModeDescriptor(mode, bands, base_mode, base_type, type_str)
72
+
73
+ mapping_modes = {
74
+ # I;16 == I;16L, and I;32 == I;32L
75
+ "I;16": "<u2",
76
+ "I;16S": "<i2",
77
+ "I;16L": "<u2",
78
+ "I;16LS": "<i2",
79
+ "I;16B": ">u2",
80
+ "I;16BS": ">i2",
81
+ "I;16N": f"{endian}u2",
82
+ "I;16NS": f"{endian}i2",
83
+ "I;32": "<u4",
84
+ "I;32B": ">u4",
85
+ "I;32L": "<u4",
86
+ "I;32S": "<i4",
87
+ "I;32BS": ">i4",
88
+ "I;32LS": "<i4",
89
+ }
90
+
91
+ type_str = mapping_modes[mode]
92
+ return ModeDescriptor(mode, ("I",), "L", "L", type_str)
MLPY/Lib/site-packages/PIL/ImageMorph.py ADDED
@@ -0,0 +1,265 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ # A binary morphology add-on for the Python Imaging Library
2
+ #
3
+ # History:
4
+ # 2014-06-04 Initial version.
5
+ #
6
+ # Copyright (c) 2014 Dov Grobgeld <[email protected]>
7
+ from __future__ import annotations
8
+
9
+ import re
10
+
11
+ from . import Image, _imagingmorph
12
+
13
+ LUT_SIZE = 1 << 9
14
+
15
+ # fmt: off
16
+ ROTATION_MATRIX = [
17
+ 6, 3, 0,
18
+ 7, 4, 1,
19
+ 8, 5, 2,
20
+ ]
21
+ MIRROR_MATRIX = [
22
+ 2, 1, 0,
23
+ 5, 4, 3,
24
+ 8, 7, 6,
25
+ ]
26
+ # fmt: on
27
+
28
+
29
+ class LutBuilder:
30
+ """A class for building a MorphLut from a descriptive language
31
+
32
+ The input patterns is a list of a strings sequences like these::
33
+
34
+ 4:(...
35
+ .1.
36
+ 111)->1
37
+
38
+ (whitespaces including linebreaks are ignored). The option 4
39
+ describes a series of symmetry operations (in this case a
40
+ 4-rotation), the pattern is described by:
41
+
42
+ - . or X - Ignore
43
+ - 1 - Pixel is on
44
+ - 0 - Pixel is off
45
+
46
+ The result of the operation is described after "->" string.
47
+
48
+ The default is to return the current pixel value, which is
49
+ returned if no other match is found.
50
+
51
+ Operations:
52
+
53
+ - 4 - 4 way rotation
54
+ - N - Negate
55
+ - 1 - Dummy op for no other operation (an op must always be given)
56
+ - M - Mirroring
57
+
58
+ Example::
59
+
60
+ lb = LutBuilder(patterns = ["4:(... .1. 111)->1"])
61
+ lut = lb.build_lut()
62
+
63
+ """
64
+
65
+ def __init__(
66
+ self, patterns: list[str] | None = None, op_name: str | None = None
67
+ ) -> None:
68
+ if patterns is not None:
69
+ self.patterns = patterns
70
+ else:
71
+ self.patterns = []
72
+ self.lut: bytearray | None = None
73
+ if op_name is not None:
74
+ known_patterns = {
75
+ "corner": ["1:(... ... ...)->0", "4:(00. 01. ...)->1"],
76
+ "dilation4": ["4:(... .0. .1.)->1"],
77
+ "dilation8": ["4:(... .0. .1.)->1", "4:(... .0. ..1)->1"],
78
+ "erosion4": ["4:(... .1. .0.)->0"],
79
+ "erosion8": ["4:(... .1. .0.)->0", "4:(... .1. ..0)->0"],
80
+ "edge": [
81
+ "1:(... ... ...)->0",
82
+ "4:(.0. .1. ...)->1",
83
+ "4:(01. .1. ...)->1",
84
+ ],
85
+ }
86
+ if op_name not in known_patterns:
87
+ msg = f"Unknown pattern {op_name}!"
88
+ raise Exception(msg)
89
+
90
+ self.patterns = known_patterns[op_name]
91
+
92
+ def add_patterns(self, patterns: list[str]) -> None:
93
+ self.patterns += patterns
94
+
95
+ def build_default_lut(self) -> None:
96
+ symbols = [0, 1]
97
+ m = 1 << 4 # pos of current pixel
98
+ self.lut = bytearray(symbols[(i & m) > 0] for i in range(LUT_SIZE))
99
+
100
+ def get_lut(self) -> bytearray | None:
101
+ return self.lut
102
+
103
+ def _string_permute(self, pattern: str, permutation: list[int]) -> str:
104
+ """string_permute takes a pattern and a permutation and returns the
105
+ string permuted according to the permutation list.
106
+ """
107
+ assert len(permutation) == 9
108
+ return "".join(pattern[p] for p in permutation)
109
+
110
+ def _pattern_permute(
111
+ self, basic_pattern: str, options: str, basic_result: int
112
+ ) -> list[tuple[str, int]]:
113
+ """pattern_permute takes a basic pattern and its result and clones
114
+ the pattern according to the modifications described in the $options
115
+ parameter. It returns a list of all cloned patterns."""
116
+ patterns = [(basic_pattern, basic_result)]
117
+
118
+ # rotations
119
+ if "4" in options:
120
+ res = patterns[-1][1]
121
+ for i in range(4):
122
+ patterns.append(
123
+ (self._string_permute(patterns[-1][0], ROTATION_MATRIX), res)
124
+ )
125
+ # mirror
126
+ if "M" in options:
127
+ n = len(patterns)
128
+ for pattern, res in patterns[:n]:
129
+ patterns.append((self._string_permute(pattern, MIRROR_MATRIX), res))
130
+
131
+ # negate
132
+ if "N" in options:
133
+ n = len(patterns)
134
+ for pattern, res in patterns[:n]:
135
+ # Swap 0 and 1
136
+ pattern = pattern.replace("0", "Z").replace("1", "0").replace("Z", "1")
137
+ res = 1 - int(res)
138
+ patterns.append((pattern, res))
139
+
140
+ return patterns
141
+
142
+ def build_lut(self) -> bytearray:
143
+ """Compile all patterns into a morphology lut.
144
+
145
+ TBD :Build based on (file) morphlut:modify_lut
146
+ """
147
+ self.build_default_lut()
148
+ assert self.lut is not None
149
+ patterns = []
150
+
151
+ # Parse and create symmetries of the patterns strings
152
+ for p in self.patterns:
153
+ m = re.search(r"(\w*):?\s*\((.+?)\)\s*->\s*(\d)", p.replace("\n", ""))
154
+ if not m:
155
+ msg = 'Syntax error in pattern "' + p + '"'
156
+ raise Exception(msg)
157
+ options = m.group(1)
158
+ pattern = m.group(2)
159
+ result = int(m.group(3))
160
+
161
+ # Get rid of spaces
162
+ pattern = pattern.replace(" ", "").replace("\n", "")
163
+
164
+ patterns += self._pattern_permute(pattern, options, result)
165
+
166
+ # compile the patterns into regular expressions for speed
167
+ compiled_patterns = []
168
+ for pattern in patterns:
169
+ p = pattern[0].replace(".", "X").replace("X", "[01]")
170
+ compiled_patterns.append((re.compile(p), pattern[1]))
171
+
172
+ # Step through table and find patterns that match.
173
+ # Note that all the patterns are searched. The last one
174
+ # caught overrides
175
+ for i in range(LUT_SIZE):
176
+ # Build the bit pattern
177
+ bitpattern = bin(i)[2:]
178
+ bitpattern = ("0" * (9 - len(bitpattern)) + bitpattern)[::-1]
179
+
180
+ for pattern, r in compiled_patterns:
181
+ if pattern.match(bitpattern):
182
+ self.lut[i] = [0, 1][r]
183
+
184
+ return self.lut
185
+
186
+
187
+ class MorphOp:
188
+ """A class for binary morphological operators"""
189
+
190
+ def __init__(
191
+ self,
192
+ lut: bytearray | None = None,
193
+ op_name: str | None = None,
194
+ patterns: list[str] | None = None,
195
+ ) -> None:
196
+ """Create a binary morphological operator"""
197
+ self.lut = lut
198
+ if op_name is not None:
199
+ self.lut = LutBuilder(op_name=op_name).build_lut()
200
+ elif patterns is not None:
201
+ self.lut = LutBuilder(patterns=patterns).build_lut()
202
+
203
+ def apply(self, image: Image.Image) -> tuple[int, Image.Image]:
204
+ """Run a single morphological operation on an image
205
+
206
+ Returns a tuple of the number of changed pixels and the
207
+ morphed image"""
208
+ if self.lut is None:
209
+ msg = "No operator loaded"
210
+ raise Exception(msg)
211
+
212
+ if image.mode != "L":
213
+ msg = "Image mode must be L"
214
+ raise ValueError(msg)
215
+ outimage = Image.new(image.mode, image.size, None)
216
+ count = _imagingmorph.apply(bytes(self.lut), image.im.id, outimage.im.id)
217
+ return count, outimage
218
+
219
+ def match(self, image: Image.Image) -> list[tuple[int, int]]:
220
+ """Get a list of coordinates matching the morphological operation on
221
+ an image.
222
+
223
+ Returns a list of tuples of (x,y) coordinates
224
+ of all matching pixels. See :ref:`coordinate-system`."""
225
+ if self.lut is None:
226
+ msg = "No operator loaded"
227
+ raise Exception(msg)
228
+
229
+ if image.mode != "L":
230
+ msg = "Image mode must be L"
231
+ raise ValueError(msg)
232
+ return _imagingmorph.match(bytes(self.lut), image.im.id)
233
+
234
+ def get_on_pixels(self, image: Image.Image) -> list[tuple[int, int]]:
235
+ """Get a list of all turned on pixels in a binary image
236
+
237
+ Returns a list of tuples of (x,y) coordinates
238
+ of all matching pixels. See :ref:`coordinate-system`."""
239
+
240
+ if image.mode != "L":
241
+ msg = "Image mode must be L"
242
+ raise ValueError(msg)
243
+ return _imagingmorph.get_on_pixels(image.im.id)
244
+
245
+ def load_lut(self, filename: str) -> None:
246
+ """Load an operator from an mrl file"""
247
+ with open(filename, "rb") as f:
248
+ self.lut = bytearray(f.read())
249
+
250
+ if len(self.lut) != LUT_SIZE:
251
+ self.lut = None
252
+ msg = "Wrong size operator file!"
253
+ raise Exception(msg)
254
+
255
+ def save_lut(self, filename: str) -> None:
256
+ """Save an operator to an mrl file"""
257
+ if self.lut is None:
258
+ msg = "No operator loaded"
259
+ raise Exception(msg)
260
+ with open(filename, "wb") as f:
261
+ f.write(self.lut)
262
+
263
+ def set_lut(self, lut: bytearray | None) -> None:
264
+ """Set the lut from an external source"""
265
+ self.lut = lut
MLPY/Lib/site-packages/PIL/ImageOps.py ADDED
@@ -0,0 +1,728 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # standard image operations
6
+ #
7
+ # History:
8
+ # 2001-10-20 fl Created
9
+ # 2001-10-23 fl Added autocontrast operator
10
+ # 2001-12-18 fl Added Kevin's fit operator
11
+ # 2004-03-14 fl Fixed potential division by zero in equalize
12
+ # 2005-05-05 fl Fixed equalize for low number of values
13
+ #
14
+ # Copyright (c) 2001-2004 by Secret Labs AB
15
+ # Copyright (c) 2001-2004 by Fredrik Lundh
16
+ #
17
+ # See the README file for information on usage and redistribution.
18
+ #
19
+ from __future__ import annotations
20
+
21
+ import functools
22
+ import operator
23
+ import re
24
+ from typing import Protocol, Sequence, cast
25
+
26
+ from . import ExifTags, Image, ImagePalette
27
+
28
+ #
29
+ # helpers
30
+
31
+
32
+ def _border(border: int | tuple[int, ...]) -> tuple[int, int, int, int]:
33
+ if isinstance(border, tuple):
34
+ if len(border) == 2:
35
+ left, top = right, bottom = border
36
+ elif len(border) == 4:
37
+ left, top, right, bottom = border
38
+ else:
39
+ left = top = right = bottom = border
40
+ return left, top, right, bottom
41
+
42
+
43
+ def _color(color: str | int | tuple[int, ...], mode: str) -> int | tuple[int, ...]:
44
+ if isinstance(color, str):
45
+ from . import ImageColor
46
+
47
+ color = ImageColor.getcolor(color, mode)
48
+ return color
49
+
50
+
51
+ def _lut(image: Image.Image, lut: list[int]) -> Image.Image:
52
+ if image.mode == "P":
53
+ # FIXME: apply to lookup table, not image data
54
+ msg = "mode P support coming soon"
55
+ raise NotImplementedError(msg)
56
+ elif image.mode in ("L", "RGB"):
57
+ if image.mode == "RGB" and len(lut) == 256:
58
+ lut = lut + lut + lut
59
+ return image.point(lut)
60
+ else:
61
+ msg = f"not supported for mode {image.mode}"
62
+ raise OSError(msg)
63
+
64
+
65
+ #
66
+ # actions
67
+
68
+
69
+ def autocontrast(
70
+ image: Image.Image,
71
+ cutoff: float | tuple[float, float] = 0,
72
+ ignore: int | Sequence[int] | None = None,
73
+ mask: Image.Image | None = None,
74
+ preserve_tone: bool = False,
75
+ ) -> Image.Image:
76
+ """
77
+ Maximize (normalize) image contrast. This function calculates a
78
+ histogram of the input image (or mask region), removes ``cutoff`` percent of the
79
+ lightest and darkest pixels from the histogram, and remaps the image
80
+ so that the darkest pixel becomes black (0), and the lightest
81
+ becomes white (255).
82
+
83
+ :param image: The image to process.
84
+ :param cutoff: The percent to cut off from the histogram on the low and
85
+ high ends. Either a tuple of (low, high), or a single
86
+ number for both.
87
+ :param ignore: The background pixel value (use None for no background).
88
+ :param mask: Histogram used in contrast operation is computed using pixels
89
+ within the mask. If no mask is given the entire image is used
90
+ for histogram computation.
91
+ :param preserve_tone: Preserve image tone in Photoshop-like style autocontrast.
92
+
93
+ .. versionadded:: 8.2.0
94
+
95
+ :return: An image.
96
+ """
97
+ if preserve_tone:
98
+ histogram = image.convert("L").histogram(mask)
99
+ else:
100
+ histogram = image.histogram(mask)
101
+
102
+ lut = []
103
+ for layer in range(0, len(histogram), 256):
104
+ h = histogram[layer : layer + 256]
105
+ if ignore is not None:
106
+ # get rid of outliers
107
+ if isinstance(ignore, int):
108
+ h[ignore] = 0
109
+ else:
110
+ for ix in ignore:
111
+ h[ix] = 0
112
+ if cutoff:
113
+ # cut off pixels from both ends of the histogram
114
+ if not isinstance(cutoff, tuple):
115
+ cutoff = (cutoff, cutoff)
116
+ # get number of pixels
117
+ n = 0
118
+ for ix in range(256):
119
+ n = n + h[ix]
120
+ # remove cutoff% pixels from the low end
121
+ cut = int(n * cutoff[0] // 100)
122
+ for lo in range(256):
123
+ if cut > h[lo]:
124
+ cut = cut - h[lo]
125
+ h[lo] = 0
126
+ else:
127
+ h[lo] -= cut
128
+ cut = 0
129
+ if cut <= 0:
130
+ break
131
+ # remove cutoff% samples from the high end
132
+ cut = int(n * cutoff[1] // 100)
133
+ for hi in range(255, -1, -1):
134
+ if cut > h[hi]:
135
+ cut = cut - h[hi]
136
+ h[hi] = 0
137
+ else:
138
+ h[hi] -= cut
139
+ cut = 0
140
+ if cut <= 0:
141
+ break
142
+ # find lowest/highest samples after preprocessing
143
+ for lo in range(256):
144
+ if h[lo]:
145
+ break
146
+ for hi in range(255, -1, -1):
147
+ if h[hi]:
148
+ break
149
+ if hi <= lo:
150
+ # don't bother
151
+ lut.extend(list(range(256)))
152
+ else:
153
+ scale = 255.0 / (hi - lo)
154
+ offset = -lo * scale
155
+ for ix in range(256):
156
+ ix = int(ix * scale + offset)
157
+ if ix < 0:
158
+ ix = 0
159
+ elif ix > 255:
160
+ ix = 255
161
+ lut.append(ix)
162
+ return _lut(image, lut)
163
+
164
+
165
+ def colorize(
166
+ image: Image.Image,
167
+ black: str | tuple[int, ...],
168
+ white: str | tuple[int, ...],
169
+ mid: str | int | tuple[int, ...] | None = None,
170
+ blackpoint: int = 0,
171
+ whitepoint: int = 255,
172
+ midpoint: int = 127,
173
+ ) -> Image.Image:
174
+ """
175
+ Colorize grayscale image.
176
+ This function calculates a color wedge which maps all black pixels in
177
+ the source image to the first color and all white pixels to the
178
+ second color. If ``mid`` is specified, it uses three-color mapping.
179
+ The ``black`` and ``white`` arguments should be RGB tuples or color names;
180
+ optionally you can use three-color mapping by also specifying ``mid``.
181
+ Mapping positions for any of the colors can be specified
182
+ (e.g. ``blackpoint``), where these parameters are the integer
183
+ value corresponding to where the corresponding color should be mapped.
184
+ These parameters must have logical order, such that
185
+ ``blackpoint <= midpoint <= whitepoint`` (if ``mid`` is specified).
186
+
187
+ :param image: The image to colorize.
188
+ :param black: The color to use for black input pixels.
189
+ :param white: The color to use for white input pixels.
190
+ :param mid: The color to use for midtone input pixels.
191
+ :param blackpoint: an int value [0, 255] for the black mapping.
192
+ :param whitepoint: an int value [0, 255] for the white mapping.
193
+ :param midpoint: an int value [0, 255] for the midtone mapping.
194
+ :return: An image.
195
+ """
196
+
197
+ # Initial asserts
198
+ assert image.mode == "L"
199
+ if mid is None:
200
+ assert 0 <= blackpoint <= whitepoint <= 255
201
+ else:
202
+ assert 0 <= blackpoint <= midpoint <= whitepoint <= 255
203
+
204
+ # Define colors from arguments
205
+ rgb_black = cast(Sequence[int], _color(black, "RGB"))
206
+ rgb_white = cast(Sequence[int], _color(white, "RGB"))
207
+ rgb_mid = cast(Sequence[int], _color(mid, "RGB")) if mid is not None else None
208
+
209
+ # Empty lists for the mapping
210
+ red = []
211
+ green = []
212
+ blue = []
213
+
214
+ # Create the low-end values
215
+ for i in range(0, blackpoint):
216
+ red.append(rgb_black[0])
217
+ green.append(rgb_black[1])
218
+ blue.append(rgb_black[2])
219
+
220
+ # Create the mapping (2-color)
221
+ if rgb_mid is None:
222
+ range_map = range(0, whitepoint - blackpoint)
223
+
224
+ for i in range_map:
225
+ red.append(
226
+ rgb_black[0] + i * (rgb_white[0] - rgb_black[0]) // len(range_map)
227
+ )
228
+ green.append(
229
+ rgb_black[1] + i * (rgb_white[1] - rgb_black[1]) // len(range_map)
230
+ )
231
+ blue.append(
232
+ rgb_black[2] + i * (rgb_white[2] - rgb_black[2]) // len(range_map)
233
+ )
234
+
235
+ # Create the mapping (3-color)
236
+ else:
237
+ range_map1 = range(0, midpoint - blackpoint)
238
+ range_map2 = range(0, whitepoint - midpoint)
239
+
240
+ for i in range_map1:
241
+ red.append(
242
+ rgb_black[0] + i * (rgb_mid[0] - rgb_black[0]) // len(range_map1)
243
+ )
244
+ green.append(
245
+ rgb_black[1] + i * (rgb_mid[1] - rgb_black[1]) // len(range_map1)
246
+ )
247
+ blue.append(
248
+ rgb_black[2] + i * (rgb_mid[2] - rgb_black[2]) // len(range_map1)
249
+ )
250
+ for i in range_map2:
251
+ red.append(rgb_mid[0] + i * (rgb_white[0] - rgb_mid[0]) // len(range_map2))
252
+ green.append(
253
+ rgb_mid[1] + i * (rgb_white[1] - rgb_mid[1]) // len(range_map2)
254
+ )
255
+ blue.append(rgb_mid[2] + i * (rgb_white[2] - rgb_mid[2]) // len(range_map2))
256
+
257
+ # Create the high-end values
258
+ for i in range(0, 256 - whitepoint):
259
+ red.append(rgb_white[0])
260
+ green.append(rgb_white[1])
261
+ blue.append(rgb_white[2])
262
+
263
+ # Return converted image
264
+ image = image.convert("RGB")
265
+ return _lut(image, red + green + blue)
266
+
267
+
268
+ def contain(
269
+ image: Image.Image, size: tuple[int, int], method: int = Image.Resampling.BICUBIC
270
+ ) -> Image.Image:
271
+ """
272
+ Returns a resized version of the image, set to the maximum width and height
273
+ within the requested size, while maintaining the original aspect ratio.
274
+
275
+ :param image: The image to resize.
276
+ :param size: The requested output size in pixels, given as a
277
+ (width, height) tuple.
278
+ :param method: Resampling method to use. Default is
279
+ :py:attr:`~PIL.Image.Resampling.BICUBIC`.
280
+ See :ref:`concept-filters`.
281
+ :return: An image.
282
+ """
283
+
284
+ im_ratio = image.width / image.height
285
+ dest_ratio = size[0] / size[1]
286
+
287
+ if im_ratio != dest_ratio:
288
+ if im_ratio > dest_ratio:
289
+ new_height = round(image.height / image.width * size[0])
290
+ if new_height != size[1]:
291
+ size = (size[0], new_height)
292
+ else:
293
+ new_width = round(image.width / image.height * size[1])
294
+ if new_width != size[0]:
295
+ size = (new_width, size[1])
296
+ return image.resize(size, resample=method)
297
+
298
+
299
+ def cover(
300
+ image: Image.Image, size: tuple[int, int], method: int = Image.Resampling.BICUBIC
301
+ ) -> Image.Image:
302
+ """
303
+ Returns a resized version of the image, so that the requested size is
304
+ covered, while maintaining the original aspect ratio.
305
+
306
+ :param image: The image to resize.
307
+ :param size: The requested output size in pixels, given as a
308
+ (width, height) tuple.
309
+ :param method: Resampling method to use. Default is
310
+ :py:attr:`~PIL.Image.Resampling.BICUBIC`.
311
+ See :ref:`concept-filters`.
312
+ :return: An image.
313
+ """
314
+
315
+ im_ratio = image.width / image.height
316
+ dest_ratio = size[0] / size[1]
317
+
318
+ if im_ratio != dest_ratio:
319
+ if im_ratio < dest_ratio:
320
+ new_height = round(image.height / image.width * size[0])
321
+ if new_height != size[1]:
322
+ size = (size[0], new_height)
323
+ else:
324
+ new_width = round(image.width / image.height * size[1])
325
+ if new_width != size[0]:
326
+ size = (new_width, size[1])
327
+ return image.resize(size, resample=method)
328
+
329
+
330
+ def pad(
331
+ image: Image.Image,
332
+ size: tuple[int, int],
333
+ method: int = Image.Resampling.BICUBIC,
334
+ color: str | int | tuple[int, ...] | None = None,
335
+ centering: tuple[float, float] = (0.5, 0.5),
336
+ ) -> Image.Image:
337
+ """
338
+ Returns a resized and padded version of the image, expanded to fill the
339
+ requested aspect ratio and size.
340
+
341
+ :param image: The image to resize and crop.
342
+ :param size: The requested output size in pixels, given as a
343
+ (width, height) tuple.
344
+ :param method: Resampling method to use. Default is
345
+ :py:attr:`~PIL.Image.Resampling.BICUBIC`.
346
+ See :ref:`concept-filters`.
347
+ :param color: The background color of the padded image.
348
+ :param centering: Control the position of the original image within the
349
+ padded version.
350
+
351
+ (0.5, 0.5) will keep the image centered
352
+ (0, 0) will keep the image aligned to the top left
353
+ (1, 1) will keep the image aligned to the bottom
354
+ right
355
+ :return: An image.
356
+ """
357
+
358
+ resized = contain(image, size, method)
359
+ if resized.size == size:
360
+ out = resized
361
+ else:
362
+ out = Image.new(image.mode, size, color)
363
+ if resized.palette:
364
+ out.putpalette(resized.getpalette())
365
+ if resized.width != size[0]:
366
+ x = round((size[0] - resized.width) * max(0, min(centering[0], 1)))
367
+ out.paste(resized, (x, 0))
368
+ else:
369
+ y = round((size[1] - resized.height) * max(0, min(centering[1], 1)))
370
+ out.paste(resized, (0, y))
371
+ return out
372
+
373
+
374
+ def crop(image: Image.Image, border: int = 0) -> Image.Image:
375
+ """
376
+ Remove border from image. The same amount of pixels are removed
377
+ from all four sides. This function works on all image modes.
378
+
379
+ .. seealso:: :py:meth:`~PIL.Image.Image.crop`
380
+
381
+ :param image: The image to crop.
382
+ :param border: The number of pixels to remove.
383
+ :return: An image.
384
+ """
385
+ left, top, right, bottom = _border(border)
386
+ return image.crop((left, top, image.size[0] - right, image.size[1] - bottom))
387
+
388
+
389
+ def scale(
390
+ image: Image.Image, factor: float, resample: int = Image.Resampling.BICUBIC
391
+ ) -> Image.Image:
392
+ """
393
+ Returns a rescaled image by a specific factor given in parameter.
394
+ A factor greater than 1 expands the image, between 0 and 1 contracts the
395
+ image.
396
+
397
+ :param image: The image to rescale.
398
+ :param factor: The expansion factor, as a float.
399
+ :param resample: Resampling method to use. Default is
400
+ :py:attr:`~PIL.Image.Resampling.BICUBIC`.
401
+ See :ref:`concept-filters`.
402
+ :returns: An :py:class:`~PIL.Image.Image` object.
403
+ """
404
+ if factor == 1:
405
+ return image.copy()
406
+ elif factor <= 0:
407
+ msg = "the factor must be greater than 0"
408
+ raise ValueError(msg)
409
+ else:
410
+ size = (round(factor * image.width), round(factor * image.height))
411
+ return image.resize(size, resample)
412
+
413
+
414
+ class SupportsGetMesh(Protocol):
415
+ """
416
+ An object that supports the ``getmesh`` method, taking an image as an
417
+ argument, and returning a list of tuples. Each tuple contains two tuples,
418
+ the source box as a tuple of 4 integers, and a tuple of 8 integers for the
419
+ final quadrilateral, in order of top left, bottom left, bottom right, top
420
+ right.
421
+ """
422
+
423
+ def getmesh(
424
+ self, image: Image.Image
425
+ ) -> list[
426
+ tuple[tuple[int, int, int, int], tuple[int, int, int, int, int, int, int, int]]
427
+ ]: ...
428
+
429
+
430
+ def deform(
431
+ image: Image.Image,
432
+ deformer: SupportsGetMesh,
433
+ resample: int = Image.Resampling.BILINEAR,
434
+ ) -> Image.Image:
435
+ """
436
+ Deform the image.
437
+
438
+ :param image: The image to deform.
439
+ :param deformer: A deformer object. Any object that implements a
440
+ ``getmesh`` method can be used.
441
+ :param resample: An optional resampling filter. Same values possible as
442
+ in the PIL.Image.transform function.
443
+ :return: An image.
444
+ """
445
+ return image.transform(
446
+ image.size, Image.Transform.MESH, deformer.getmesh(image), resample
447
+ )
448
+
449
+
450
+ def equalize(image: Image.Image, mask: Image.Image | None = None) -> Image.Image:
451
+ """
452
+ Equalize the image histogram. This function applies a non-linear
453
+ mapping to the input image, in order to create a uniform
454
+ distribution of grayscale values in the output image.
455
+
456
+ :param image: The image to equalize.
457
+ :param mask: An optional mask. If given, only the pixels selected by
458
+ the mask are included in the analysis.
459
+ :return: An image.
460
+ """
461
+ if image.mode == "P":
462
+ image = image.convert("RGB")
463
+ h = image.histogram(mask)
464
+ lut = []
465
+ for b in range(0, len(h), 256):
466
+ histo = [_f for _f in h[b : b + 256] if _f]
467
+ if len(histo) <= 1:
468
+ lut.extend(list(range(256)))
469
+ else:
470
+ step = (functools.reduce(operator.add, histo) - histo[-1]) // 255
471
+ if not step:
472
+ lut.extend(list(range(256)))
473
+ else:
474
+ n = step // 2
475
+ for i in range(256):
476
+ lut.append(n // step)
477
+ n = n + h[i + b]
478
+ return _lut(image, lut)
479
+
480
+
481
+ def expand(
482
+ image: Image.Image,
483
+ border: int | tuple[int, ...] = 0,
484
+ fill: str | int | tuple[int, ...] = 0,
485
+ ) -> Image.Image:
486
+ """
487
+ Add border to the image
488
+
489
+ :param image: The image to expand.
490
+ :param border: Border width, in pixels.
491
+ :param fill: Pixel fill value (a color value). Default is 0 (black).
492
+ :return: An image.
493
+ """
494
+ left, top, right, bottom = _border(border)
495
+ width = left + image.size[0] + right
496
+ height = top + image.size[1] + bottom
497
+ color = _color(fill, image.mode)
498
+ if image.palette:
499
+ palette = ImagePalette.ImagePalette(palette=image.getpalette())
500
+ if isinstance(color, tuple) and (len(color) == 3 or len(color) == 4):
501
+ color = palette.getcolor(color)
502
+ else:
503
+ palette = None
504
+ out = Image.new(image.mode, (width, height), color)
505
+ if palette:
506
+ out.putpalette(palette.palette)
507
+ out.paste(image, (left, top))
508
+ return out
509
+
510
+
511
+ def fit(
512
+ image: Image.Image,
513
+ size: tuple[int, int],
514
+ method: int = Image.Resampling.BICUBIC,
515
+ bleed: float = 0.0,
516
+ centering: tuple[float, float] = (0.5, 0.5),
517
+ ) -> Image.Image:
518
+ """
519
+ Returns a resized and cropped version of the image, cropped to the
520
+ requested aspect ratio and size.
521
+
522
+ This function was contributed by Kevin Cazabon.
523
+
524
+ :param image: The image to resize and crop.
525
+ :param size: The requested output size in pixels, given as a
526
+ (width, height) tuple.
527
+ :param method: Resampling method to use. Default is
528
+ :py:attr:`~PIL.Image.Resampling.BICUBIC`.
529
+ See :ref:`concept-filters`.
530
+ :param bleed: Remove a border around the outside of the image from all
531
+ four edges. The value is a decimal percentage (use 0.01 for
532
+ one percent). The default value is 0 (no border).
533
+ Cannot be greater than or equal to 0.5.
534
+ :param centering: Control the cropping position. Use (0.5, 0.5) for
535
+ center cropping (e.g. if cropping the width, take 50% off
536
+ of the left side, and therefore 50% off the right side).
537
+ (0.0, 0.0) will crop from the top left corner (i.e. if
538
+ cropping the width, take all of the crop off of the right
539
+ side, and if cropping the height, take all of it off the
540
+ bottom). (1.0, 0.0) will crop from the bottom left
541
+ corner, etc. (i.e. if cropping the width, take all of the
542
+ crop off the left side, and if cropping the height take
543
+ none from the top, and therefore all off the bottom).
544
+ :return: An image.
545
+ """
546
+
547
+ # by Kevin Cazabon, Feb 17/2000
548
549
+ # https://www.cazabon.com
550
+
551
+ centering_x, centering_y = centering
552
+
553
+ if not 0.0 <= centering_x <= 1.0:
554
+ centering_x = 0.5
555
+ if not 0.0 <= centering_y <= 1.0:
556
+ centering_y = 0.5
557
+
558
+ if not 0.0 <= bleed < 0.5:
559
+ bleed = 0.0
560
+
561
+ # calculate the area to use for resizing and cropping, subtracting
562
+ # the 'bleed' around the edges
563
+
564
+ # number of pixels to trim off on Top and Bottom, Left and Right
565
+ bleed_pixels = (bleed * image.size[0], bleed * image.size[1])
566
+
567
+ live_size = (
568
+ image.size[0] - bleed_pixels[0] * 2,
569
+ image.size[1] - bleed_pixels[1] * 2,
570
+ )
571
+
572
+ # calculate the aspect ratio of the live_size
573
+ live_size_ratio = live_size[0] / live_size[1]
574
+
575
+ # calculate the aspect ratio of the output image
576
+ output_ratio = size[0] / size[1]
577
+
578
+ # figure out if the sides or top/bottom will be cropped off
579
+ if live_size_ratio == output_ratio:
580
+ # live_size is already the needed ratio
581
+ crop_width = live_size[0]
582
+ crop_height = live_size[1]
583
+ elif live_size_ratio >= output_ratio:
584
+ # live_size is wider than what's needed, crop the sides
585
+ crop_width = output_ratio * live_size[1]
586
+ crop_height = live_size[1]
587
+ else:
588
+ # live_size is taller than what's needed, crop the top and bottom
589
+ crop_width = live_size[0]
590
+ crop_height = live_size[0] / output_ratio
591
+
592
+ # make the crop
593
+ crop_left = bleed_pixels[0] + (live_size[0] - crop_width) * centering_x
594
+ crop_top = bleed_pixels[1] + (live_size[1] - crop_height) * centering_y
595
+
596
+ crop = (crop_left, crop_top, crop_left + crop_width, crop_top + crop_height)
597
+
598
+ # resize the image and return it
599
+ return image.resize(size, method, box=crop)
600
+
601
+
602
+ def flip(image: Image.Image) -> Image.Image:
603
+ """
604
+ Flip the image vertically (top to bottom).
605
+
606
+ :param image: The image to flip.
607
+ :return: An image.
608
+ """
609
+ return image.transpose(Image.Transpose.FLIP_TOP_BOTTOM)
610
+
611
+
612
+ def grayscale(image: Image.Image) -> Image.Image:
613
+ """
614
+ Convert the image to grayscale.
615
+
616
+ :param image: The image to convert.
617
+ :return: An image.
618
+ """
619
+ return image.convert("L")
620
+
621
+
622
+ def invert(image: Image.Image) -> Image.Image:
623
+ """
624
+ Invert (negate) the image.
625
+
626
+ :param image: The image to invert.
627
+ :return: An image.
628
+ """
629
+ lut = list(range(255, -1, -1))
630
+ return image.point(lut) if image.mode == "1" else _lut(image, lut)
631
+
632
+
633
+ def mirror(image: Image.Image) -> Image.Image:
634
+ """
635
+ Flip image horizontally (left to right).
636
+
637
+ :param image: The image to mirror.
638
+ :return: An image.
639
+ """
640
+ return image.transpose(Image.Transpose.FLIP_LEFT_RIGHT)
641
+
642
+
643
+ def posterize(image: Image.Image, bits: int) -> Image.Image:
644
+ """
645
+ Reduce the number of bits for each color channel.
646
+
647
+ :param image: The image to posterize.
648
+ :param bits: The number of bits to keep for each channel (1-8).
649
+ :return: An image.
650
+ """
651
+ mask = ~(2 ** (8 - bits) - 1)
652
+ lut = [i & mask for i in range(256)]
653
+ return _lut(image, lut)
654
+
655
+
656
+ def solarize(image: Image.Image, threshold: int = 128) -> Image.Image:
657
+ """
658
+ Invert all pixel values above a threshold.
659
+
660
+ :param image: The image to solarize.
661
+ :param threshold: All pixels above this grayscale level are inverted.
662
+ :return: An image.
663
+ """
664
+ lut = []
665
+ for i in range(256):
666
+ if i < threshold:
667
+ lut.append(i)
668
+ else:
669
+ lut.append(255 - i)
670
+ return _lut(image, lut)
671
+
672
+
673
+ def exif_transpose(image: Image.Image, *, in_place: bool = False) -> Image.Image | None:
674
+ """
675
+ If an image has an EXIF Orientation tag, other than 1, transpose the image
676
+ accordingly, and remove the orientation data.
677
+
678
+ :param image: The image to transpose.
679
+ :param in_place: Boolean. Keyword-only argument.
680
+ If ``True``, the original image is modified in-place, and ``None`` is returned.
681
+ If ``False`` (default), a new :py:class:`~PIL.Image.Image` object is returned
682
+ with the transposition applied. If there is no transposition, a copy of the
683
+ image will be returned.
684
+ """
685
+ image.load()
686
+ image_exif = image.getexif()
687
+ orientation = image_exif.get(ExifTags.Base.Orientation, 1)
688
+ method = {
689
+ 2: Image.Transpose.FLIP_LEFT_RIGHT,
690
+ 3: Image.Transpose.ROTATE_180,
691
+ 4: Image.Transpose.FLIP_TOP_BOTTOM,
692
+ 5: Image.Transpose.TRANSPOSE,
693
+ 6: Image.Transpose.ROTATE_270,
694
+ 7: Image.Transpose.TRANSVERSE,
695
+ 8: Image.Transpose.ROTATE_90,
696
+ }.get(orientation)
697
+ if method is not None:
698
+ transposed_image = image.transpose(method)
699
+ if in_place:
700
+ image.im = transposed_image.im
701
+ image.pyaccess = None
702
+ image._size = transposed_image._size
703
+ exif_image = image if in_place else transposed_image
704
+
705
+ exif = exif_image.getexif()
706
+ if ExifTags.Base.Orientation in exif:
707
+ del exif[ExifTags.Base.Orientation]
708
+ if "exif" in exif_image.info:
709
+ exif_image.info["exif"] = exif.tobytes()
710
+ elif "Raw profile type exif" in exif_image.info:
711
+ exif_image.info["Raw profile type exif"] = exif.tobytes().hex()
712
+ for key in ("XML:com.adobe.xmp", "xmp"):
713
+ if key in exif_image.info:
714
+ for pattern in (
715
+ r'tiff:Orientation="([0-9])"',
716
+ r"<tiff:Orientation>([0-9])</tiff:Orientation>",
717
+ ):
718
+ value = exif_image.info[key]
719
+ exif_image.info[key] = (
720
+ re.sub(pattern, "", value)
721
+ if isinstance(value, str)
722
+ else re.sub(pattern.encode(), b"", value)
723
+ )
724
+ if not in_place:
725
+ return transposed_image
726
+ elif not in_place:
727
+ return image.copy()
728
+ return None
MLPY/Lib/site-packages/PIL/ImagePalette.py ADDED
@@ -0,0 +1,284 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # image palette object
6
+ #
7
+ # History:
8
+ # 1996-03-11 fl Rewritten.
9
+ # 1997-01-03 fl Up and running.
10
+ # 1997-08-23 fl Added load hack
11
+ # 2001-04-16 fl Fixed randint shadow bug in random()
12
+ #
13
+ # Copyright (c) 1997-2001 by Secret Labs AB
14
+ # Copyright (c) 1996-1997 by Fredrik Lundh
15
+ #
16
+ # See the README file for information on usage and redistribution.
17
+ #
18
+ from __future__ import annotations
19
+
20
+ import array
21
+ from typing import IO, TYPE_CHECKING, Sequence
22
+
23
+ from . import GimpGradientFile, GimpPaletteFile, ImageColor, PaletteFile
24
+
25
+ if TYPE_CHECKING:
26
+ from . import Image
27
+
28
+
29
+ class ImagePalette:
30
+ """
31
+ Color palette for palette mapped images
32
+
33
+ :param mode: The mode to use for the palette. See:
34
+ :ref:`concept-modes`. Defaults to "RGB"
35
+ :param palette: An optional palette. If given, it must be a bytearray,
36
+ an array or a list of ints between 0-255. The list must consist of
37
+ all channels for one color followed by the next color (e.g. RGBRGBRGB).
38
+ Defaults to an empty palette.
39
+ """
40
+
41
+ def __init__(
42
+ self,
43
+ mode: str = "RGB",
44
+ palette: Sequence[int] | bytes | bytearray | None = None,
45
+ ) -> None:
46
+ self.mode = mode
47
+ self.rawmode: str | None = None # if set, palette contains raw data
48
+ self.palette = palette or bytearray()
49
+ self.dirty: int | None = None
50
+
51
+ @property
52
+ def palette(self) -> Sequence[int] | bytes | bytearray:
53
+ return self._palette
54
+
55
+ @palette.setter
56
+ def palette(self, palette: Sequence[int] | bytes | bytearray) -> None:
57
+ self._colors: dict[tuple[int, ...], int] | None = None
58
+ self._palette = palette
59
+
60
+ @property
61
+ def colors(self) -> dict[tuple[int, ...], int]:
62
+ if self._colors is None:
63
+ mode_len = len(self.mode)
64
+ self._colors = {}
65
+ for i in range(0, len(self.palette), mode_len):
66
+ color = tuple(self.palette[i : i + mode_len])
67
+ if color in self._colors:
68
+ continue
69
+ self._colors[color] = i // mode_len
70
+ return self._colors
71
+
72
+ @colors.setter
73
+ def colors(self, colors: dict[tuple[int, ...], int]) -> None:
74
+ self._colors = colors
75
+
76
+ def copy(self) -> ImagePalette:
77
+ new = ImagePalette()
78
+
79
+ new.mode = self.mode
80
+ new.rawmode = self.rawmode
81
+ if self.palette is not None:
82
+ new.palette = self.palette[:]
83
+ new.dirty = self.dirty
84
+
85
+ return new
86
+
87
+ def getdata(self) -> tuple[str, Sequence[int] | bytes | bytearray]:
88
+ """
89
+ Get palette contents in format suitable for the low-level
90
+ ``im.putpalette`` primitive.
91
+
92
+ .. warning:: This method is experimental.
93
+ """
94
+ if self.rawmode:
95
+ return self.rawmode, self.palette
96
+ return self.mode, self.tobytes()
97
+
98
+ def tobytes(self) -> bytes:
99
+ """Convert palette to bytes.
100
+
101
+ .. warning:: This method is experimental.
102
+ """
103
+ if self.rawmode:
104
+ msg = "palette contains raw palette data"
105
+ raise ValueError(msg)
106
+ if isinstance(self.palette, bytes):
107
+ return self.palette
108
+ arr = array.array("B", self.palette)
109
+ return arr.tobytes()
110
+
111
+ # Declare tostring as an alias for tobytes
112
+ tostring = tobytes
113
+
114
+ def _new_color_index(
115
+ self, image: Image.Image | None = None, e: Exception | None = None
116
+ ) -> int:
117
+ if not isinstance(self.palette, bytearray):
118
+ self._palette = bytearray(self.palette)
119
+ index = len(self.palette) // 3
120
+ special_colors: tuple[int | tuple[int, ...] | None, ...] = ()
121
+ if image:
122
+ special_colors = (
123
+ image.info.get("background"),
124
+ image.info.get("transparency"),
125
+ )
126
+ while index in special_colors:
127
+ index += 1
128
+ if index >= 256:
129
+ if image:
130
+ # Search for an unused index
131
+ for i, count in reversed(list(enumerate(image.histogram()))):
132
+ if count == 0 and i not in special_colors:
133
+ index = i
134
+ break
135
+ if index >= 256:
136
+ msg = "cannot allocate more than 256 colors"
137
+ raise ValueError(msg) from e
138
+ return index
139
+
140
+ def getcolor(
141
+ self,
142
+ color: tuple[int, ...],
143
+ image: Image.Image | None = None,
144
+ ) -> int:
145
+ """Given an rgb tuple, allocate palette entry.
146
+
147
+ .. warning:: This method is experimental.
148
+ """
149
+ if self.rawmode:
150
+ msg = "palette contains raw palette data"
151
+ raise ValueError(msg)
152
+ if isinstance(color, tuple):
153
+ if self.mode == "RGB":
154
+ if len(color) == 4:
155
+ if color[3] != 255:
156
+ msg = "cannot add non-opaque RGBA color to RGB palette"
157
+ raise ValueError(msg)
158
+ color = color[:3]
159
+ elif self.mode == "RGBA":
160
+ if len(color) == 3:
161
+ color += (255,)
162
+ try:
163
+ return self.colors[color]
164
+ except KeyError as e:
165
+ # allocate new color slot
166
+ index = self._new_color_index(image, e)
167
+ assert isinstance(self._palette, bytearray)
168
+ self.colors[color] = index
169
+ if index * 3 < len(self.palette):
170
+ self._palette = (
171
+ self._palette[: index * 3]
172
+ + bytes(color)
173
+ + self._palette[index * 3 + 3 :]
174
+ )
175
+ else:
176
+ self._palette += bytes(color)
177
+ self.dirty = 1
178
+ return index
179
+ else:
180
+ msg = f"unknown color specifier: {repr(color)}" # type: ignore[unreachable]
181
+ raise ValueError(msg)
182
+
183
+ def save(self, fp: str | IO[str]) -> None:
184
+ """Save palette to text file.
185
+
186
+ .. warning:: This method is experimental.
187
+ """
188
+ if self.rawmode:
189
+ msg = "palette contains raw palette data"
190
+ raise ValueError(msg)
191
+ if isinstance(fp, str):
192
+ fp = open(fp, "w")
193
+ fp.write("# Palette\n")
194
+ fp.write(f"# Mode: {self.mode}\n")
195
+ for i in range(256):
196
+ fp.write(f"{i}")
197
+ for j in range(i * len(self.mode), (i + 1) * len(self.mode)):
198
+ try:
199
+ fp.write(f" {self.palette[j]}")
200
+ except IndexError:
201
+ fp.write(" 0")
202
+ fp.write("\n")
203
+ fp.close()
204
+
205
+
206
+ # --------------------------------------------------------------------
207
+ # Internal
208
+
209
+
210
+ def raw(rawmode, data: Sequence[int] | bytes | bytearray) -> ImagePalette:
211
+ palette = ImagePalette()
212
+ palette.rawmode = rawmode
213
+ palette.palette = data
214
+ palette.dirty = 1
215
+ return palette
216
+
217
+
218
+ # --------------------------------------------------------------------
219
+ # Factories
220
+
221
+
222
+ def make_linear_lut(black: int, white: float) -> list[int]:
223
+ if black == 0:
224
+ return [int(white * i // 255) for i in range(256)]
225
+
226
+ msg = "unavailable when black is non-zero"
227
+ raise NotImplementedError(msg) # FIXME
228
+
229
+
230
+ def make_gamma_lut(exp: float) -> list[int]:
231
+ return [int(((i / 255.0) ** exp) * 255.0 + 0.5) for i in range(256)]
232
+
233
+
234
+ def negative(mode: str = "RGB") -> ImagePalette:
235
+ palette = list(range(256 * len(mode)))
236
+ palette.reverse()
237
+ return ImagePalette(mode, [i // len(mode) for i in palette])
238
+
239
+
240
+ def random(mode: str = "RGB") -> ImagePalette:
241
+ from random import randint
242
+
243
+ palette = [randint(0, 255) for _ in range(256 * len(mode))]
244
+ return ImagePalette(mode, palette)
245
+
246
+
247
+ def sepia(white: str = "#fff0c0") -> ImagePalette:
248
+ bands = [make_linear_lut(0, band) for band in ImageColor.getrgb(white)]
249
+ return ImagePalette("RGB", [bands[i % 3][i // 3] for i in range(256 * 3)])
250
+
251
+
252
+ def wedge(mode: str = "RGB") -> ImagePalette:
253
+ palette = list(range(256 * len(mode)))
254
+ return ImagePalette(mode, [i // len(mode) for i in palette])
255
+
256
+
257
+ def load(filename: str) -> tuple[bytes, str]:
258
+ # FIXME: supports GIMP gradients only
259
+
260
+ with open(filename, "rb") as fp:
261
+ paletteHandlers: list[
262
+ type[
263
+ GimpPaletteFile.GimpPaletteFile
264
+ | GimpGradientFile.GimpGradientFile
265
+ | PaletteFile.PaletteFile
266
+ ]
267
+ ] = [
268
+ GimpPaletteFile.GimpPaletteFile,
269
+ GimpGradientFile.GimpGradientFile,
270
+ PaletteFile.PaletteFile,
271
+ ]
272
+ for paletteHandler in paletteHandlers:
273
+ try:
274
+ fp.seek(0)
275
+ lut = paletteHandler(fp).getpalette()
276
+ if lut:
277
+ break
278
+ except (SyntaxError, ValueError):
279
+ pass
280
+ else:
281
+ msg = "cannot load palette"
282
+ raise OSError(msg)
283
+
284
+ return lut # data, rawmode
MLPY/Lib/site-packages/PIL/ImagePath.py ADDED
@@ -0,0 +1,20 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library
3
+ # $Id$
4
+ #
5
+ # path interface
6
+ #
7
+ # History:
8
+ # 1996-11-04 fl Created
9
+ # 2002-04-14 fl Added documentation stub class
10
+ #
11
+ # Copyright (c) Secret Labs AB 1997.
12
+ # Copyright (c) Fredrik Lundh 1996.
13
+ #
14
+ # See the README file for information on usage and redistribution.
15
+ #
16
+ from __future__ import annotations
17
+
18
+ from . import Image
19
+
20
+ Path = Image.core.path
MLPY/Lib/site-packages/PIL/ImageQt.py ADDED
@@ -0,0 +1,205 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # a simple Qt image interface.
6
+ #
7
+ # history:
8
+ # 2006-06-03 fl: created
9
+ # 2006-06-04 fl: inherit from QImage instead of wrapping it
10
+ # 2006-06-05 fl: removed toimage helper; move string support to ImageQt
11
+ # 2013-11-13 fl: add support for Qt5 ([email protected])
12
+ #
13
+ # Copyright (c) 2006 by Secret Labs AB
14
+ # Copyright (c) 2006 by Fredrik Lundh
15
+ #
16
+ # See the README file for information on usage and redistribution.
17
+ #
18
+ from __future__ import annotations
19
+
20
+ import sys
21
+ from io import BytesIO
22
+ from typing import Callable
23
+
24
+ from . import Image
25
+ from ._util import is_path
26
+
27
+ qt_version: str | None
28
+ qt_versions = [
29
+ ["6", "PyQt6"],
30
+ ["side6", "PySide6"],
31
+ ]
32
+
33
+ # If a version has already been imported, attempt it first
34
+ qt_versions.sort(key=lambda version: version[1] in sys.modules, reverse=True)
35
+ for version, qt_module in qt_versions:
36
+ try:
37
+ QBuffer: type
38
+ QIODevice: type
39
+ QImage: type
40
+ QPixmap: type
41
+ qRgba: Callable[[int, int, int, int], int]
42
+ if qt_module == "PyQt6":
43
+ from PyQt6.QtCore import QBuffer, QIODevice
44
+ from PyQt6.QtGui import QImage, QPixmap, qRgba
45
+ elif qt_module == "PySide6":
46
+ from PySide6.QtCore import QBuffer, QIODevice
47
+ from PySide6.QtGui import QImage, QPixmap, qRgba
48
+ except (ImportError, RuntimeError):
49
+ continue
50
+ qt_is_installed = True
51
+ qt_version = version
52
+ break
53
+ else:
54
+ qt_is_installed = False
55
+ qt_version = None
56
+
57
+
58
+ def rgb(r, g, b, a=255):
59
+ """(Internal) Turns an RGB color into a Qt compatible color integer."""
60
+ # use qRgb to pack the colors, and then turn the resulting long
61
+ # into a negative integer with the same bitpattern.
62
+ return qRgba(r, g, b, a) & 0xFFFFFFFF
63
+
64
+
65
+ def fromqimage(im):
66
+ """
67
+ :param im: QImage or PIL ImageQt object
68
+ """
69
+ buffer = QBuffer()
70
+ if qt_version == "6":
71
+ try:
72
+ qt_openmode = QIODevice.OpenModeFlag
73
+ except AttributeError:
74
+ qt_openmode = QIODevice.OpenMode
75
+ else:
76
+ qt_openmode = QIODevice
77
+ buffer.open(qt_openmode.ReadWrite)
78
+ # preserve alpha channel with png
79
+ # otherwise ppm is more friendly with Image.open
80
+ if im.hasAlphaChannel():
81
+ im.save(buffer, "png")
82
+ else:
83
+ im.save(buffer, "ppm")
84
+
85
+ b = BytesIO()
86
+ b.write(buffer.data())
87
+ buffer.close()
88
+ b.seek(0)
89
+
90
+ return Image.open(b)
91
+
92
+
93
+ def fromqpixmap(im):
94
+ return fromqimage(im)
95
+
96
+
97
+ def align8to32(bytes, width, mode):
98
+ """
99
+ converts each scanline of data from 8 bit to 32 bit aligned
100
+ """
101
+
102
+ bits_per_pixel = {"1": 1, "L": 8, "P": 8, "I;16": 16}[mode]
103
+
104
+ # calculate bytes per line and the extra padding if needed
105
+ bits_per_line = bits_per_pixel * width
106
+ full_bytes_per_line, remaining_bits_per_line = divmod(bits_per_line, 8)
107
+ bytes_per_line = full_bytes_per_line + (1 if remaining_bits_per_line else 0)
108
+
109
+ extra_padding = -bytes_per_line % 4
110
+
111
+ # already 32 bit aligned by luck
112
+ if not extra_padding:
113
+ return bytes
114
+
115
+ new_data = [
116
+ bytes[i * bytes_per_line : (i + 1) * bytes_per_line] + b"\x00" * extra_padding
117
+ for i in range(len(bytes) // bytes_per_line)
118
+ ]
119
+
120
+ return b"".join(new_data)
121
+
122
+
123
+ def _toqclass_helper(im):
124
+ data = None
125
+ colortable = None
126
+ exclusive_fp = False
127
+
128
+ # handle filename, if given instead of image name
129
+ if hasattr(im, "toUtf8"):
130
+ # FIXME - is this really the best way to do this?
131
+ im = str(im.toUtf8(), "utf-8")
132
+ if is_path(im):
133
+ im = Image.open(im)
134
+ exclusive_fp = True
135
+
136
+ qt_format = QImage.Format if qt_version == "6" else QImage
137
+ if im.mode == "1":
138
+ format = qt_format.Format_Mono
139
+ elif im.mode == "L":
140
+ format = qt_format.Format_Indexed8
141
+ colortable = [rgb(i, i, i) for i in range(256)]
142
+ elif im.mode == "P":
143
+ format = qt_format.Format_Indexed8
144
+ palette = im.getpalette()
145
+ colortable = [rgb(*palette[i : i + 3]) for i in range(0, len(palette), 3)]
146
+ elif im.mode == "RGB":
147
+ # Populate the 4th channel with 255
148
+ im = im.convert("RGBA")
149
+
150
+ data = im.tobytes("raw", "BGRA")
151
+ format = qt_format.Format_RGB32
152
+ elif im.mode == "RGBA":
153
+ data = im.tobytes("raw", "BGRA")
154
+ format = qt_format.Format_ARGB32
155
+ elif im.mode == "I;16":
156
+ im = im.point(lambda i: i * 256)
157
+
158
+ format = qt_format.Format_Grayscale16
159
+ else:
160
+ if exclusive_fp:
161
+ im.close()
162
+ msg = f"unsupported image mode {repr(im.mode)}"
163
+ raise ValueError(msg)
164
+
165
+ size = im.size
166
+ __data = data or align8to32(im.tobytes(), size[0], im.mode)
167
+ if exclusive_fp:
168
+ im.close()
169
+ return {"data": __data, "size": size, "format": format, "colortable": colortable}
170
+
171
+
172
+ if qt_is_installed:
173
+
174
+ class ImageQt(QImage):
175
+ def __init__(self, im):
176
+ """
177
+ An PIL image wrapper for Qt. This is a subclass of PyQt's QImage
178
+ class.
179
+
180
+ :param im: A PIL Image object, or a file name (given either as
181
+ Python string or a PyQt string object).
182
+ """
183
+ im_data = _toqclass_helper(im)
184
+ # must keep a reference, or Qt will crash!
185
+ # All QImage constructors that take data operate on an existing
186
+ # buffer, so this buffer has to hang on for the life of the image.
187
+ # Fixes https://github.com/python-pillow/Pillow/issues/1370
188
+ self.__data = im_data["data"]
189
+ super().__init__(
190
+ self.__data,
191
+ im_data["size"][0],
192
+ im_data["size"][1],
193
+ im_data["format"],
194
+ )
195
+ if im_data["colortable"]:
196
+ self.setColorTable(im_data["colortable"])
197
+
198
+
199
+ def toqimage(im) -> ImageQt:
200
+ return ImageQt(im)
201
+
202
+
203
+ def toqpixmap(im):
204
+ qimage = toqimage(im)
205
+ return QPixmap.fromImage(qimage)
MLPY/Lib/site-packages/PIL/ImageSequence.py ADDED
@@ -0,0 +1,86 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # sequence support classes
6
+ #
7
+ # history:
8
+ # 1997-02-20 fl Created
9
+ #
10
+ # Copyright (c) 1997 by Secret Labs AB.
11
+ # Copyright (c) 1997 by Fredrik Lundh.
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+
16
+ ##
17
+ from __future__ import annotations
18
+
19
+ from typing import Callable
20
+
21
+ from . import Image
22
+
23
+
24
+ class Iterator:
25
+ """
26
+ This class implements an iterator object that can be used to loop
27
+ over an image sequence.
28
+
29
+ You can use the ``[]`` operator to access elements by index. This operator
30
+ will raise an :py:exc:`IndexError` if you try to access a nonexistent
31
+ frame.
32
+
33
+ :param im: An image object.
34
+ """
35
+
36
+ def __init__(self, im: Image.Image):
37
+ if not hasattr(im, "seek"):
38
+ msg = "im must have seek method"
39
+ raise AttributeError(msg)
40
+ self.im = im
41
+ self.position = getattr(self.im, "_min_frame", 0)
42
+
43
+ def __getitem__(self, ix: int) -> Image.Image:
44
+ try:
45
+ self.im.seek(ix)
46
+ return self.im
47
+ except EOFError as e:
48
+ msg = "end of sequence"
49
+ raise IndexError(msg) from e
50
+
51
+ def __iter__(self) -> Iterator:
52
+ return self
53
+
54
+ def __next__(self) -> Image.Image:
55
+ try:
56
+ self.im.seek(self.position)
57
+ self.position += 1
58
+ return self.im
59
+ except EOFError as e:
60
+ msg = "end of sequence"
61
+ raise StopIteration(msg) from e
62
+
63
+
64
+ def all_frames(
65
+ im: Image.Image | list[Image.Image],
66
+ func: Callable[[Image.Image], Image.Image] | None = None,
67
+ ) -> list[Image.Image]:
68
+ """
69
+ Applies a given function to all frames in an image or a list of images.
70
+ The frames are returned as a list of separate images.
71
+
72
+ :param im: An image, or a list of images.
73
+ :param func: The function to apply to all of the image frames.
74
+ :returns: A list of images.
75
+ """
76
+ if not isinstance(im, list):
77
+ im = [im]
78
+
79
+ ims = []
80
+ for imSequence in im:
81
+ current = imSequence.tell()
82
+
83
+ ims += [im_frame.copy() for im_frame in Iterator(imSequence)]
84
+
85
+ imSequence.seek(current)
86
+ return [func(im) for im in ims] if func else ims
MLPY/Lib/site-packages/PIL/ImageShow.py ADDED
@@ -0,0 +1,363 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # im.show() drivers
6
+ #
7
+ # History:
8
+ # 2008-04-06 fl Created
9
+ #
10
+ # Copyright (c) Secret Labs AB 2008.
11
+ #
12
+ # See the README file for information on usage and redistribution.
13
+ #
14
+ from __future__ import annotations
15
+
16
+ import abc
17
+ import os
18
+ import shutil
19
+ import subprocess
20
+ import sys
21
+ from shlex import quote
22
+ from typing import Any
23
+
24
+ from . import Image
25
+
26
+ _viewers = []
27
+
28
+
29
+ def register(viewer, order: int = 1) -> None:
30
+ """
31
+ The :py:func:`register` function is used to register additional viewers::
32
+
33
+ from PIL import ImageShow
34
+ ImageShow.register(MyViewer()) # MyViewer will be used as a last resort
35
+ ImageShow.register(MySecondViewer(), 0) # MySecondViewer will be prioritised
36
+ ImageShow.register(ImageShow.XVViewer(), 0) # XVViewer will be prioritised
37
+
38
+ :param viewer: The viewer to be registered.
39
+ :param order:
40
+ Zero or a negative integer to prepend this viewer to the list,
41
+ a positive integer to append it.
42
+ """
43
+ try:
44
+ if issubclass(viewer, Viewer):
45
+ viewer = viewer()
46
+ except TypeError:
47
+ pass # raised if viewer wasn't a class
48
+ if order > 0:
49
+ _viewers.append(viewer)
50
+ else:
51
+ _viewers.insert(0, viewer)
52
+
53
+
54
+ def show(image: Image.Image, title: str | None = None, **options: Any) -> bool:
55
+ r"""
56
+ Display a given image.
57
+
58
+ :param image: An image object.
59
+ :param title: Optional title. Not all viewers can display the title.
60
+ :param \**options: Additional viewer options.
61
+ :returns: ``True`` if a suitable viewer was found, ``False`` otherwise.
62
+ """
63
+ for viewer in _viewers:
64
+ if viewer.show(image, title=title, **options):
65
+ return True
66
+ return False
67
+
68
+
69
+ class Viewer:
70
+ """Base class for viewers."""
71
+
72
+ # main api
73
+
74
+ def show(self, image: Image.Image, **options: Any) -> int:
75
+ """
76
+ The main function for displaying an image.
77
+ Converts the given image to the target format and displays it.
78
+ """
79
+
80
+ if not (
81
+ image.mode in ("1", "RGBA")
82
+ or (self.format == "PNG" and image.mode in ("I;16", "LA"))
83
+ ):
84
+ base = Image.getmodebase(image.mode)
85
+ if image.mode != base:
86
+ image = image.convert(base)
87
+
88
+ return self.show_image(image, **options)
89
+
90
+ # hook methods
91
+
92
+ format: str | None = None
93
+ """The format to convert the image into."""
94
+ options: dict[str, Any] = {}
95
+ """Additional options used to convert the image."""
96
+
97
+ def get_format(self, image: Image.Image) -> str | None:
98
+ """Return format name, or ``None`` to save as PGM/PPM."""
99
+ return self.format
100
+
101
+ def get_command(self, file: str, **options: Any) -> str:
102
+ """
103
+ Returns the command used to display the file.
104
+ Not implemented in the base class.
105
+ """
106
+ msg = "unavailable in base viewer"
107
+ raise NotImplementedError(msg)
108
+
109
+ def save_image(self, image: Image.Image) -> str:
110
+ """Save to temporary file and return filename."""
111
+ return image._dump(format=self.get_format(image), **self.options)
112
+
113
+ def show_image(self, image: Image.Image, **options: Any) -> int:
114
+ """Display the given image."""
115
+ return self.show_file(self.save_image(image), **options)
116
+
117
+ def show_file(self, path: str, **options: Any) -> int:
118
+ """
119
+ Display given file.
120
+ """
121
+ if not os.path.exists(path):
122
+ raise FileNotFoundError
123
+ os.system(self.get_command(path, **options)) # nosec
124
+ return 1
125
+
126
+
127
+ # --------------------------------------------------------------------
128
+
129
+
130
+ class WindowsViewer(Viewer):
131
+ """The default viewer on Windows is the default system application for PNG files."""
132
+
133
+ format = "PNG"
134
+ options = {"compress_level": 1, "save_all": True}
135
+
136
+ def get_command(self, file: str, **options: Any) -> str:
137
+ return (
138
+ f'start "Pillow" /WAIT "{file}" '
139
+ "&& ping -n 4 127.0.0.1 >NUL "
140
+ f'&& del /f "{file}"'
141
+ )
142
+
143
+ def show_file(self, path: str, **options: Any) -> int:
144
+ """
145
+ Display given file.
146
+ """
147
+ if not os.path.exists(path):
148
+ raise FileNotFoundError
149
+ subprocess.Popen(
150
+ self.get_command(path, **options),
151
+ shell=True,
152
+ creationflags=getattr(subprocess, "CREATE_NO_WINDOW"),
153
+ ) # nosec
154
+ return 1
155
+
156
+
157
+ if sys.platform == "win32":
158
+ register(WindowsViewer)
159
+
160
+
161
+ class MacViewer(Viewer):
162
+ """The default viewer on macOS using ``Preview.app``."""
163
+
164
+ format = "PNG"
165
+ options = {"compress_level": 1, "save_all": True}
166
+
167
+ def get_command(self, file: str, **options: Any) -> str:
168
+ # on darwin open returns immediately resulting in the temp
169
+ # file removal while app is opening
170
+ command = "open -a Preview.app"
171
+ command = f"({command} {quote(file)}; sleep 20; rm -f {quote(file)})&"
172
+ return command
173
+
174
+ def show_file(self, path: str, **options: Any) -> int:
175
+ """
176
+ Display given file.
177
+ """
178
+ if not os.path.exists(path):
179
+ raise FileNotFoundError
180
+ subprocess.call(["open", "-a", "Preview.app", path])
181
+ executable = sys.executable or shutil.which("python3")
182
+ if executable:
183
+ subprocess.Popen(
184
+ [
185
+ executable,
186
+ "-c",
187
+ "import os, sys, time; time.sleep(20); os.remove(sys.argv[1])",
188
+ path,
189
+ ]
190
+ )
191
+ return 1
192
+
193
+
194
+ if sys.platform == "darwin":
195
+ register(MacViewer)
196
+
197
+
198
+ class UnixViewer(Viewer):
199
+ format = "PNG"
200
+ options = {"compress_level": 1, "save_all": True}
201
+
202
+ @abc.abstractmethod
203
+ def get_command_ex(self, file: str, **options: Any) -> tuple[str, str]:
204
+ pass
205
+
206
+ def get_command(self, file: str, **options: Any) -> str:
207
+ command = self.get_command_ex(file, **options)[0]
208
+ return f"{command} {quote(file)}"
209
+
210
+
211
+ class XDGViewer(UnixViewer):
212
+ """
213
+ The freedesktop.org ``xdg-open`` command.
214
+ """
215
+
216
+ def get_command_ex(self, file: str, **options: Any) -> tuple[str, str]:
217
+ command = executable = "xdg-open"
218
+ return command, executable
219
+
220
+ def show_file(self, path: str, **options: Any) -> int:
221
+ """
222
+ Display given file.
223
+ """
224
+ if not os.path.exists(path):
225
+ raise FileNotFoundError
226
+ subprocess.Popen(["xdg-open", path])
227
+ return 1
228
+
229
+
230
+ class DisplayViewer(UnixViewer):
231
+ """
232
+ The ImageMagick ``display`` command.
233
+ This viewer supports the ``title`` parameter.
234
+ """
235
+
236
+ def get_command_ex(
237
+ self, file: str, title: str | None = None, **options: Any
238
+ ) -> tuple[str, str]:
239
+ command = executable = "display"
240
+ if title:
241
+ command += f" -title {quote(title)}"
242
+ return command, executable
243
+
244
+ def show_file(self, path: str, **options: Any) -> int:
245
+ """
246
+ Display given file.
247
+ """
248
+ if not os.path.exists(path):
249
+ raise FileNotFoundError
250
+ args = ["display"]
251
+ title = options.get("title")
252
+ if title:
253
+ args += ["-title", title]
254
+ args.append(path)
255
+
256
+ subprocess.Popen(args)
257
+ return 1
258
+
259
+
260
+ class GmDisplayViewer(UnixViewer):
261
+ """The GraphicsMagick ``gm display`` command."""
262
+
263
+ def get_command_ex(self, file: str, **options: Any) -> tuple[str, str]:
264
+ executable = "gm"
265
+ command = "gm display"
266
+ return command, executable
267
+
268
+ def show_file(self, path: str, **options: Any) -> int:
269
+ """
270
+ Display given file.
271
+ """
272
+ if not os.path.exists(path):
273
+ raise FileNotFoundError
274
+ subprocess.Popen(["gm", "display", path])
275
+ return 1
276
+
277
+
278
+ class EogViewer(UnixViewer):
279
+ """The GNOME Image Viewer ``eog`` command."""
280
+
281
+ def get_command_ex(self, file: str, **options: Any) -> tuple[str, str]:
282
+ executable = "eog"
283
+ command = "eog -n"
284
+ return command, executable
285
+
286
+ def show_file(self, path: str, **options: Any) -> int:
287
+ """
288
+ Display given file.
289
+ """
290
+ if not os.path.exists(path):
291
+ raise FileNotFoundError
292
+ subprocess.Popen(["eog", "-n", path])
293
+ return 1
294
+
295
+
296
+ class XVViewer(UnixViewer):
297
+ """
298
+ The X Viewer ``xv`` command.
299
+ This viewer supports the ``title`` parameter.
300
+ """
301
+
302
+ def get_command_ex(
303
+ self, file: str, title: str | None = None, **options: Any
304
+ ) -> tuple[str, str]:
305
+ # note: xv is pretty outdated. most modern systems have
306
+ # imagemagick's display command instead.
307
+ command = executable = "xv"
308
+ if title:
309
+ command += f" -name {quote(title)}"
310
+ return command, executable
311
+
312
+ def show_file(self, path: str, **options: Any) -> int:
313
+ """
314
+ Display given file.
315
+ """
316
+ if not os.path.exists(path):
317
+ raise FileNotFoundError
318
+ args = ["xv"]
319
+ title = options.get("title")
320
+ if title:
321
+ args += ["-name", title]
322
+ args.append(path)
323
+
324
+ subprocess.Popen(args)
325
+ return 1
326
+
327
+
328
+ if sys.platform not in ("win32", "darwin"): # unixoids
329
+ if shutil.which("xdg-open"):
330
+ register(XDGViewer)
331
+ if shutil.which("display"):
332
+ register(DisplayViewer)
333
+ if shutil.which("gm"):
334
+ register(GmDisplayViewer)
335
+ if shutil.which("eog"):
336
+ register(EogViewer)
337
+ if shutil.which("xv"):
338
+ register(XVViewer)
339
+
340
+
341
+ class IPythonViewer(Viewer):
342
+ """The viewer for IPython frontends."""
343
+
344
+ def show_image(self, image: Image.Image, **options: Any) -> int:
345
+ ipython_display(image)
346
+ return 1
347
+
348
+
349
+ try:
350
+ from IPython.display import display as ipython_display
351
+ except ImportError:
352
+ pass
353
+ else:
354
+ register(IPythonViewer)
355
+
356
+
357
+ if __name__ == "__main__":
358
+ if len(sys.argv) < 2:
359
+ print("Syntax: python3 ImageShow.py imagefile [title]")
360
+ sys.exit()
361
+
362
+ with Image.open(sys.argv[1]) as im:
363
+ print(show(im, *sys.argv[2:]))
MLPY/Lib/site-packages/PIL/ImageStat.py ADDED
@@ -0,0 +1,160 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # global image statistics
6
+ #
7
+ # History:
8
+ # 1996-04-05 fl Created
9
+ # 1997-05-21 fl Added mask; added rms, var, stddev attributes
10
+ # 1997-08-05 fl Added median
11
+ # 1998-07-05 hk Fixed integer overflow error
12
+ #
13
+ # Notes:
14
+ # This class shows how to implement delayed evaluation of attributes.
15
+ # To get a certain value, simply access the corresponding attribute.
16
+ # The __getattr__ dispatcher takes care of the rest.
17
+ #
18
+ # Copyright (c) Secret Labs AB 1997.
19
+ # Copyright (c) Fredrik Lundh 1996-97.
20
+ #
21
+ # See the README file for information on usage and redistribution.
22
+ #
23
+ from __future__ import annotations
24
+
25
+ import math
26
+ from functools import cached_property
27
+
28
+ from . import Image
29
+
30
+
31
+ class Stat:
32
+ def __init__(
33
+ self, image_or_list: Image.Image | list[int], mask: Image.Image | None = None
34
+ ) -> None:
35
+ """
36
+ Calculate statistics for the given image. If a mask is included,
37
+ only the regions covered by that mask are included in the
38
+ statistics. You can also pass in a previously calculated histogram.
39
+
40
+ :param image: A PIL image, or a precalculated histogram.
41
+
42
+ .. note::
43
+
44
+ For a PIL image, calculations rely on the
45
+ :py:meth:`~PIL.Image.Image.histogram` method. The pixel counts are
46
+ grouped into 256 bins, even if the image has more than 8 bits per
47
+ channel. So ``I`` and ``F`` mode images have a maximum ``mean``,
48
+ ``median`` and ``rms`` of 255, and cannot have an ``extrema`` maximum
49
+ of more than 255.
50
+
51
+ :param mask: An optional mask.
52
+ """
53
+ if isinstance(image_or_list, Image.Image):
54
+ self.h = image_or_list.histogram(mask)
55
+ elif isinstance(image_or_list, list):
56
+ self.h = image_or_list
57
+ else:
58
+ msg = "first argument must be image or list" # type: ignore[unreachable]
59
+ raise TypeError(msg)
60
+ self.bands = list(range(len(self.h) // 256))
61
+
62
+ @cached_property
63
+ def extrema(self) -> list[tuple[int, int]]:
64
+ """
65
+ Min/max values for each band in the image.
66
+
67
+ .. note::
68
+ This relies on the :py:meth:`~PIL.Image.Image.histogram` method, and
69
+ simply returns the low and high bins used. This is correct for
70
+ images with 8 bits per channel, but fails for other modes such as
71
+ ``I`` or ``F``. Instead, use :py:meth:`~PIL.Image.Image.getextrema` to
72
+ return per-band extrema for the image. This is more correct and
73
+ efficient because, for non-8-bit modes, the histogram method uses
74
+ :py:meth:`~PIL.Image.Image.getextrema` to determine the bins used.
75
+ """
76
+
77
+ def minmax(histogram: list[int]) -> tuple[int, int]:
78
+ res_min, res_max = 255, 0
79
+ for i in range(256):
80
+ if histogram[i]:
81
+ res_min = i
82
+ break
83
+ for i in range(255, -1, -1):
84
+ if histogram[i]:
85
+ res_max = i
86
+ break
87
+ return res_min, res_max
88
+
89
+ return [minmax(self.h[i:]) for i in range(0, len(self.h), 256)]
90
+
91
+ @cached_property
92
+ def count(self) -> list[int]:
93
+ """Total number of pixels for each band in the image."""
94
+ return [sum(self.h[i : i + 256]) for i in range(0, len(self.h), 256)]
95
+
96
+ @cached_property
97
+ def sum(self) -> list[float]:
98
+ """Sum of all pixels for each band in the image."""
99
+
100
+ v = []
101
+ for i in range(0, len(self.h), 256):
102
+ layer_sum = 0.0
103
+ for j in range(256):
104
+ layer_sum += j * self.h[i + j]
105
+ v.append(layer_sum)
106
+ return v
107
+
108
+ @cached_property
109
+ def sum2(self) -> list[float]:
110
+ """Squared sum of all pixels for each band in the image."""
111
+
112
+ v = []
113
+ for i in range(0, len(self.h), 256):
114
+ sum2 = 0.0
115
+ for j in range(256):
116
+ sum2 += (j**2) * float(self.h[i + j])
117
+ v.append(sum2)
118
+ return v
119
+
120
+ @cached_property
121
+ def mean(self) -> list[float]:
122
+ """Average (arithmetic mean) pixel level for each band in the image."""
123
+ return [self.sum[i] / self.count[i] for i in self.bands]
124
+
125
+ @cached_property
126
+ def median(self) -> list[int]:
127
+ """Median pixel level for each band in the image."""
128
+
129
+ v = []
130
+ for i in self.bands:
131
+ s = 0
132
+ half = self.count[i] // 2
133
+ b = i * 256
134
+ for j in range(256):
135
+ s = s + self.h[b + j]
136
+ if s > half:
137
+ break
138
+ v.append(j)
139
+ return v
140
+
141
+ @cached_property
142
+ def rms(self) -> list[float]:
143
+ """RMS (root-mean-square) for each band in the image."""
144
+ return [math.sqrt(self.sum2[i] / self.count[i]) for i in self.bands]
145
+
146
+ @cached_property
147
+ def var(self) -> list[float]:
148
+ """Variance for each band in the image."""
149
+ return [
150
+ (self.sum2[i] - (self.sum[i] ** 2.0) / self.count[i]) / self.count[i]
151
+ for i in self.bands
152
+ ]
153
+
154
+ @cached_property
155
+ def stddev(self) -> list[float]:
156
+ """Standard deviation for each band in the image."""
157
+ return [math.sqrt(self.var[i]) for i in self.bands]
158
+
159
+
160
+ Global = Stat # compatibility
MLPY/Lib/site-packages/PIL/ImageTk.py ADDED
@@ -0,0 +1,284 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # a Tk display interface
6
+ #
7
+ # History:
8
+ # 96-04-08 fl Created
9
+ # 96-09-06 fl Added getimage method
10
+ # 96-11-01 fl Rewritten, removed image attribute and crop method
11
+ # 97-05-09 fl Use PyImagingPaste method instead of image type
12
+ # 97-05-12 fl Minor tweaks to match the IFUNC95 interface
13
+ # 97-05-17 fl Support the "pilbitmap" booster patch
14
+ # 97-06-05 fl Added file= and data= argument to image constructors
15
+ # 98-03-09 fl Added width and height methods to Image classes
16
+ # 98-07-02 fl Use default mode for "P" images without palette attribute
17
+ # 98-07-02 fl Explicitly destroy Tkinter image objects
18
+ # 99-07-24 fl Support multiple Tk interpreters (from Greg Couch)
19
+ # 99-07-26 fl Automatically hook into Tkinter (if possible)
20
+ # 99-08-15 fl Hook uses _imagingtk instead of _imaging
21
+ #
22
+ # Copyright (c) 1997-1999 by Secret Labs AB
23
+ # Copyright (c) 1996-1997 by Fredrik Lundh
24
+ #
25
+ # See the README file for information on usage and redistribution.
26
+ #
27
+ from __future__ import annotations
28
+
29
+ import tkinter
30
+ from io import BytesIO
31
+
32
+ from . import Image
33
+
34
+ # --------------------------------------------------------------------
35
+ # Check for Tkinter interface hooks
36
+
37
+ _pilbitmap_ok = None
38
+
39
+
40
+ def _pilbitmap_check() -> int:
41
+ global _pilbitmap_ok
42
+ if _pilbitmap_ok is None:
43
+ try:
44
+ im = Image.new("1", (1, 1))
45
+ tkinter.BitmapImage(data=f"PIL:{im.im.id}")
46
+ _pilbitmap_ok = 1
47
+ except tkinter.TclError:
48
+ _pilbitmap_ok = 0
49
+ return _pilbitmap_ok
50
+
51
+
52
+ def _get_image_from_kw(kw):
53
+ source = None
54
+ if "file" in kw:
55
+ source = kw.pop("file")
56
+ elif "data" in kw:
57
+ source = BytesIO(kw.pop("data"))
58
+ if source:
59
+ return Image.open(source)
60
+
61
+
62
+ def _pyimagingtkcall(command, photo, id):
63
+ tk = photo.tk
64
+ try:
65
+ tk.call(command, photo, id)
66
+ except tkinter.TclError:
67
+ # activate Tkinter hook
68
+ # may raise an error if it cannot attach to Tkinter
69
+ from . import _imagingtk
70
+
71
+ _imagingtk.tkinit(tk.interpaddr())
72
+ tk.call(command, photo, id)
73
+
74
+
75
+ # --------------------------------------------------------------------
76
+ # PhotoImage
77
+
78
+
79
+ class PhotoImage:
80
+ """
81
+ A Tkinter-compatible photo image. This can be used
82
+ everywhere Tkinter expects an image object. If the image is an RGBA
83
+ image, pixels having alpha 0 are treated as transparent.
84
+
85
+ The constructor takes either a PIL image, or a mode and a size.
86
+ Alternatively, you can use the ``file`` or ``data`` options to initialize
87
+ the photo image object.
88
+
89
+ :param image: Either a PIL image, or a mode string. If a mode string is
90
+ used, a size must also be given.
91
+ :param size: If the first argument is a mode string, this defines the size
92
+ of the image.
93
+ :keyword file: A filename to load the image from (using
94
+ ``Image.open(file)``).
95
+ :keyword data: An 8-bit string containing image data (as loaded from an
96
+ image file).
97
+ """
98
+
99
+ def __init__(self, image=None, size=None, **kw):
100
+ # Tk compatibility: file or data
101
+ if image is None:
102
+ image = _get_image_from_kw(kw)
103
+
104
+ if hasattr(image, "mode") and hasattr(image, "size"):
105
+ # got an image instead of a mode
106
+ mode = image.mode
107
+ if mode == "P":
108
+ # palette mapped data
109
+ image.apply_transparency()
110
+ image.load()
111
+ try:
112
+ mode = image.palette.mode
113
+ except AttributeError:
114
+ mode = "RGB" # default
115
+ size = image.size
116
+ kw["width"], kw["height"] = size
117
+ else:
118
+ mode = image
119
+ image = None
120
+
121
+ if mode not in ["1", "L", "RGB", "RGBA"]:
122
+ mode = Image.getmodebase(mode)
123
+
124
+ self.__mode = mode
125
+ self.__size = size
126
+ self.__photo = tkinter.PhotoImage(**kw)
127
+ self.tk = self.__photo.tk
128
+ if image:
129
+ self.paste(image)
130
+
131
+ def __del__(self) -> None:
132
+ name = self.__photo.name
133
+ self.__photo.name = None
134
+ try:
135
+ self.__photo.tk.call("image", "delete", name)
136
+ except Exception:
137
+ pass # ignore internal errors
138
+
139
+ def __str__(self) -> str:
140
+ """
141
+ Get the Tkinter photo image identifier. This method is automatically
142
+ called by Tkinter whenever a PhotoImage object is passed to a Tkinter
143
+ method.
144
+
145
+ :return: A Tkinter photo image identifier (a string).
146
+ """
147
+ return str(self.__photo)
148
+
149
+ def width(self) -> int:
150
+ """
151
+ Get the width of the image.
152
+
153
+ :return: The width, in pixels.
154
+ """
155
+ return self.__size[0]
156
+
157
+ def height(self) -> int:
158
+ """
159
+ Get the height of the image.
160
+
161
+ :return: The height, in pixels.
162
+ """
163
+ return self.__size[1]
164
+
165
+ def paste(self, im: Image.Image) -> None:
166
+ """
167
+ Paste a PIL image into the photo image. Note that this can
168
+ be very slow if the photo image is displayed.
169
+
170
+ :param im: A PIL image. The size must match the target region. If the
171
+ mode does not match, the image is converted to the mode of
172
+ the bitmap image.
173
+ """
174
+ # convert to blittable
175
+ im.load()
176
+ image = im.im
177
+ if image.isblock() and im.mode == self.__mode:
178
+ block = image
179
+ else:
180
+ block = image.new_block(self.__mode, im.size)
181
+ image.convert2(block, image) # convert directly between buffers
182
+
183
+ _pyimagingtkcall("PyImagingPhoto", self.__photo, block.id)
184
+
185
+
186
+ # --------------------------------------------------------------------
187
+ # BitmapImage
188
+
189
+
190
+ class BitmapImage:
191
+ """
192
+ A Tkinter-compatible bitmap image. This can be used everywhere Tkinter
193
+ expects an image object.
194
+
195
+ The given image must have mode "1". Pixels having value 0 are treated as
196
+ transparent. Options, if any, are passed on to Tkinter. The most commonly
197
+ used option is ``foreground``, which is used to specify the color for the
198
+ non-transparent parts. See the Tkinter documentation for information on
199
+ how to specify colours.
200
+
201
+ :param image: A PIL image.
202
+ """
203
+
204
+ def __init__(self, image=None, **kw):
205
+ # Tk compatibility: file or data
206
+ if image is None:
207
+ image = _get_image_from_kw(kw)
208
+
209
+ self.__mode = image.mode
210
+ self.__size = image.size
211
+
212
+ if _pilbitmap_check():
213
+ # fast way (requires the pilbitmap booster patch)
214
+ image.load()
215
+ kw["data"] = f"PIL:{image.im.id}"
216
+ self.__im = image # must keep a reference
217
+ else:
218
+ # slow but safe way
219
+ kw["data"] = image.tobitmap()
220
+ self.__photo = tkinter.BitmapImage(**kw)
221
+
222
+ def __del__(self) -> None:
223
+ name = self.__photo.name
224
+ self.__photo.name = None
225
+ try:
226
+ self.__photo.tk.call("image", "delete", name)
227
+ except Exception:
228
+ pass # ignore internal errors
229
+
230
+ def width(self) -> int:
231
+ """
232
+ Get the width of the image.
233
+
234
+ :return: The width, in pixels.
235
+ """
236
+ return self.__size[0]
237
+
238
+ def height(self) -> int:
239
+ """
240
+ Get the height of the image.
241
+
242
+ :return: The height, in pixels.
243
+ """
244
+ return self.__size[1]
245
+
246
+ def __str__(self) -> str:
247
+ """
248
+ Get the Tkinter bitmap image identifier. This method is automatically
249
+ called by Tkinter whenever a BitmapImage object is passed to a Tkinter
250
+ method.
251
+
252
+ :return: A Tkinter bitmap image identifier (a string).
253
+ """
254
+ return str(self.__photo)
255
+
256
+
257
+ def getimage(photo: PhotoImage) -> Image.Image:
258
+ """Copies the contents of a PhotoImage to a PIL image memory."""
259
+ im = Image.new("RGBA", (photo.width(), photo.height()))
260
+ block = im.im
261
+
262
+ _pyimagingtkcall("PyImagingPhotoGet", photo, block.id)
263
+
264
+ return im
265
+
266
+
267
+ def _show(image, title):
268
+ """Helper for the Image.show method."""
269
+
270
+ class UI(tkinter.Label):
271
+ def __init__(self, master, im):
272
+ if im.mode == "1":
273
+ self.image = BitmapImage(im, foreground="white", master=master)
274
+ else:
275
+ self.image = PhotoImage(im, master=master)
276
+ super().__init__(master, image=self.image, bg="black", bd=0)
277
+
278
+ if not tkinter._default_root:
279
+ msg = "tkinter not initialized"
280
+ raise OSError(msg)
281
+ top = tkinter.Toplevel()
282
+ if title:
283
+ top.title(title)
284
+ UI(top, image).pack()
MLPY/Lib/site-packages/PIL/ImageTransform.py ADDED
@@ -0,0 +1,135 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # transform wrappers
6
+ #
7
+ # History:
8
+ # 2002-04-08 fl Created
9
+ #
10
+ # Copyright (c) 2002 by Secret Labs AB
11
+ # Copyright (c) 2002 by Fredrik Lundh
12
+ #
13
+ # See the README file for information on usage and redistribution.
14
+ #
15
+ from __future__ import annotations
16
+
17
+ from typing import Any, Sequence
18
+
19
+ from . import Image
20
+
21
+
22
+ class Transform(Image.ImageTransformHandler):
23
+ """Base class for other transforms defined in :py:mod:`~PIL.ImageTransform`."""
24
+
25
+ method: Image.Transform
26
+
27
+ def __init__(self, data: Sequence[Any]) -> None:
28
+ self.data = data
29
+
30
+ def getdata(self) -> tuple[Image.Transform, Sequence[int]]:
31
+ return self.method, self.data
32
+
33
+ def transform(
34
+ self,
35
+ size: tuple[int, int],
36
+ image: Image.Image,
37
+ **options: Any,
38
+ ) -> Image.Image:
39
+ """Perform the transform. Called from :py:meth:`.Image.transform`."""
40
+ # can be overridden
41
+ method, data = self.getdata()
42
+ return image.transform(size, method, data, **options)
43
+
44
+
45
+ class AffineTransform(Transform):
46
+ """
47
+ Define an affine image transform.
48
+
49
+ This function takes a 6-tuple (a, b, c, d, e, f) which contain the first
50
+ two rows from an affine transform matrix. For each pixel (x, y) in the
51
+ output image, the new value is taken from a position (a x + b y + c,
52
+ d x + e y + f) in the input image, rounded to nearest pixel.
53
+
54
+ This function can be used to scale, translate, rotate, and shear the
55
+ original image.
56
+
57
+ See :py:meth:`.Image.transform`
58
+
59
+ :param matrix: A 6-tuple (a, b, c, d, e, f) containing the first two rows
60
+ from an affine transform matrix.
61
+ """
62
+
63
+ method = Image.Transform.AFFINE
64
+
65
+
66
+ class PerspectiveTransform(Transform):
67
+ """
68
+ Define a perspective image transform.
69
+
70
+ This function takes an 8-tuple (a, b, c, d, e, f, g, h). For each pixel
71
+ (x, y) in the output image, the new value is taken from a position
72
+ ((a x + b y + c) / (g x + h y + 1), (d x + e y + f) / (g x + h y + 1)) in
73
+ the input image, rounded to nearest pixel.
74
+
75
+ This function can be used to scale, translate, rotate, and shear the
76
+ original image.
77
+
78
+ See :py:meth:`.Image.transform`
79
+
80
+ :param matrix: An 8-tuple (a, b, c, d, e, f, g, h).
81
+ """
82
+
83
+ method = Image.Transform.PERSPECTIVE
84
+
85
+
86
+ class ExtentTransform(Transform):
87
+ """
88
+ Define a transform to extract a subregion from an image.
89
+
90
+ Maps a rectangle (defined by two corners) from the image to a rectangle of
91
+ the given size. The resulting image will contain data sampled from between
92
+ the corners, such that (x0, y0) in the input image will end up at (0,0) in
93
+ the output image, and (x1, y1) at size.
94
+
95
+ This method can be used to crop, stretch, shrink, or mirror an arbitrary
96
+ rectangle in the current image. It is slightly slower than crop, but about
97
+ as fast as a corresponding resize operation.
98
+
99
+ See :py:meth:`.Image.transform`
100
+
101
+ :param bbox: A 4-tuple (x0, y0, x1, y1) which specifies two points in the
102
+ input image's coordinate system. See :ref:`coordinate-system`.
103
+ """
104
+
105
+ method = Image.Transform.EXTENT
106
+
107
+
108
+ class QuadTransform(Transform):
109
+ """
110
+ Define a quad image transform.
111
+
112
+ Maps a quadrilateral (a region defined by four corners) from the image to a
113
+ rectangle of the given size.
114
+
115
+ See :py:meth:`.Image.transform`
116
+
117
+ :param xy: An 8-tuple (x0, y0, x1, y1, x2, y2, x3, y3) which contain the
118
+ upper left, lower left, lower right, and upper right corner of the
119
+ source quadrilateral.
120
+ """
121
+
122
+ method = Image.Transform.QUAD
123
+
124
+
125
+ class MeshTransform(Transform):
126
+ """
127
+ Define a mesh image transform. A mesh transform consists of one or more
128
+ individual quad transforms.
129
+
130
+ See :py:meth:`.Image.transform`
131
+
132
+ :param data: A list of (bbox, quad) tuples.
133
+ """
134
+
135
+ method = Image.Transform.MESH
MLPY/Lib/site-packages/PIL/ImageWin.py ADDED
@@ -0,0 +1,238 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ #
2
+ # The Python Imaging Library.
3
+ # $Id$
4
+ #
5
+ # a Windows DIB display interface
6
+ #
7
+ # History:
8
+ # 1996-05-20 fl Created
9
+ # 1996-09-20 fl Fixed subregion exposure
10
+ # 1997-09-21 fl Added draw primitive (for tzPrint)
11
+ # 2003-05-21 fl Added experimental Window/ImageWindow classes
12
+ # 2003-09-05 fl Added fromstring/tostring methods
13
+ #
14
+ # Copyright (c) Secret Labs AB 1997-2003.
15
+ # Copyright (c) Fredrik Lundh 1996-2003.
16
+ #
17
+ # See the README file for information on usage and redistribution.
18
+ #
19
+ from __future__ import annotations
20
+
21
+ from . import Image
22
+
23
+
24
+ class HDC:
25
+ """
26
+ Wraps an HDC integer. The resulting object can be passed to the
27
+ :py:meth:`~PIL.ImageWin.Dib.draw` and :py:meth:`~PIL.ImageWin.Dib.expose`
28
+ methods.
29
+ """
30
+
31
+ def __init__(self, dc: int) -> None:
32
+ self.dc = dc
33
+
34
+ def __int__(self) -> int:
35
+ return self.dc
36
+
37
+
38
+ class HWND:
39
+ """
40
+ Wraps an HWND integer. The resulting object can be passed to the
41
+ :py:meth:`~PIL.ImageWin.Dib.draw` and :py:meth:`~PIL.ImageWin.Dib.expose`
42
+ methods, instead of a DC.
43
+ """
44
+
45
+ def __init__(self, wnd: int) -> None:
46
+ self.wnd = wnd
47
+
48
+ def __int__(self) -> int:
49
+ return self.wnd
50
+
51
+
52
+ class Dib:
53
+ """
54
+ A Windows bitmap with the given mode and size. The mode can be one of "1",
55
+ "L", "P", or "RGB".
56
+
57
+ If the display requires a palette, this constructor creates a suitable
58
+ palette and associates it with the image. For an "L" image, 128 graylevels
59
+ are allocated. For an "RGB" image, a 6x6x6 colour cube is used, together
60
+ with 20 graylevels.
61
+
62
+ To make sure that palettes work properly under Windows, you must call the
63
+ ``palette`` method upon certain events from Windows.
64
+
65
+ :param image: Either a PIL image, or a mode string. If a mode string is
66
+ used, a size must also be given. The mode can be one of "1",
67
+ "L", "P", or "RGB".
68
+ :param size: If the first argument is a mode string, this
69
+ defines the size of the image.
70
+ """
71
+
72
+ def __init__(
73
+ self, image: Image.Image | str, size: tuple[int, int] | list[int] | None = None
74
+ ) -> None:
75
+ if isinstance(image, str):
76
+ mode = image
77
+ image = ""
78
+ else:
79
+ mode = image.mode
80
+ size = image.size
81
+ if mode not in ["1", "L", "P", "RGB"]:
82
+ mode = Image.getmodebase(mode)
83
+ self.image = Image.core.display(mode, size)
84
+ self.mode = mode
85
+ self.size = size
86
+ if image:
87
+ assert not isinstance(image, str)
88
+ self.paste(image)
89
+
90
+ def expose(self, handle):
91
+ """
92
+ Copy the bitmap contents to a device context.
93
+
94
+ :param handle: Device context (HDC), cast to a Python integer, or an
95
+ HDC or HWND instance. In PythonWin, you can use
96
+ ``CDC.GetHandleAttrib()`` to get a suitable handle.
97
+ """
98
+ if isinstance(handle, HWND):
99
+ dc = self.image.getdc(handle)
100
+ try:
101
+ result = self.image.expose(dc)
102
+ finally:
103
+ self.image.releasedc(handle, dc)
104
+ else:
105
+ result = self.image.expose(handle)
106
+ return result
107
+
108
+ def draw(self, handle, dst, src=None):
109
+ """
110
+ Same as expose, but allows you to specify where to draw the image, and
111
+ what part of it to draw.
112
+
113
+ The destination and source areas are given as 4-tuple rectangles. If
114
+ the source is omitted, the entire image is copied. If the source and
115
+ the destination have different sizes, the image is resized as
116
+ necessary.
117
+ """
118
+ if not src:
119
+ src = (0, 0) + self.size
120
+ if isinstance(handle, HWND):
121
+ dc = self.image.getdc(handle)
122
+ try:
123
+ result = self.image.draw(dc, dst, src)
124
+ finally:
125
+ self.image.releasedc(handle, dc)
126
+ else:
127
+ result = self.image.draw(handle, dst, src)
128
+ return result
129
+
130
+ def query_palette(self, handle):
131
+ """
132
+ Installs the palette associated with the image in the given device
133
+ context.
134
+
135
+ This method should be called upon **QUERYNEWPALETTE** and
136
+ **PALETTECHANGED** events from Windows. If this method returns a
137
+ non-zero value, one or more display palette entries were changed, and
138
+ the image should be redrawn.
139
+
140
+ :param handle: Device context (HDC), cast to a Python integer, or an
141
+ HDC or HWND instance.
142
+ :return: A true value if one or more entries were changed (this
143
+ indicates that the image should be redrawn).
144
+ """
145
+ if isinstance(handle, HWND):
146
+ handle = self.image.getdc(handle)
147
+ try:
148
+ result = self.image.query_palette(handle)
149
+ finally:
150
+ self.image.releasedc(handle, handle)
151
+ else:
152
+ result = self.image.query_palette(handle)
153
+ return result
154
+
155
+ def paste(
156
+ self, im: Image.Image, box: tuple[int, int, int, int] | None = None
157
+ ) -> None:
158
+ """
159
+ Paste a PIL image into the bitmap image.
160
+
161
+ :param im: A PIL image. The size must match the target region.
162
+ If the mode does not match, the image is converted to the
163
+ mode of the bitmap image.
164
+ :param box: A 4-tuple defining the left, upper, right, and
165
+ lower pixel coordinate. See :ref:`coordinate-system`. If
166
+ None is given instead of a tuple, all of the image is
167
+ assumed.
168
+ """
169
+ im.load()
170
+ if self.mode != im.mode:
171
+ im = im.convert(self.mode)
172
+ if box:
173
+ self.image.paste(im.im, box)
174
+ else:
175
+ self.image.paste(im.im)
176
+
177
+ def frombytes(self, buffer: bytes) -> None:
178
+ """
179
+ Load display memory contents from byte data.
180
+
181
+ :param buffer: A buffer containing display data (usually
182
+ data returned from :py:func:`~PIL.ImageWin.Dib.tobytes`)
183
+ """
184
+ self.image.frombytes(buffer)
185
+
186
+ def tobytes(self) -> bytes:
187
+ """
188
+ Copy display memory contents to bytes object.
189
+
190
+ :return: A bytes object containing display data.
191
+ """
192
+ return self.image.tobytes()
193
+
194
+
195
+ class Window:
196
+ """Create a Window with the given title size."""
197
+
198
+ def __init__(
199
+ self, title: str = "PIL", width: int | None = None, height: int | None = None
200
+ ) -> None:
201
+ self.hwnd = Image.core.createwindow(
202
+ title, self.__dispatcher, width or 0, height or 0
203
+ )
204
+
205
+ def __dispatcher(self, action, *args):
206
+ return getattr(self, f"ui_handle_{action}")(*args)
207
+
208
+ def ui_handle_clear(self, dc, x0, y0, x1, y1):
209
+ pass
210
+
211
+ def ui_handle_damage(self, x0, y0, x1, y1):
212
+ pass
213
+
214
+ def ui_handle_destroy(self) -> None:
215
+ pass
216
+
217
+ def ui_handle_repair(self, dc, x0, y0, x1, y1):
218
+ pass
219
+
220
+ def ui_handle_resize(self, width, height):
221
+ pass
222
+
223
+ def mainloop(self) -> None:
224
+ Image.core.eventloop()
225
+
226
+
227
+ class ImageWindow(Window):
228
+ """Create an image window which displays the given image."""
229
+
230
+ def __init__(self, image, title="PIL"):
231
+ if not isinstance(image, Dib):
232
+ image = Dib(image)
233
+ self.image = image
234
+ width, height = image.size
235
+ super().__init__(title, width=width, height=height)
236
+
237
+ def ui_handle_repair(self, dc, x0, y0, x1, y1):
238
+ self.image.draw(dc, (x0, y0, x1, y1))