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"""Wrapper for include/libswscale/swscale.h
"""
from ctypes import POINTER, Structure
from ctypes import c_int
from ctypes import c_uint8, c_double
import pyglet.lib
from pyglet.util import debug_print
from . import compat
_debug = debug_print('debug_media')
swscale = pyglet.lib.load_library(
'swscale',
win32=('swscale-6', 'swscale-5'),
darwin=('swscale.6', 'swscale.5')
)
swscale.swscale_version.restype = c_int
compat.set_version('swscale', swscale.swscale_version() >> 16)
SWS_FAST_BILINEAR = 1
class SwsContext(Structure):
pass
class SwsFilter(Structure):
pass
swscale.sws_getCachedContext.restype = POINTER(SwsContext)
swscale.sws_getCachedContext.argtypes = [POINTER(SwsContext),
c_int, c_int, c_int, c_int,
c_int, c_int, c_int,
POINTER(SwsFilter), POINTER(SwsFilter),
POINTER(c_double)]
swscale.sws_freeContext.argtypes = [POINTER(SwsContext)]
swscale.sws_scale.restype = c_int
swscale.sws_scale.argtypes = [POINTER(SwsContext),
POINTER(POINTER(c_uint8)),
POINTER(c_int),
c_int, c_int,
POINTER(POINTER(c_uint8)),
POINTER(c_int)]
__all__ = [
'swscale',
'SWS_FAST_BILINEAR',
'SwsContext',
'SwsFilter'
]
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