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Update ocr_functions.py
Browse files- ocr_functions.py +11 -17
ocr_functions.py
CHANGED
@@ -15,10 +15,12 @@ def textract_ocr(image, box):
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img_bytes = io.BytesIO()
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cropped_image.save(img_bytes, format='PNG')
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img_bytes = img_bytes.getvalue()
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response = client.detect_document_text(Document={'Bytes': img_bytes})
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blocks = response['Blocks']
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texttract = ""
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@@ -26,38 +28,30 @@ def textract_ocr(image, box):
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for block in blocks:
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if(block['BlockType'] == 'LINE'):
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line_confidence[block['Text']] = block['Confidence']
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texttract+= block['Text']+"\n"
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return texttract
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def paddle_ocr(image,box):
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x1, y1, x2, y2 = box
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cropped_image = image.crop((x1, y1, x2, y2))
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cropped_image = np.array(cropped_image)
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ocr = PaddleOCR(use_angle_cls=False, lang='latin')
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result = ocr.ocr(cropped_image, cls=False)
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text= ""
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if result
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result.sort(key=lambda x: (x[0][0][1], x[0][0][0]))
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text = [x[1][0] for x in result[0]]
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return "\n".join(text)
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def tesseract_ocr(image, box):
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target_dpi = 300
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x1, y1, x2, y2 = box
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cropped_image = image.crop((x1, y1, x2, y2))
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cropped_image = cropped_image.convert("L")
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current_dpi = cropped_image.info['dpi'][0] if 'dpi' in image.info else None
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if current_dpi:
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scale_factor = target_dpi / current_dpi
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else:
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scale_factor = 1.0
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binarized_image = cropped_image.filter(ImageFilter.MedianFilter())
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binarized_image = binarized_image.point(lambda p: p > 180 and 255)
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img_bytes = io.BytesIO()
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cropped_image.save(img_bytes, format='PNG')
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img_bytes = img_bytes.getvalue()
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client = boto3.client('textract',
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region_name='eu-west-3',
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aws_access_key_id=os.getenv("aws_access_key_id"),
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aws_secret_access_key=os.getenv('aws_secret_access_key'))
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response = client.detect_document_text(Document={'Bytes': img_bytes})
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blocks = response['Blocks']
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texttract = ""
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for block in blocks:
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if(block['BlockType'] == 'LINE'):
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line_confidence[block['Text']] = block['Confidence']
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texttract += block['Text'] + "\n"
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return texttract
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def paddle_ocr(image, box):
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x1, y1, x2, y2 = box
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cropped_image = image.crop((x1, y1, x2, y2))
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cropped_image = np.array(cropped_image)
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ocr = PaddleOCR(use_angle_cls=False, lang='latin')
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result = ocr.ocr(cropped_image, cls=False)
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text = ""
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if result[0] is not None:
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result.sort(key=lambda x: (x[0][0][1], x[0][0][0]))
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text = [x[1][0] for x in result[0]]
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return "\n".join(text)
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def tesseract_ocr(image, box):
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target_dpi = 300
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x1, y1, x2, y2 = box
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cropped_image = image.crop((x1, y1, x2, y2))
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cropped_image = cropped_image.convert("L")
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current_dpi = cropped_image.info['dpi'][0] if 'dpi' in image.info else None
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if current_dpi:
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scale_factor = target_dpi / current_dpi
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else:
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scale_factor = 1.0
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binarized_image = cropped_image.filter(ImageFilter.MedianFilter())
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binarized_image = binarized_image.point(lambda p: p > 180 and 255)
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