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Compensate for offset of PDF CropBox in Adobe OCR JSON format #9

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Compensate for offset of PDF CropBox in Adobe OCR JSON format #9

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15 changes: 12 additions & 3 deletions src/scripts/adobe/adobe-ocr-to-lb-text-layer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,14 +49,22 @@ def filter_json_files(filename):

page_width = 0
page_height = 0
page_left_origin = 0
page_bottom_origin = 0

for page in json_content['pages']:
if page['page_number'] == element['Page']:
page_width = page['width']
page_height = page['height']


[left, bottom, right, top] = bounds
# L,B,R,T bounds of page CropBox
page_crop_box = page['boxes'].get('CropBox', [0, 0])
page_left_origin = page_crop_box[0]
page_bottom_origin = page_crop_box[1]

[left, right] = [c - page_left_origin for c in bounds[0:3:2]]
[bottom, top] = [c - page_bottom_origin for c in bounds[1:4:2]]

height = abs(top - bottom)
width = abs(right - left)

Expand All @@ -81,7 +89,8 @@ def filter_json_files(filename):
for i in range(len(element['CharBounds'])):
tokenList = element['CharBounds']
tokenValue = element['CharBounds'][i]
[left, bottom, right, top] = tokenValue
[left, right] = [c - page_left_origin for c in tokenValue[0:3:2]]
[bottom, top] = [c - page_bottom_origin for c in tokenValue[1:4:2]]

height = abs(top - bottom)
width = abs(right - left)
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