coordinate_transform.py 429 B

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  1. def get_scale_ratio(model_page_info, page):
  2. pix = page.get_pixmap(dpi=72)
  3. pymu_width = int(pix.w)
  4. pymu_height = int(pix.h)
  5. width_from_json = model_page_info['page_info']['width']
  6. height_from_json = model_page_info['page_info']['height']
  7. horizontal_scale_ratio = width_from_json / pymu_width
  8. vertical_scale_ratio = height_from_json / pymu_height
  9. return horizontal_scale_ratio, vertical_scale_ratio