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mmocr.utils.warp_img

mmocr.utils.warp_img(src_img, box, jitter=False, jitter_ratio_x=0.5, jitter_ratio_y=0.1)[source]

Crop box area from image using opencv warpPerspective.

Parameters
  • src_img (np.array) – Image before cropping.

  • box (list[float | int]) – Coordinates of quadrangle.

  • jitter (bool) – Whether to jitter the box.

  • jitter_ratio_x (float) – Horizontal jitter ratio relative to the height.

  • jitter_ratio_y (float) – Vertical jitter ratio relative to the height.

Returns

The warped image.

Return type

np.array

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