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修正纯黑色图片无法正常工作问题. #5

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修正纯黑色图片无法正常工作问题. #5

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4 changes: 3 additions & 1 deletion GridImageSplitter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,9 @@ def find_border(gray_img, is_vertical=True, from_start=True):
chunk = img_np[:, i:i+chunk_size] if from_start else img_np[:, i-chunk_size:i]
else:
chunk = img_np[i:i+chunk_size, :] if from_start else img_np[i-chunk_size:i, :]

# 检查chunk是否有效
if chunk.shape[0] == 0 or chunk.shape[1] == 0 :
continue
# 分别检查黑边和白边
if not (is_black_region(chunk) or is_white_region(chunk)):
return i if from_start else i
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