标签：的问答
循环中的cvSetImageROI
原文：cvSetImageROI in a loop
原文：cvSetImageROI in a loop
我刚刚开始学习OpenCV，我想问一下如何在循环中使用cvSetImageROI。问题是，我想把一张图像分成9个相等的区域，然后检查。。。
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