opencv flip

cv2.flip(img, 0) 0 沿x轴翻转 ------垂直翻转
cv2.flip(img, 1) 1 沿y轴翻转 ------水平翻转
cv2.flip(img, -1) 沿x轴y轴翻转-----垂直水平翻转

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转载自blog.csdn.net/zml194849/article/details/128850326