Opencv-python 裁剪图片

import cv2
source = cv2.imread(image_path)          # 读图片
img = source[814:1067,1656:1907]		# 裁剪
 # 坐标:[Ly:Ry , Lx:Rx]
 # 1656,814
 # 1907,1067
 cv2.imshow("2",img)
 cv2.waitKey(0)

img = source[814:1067,1656:1907]
对于这句话,其中裁剪区域是 左上坐标:(1656,814) 右下坐标:(1907,1067)

所以,其对于关系应该是这样的[Ly:Ry , Lx:Rx]
(Ly:left-y,即为左上y的坐标,其他同理)

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转载自blog.csdn.net/weixin_43599336/article/details/84563113