效果图变换前变换后代码import cv2import numpy as npimg = cv2.imread('img.jpg')h,w,c = img.shape # 480, 640, 3# 依序是左上、右上、右下、左下 (顺序不重要)before = np.array([[110,240],[532,240],[637,464],[3,464]], dtype='float32')after = np.array([[0,0],[w-1,0],[w-1,h-1],[
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2023-09-07
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