Opencv-Python图像透视变换cv2.warpPerspective的示例

Opencv-Python图像透视变换cv2.warpPerspective 代码如下： # -*- coding:utf-8 -*- import cv2 import numpy as np import sys img = cv2.imread('test.jpg') # cv2.imshow("original", img) # 可选，扩展图像，保证内容不超出可视范围 img = cv2.copyMakeBorder(img, 200, 200, 200, 200, cv2.BORDER_CONSTANT, 0) w, h = img.shape[0:2] anglex = 0 an