opencv入门--opencv2

读取图片 import cv2 as cv src=cv.imread("./3.jpg",cv.IMREAD_GRAYSCALE) cv.namedWindow("input",cv.WINDOW_AUTOSIZE) cv.imshow("input",src) cv.waitKey(0) cv.destroyAllWindows() 几种创建初始图像的方法 import cv2 as cv

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