Opencv ROI区域操作

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/wuguanghao/article/details/77326392

Mat src;
    src = imread("C:\\Users\\934554314\\Desktop\\1.jpg", 0);
    Mat dst;
    dst = src(Rect(80, 40, 160, 80));//通过构造函数的方法设定ROI
    blur(dst, dst, Size(3, 3), Point(0, 0), 4);
namedWindow("src", CV_NORMAL);
    imshow("src", src);
    namedWindow("dst", CV_NORMAL);
    imshow("dst", dst);