opencv:VideoCapture 读取网络摄像头视频图像
VideoCapture 读取视频段或者usb摄像头的方法请参考：视频段：https://blog.csdn.net/qq_42189368/article/details/80524074string filename = "D:\\test.avi";VideoCapture cap0;cap0.open(filename);usb摄像头;https://blog.csdn....
