opencv摄像头 vmware虚拟机无法打开摄像头的解决方法

[ WARN:0] global /io/opencv/modules/videoio/src/cap_v4l.cpp (887) open VIDEOIO(V4L2:/dev/video0): can't open camera by index

Cannot open camera

解决方法：将摄像头连接至虚拟机

[ WARN:0] global /io/opencv/modules/videoio/src/cap_v4l.cpp (998) tryIoctl VIDEOIO(V4L2:/dev/video0): select() timeout.

read video error

解决方法：usb兼容性选USB3.1

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