COLOR_YUV2BGR_YUY2,这些格式是什么?COLOR_YUV?BGR_YUY2?怎么来的? capture >>frame; std::cout<<"capture image format:"<< capture.get(CAP_PROP_FORMAT) << std::endl;//0-CV_8UC1std::cout <<"capture image type:"<< frame.type() << std::endl;//8-CV_8UC2cvtColor(frame, frame, COLO...