[英]how to get first frame from Camera capture in opencv C++
I want to get only first frame from the video, which is capture by the webcam.我只想从视频中获取第一帧,这是由网络摄像头捕获的。 If anyone know how to do it please help me
如果有人知道怎么做,请帮助我
Thank you...谢谢...
auto Video_URL = "c:/sample.mp4";
cv::VideoCapture cap(Video_URL);
cv::Mat frame;
if (cap.read(frame)){
//Do something with frame
}
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