opencv支持H264视频编码

最新推荐文章于 2024-04-10 14:14:06 发布

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最新推荐文章于 2024-04-10 14:14:06 发布

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分类专栏： OpenCV 文章标签： opencv 音视频人工智能

本文链接：https://blog.youkuaiyun.com/qq_40234695/article/details/125845690

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原始会报错
解决方式

原始会报错

Mat src;
	// use default camera as video source
	VideoCapture cap(0);
	// check if we succeeded
	if (!cap.isOpened()) {
		cerr << "ERROR! Unable to open camera\n";
		return;
	}
	// get one frame from camera to know frame size and type
	cap >> src;
	// check if we succeeded
	if (src.empty()) {
		cerr << "ERROR! blank frame grabbed\n";
		return;
	}
	bool isColor = (src.type() == CV_8UC3);
	//--- INITIALIZE VIDEOWRITER
	VideoWriter writer;
	int codec = VideoWriter::fourcc('H', '2', '6', '4'/*'P','I','M','1'*//*'M', 'J', 'P', 'G'*/);  // select desired codec (must be available at runtime)
	double fps = 30.0;                          // framerate of the created video stream
	string filename = "./h264.avi";             // name of the out