Introduction - If you have any usage issues, please Google them yourself
1. Camera collects image data in Yuyv format by V4L2. Yuyv converts to Yuv420p format. Yuv420p is compressed into H264 stream by X264 encoding. 4. H264 stream is transmitted to display terminal through tcp. 5. Display terminal receives H264 stream and saves it as local file. After the program runs, xxx.h264 file can be directly opened by VLC player for playback.