调用v4l2采集图像 xvid编码 mpeg4压缩-Call v4l2 xvid encoding mpeg4 compressed image acquisition

基于TS流的多媒体视频采集压缩程序，利用V4L2驱动采集视频，H264编码压缩视频，然后转为TS文件储存-Based on TS stream multimedia video capture and compression program, using V4L2 driver capture video, H264 video encoding, and then save the converted TS files

V4L2+FFMPEG+live555实现流媒体服务端-V4L2+FFMPEG+live555 streaming media server to achieve