此为techwell8816系列视频处理代码,处理AV,SVIDEO,YPBPR,DTV,RGB信号,读者可以通过它来学习视频处理方面的知识-This is techwell8816 series of video processing code to handle AV, SVIDEO, YPBPR, DTV, RGB signal, the reader can use it to learn the knowledge of the video processing