video codec is an undocumented mine field. If you want to know how to decode and encode video, looking at libav's example code or gstreamer's example code is th

video codec is an undocumented mine field. If you want to know how to decode and encode video, looking at libav's example code or gstreamer's example code is the best way. If you want to understand the fundamentals. The best I know is this https://people.xiph.org/~xiphmont/demo/daala/demo1.shtml https://people.xiph.org/~xiphmont/demo/daala/demo1.shtml