【音视频】VP8 与 VP9 技术详解及与 H.264 H.265 的对比参考文章：https://blog.csdn.net/www_dong/article/details/147030466?ops_request_misc=&request_id=&biz_id=102&utm_term=VP8%E5%92%8CVP9&utm_medium=distribute.pc_search_result.none-task-blog-2allsobaiduweb~default-0-147030466.142v102pc_search_result_base6&spm=1018