这是微软的视频压缩标准VC-1的spec文档，VC-1和H.264一样是下一代数字高清电视的视频压缩标准。和较为公开的H.264不同，VC-1是SMTP(美国电影协会）所有，只有付费才能拿到对应的代码和spec.-This is Microsoft s video compression standard VC-1 of the spec file, VC-1 and H.264, is a next-generation digital high-definition television video compression standards. And a more open H.264 different, VC-1 is the SMTP (Motion Picture Association of America) all, and only pay to get the corresponding code and spec.