Google此举的目的在于得到On2的视频压缩与编码技术,即我们所熟知的VP8。
The purpose was the acquiring of On2's video compressing and encoding technology known as VP8.
近日,Google开源了WebM——用于视频压缩与编码的免费媒体文件格式,它主要包含如下组件:VP8视频codec、Vorbis音频codec以及Matroska媒体容器。
Google has recently announced WebM, an open source, royalty free media file format consisting of the following components: VP8 video codec, Vorbis audio codec, and the Matroska media container.
帧间预测是视频压缩的关键技术之一,能有效消除视频编码中的时间冗余,降低编码码率,提高编码效率。
Interframe prediction is key to video compression and can effectively eliminate the time redundancy of video coding, reduce coding rate and enhance coding efficiency.
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