Video compression technology is not only necessary but also feasible for the storage and transmission of multimedia information.

视频压缩技术对于多媒体信息的存储与传输而言不仅是必要的，而且是可行的。

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Therefore, the key problem is how to design a video compression algorithm aimed at network characteristics efficiently.

而其关键的问题是如何针对网络特点更有效地设计视频压缩算法。

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Interframe prediction is key to video compression and can effectively eliminate the time redundancy of video coding, reduce coding rate and enhance coding efficiency.

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。

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There is an intense discussion of layers, sectors, modes, error corrections and mpeg-2 video-compression standards.

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The Moving Picture Experts Group (MPEG) has met to issue a draft international standard of a new video-compression format that is twice as efficient as current standards.

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"Social play is so important to PlayStation 4 that we've added in hardware to support it, in the form of dedicated, always-on video compression and decompression systems, " he said.

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