This article introduces related key-frame and dynamic multi-code-rate technologies and shows the whole procedure to implement wireless streaming media service.

介绍了相应的关键帧技术和动态多码率技术，以及在终端上实现无线流媒体业务的整个流程。

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But regarding the rapid change's sequence of movement background, using the multi-reference frame technology influence to be obvious regarding to code the performance.

而闭于于活动背景敏捷变更的序列，长参考帧的当用闭于于编码机能的影响较大。

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