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分布式多媒体信息点播系统DMIoDS(Distribut-ed Multimedia Information on Demand Systems)是对VoD系统的扩充,可以满足人们对包括视频在内的各种各样的信息的点播需求。为了支持DMIoDS系统的设计与实现,我们提出并且实现了一种多媒体通信机制——服务质量受控型管道QCPIPE(Quality-
Distributed Multimedia Information On Demand Systems (DMIoDS) is an extension of VoD system to meet people’s demand for various information including video. In order to support the design and implementation of DMIoDS system, we proposed and implemented a multimedia communication mechanism - QCPIPE (Quality-