| In this paper, the writer discuss an application which based on CSCW, and stressly discuss how to implement a sub system of multimedia transmition. This project took on the design and implementation of the RTP-based multimedia interaction sub system of The backbone diagnosis system based on CSCW. In CSCW systems, multimedia transmition is abnormal compare with other multimedia systems. In this paper,audio and video capturing, compress, transmition, mode, synchronization, control, QoS control and the protocol impementation which these technology involved in are discussed.The sub system implementation are introduced in the end of this paper. We strived to make it reusable, and flexible. But, we use many features of Windows, so, the system can not be used directly in other oprating systems. |
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