视频会议的主入口函数，mcu.c中的代码是真个视频会议启动过程，对开发视频会议的同志应该有一定的启发意义-Video conferencing function of the main entrance, mcu.c the code is really to start the process of video conferencing, video conferencing on the development of comrades should have inspired a certa

Mumble是一个自由、开源 和跨平台的VOIP软件。它的主要用户是游戏玩家，它类似于软件 TeamSpeek and Ventrilo。和相同游戏服务器通话的玩家组成了C/S架构。 -Mumble is a free, open source and cross-platform VOIP software. Its main users are gamers, which is similar to the software TeamSpeek and Ventrilo. And the

H.245是H.323协议族中用于媒体信道控制的协议主要完成多媒体通信中每个逻辑通道的建立维护和释放具-H.245 is a protocol for H.323 protocol suite in the main media channels control the completion of the establishment of multimedia communication in each logical channel maintenance and release of a