通过分析现有视频会议系统存在的问题,并结合P2P网络的技术特点,提出了一种基于P2P的视频会议系统体系结构。同时分析音视频同步和带宽自适应传输两个关键问题,并给出了解决方案,重点叙述基于Conference XP平台的P2P视频会议系统的设计实现过程。ConferenceXP融合了音频视频和网络技术中的新发展,在该平台上实现的视频会议系统具有很好的实用价值和市场潜力。
The application and development of video conference is a hotspot in network application.A video conference system based on P2P technology is introduced.Two key problems about the synchronization of video and audio as well as the issue of bandwidth adaptive transmission are analyzed.The implementation of P2P video conference system based on Conference XP is discussed.The P2P video conference system based on Conference XP has a good performance in practical development.