高清视频通信云服务若干关键技术研究

Key technical researches on high quality video communication

相对于普通清晰度的视频通话,高清视频通信在用户体验上有巨大的飞跃,随之带来的是巨大的带宽需求和终端强大的计算能力的要求。目前有许多的厂家都能提供高清视频通信业务,但是在回声处理、自动增益、多方视频会议等关键技术方面,还有很多需要改进和优化的空间。本文将结合应用实践介绍一些针对高清视频通信云服务中的关键技术所进行的优化工作。

The high quality video communication provide a better user experience comparing to normal quality.And the high quality video communication will take more internet band and more endpoints’CPU resources.Now many manufactories can provide the high quality video communication product.But many of them did poorly on some important aspect such as Echo cancelation,AGC,video quality and video conference.This paper will introduce some key technical researches in high video quality communication system on server and endpoints.