With the development of economy, many companies have established their own network video conference system. These network video conference systems are the original intention of working for them to bring convenience, but how many systems truly bring to their working convenience? With its reason, one of the most important problem is to pass the audio processing technology, resulting in a meeting during voice intermittently, can not hear clearly, the effect is not good, ultimately companies spend big price to buy enough of the system which can only be a vase. This paper is aimed at this phenomenon from the audio processing to address the root which causes this problem, finally through the test data, it indicates the effectiveness of the programme.%随着社会经济的进步,很多公司都建立了自己的网络视频会议系统.建立这些网络视频会议系统的初衷是为公司工作提供方便,但是又有多少系统真正给公司的工作带来了便利呢.终其原因,其中一个重要的问题就是音频处理技术不过关,导致在开会过程中语音断断续续,听不清楚,会议效果不好,最终很多公司花大价钱够买的系统只能是花瓶一个.本文就是针对这种现象从音频处理的根源上解决这个问题,采用OpenH323与DirecShow相结合的方式,采处理音频同步,最后通过测试数据说明该方案的有效性.
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