用java编写的电子白板程序

无线信道模拟软件-Channel simulation software

gsm算法最新源码，适用于语音压缩，如gsm和voip系统-gsm latest source algorithm applicable to voice compression, such as GSM and voip system

自己写的一个点对点的视频电话程序，使用了RTP协议及ffmpeg库-Himself wrote a point-to-point video telephony procedures, using the RTP protocol and ffmpeg library

IP电话程序--IP phone program

mechat修改版运行相当稳定推荐研究仅供学习-modified version of mechat run fairly stable for the study recommended research

H.264最新VC源码，非常实用，你可以稍加改动就能用在你的工程中-H.264 up-to-date source VC, very practical, you may be able to use a little change in your project

信息产业部发布的关于SIP协议的技术规范，第一部分:第二部分:基于会话初始协议(SIP)的呼叫控制的应用-issued by the Ministry of Information Industry on the SIP protocol specification, Part I : Part II : Based on Session Initiation Protocol (SIP) Call Control Application

需要的可以用到 ！专业性强！-needs can be used! Professional strong!

H323客户端的图形程序，用到pwlib和openh323 -Graphic UI app for H323 client, using pwlib and openh323

DirectShow的实时视频传输实现方法