gsm算法最新源码，适用于语音压缩，如gsm和voip系统

一个开放的网守源代码，使用H.323协议。-a gatekeeper open source code, the use of H.323.

自己动手写的sip协议栈，SIP（Session Initiation Protocal）称为会话初始化协议，是由IETF（Internet Engineering Task Force）组织于1999年提出的一个基于IP网络中实现实时通信应用的一种信令协议。-Do-It-Yourself wrote sip protocol stack, SIP (Session Initiation Protocal) known as the Session Initiation Protocol is the IETF (Internet Engineering Task Force) organization in 1999 as a network-based real-time IP communications applications a letter the agreement.

利用h.323进行语音呼叫的程序-use H.323 voice calls for the procedure

在windows环境应用，监控voip框架中的关守模块(gatekeeper)的图形化界面程序。-windows in environmental applications, monitoring framework of the voip gatekeeper module (gatekeeper) graphical interface procedures.

这是一个视频会议系统中发送端有关mpeg-4播放技术的一个源代码-This is a video conferencing system transmitter on MPEG-4 broadcast of a source code

视频电话会议全站源码 目前流行的web网页代码-Video and telephone conference-wide stand-source current popular web page code

一个制作很精美的视频聊天程序，可以方便的改变音量，视频采集率，有通迅录，还带文本聊天功能-a very beautifully produced video chat program, to facilitate the change in volume, rate video capture, communications were also brings text chat

jpeg视频编解码程序，包括dct变换、量化、vlc等过程，针对视频压缩-jpeg video codec procedures, including Extra transform, quantization, VLC and so on, for video compression

SIP Stacks SIP from vovida.org: C++ Linux+Windows+... License: Vovida Software License Homepage: http://www.vovida.org/protocols/downloads/sip/ -SIP StacksSIP from vovida.org: C++ Linux+ Windows+ ... License: Vovida Software License Homepage: http://www.vovida.org/protocols/downloads/sip/

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