实现文字群聊以及点对点的视频聊天功能，自己编写

IP电视电话会议的实现.

桌面视频会议系统中要用到的，鼠标一起抓 ，对于视频会议中要求有鼠标跟踪可以参考参考-Desktop video conferencing system to use, and the mouse the same time, the demands of video conferencing can refer to the reference mouse tracking

使用directshow来进行mpeg-4的视频传输，网络传输使用rtp协议-directshow to use MPEG-4 video transmission, the use of network transmission agreement rtp

一个网络电话的例子-Examples of a network telephone

是Opengatekeeper项目的扩展。它支持通过RTP（音频和视频）网守的路由和T.120通讯，因此没有通讯直接在endpoints间进行。-Opengatekeeper project is the expansion. Through its support for RTP (audio and video) Gatekeeper routing and T.120 communications, there is no direct communication between the endpoints.

代码来自sourceforge，在linux下的实时语音聊天程序，使用了adpcm编码，同时还使用了RTP实时传输协议，是一个很好的学习实时传输协议的程序。- The code comes from sourceforge, chats the procedure under the linux real-time pronunciation, has used the adpcm code, meanwhile has used the RTP real-time transmission agreement, is a very good study real-time transmission agreement procedure.

this document illstrate HOW TO build a android develop envirounment.The android is a goole leading open smartphone Project

h323的视频传输-h323 video transmission

目前网络上面sip协议比较流行,现在这个是一个sip协议的测试软件,可以对当前的sip软件进行版本兼容性测试.-above the current network sip agreement more popular, and now this agreement is a sip of testing software that the current version sip software compatibility testing.

SIP_ISUP，SIP ISUP互联互通协议部分，对于学习NGN软交换之间的协议流程很有帮助。-SIP_ISUP, SIP ISUP protocol interoperability of NGN Softswitch to study the agreement between the flow of great help.