video telephone

3G基础知识及3G/视频产品应用
http://www.ctiforum.com/factory/nms/nms05_0304.htm
3G-H324m/H.324m stack for Mobile Networks
http://www.netbricks.com/products_and_applications/H324.htm?gclid=CO2xhd7MtY8CFR01TAodFVdWZw
3G-324M协议可以充分发挥3G的潜力
http://www.cndzz.com/tech/Article/wx/200604/5839.html


搜集的一些资料

NMS http://www.nmscommunications.com/DevPlatforms/OpenAccess/Video/default.htm
radvision  3G-324M Toolkit                   linux yes
netbricks  H.324M-BRICKS(stack)                linux yes
Dilithium  protocol stacks.VT-PHONE
NXP        LifeVibes Video Telephone
Telco Bridges TB-Video                       linux yes
Dialogic      Multimedia Software for AdvancedTCA 估计没用

http://www.voip-info.org/tiki-index.php?page=Asterisk+H324M  useful information
http://sourceforge.net/projects/lib3gpph324m/    
http://sip.fontventa.com/content/view/17/47/        
http://www.asterisk.org/
          

opensource
http://www.voip-info.org/wiki-Open+Source+VOIP+Software
http://www.voip-info.org/tiki-index.php?page=Asterisk+H324M

G.723
http://www.pudn.com/downloads83/sourcecode/windows/multimedia/detail321207.html

openh323参考。。
http://www.openh323.org/
http://sourceforge.net/projects/openh323/

codec
ffmpeg http://sourceforge.net/projects/ffmpeg