[Live-devel] A problem when implementing the group discussion of video conference based on LiveMedia

Ross Finlayson finlayson at live.com
Thu Aug 18 05:07:36 PDT 2005


>    One of the functions of Video Conference is group discussion. 
> And I want A, B send audio packet to the same socket(such as 
> 232.255.42.42:6666) C is the listener. And C can distinguish the 
> rtp data of A and B through their different SSRC. But the problem 
> is C can't distinguish A, B control information, such as the 
> sequence num, packet bounary marker and so on. Can LiveMedia 
> support this kind of group discussion?

The code currently has no mechanism for demultiplexing incoming RTP 
packets based on the SSRC.

However, a receiver can call "RTPSource::lastReceivedSSRC()" to find 
out the SSRC of each received packet.


	Ross Finlayson
	LIVE.COM
	<http://www.live.com/>



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