[Asterisk-video] App_videoswitch

[Charles Williams]

> -----Ursprüngliche Nachricht-----
> Von: Development discussion of video media support in Asterisk <asterisk-video at lists.digium.com>
> Gesendet: 31.05.07 23:38:50
> An: Development discussion of video media support in Asterisk <asterisk-video at lists.digium.com>
> Betreff: Re: [Asterisk-video] App_videoswitch


> 
> 
> On May 31, 2007, at 2:20 PM, Charles Williams wrote:
> >
> > Mihai,
> >
> > I just recieved 3 mails saying the same thing. lol. am currently  
> > browsing trunk so will be letting you know how it goes. we will be  
> > using h264 video only in the beginning and  seeing how many streams  
> > we can broadcast to multiple clients to really stress test things.  
> > also no sip. pure iax2 to make sure the accounting doesn't get  
> > screwed. the structure we are wanting is something like below
> >
> >
> >      webcam from home ---h.264 stream---> asterisk w/  
> > app_conference & prepaid calling cards module ---h.264 stream--->  
> > apache server ---h.264---> end client
> >
> > hope it works. lol
> >
> > chuck
> 
> Hmm, this might prove problematic.  As of right now, Asterisk does  
> not support video codec negotiation in IAX2.  Actually, it is the  
> protocol that does not support it. We had an entire discussion about  
> it at Astridevcon about this and we are pushing for proper video  
> support in the protocol, but it's not there yet.
> 
> On the other hand, we have patched our Asterisk servers to support a  
> crude form of video codec negotiation in IAX2, which is enough for  
> our purposes.  I can send you the patch , but it is definitely not  
> ready for prime time...
> 
> Mihai

well. actually there won't be much need for negotiation or transcoding as the codec will be 1 codec that we decide (h.264) all asterisk will have to do is relay the stream. do you know if that would be a problem?

chuck

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