[Live-devel] delay in playback/transfer?

Dermot McGahon dermot at dspsrv.com
Mon Apr 18 10:01:49 PDT 2005


On Fri, 15 Apr 2005 15:16:54 -0700, Ross Finlayson <finlayson at live.com>  
wrote:

> As long as you are arranging for "FramedSource::afterGetting()" to be  
> called immediately after you've grabbed a frame from your encoding  
> device, then the LIVE.COM code shouldn't introduce introduce any  
> significant delay.  (At this point, the video frame data will be passed  
> almost immediately through "MPEG4VideoStreamDiscreteFramer" and  
> "MultiFramedRTPSink", and get sent out in a RTP packet.)
>
> If you're still seeing a significant delay (and you're sure that it's  
> not occurring at the client end), then perhaps the delay is occurring in  
> your hardware encoder?

On in the network?

I believe there can be issues with multicast over wireless. In particular
with the rate that beacon frames are sent. I'm no expert though.


Dermot.
--


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