[Speex-dev] Jitter buffer latency

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Sun Jan 13 01:00:50 PST 2008


The latency changes. It's set to the minimum value that will ensure
packets arrive in time. Not sure what you mean by "is there a way to
strink the "late" and "early" bin number to keep the latency in check?".

	Jean-Marc

Andy Ngo a écrit :
> Hi,
> 
> Our project is using the jitter buffer feature built in Speex.  We
> noticed there are some latency when using the jitter buffer.  Does
> anyone know what is the "worst case" latency inherent in the jitter
> buffer algorithm?  I believe someone already mentioned that it's
> adaptive but is there a worst case hard number (in terms of 20ms
> Speex frames)?  I'm not familiar with the jitter buffer code (there
> doesn't seem to be any white paper on the jitter buffer feature); is
> there a way to strink the "late" and "early" bin number to keep the
> latency in check?  Thanks in advance.
> 
> Regards, Andy
> 
> 
> 
> 
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