[pulseaudio-discuss] Playback pauses

Tanu Kaskinen tanuk at iki.fi
Sat Feb 16 10:59:19 PST 2013


On Wed, 2013-02-13 at 09:49 +0800, Raymond Yau wrote:
> > > Hmm, in my case the upper bound in this range is 1837,50 ms. May be this
> > > explains huge pauses. Though I'd expect that command-line option
> > > --latency-msec=50 should change the used latency.
> >
> > The reason why that doesn't work is probably that when the last byte of
> > the stream buffer is copied to the sink buffer, the sink latency is set
> > back to about 2 seconds, but the stream is not considered yet finished,
> > because the data is still in the sink buffer, not yet out of the
> > speakers. Thus, there will be roughly 2 seconds before the sink requests
> > more data, and this is the event that triggers the notification that the
> > stream has now definitely finished.
> 
> Does this mean pulse client did not send a drain signal for the server to
> end the playback stream  ?

No. The problem that we're talking about is that the client sends a
drain request, but a reply to that arrives later than expected.

-- 
Tanu



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