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Re: how is pulseaudio supposed to work?



On Thu, 2007-12-13 at 20:51 +0100, Denis Leroy wrote:
> Richi Plana wrote:
> > On Thu, 2007-12-13 at 20:29 +0100, Ralf Ertzinger wrote:
> >> Hi.
> >>
> >> On Thu, 13 Dec 2007 19:23:28 +0000, Will Woods wrote
> >>
> >>> 4) Sound-using apps use ALSA/ESD as usual.
> >>> - It's all actually going through pulseaudio, though.
> >> Wait, wait. Since pulseaudio does not, actually, talk to the hardware,
> >> applications using ALSA will be rerouted through pulseaudio, which in turn
> >> talks to ALSA to produce sound, is that right?
> > 
> > Sounds like pretty standard wrapping technique, if it is.
> 
> How much extra latency are we getting from this ? I've noticed the extra 
> lag in some of our games.

Probably because SDL is going through ESD? And OpenAL is going to go
through SDL? Which is a completely bogus situation IMHO but it works for
now. Pulse's ALSA wrapper needs to be fixed to work with SDL and OpenAL
and/or SDL and OpenAL need to get native Pulse support.

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