PulseAudio integration with OpenAL

Chandru chandru.in at gmail.com
Tue Dec 2 03:36:43 UTC 2008

I have reported the bug at

On Tue, Dec 2, 2008 at 7:34 AM, Luke Yelavich <themuso at ubuntu.com> wrote:

> On Tue, Dec 02, 2008 at 12:23:00PM EST, Chandru wrote:
> > Ever since I upgraded to Intrepid, I have been facing an issue with the
> > sound system, which I have discussed here
> > http://ubuntuforums.org/showthread.php?t=994172
> >
> > As stated there, I have managed to find the solution with help from guys
> at
> > LQ.  Now I'm wondering why this was not the default setting in stock
> Ubuntu
> > install?  Is this an overlooked part of OpenAL - PulseAduio integration?
> > Can a bug be raised against this?  If yes then against which package
> should
> > it be raised?  OpenAL or PulseAudio?
> Firstly, the bug should be filed against openal-soft, as thats where the
> change needs to be made.
> However, there is a problem with making this change. The pulse device for
> alsa is only available when the pulseaudio alsa plugin is used to send audio
> from alsa applications through pulseaudio.
> Things are set such that if the pulseaudio sound server is not running, the
> pulse device is not available. Without having confirmed it yet myself, I
> dare say that the applicatino using openal would
> stop working or carsh, if alsa says a device does not exist.
> If the application does crash, then this change cannot be made, because not
> all flavours of Ubuntu use pulseaudio, Xubuntu and Kubuntu come to mind
> here, and we want to make sure that any uses of
> sound on those flavours are not broken.
> If openal is behaving differently when using the default output as opposed
> to using a specific output, then there is something wrong with openal's alsa
> code, so far as I understand things anyway.
> I will do some testing myself to confirm all of this, and look into taking
> appropriate action to fix this for jaunty, and where possible, intrepid.
> If you could file a bug against openal-soft to make sure this is documented
> somewhere other than a mailing list, that would be great.
> Thanks.
> Luke
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Chandra Sekar.S

Blog: http://tuxychandru.blogspot.com/
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