Messages in this thread | | | From | Alistair John Strachan <> | Subject | Re: virtual OSS devices [for making selfish apps happy] | Date | Tue, 22 Nov 2005 02:26:48 +0000 |
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On Monday 21 November 2005 21:40, Lee Revell wrote: > On Mon, 2005-11-21 at 22:16 +0100, Christian Parpart wrote: > > Hi all, > > > > I'm having some apps running on my desktop that all want > > exclusive access to my sound device just for playing audio > > (and a single app for capturing), namely: > > > > * TeamSpeak (VoIP team voice chat) > > * Cedega (for playing some win32 games on my beloved box) > > * KDE/arts (my desktop wants to play some sounds as well wtf) > > > > While I could easily disable my desktop sounds, and yeah, forget about > > the music, but I'd still like to be in TeamSpeak (talking to friends and > > alike) while playing a game using cedega. > > > > Unfortunately, *all* those stupid (2) apps want exclusive access to the > > OSS layout of my ALSA drivers, though, there just came into my mind to > > buy a second audio device and wear a second headset (a little one > > below/under my big one). But I couldn't find it handy anyway :( > > This problem is (mostly) solved already. You have to use aoss (alsa-lib > based OSS emulation) on top of dmix (software mixing for soundcards too > lame to do it in hardware). With a recent ALSA dmix is already used by > default so the only change needed is to launch the OSS apps with the > aoss wrapper e.g. aoss ./foo-oss-app. Since it's not completely > transparent this problem will have to be solved at the distro level, by > making sure all OSS apps are run with this wrapper. > > This method should only be needed for closed source apps, an open source > app like artsd should be ported to use the ALSA API.
Which it already has been, for literally years.
[alistair] 02:26 [~] artsd -A possible choices for the audio i/o method:
toss Threaded Open Sound System null No Audio Input/Output alsa Advanced Linux Sound Architecture oss Open Sound System
-- Cheers, Alistair.
'No sense being pessimistic, it probably wouldn't work anyway.' Third year Computer Science undergraduate. 1F2 55 South Clerk Street, Edinburgh, UK. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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