[alsa-devel] Intel card master and PCM channels doesn't work

Takashi Iwai tiwai at suse.de
Thu Aug 13 12:11:25 CEST 2009

At Thu, 13 Aug 2009 12:41:08 +0300,
Mantas Pilipavičius wrote:
> I waited a bit longer and it worked with this command:
> speaker-test -c2
> But again, when I try to play my mp3 files with mp3blaster it doesn't affect
> the sound when I use alsamixer. But with speaker-test it does work.

It depends how app accesses the sound device.  If the application uses
"default" PCM, not "hw" or so, then it should work without changing.
Or, if app uses OSS emulation over /dev/dsp, softvol doesn't work.


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