Re: Intel card master and PCM channels doesn't work

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[Please don't drop Cc to alsa-devel ML]
At Thu, 13 Aug 2009 11:27:29 +0300,Mantas Pilipavičius wrote:> > So I can play a sound with this command:> speaker-test -Dhw:0,0 -c2 -twav> > I edit my asound.rc:> nano -w ~/.asoundrc and nano -w /etc/asound.conf > > With this:> > pcm.softvol {>     type            softvol>     slave {>         pcm         "hw:0,0">     }>     control {>         name        "Garsas">         card        0>     }> }> > And the I try:> > speaker-test -Dsoftwol -c2 -twav> > And it doesn't work.
Elaborate what doesn't work how.
> Sorry to disturb you and consume your precious time, but> I am new to open source and really need this.
What about if you run without -Dxxx option?Usually PCM volume should be created as a softvol if not exists.

Takashi


> On Thu, Aug 13, 2009 at 11:14 AM, Takashi Iwai <tiwai@xxxxxxx> wrote:> >     At Thu, 13 Aug 2009 10:55:38 +0300,>     Mantas Pilipavičius wrote:>     >>     > Can you explain more detailed? What is data manipulation?>    >     You need to change all the stream data multiplying the volume>     gain/attenuation in software because you hardware gives no volume>     control by itself.>    >     In the case of alsa-lib, it's softvol plugin.  Or, if you use PA,>     PA does it automatically.> >     Takashi>    >     > On Thu, Aug 13, 2009 at 8:41 AM, Takashi Iwai <tiwai@xxxxxxx> wrote:>     >>     >     At Thu, 13 Aug 2009 00:39:48 +0300,>     >     Mantas Pilipavičius wrote:>     >     >>     >     > http://www.alsa-project.org/db/?f=>     >     afa01dd48ed59d895d18407af62dbd1fa138686c>     >     > Everything works great, I can play the sound, but PCM and Master>     >     channels>     >     > don't work, so I can't increase or decrease volume. Only thing I>     can do>     >     is>     >     > mute/unmute PCM channel>     >>     >     This hardware has no volume control indeed.>     >     The volume has to be adjusted in software by data manipulation.>     >>     >     Takashi>     >>     >> > _______________________________________________Alsa-devel mailing listAlsa-devel@xxxxxxxxxxxxxxxxxxxx://mailman.alsa-project.org/mailman/listinfo/alsa-devel

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