[alsa-devel] Default volume for all soundcards (-20dB by default?)

[David Henningsson]

On 2015-06-17 14:53, Jo wrote:
> Hi,
>
> It seems that the default volume for any new soundcard is set by
> default to -20dB.
> Do you know where is it hardcoded ? In which source file (I used
> package "alsa-utils" in Debian)  or which configuration file?

It's in /usr/share/alsa/init/default

>
> Thanks,
> Jo
>
> PS: here's the context :
>
> I woud like to set up the default sound volume once for all, for all
> ALSA devices that will be connected ever.
> Of course, I could do "amixer ..." or even "alsamixer" to modify the
> volume of _currently available_ soundcards.
> But I really want to modify the default volume even for future
> soundcards that will be added later.
> I've seen /var/lib/alsa/asound.state but the content is specific to
> _currently connected_ soundcards. What I want is a solution that will
> apply to any soundcard that will be connected in the future.
>
> Why do I want this? I'm providing a ready-to-use Debian image for my
> project http://www.samplerbox.org.
> User #1 might use the computer's built-in-soundcard, User #2 might
> have a USB DAC, User #3 might have another soundcard...
> I would like to provide a default -3dB volume that will work for any
> ALSA soundcard people could have...
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>

-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic