[linux-audio-user] volume plugin

[Clemens Ladisch]

Oliver Gerlich wrote:
> my onboard sound chip (CMedia 9739, on Epox 8RDA3+, with nforce2
> chipset) doesn't support volume changing in hardware (CMedia's cmaudio
> driver for OSS does all the volume calculation in software). That means
> that I'm unable to change the volume  with alsamixer or similar programs.
>
> Now my question: is it possible to tell Alsa to change the volume in
> software? Is there a plugin that does this?

It would be possible to write such a plugin, but this hasn't been
done.

> I've already tried the "Route & Volume" plugin, but it doesn't do
> anything.

This plugin applies a static volume setting, you won't get a mixer
control.


Regards,
Clemens