[alsa-devel] [RFC] Add scenario management

Takashi Iwai tiwai at suse.de
Fri Oct 2 11:12:35 CEST 2009

At Thu,  1 Oct 2009 11:47:14 +0200,
Stefan Schmidt wrote:
> Hello.
> This patchset add support for scenario management, aka use cases, in alsa-lib
> and example programs in alsa-utils. It allows to adjust the current audio kcontrol
> settings from a prespective of a changed use case like the switch from listening
> to music on your phone to an incoming phone call and back.

Great, I've been waiting for this :)

> To achieve this it offers control aliasing for playback, capture master and
> switch as well as the option to post- and prefix a sequence of control changes
> avoiding pops and other unwanted noise.
> This is of course not meant to replace gstreamer, PulseAudio or a sound server,
> but is meant to work in tandem with such audio software. We think alsa-lib is
> the best place for this as it will be used on small embedded system which only
> use alsa from the full stack of audio libs in linux. We see potential for
> desktop usage as well though.

Agreed.  If any need, I can merge it to salsa-lib, too.



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