[alsa-devel] [PATCH] ascenario: Add scenario support to alsa-lib

[Takashi Iwai]

At Tue, 6 Oct 2009 15:33:39 +0200 (CEST),
Jaroslav Kysela wrote:
> 
> On Tue, 6 Oct 2009, Jaroslav Kysela wrote:
> 
> > So at least, the API basics is now clear. I'll prepare a branch in alsa-lib 
> > GIT tree to have a start point for first accepted implementation.
> 
> The updated header file is now at:
> 
> http://git.alsa-project.org/?p=alsa-lib.git;a=blob;f=include/ascenario.h;h=003eabeafb7320c96bac585f4aac922e5ba290bb;hb=97911335f2a50ad35c57df6c8a2cfe2867dba97a
> 
> My other proposals:
> 
> - remove all SND_SCN_ defines - they are quite use-case specific
>    - the names should be just documented somewhere

Keeping the basic and common strings makes sense, I think.
After all, the apps need to use the correct strings.

> - represent QoS with string (name) rather than integer -
>    QoS is also quite use-case specific
> - SND_SCN_INT_QOS may be SND_SCN_INT_QOS_POWER ?
> - what about to remove QOS and add universal parameter interface?
>    something like:
> 
> int snd_scenario_set_parameter(snd_scenario_t *scn, char *type, char *value);

This sounds not bad, but let's argue first what parameters could be
added in future.


thanks,

Takashi