[alsa-devel] detecting the presence of dmix

[Jaroslav Kysela]

On Tue, 27 Jul 2010, dv wrote:

> Hello,
>
> is it possible to programmatically detect
> whether or not dmix is enabled?

Don't do this.

> it is important for a software stack where dmix would introduce unwanted
> resampling artifacts

Use SND_PCM_NO_AUTO_RESAMPLE or configure alsa-lib to use better resampler 
(alsa-plugins).

 					Jaroslav

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Jaroslav Kysela <perex at perex.cz>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.