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

----- Jaroslav Kysela perex@perex.cz Linux Kernel Sound Maintainer ALSA Project, Red Hat, Inc.