[alsa-devel] Hidden rate conversion, and Alsa configuration

stan stanl at cox.net
Fri Jul 27 19:37:46 CEST 2007

On Fri, 27 Jul 2007 11:59:53 -0400
"Lee Revell" <rlrevell at joe-job.com> wrote:

> On 7/27/07, Alan Horstmann <gineera at aspect135.co.uk> wrote:
> > Could you give pointers as to how to modify Alsa configuration so
> > that rate conversion can never happen, as I would prefer to have an
> > error accessing the sound card rather than unknown conversion,
> > which in my use should never be neccesary anyway.
> Simply open the hw device rather than the default, dmix, or plughw
> device.
> Lee


Are you saying that plughw *does* do hidden conversion?  I thought its
definition was equivalent to 

newplug {
        type plug
        slave {
                pcm "hw:0,0"

Is this doing conversion?

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