Subject: Re: auich and mpg123
To: Duncan McEwan <>
From: Lennart Augustsson <>
List: current-users
Date: 01/30/2002 09:20:33
You can hav mpg123 write on stdout and pipe it through sox which can
do sample rate conversion.

    -- Lennart

Duncan McEwan wrote:

> A couple of weeks ago enami tsugutomo <> said:
> >
> > As someone noted, you can't set auich's sampling rate other than 48000
> > (and default isn't).
> > ...
> >
> > So, first make sure your kenrel have auich.c of rev. 1.6 (or, apply
> > attached patch).  Then, do
> >
> > % audioctl -w play=48000,2,16,slinear_le
> > % audioctl -w record=48000,2,16,slinear_le
> > % mpg123 -a /dev/sound0 -r 48000 your-mp3-file.mp3
> I saved Enami's message because I knew we were about to receive a bunch
> of machines that would have this Intel audio hardware.
> Well, they're here now and have NetBSD installed on a few of them and we have
> played a bit with the audio.  The above "recipe" works, in that it allows
> mpg123 to play an mp3 file.  But it plays at the wrong speed and it sounds
> really odd :-(
> I had hoped that mpg123 would work some kind of "magic" to compensate for the
> difference in sample rates (from 44.1KHz to 48KHz) but it appears that this
> isn't the case.  Am I missing something?  Is there anything I can do to improve
> things (besides only playing mp3's that have been recorded at 48KHz :-( ).  If
> mpg123 can't do the right magic, are there other audio file players that can?
> Thanks for any advice,
> Duncan