Re: Couple of questions

[Adrian McMenamin <adrian@mcmen.demon.co.uk>]

On Thu, 2006-03-16 at 11:42 +0100, Takashi Iwai wrote:
> At Thu, 16 Mar 2006 00:01:11 +0000,
> Adrian McMenamin wrote:
> > 
> > If my driver declares this:
> > 
> > 	.info = (SNDRV_PCM_INFO_NONINTERLEAVED),
> > 
> > Can I expect samples to come in all left followed by all right, or how?
> 
> Yes.  It's the non-interleaved format (LLLLLLLL....RRRRRR.....).
> 
> > And will cat somefile.wav > /dev/dsp using oss emulation respect that?
> 
> Yes.
> 
> > And what default frequency can I expect cat to use in the above?
> 
> ALSA has no default frequency.  OSS assumes 8kHz for /dev/audio.
> /dev/dsp has no default, IIRC, but practically 44.1kHz.
> 
> So "cat some > /dev/dsp" is not a good way for testing at all...
> It's usable for checking that "something" works at least, but not for
> checking the detailed functionality.


Thanks. My problem is I cannot get the alsa utilities to compile/work
(they compile but seg fault on use). Is there a good OSS only app I can
use to test the basic play stuff?



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