Re: [Alsa-user] more via82xx riddles

[Christopher M. <chr...@ve...>]

Some success.
On Mon, Apr 26, 2004 at 06:42:16PM +0200, Clemens Ladisch wrote:
> Christopher Moore wrote:
> > I'm running alsa-1.0.4 on kernel 2.4.26 and attempted to record
> > from the mic and tried the following:
> >
> > root:~# arecord -d 5 -D hw:0,0 test.wav
> > Recording WAVE 'test.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono
> > Warning: rate is not accurate (requested = 8000Hz, got = 48000Hz)
> >          please, try the plug plugin (-Dplug:hw:0,0)
> > arecord: pcm_read:1169: read error: Input/output error
> >
> > root:~# arecord -l
> > card 0: V8233 [VIA 8233], device 0: VIA 8233 [VIA 8233]
> > card 0: V8233 [VIA 8233], device 1: VIA 8233 [VIA 8233]
> >
> > 1. How do invoke the plugin suggested by the areocrd output.
> 
> Use "-D plug:hw:0,0" instead of "-D hw:0,0".
This did not read any data.
> Or use a sample rate/format that is supported by your hardware
> ("-f S16_LE -r 48000").
This worked when using  -D hw:0,1
> 
> > 2.  What is the meaning of the read error.
> 
> The device didn't send any data.  If playing doesn't work either (does
> it?), this may be a problem with the interrupt.
Playing works on both devices 0 and 1 but capture seems to work only on
device 1.
> 
> Try recording from hw:0,1 instead.
> 
When using oss apps I'll need to figure out how to play on device 0 and
capture on device 1.  Perhaps this is where asoundrc will come in handy.  
> 
> HTH
> Clemens
> 
Thanks for your help.  
Chris