Re: btw

[Takashi Iwai <tiwai@suse.de>]

At Wed, 16 Oct 2002 14:40:55 -0500,
mark@undertone.org wrote:
> 
> atrophy:~# aplay -Dhw:1,0 foo.wav 
> Playing raw data 'foo.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono
> aplay: set_params:785: Sample format non available
> atrophy:~# aplay -c1 sexy.wav 
> Playing raw data 'foo.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono
>   <<<< it ran for a bit here, seemed to be cool with it
> Aborted...

ah, since 8000Hz 8 bit is not supported on this device.
please use plughw instead of hw, that is,

	% aplay -Dplughw:1,0 foo.wav

> atrophy:~# amixer -Dhw:1,0
> ALSA lib conf.c:3816:(parse_args) Unknown parameter 1
> ALSA lib conf.c:3938:(snd_config_expand) Parse arguments error: No such file or directory
> ALSA lib control.c:601:(snd_ctl_open_noupdate) Invalid CTL hw:1,0
> amixer: Mixer attach hw:1,0 error: No such file or directory

for the control (mixer) interface, no second zero, that is, use
'-Dhw:1'.  (btw, it's equitvalent "amixer -c 1").

> 
> > hmm, strangely, now you got only one playback, although there were
> > more at the previous time.
> > which usb control module are you using?
> > for example, i found that the behavior of device is different between
> > usb-uhci and uhci modules...
> 
> I compiled both controler modules and have tried using them
> interchangably. Same result. There is no difference in the stream0
> file - checked with a diff.

you can check this also via the output of 'lsusb -v'.


Takashi


-------------------------------------------------------
This sf.net email is sponsored by: viaVerio will pay you up to
$1,000 for every account that you consolidate with us.
http://ad.doubleclick.net/clk;4749864;7604308;v?
http://www.viaverio.com/consolidator/osdn.cfm