% cat /proc/asound/card0/stream0 Creative Technology Ltd. at 001/006 : USB Audio
Playback:
Status: Stop
Interface 1
Altset 1
Format: S16_LE
Channels: 2
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Interface 1
Altset 2
Format: S16_LE
Channels: 3
Endpoint: 2 OUT (ASYNC)
Rates: 22050
Interface 1
Altset 3
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 22050
Interface 1
Altset 4
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 22050
Interface 1
Altset 5
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 22050
Interface 1
Altset 6
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 22050
Interface 1
Altset 7
Format: S16_LE
Channels: 3
Endpoint: 2 OUT (ASYNC)
Rates: 44100
Interface 1
Altset 8
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 44100
Interface 1
Altset 9
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 44100
Interface 1
Altset 10
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 44100
Interface 1
Altset 11
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 44100
Interface 1
Altset 12
Format: S16_LE
Channels: 3
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Interface 1
Altset 13
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Interface 1
Altset 14
Format: S16_LE
Channels: 5
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Interface 1
Altset 15
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Interface 1
Altset 16
Format: S16_LE
Channels: 6
Endpoint: 2 OUT (ASYNC)
Rates: 48000
Capture:
Status: Stop
Interface 2
Altset 1
Format: S16_LE
Channels: 2
Endpoint: 6 IN (ASYNC)
Rates: 8000
Interface 2
Altset 2
Format: S16_LE
Channels: 2
Endpoint: 6 IN (ASYNC)
Rates: 16000
Interface 2
Altset 3
Format: S16_LE
Channels: 2
Endpoint: 6 IN (ASYNC)
Rates: 24000
Interface 2
Altset 4
Format: S16_LE
Channels: 2
Endpoint: 6 IN (ASYNC)
Rates: 32000
Interface 2
Altset 5
Format: S16_LE
Channels: 2
Endpoint: 6 IN (ASYNC)
Rates: 48000
Jean-Marc
Le jeu 23/01/2003 à 03:43, Clemens Ladisch a écrit :
> Jean-Marc Valin wrote:
> > I'm trying to get my SB Extigy working with ALSA and so far, I cannot
> > play any sound. Using OSS emulation, the device opens fine and the ioctl
> > (for speed, stereo, ...) succeed, but a write to the device generates an
> > "Invalid argument" error. The mixers all "seem" to work fine though
> > (alsa and OSS). When I use aplay, I get:
> >
> > % aplay /home/jm/speextest2.wav
> > Playing WAVE '/home/jm/speextest2.wav' : Signed 16 bit Little Endian,
> > Rate 44100 Hz, Stereo
> > ALSA lib pcm_hw.c:428:(snd_pcm_hw_prepare) SNDRV_PCM_IOCTL_PREPARE
> > failed: Invalid argument
> > aplay: set_params:815: Unable to install hw params:
>
> Please show the contents of /proc/asound/card0/stream0.
>
>
> Regards,
> Clemens
--
Jean-Marc Valin, M.Sc.A.
LABORIUS (http://www.gel.usherb.ca/laborius)
Université de Sherbrooke, Québec, Canada
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