some USB audio help please?

David A. Bandel david
Mon May 17 11:30:23 PDT 2004


On Thu, 25 Apr 2002 18:29:00 -0700
begin  "Net Llama!" <netllama at linux-sxs.org> spewed forth:

> I'm still tinkering with getting my Philps 690 USB webcam working, and 
> i've made alot of progress.  However, when i record a movie in avi 
> format, no sound is being picked up, or rather all i hear is alot of 
> white noise.  Now i thought maybe that the mic on the camera was crappy,
> but i literally put the camera up to my mouth, and talked into it, and 
> still got nothing.  I've got the usb 'audio' module loaded, so i'm 
> honestly not sure what the problem is.  I looked through messages a bit,
> and found this entry:
> Apr 25 18:23:45 hal kernel: usbaudio: registered dsp 14,35
> 
> I'm kinda guessing those numbers might be major/minor, however in 
> /usr/src/linux/Documentation/devices.txt there doesn't appear to be a 
> major 14, minor 35.  It goes from a minor 34 to a minor 50 (both of 
> which are midi devices).  Anyone have any ideas or suggestions?

[david at tole david]$ ls -al /dev/sound
total 0
drwxr-xr-x    1 root     root            0 Dec 31  1969 ./
drwxr-xr-x    1 root     root            0 Dec 31  1969 ../
crw-------    1 root     root      14,   4 Dec 31  1969 audio
crw-------    1 david    root      14,   3 Dec 31  1969 dsp
crw-rw-rw-    1 root     root      14,  19 Dec 31  1969 dsp1
crw-rw-rw-    1 root     root      14,  35 Dec 31  1969 dsp2
crw-rw-rw-    1 root     root      14,   5 Dec 31  1969 dspW
crw-rw-rw-    1 root     root      14,   2 Dec 31  1969 midi
crw-------    1 david    root      14,   0 Dec 31  1969 mixer
crw-rw-rw-    1 root     root      14,  16 Dec 31  1969 mixer1
crw-------    1 david    root      14,   1 Dec 31  1969 sequencer
crw-------    1 david    root      14,   8 Dec 31  1969 sequencer2

That help?  I'm running devfsd, so this is all dynamic, nothing I've
created.

Ciao,

David A. Bandel
-- 
Focus on the dream, not the competition.
		-- Nemesis Racing Team motto



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