At Tue, 17 Mar 2009 02:24:29 -0700, Jason Holmes wrote:

Hi all, I have a Dell SP2309W monitor which contains an integrated webcam and microphones. I have been unable to get the integrated microphones to record any sound. I ran utils_alsa-info.sh and the link with the results in posted below: http://www.alsa-project.org/db/?f=590e122a466ce09cd1f911ba7146a87df2b5cbeb The integrated microphone seems to be made by OmniVision Technologies. The results of running arecord -l are: **** List of CAPTURE Hardware Devices **** card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Webcam [Monitor Webcam], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: default [USB Sound Device ], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 and the results of arecord --device=default:CARD=Webcam test are: ALSA lib pcm_direct.c:866:(snd1_pcm_direct_initialize_slave) snd_pcm_hw_params_any failed ALSA lib pcm_dsnoop.c:604:(snd_pcm_dsnoop_open) unable to initialize slave arecord: main:590: audio open error: Invalid argument

What about with "plughw:Webcam" ? Anyway, please show contents of /proc/asound/card1/stream* and "lsusb -v" output.

Takashi