On Mon, 2006-07-24 at 14:53 -0500, V. Ananda Krishnan wrote: > Lee Revell wrote: > > On Mon, 2006-07-24 at 14:37 -0500, V. Ananda Krishnan wrote: > >> Lee Revell wrote: > >>> On Mon, 2006-07-24 at 13:07 -0500, V. Ananda Krishnan wrote: > >>>>> Does "aplay -D hw:0,0 file.wav" play the file? > >>>> NO. I am not able to make progress in debugging the cofig info. > >>> OK, well that won't work as the USB audio is device 1. > >>> > >>> What exactly happens when you try "aplay -D hw:1,0 file.wav"? > >> On one session I typed "alsamixer" and opened up the interface using the > >> arrow key I selected the "PCM Capt" option as Mic and adjusted the level > >> of Mic to about 70 and recorded using the following command > >> arecord -f dat -d 20 -D hw:1,0 /tmp/foobar.wav > >> Recording WAVE '/tmp/foobar.wav' : Signed 16 bit Little Endian, Rate > >> 48000 Hz, Stereo > >> After recording I used the following command to replay the sound: > >> aplay -f dat /tmp/foobar.wav > >> Playing WAVE '/tmp/foobar.wav' : Signed 16 bit Little Endian, Rate 48000 > >> Hz, Stereo > >> > >> No sound was heard in the system. > >> Still searching for the clues to configure the system properly. > >> > > > > There's nothing you should need to do to configure the system. If it > > does not work it's a bug. > > > > Did you use "alsamixer -c 1" to select the USB device? > > > Whether I use the -c option or not the alsamixer command opens up the > controls interface with the top left hand side displaying: > Card: UAC3556B > Chip: USB Mixer > Item: Mic > > What is the output of "amixer -c 1"? > > > The output of amixer with the option -c 1 is: > amixer -c 1 > Simple mixer control 'Bass',0 > Capabilities: volume volume-joined > Playback channels: Mono > Limits: 0 - 48 > Mono: 34 [71%] > Simple mixer control 'Bass Boost',0 > Capabilities: pswitch pswitch-joined > Playback channels: Mono > Mono: Playback [on] > Simple mixer control 'Treble',0 > Capabilities: volume volume-joined > Playback channels: Mono > Limits: 0 - 48 > Mono: 31 [65%] > Simple mixer control 'PCM',0 > Capabilities: pvolume cvolume pswitch pswitch-joined cswitch > cswitch-joined > Playback channels: Front Left - Front Right > Capture channels: Mono > Limits: Playback 0 - 704 Capture 0 - 15 > Mono: Capture 9 [60%] [off] > Front Left: Playback 556 [79%] [on] > Front Right: Playback 556 [79%] [on] > Simple mixer control 'PCM Capture Source',0 > Capabilities: > Mono: > Simple mixer control 'PCM',1 > Capabilities: cvolume > Capture channels: Mono > Limits: Capture 0 - 656 > Mono: Capture 515 [79%] > Simple mixer control 'Mic',0 > Capabilities: cvolume > Capture channels: Mono > Limits: Capture 0 - 15 > Mono: Capture 13 [87%] > Simple mixer control 'Auto Gain Control',0 > Capabilities: pswitch pswitch-joined > Playback channels: Mono > Mono: Playback [on]
Well, you have PCM capture muted, which can't be right: "Mono: Capture 9 [60%] [off]" Switch to Capture view in alsamixer (F4) and unmute and raise "PCM". But, the mixer looks wrong. Clemens, any idea why "PCM Capture Source" seems to be empty? Lee ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys -- and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Alsa-user mailing list Alsa-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/alsa-user
