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]
Thanks a bunch.
V. A. Krishnan
>> Thanks,
>> V.A Krishnan
>>
>>> Lee
>>>
>>
>
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