Re: Problems when audio capturing with headset

[Florian Kulzer <florian.kulzer+debian@icfo.es>]

On Mon, Apr 13, 2009 at 22:04:52 -0300, Daniel Bareiro wrote:

> > Earlier, Daniel Bareiro wrote:

> > > I'm trying to test the operation of my headset in Debian GNU/Linux
> > > Squeeze to be able to use it with a softphone. Although the sound
> > > works with the rest of the applications with the headphone, in order
> > > to listen what I say I must put practically the microphone grazing
> > > the mouth :-S

[...]

> # amixer scontrols | cut -d\' -f2 | grep -i mic | while read N; do amixer sget "$N"; done
> Simple mixer control 'Front Mic',0
>   Capabilities: pvolume pswitch
>   Playback channels: Front Left - Front Right
>   Limits: Playback 0 - 31
>   Mono:
>   Front Left: Playback 31 [100%] [12.00dB] [on]
>   Front Right: Playback 31 [100%] [12.00dB] [on]
> Simple mixer control 'Mic',0
>   Capabilities: pvolume pswitch
>   Playback channels: Front Left - Front Right
>   Limits: Playback 0 - 31
>   Mono:
>   Front Left: Playback 31 [100%] [12.00dB] [on]
>   Front Right: Playback 31 [100%] [12.00dB] [on]

I find it strange that it does not list any capture capabilities or
channels for either microphone. What output do you get for this:

cat /proc/asound/{pcm,devices}

-- 
Regards,            | http://users.icfo.es/Florian.Kulzer
          Florian   |