[alsa-devel] Left/Right Mic mute independently

[Takashi Iwai]

At Wed, 13 May 2015 08:07:09 +0000,
Arijit De wrote:
> 
> Hi,
> 
> 
> I want to do Left/Right Mic mute independently on a Audio capture device(it has two audio channels),
> but I dont see that kind of control is provided in alsamixer(GUI) for capture devices.
> 
> Is Left/Right Mic mute is supported in alsa mixer ?

Use ";" and "'" keys for toggling left and right capture channels.
It's shown in the help text (although not mentioned in man page,
oops...)


Takashi