[pulseaudio-discuss] External microphone noise reduction
david.henningsson at canonical.com
Thu Feb 12 00:22:25 PST 2015
On 2015-02-10 20:17, Christian Kreibich wrote:
> On 02/10/2015 02:12 AM, David Henningsson wrote:
>> Are you sure that the problem is with the mic and not with the laptop?
> Yes, because the problem did not occur with older earbuds (that broke)
> and the internal microphone is working fine too. Laptop is a Thinkpad X1
> Carbon 2nd gen, fwiw.
>> PulseAudio does not currently have any noise reduction to filter out
> In that case I suppose I'll investigate ways to keep using the internal
> microphone even when headphones with a mike are plugged in. I could not
> get that to work, but perhaps I didn't try hard enough.
You can use hdajackretask to either remove the external mic input
entirely or just disable its jack detection. (Or modify files under
/usr/share/pulseaudio/alsa-mixer/ to do the same thing.)
David Henningsson, Canonical Ltd.
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