pulse audio

David Henningsson david.henningsson at canonical.com
Wed Dec 21 08:18:46 UTC 2011

On 12/21/2011 05:18 AM, Len Ovens wrote:
> On Tue, December 20, 2011 12:17 am, David Henningsson wrote:
>> On second thought, even if this is not a practical problem in general, I
>> think it makes sense to do so. I've just sent a patch upstream that
>> addresses this (with you cc:ed in).
> Thank you. It is good to have a better understanding of how pulse works. I
> think for recording, jack seems to work better. It does require a better
> understanding of the underlying sound bits than pulse does. Perhaps I
> should have said for picky recording where one wants full control.

For people wanting "picky recording", remember that PulseAudio is very 
configurable, by modifying the stuff in 
/usr/share/pulseaudio/alsa-mixer/paths. In your case, you might want the 
"mic" to control "Capture" only, and change "Mic Boost" manually through 
alsamixer, since the quality difference is prominent for you. This is 
fairly easy to accomplish by modifying PulseAudio's configuration files 
(just comment out the entire "[Element Mic Boost]" section in 

David Henningsson, Canonical Ltd.

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