[alsa-devel] [PATCH] [alsa-lib] pcm: softvol: Allow up to 90 dB of gain

Ricard Wanderlof ricard.wanderlof at axis.com
Mon Apr 23 11:51:26 CEST 2018


On Fri, 20 Apr 2018, Takashi Iwai wrote:

> > When studying the code, it becomes apparent that the limit of the actual 
> > gain function is a gain factor of 32767, which corresponds to 90.3 dB. So 
> > ...

> Honestly speaking, I still don't like to change something just because
> the number can reach.  But this is a minor issue and if any damage
> happens, it can be said to be self-responsibility, so I applied as
> is.

Thanks Takashi!

I agree that 90 dB might be excessive, but at any rate I couldn't think 
of a logical motivation for any particular lower value in this case.

/Ricard
-- 
Ricard Wolf Wanderlöf                           ricardw(at)axis.com
Axis Communications AB, Lund, Sweden            www.axis.com
Phone +46 46 272 2016                           Fax +46 46 13 61 30


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