[alsa-devel] Mixer volume/decibel mapping
superquad.vortex2 at gmail.com
Sat May 29 05:54:27 CEST 2010
2010/5/27 Colin Guthrie <gmane at colin.guthr.ie>
> 'Twas brillig, and Raymond Yau at 26/05/10 00:24 did gyre and gimble:
> > only one of the PA developer complain about his HDA codec has incorrect
> > range but not willing to provide alsa-info.sh
> I presume you mean me :) I had a hunt through the many mails you sent on
> the previous thread and found such a request I'd obviously missed the
> first time round. Sorry about that. Not unwilling, just unaware.
> I've attached the output to a reply in the other thread.
> > There is a patch which may affect the dB scale
> Interesting. I wonder if this ties in time wise of when I noticed this
> working..... If I find time to play, I'll maybe try reverting this to
> see if it helps.
seem not related to your problem
But anyone know why expose -96dB large volume scale can result in in too
large scale in percentage representation. ?
since 96dB is the theortical dynamic range of CD audio
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