On Thursday 07 May 2009 21.45.00 Jacob Meuser wrote:
> On Thu, May 07, 2009 at 11:14:17AM +0200, LEVAI Daniel wrote:
> > > I put a lot of work into azalia(4) in the last release cycel, and I'd
> > > like to be able to say, when 4.6 release comes, that azalia is
> > > "completed".
> > >
> > > by completed I mean it "just works" as expected, by default,
> > > everywhere.
> > >
> > > so, if you are using OpenBSD 4.5 or -current, and you have *any*
> > > issues with azalia(4) (I mean anything, even if it seems "small" or
> > > is "not really a bug but I change this everytime"), please let me
> > > know.
> >
> > I have a ThinkPad T60.
> > I always wondered why I can hear the sounds from the earphones/speakers
> > when the output
> > volume control is on 0:
> >
> > $ mixerctl -va
> > outputs.dig-dac_source=hdaudio  [ hdaudio adc ]
> > outputs.line_source=dac  [ dac mix2 ]
> > outputs.line_mute=off  [ off on ]
> > outputs.line=0,0
> >
> > If I set outputs.line_mute=on, then it will mute it alright.
>
> all volume controls use the range 0-255.  but 0 rarely corresponds to
> complete attenuation (in fact it might not attenuate at all); that's
> what mute is for.

Ah, okay.
My last question is why outputs.line's 0-112 value has the same (low) volume,
and gains volume only after 112. So basically in a mixer app volume level
0-50% has no meaning, and the actual volume control happens between
outputs.line=112<->250 (50%-100%).

Daniel

--
LIVAI Daniel
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