[arch-general] OT: [arch-dev-public] polkit package upgrade patch

Ralf Mardorf ralf.mardorf at alice-dsl.net
Sun Aug 12 09:36:37 EDT 2012


On Sun, 2012-08-12 at 15:31 +0200, Ralf Mardorf wrote:
> On Sun, 2012-08-12 at 15:27 +0200, Ralf Mardorf wrote:
> > On Sun, 2012-08-12 at 13:07 +0000, Fons Adriaensen wrote:
> > > [4]
> > > 
> > > You can't apply a soundcard mixer gain change at some exact
> > > point in a sample stream. So you can't change the master
> > > gain and change your internal scaling to compensate at
> > > exactly the same time. There will always be a glitch.
> > 
> > That's the important point. And because look ahead for a realtime
> > livestream is impossible without a time machine, you need to lower the
> > level with a guess about the needed headroom, before you increase the
> > other level, assumed we are near at margin of full scale.
> 
> Or is it possible for software to be that fast, that it doesn't matter?
> Perhaps a look ahead is possible?

I know it anyway would cause a glitch, but perhaps that the volume can't
be set at an exact point is for consumer usage quasi inaudible?



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