On Monday 27 June 2005 04:57 am, Bryan Mayland wrote:
> Louie Ilievski wrote:
> >I, on the other hand, still have issues.  I just applied this patch to
> > 0.3.6r, and the audio is still quite a bit louder than my 350, but
> > ivtvctl is reporting a volume level very very close to the 350 (58950 for
> > the 350 and 58880 for the 150).
>
>     This is because while they both go from 0-65535, they don't mean the
> same thing to the different chips.
>
> If you set the volume to 58880, you've actually *increased* the volume
> from the default (of +0dB) by +5.5dB.  The cx25840 doesn't have just
> "lower the volume" like the 350 does, it can also amp up the volume.
> 65535 is +18dB, and 0 is -96dB.  If you want the sound to be lower on
> the 150, the volume number has to be lower than the 350.

Oh ok, I didn't know you could change the volume with that patch.  I thought 
it was some fixed value.  I tried changing it using ivtvctl, and it's much 
better.  A value of around 53000 seems to bring it close to my 350's volume, 
but I haven't spent a ton of time trying to get it close.  The problem is 
Myth resets the volume after switching the tuners, so it's always going to go 
right back to the high volume again.  Is there a way around this?  It seems 
that for a specific volume that myth sets, the 150 needs to be set at a lower 
number that corresponds to what it would be for the 250/350 cards.  Thanks 
for this patch though, at least it's controllable now.

~Lou

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