[MPlayer-users] What happened to -af volnorm?

[Nico Sabbi]

On Monday 26 January 2009 09:18:45 Adam Nielsen wrote:
> > I only started using the volnorm filter within the last few
> > months, but have observed the same issues you describe.  I just
> > assumed that the filter was not robust enough to tackle the
> > material I was passing through it, being movies and tv shows, so
> > in the end I pretty much gave up using it.
> >
> > it's interesting to hear that volnorm may have functioned better
> > in the past.  I wonder if the original author may be able to take
> > a look at it.
>
> I hope so, it used to be rock-solid, never heard any clipping at
> all, and made the really quiet bits in movies much easier to hear. 
> Glad it's not just me :-)
>
> > what was the revision that you last knew it to be working in?
>
> That's a tricky question - it was definitely working December 2007,
> and for some time after that.  I would hazard a guess and say it
> was mid-2008 when it stopped working.  I checked the manpage
> thinking there was some option I had to tweak after the upgrade,
> and I noticed that it had new options for different types of volume
> adjustments - I'd never seen those before, so perhaps it broke when
> those new algorithms were introduced?
>
> Cheers,
> Adam.
>

I never used it, but recently I observed some horrible and 
heart-attack distortions of sounds during explosions (and loud sounds 
generally) that previously I didn't notice