[MPlayer-dev-eng] New noise filter from ffdshow

Michael Niedermayer michaelni at gmx.at
Sun Aug 11 12:36:38 CEST 2002


Hi

[...]
> On Sunday 11 August 2002 10:01, Jindrich Makovicka wrote:
> > On Sat, Aug 10, 2002 at 12:36:16PM +0200, Arpi wrote:
> > > Hi,
> > >
> > > > I tried to modify vf_noise to add a moving temporal average of the
> > > > noise from several consecutive timesteps and for about three or four
> > > > steps the noise looks (imo) very similar to the dx50 film effect.
> > > > It's pretty cpu-intensive though.
> > >
> > > where is the patch? :)
> >
> > ok, i cleaned it a bit, here it goes. it doesn't look completely the same
> > as dx50 but i think it's better than the original temporal noise. there
> > are no mmx optimizations, as i don't know to code it (and especially the
> > twisted at&t syntax)
ok mmx and c versions optimized, rounding is a bit different now though, 
perhaps u want to check that the quality is still ok after my optimizations 
...

[...]

Michael



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