[MPlayer-dev-eng] [PATCH] "turbo" mode
Guillaume POIRIER
guillaume.poirier at ifsic.univ-rennes1.fr
Wed Sep 15 16:57:37 CEST 2004
Hi there,
Le mer 15/09/2004 à 01:21, Diego Biurrun a écrit :
> Guillaume POIRIER writes:
> It does sound cute. Maybe it would not be bad to call it turbo,
> though, since it is inspired by the XviD turbo mode and supposedly
> does the same thing. Then again.. who cares ;-)
Yeah, I thought about calling it turbo, but at the time I wrote the
patch, it wasn't as fast as XviD's "turbo", hence "quicky".
But now, XviD is blown away by lavc, as first pass is running at 60fps!
I changed on my patch "quicky" to "turbo", but maybe we should look for
a really bad-ass name! ;-)
You know, something like "Hyper-fast" our "turbo64" ;-)
With really CPU-hungry options, like qns=3, it reduces by more than 45%!
So here's the PSNR comparison on 2nd pass:
without turbo:
PSNR: Y:42,09, Cb:43,18, Cr:43,06, All:42,41
with turbo:
PSNR: Y:42,08, Cb:43,16, Cr:43,05, All:42,39
> > ... Then, Diego will ask for a manpage patch ;-)
>
> Consider my duty fulfilled ;-)
On attached patch
Regards,
Guillaume
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