[FFmpeg-devel] [PATCH] lavfi: add xbr filter

Michael Niedermayer michaelni at gmx.at
Fri Nov 7 18:23:43 CET 2014


On Tue, Nov 04, 2014 at 12:26:27AM +0530, arwa arif wrote:
> Okay. I would try to complete it by tomorrow.

any news about this ?
i know this isnt trivial to update to the other reference ...


>
> On Mon, Nov 3, 2014 at 8:02 PM, Stefano Sabatini <stefasab at gmail.com> wrote:
>
> > On date Monday 2014-11-03 12:09:50 +0530, arwa arif encoded:
[...]
> > So we have:
> > C++, 2xBR v3.3b, LGPL
> >
> > http://sourceforge.net/p/paintown/code/HEAD/tree/trunk/src/util/graphics/sdl/xbr.cpp
> >
> > C++, 2xBR v3.3b, GPL
> >
> > https://github.com/yoyofr/iFBA/blob/master/fba_src/src/intf/video/scalers/xbr.cpp
> >
> > The former is clearly a copy&paste from the latter, so that should be
> > used as reference.
> >
> > paintown code was relicensed to GPL with Hyllian's consent, so we
> > should be able to do the same (if licensing is a concerns, which
> > probably isn't for such a fringe filter).
> >
> > Algorithm description can be found here:
> >
> > https://web.archive.org/web/20140904180543/http://board.byuu.org/viewtopic.php?f=10&t=2248
> >
> > (note: it was down the last time I checked).
> >
> > NOTE: since both are games/emulators, I suppose it won't be easy to
> > make them generate a reference output, so we should rely on comparing
> > the output generated by the filter with some output found on the web.
> >
> > @arwa: are you willing to readapt your xbr filter to make use of
> > Hyllian's code?
> > --
> > FFmpeg = Freak and Frightening Maxi Powered Enhancing Gangster
> > _______________________________________________
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> >
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-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Good people do not need laws to tell them to act responsibly, while bad
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