[FFmpeg-devel] [PATCH] Use signed version when putting and clamping pixels in VC-1

Christophe GISQUET christophe.gisquet
Wed Nov 14 21:25:10 CET 2007

Christophe GISQUET a ?crit :
> trivial patch for P and B frames cases, roughly 2% speed-up (with the MC
> patch applied, otherwise it'd have been less impressive :)
> I frames can also benefit for the same optimization, but this seems only
> conditional (probably needing adapting more deeply other functions).
> Therefore I think it would belong to another patch.

And I still manage to screw that up: first hunk is rather useless.
Updated patch attached...

Best regards,
Christophe GISQUET
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