[FFmpeg-user] acv file for curves filter

Clément Bœsch u at pkh.me
Mon Nov 2 17:24:18 CET 2015

On Mon, Nov 02, 2015 at 12:37:25PM +0100, Michael Koch wrote:
> Hi all,
> I've just tested the "curves" filter. It works fine with a *.acv file which
> was created by Photoshop.
> ffmpeg -i input.jpg -vf curves=psfile="curves.acv" output.jpg
> But it fails when I try to make the *.acv file with GIMP. Is it possible to
> export the *.acv file from GIMP ?

See http://trac.ffmpeg.org/ticket/4858

The curves format of GIMP seems to require some sort of lisp interpreter,
which makes it kind of a pita to handle. Patch welcome I guess.


Clément B.
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