doc/filters: remove redundant example

Newer example in blend from f80b475 is faster and simpler.

Signed-off-by: Lou Logan <lou@lrcd.com>
This commit is contained in:
Lou Logan 2016-02-16 08:49:49 -09:00
parent 55cada3010
commit ddc9a587f9

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@ -7526,12 +7526,6 @@ the @ref{vignette} filter):
@example
geq=lum=255*gauss((X/W-0.5)*3)*gauss((Y/H-0.5)*3)/gauss(0)/gauss(0),format=gray
@end example
@item
Diagonal split screen to compare filter effect:
@example
ffmpeg -i input -filter_complex "[0:v]geq=lum=if(gt(X\,Y*(W/H))\,255),format=gray[alpha];[0:v][alpha]alphamerge,curves=preset=color_negative[filtered];[0:v][filtered]overlay" output
@end example
@end itemize
@section gradfun