[FFmpeg-devel] [PATCH 1/2 v2] delogo: Use weighted interpolation

Stefano Sabatini stefasab at gmail.com
Mon Jul 1 09:39:20 CEST 2013

On date Thursday 2013-06-27 23:12:45 +0200, Stefano Sabatini encoded:
> On date Wednesday 2013-06-26 14:50:37 +0200, Jean Delvare encoded:
> > The original delogo algorithm interpolates both horizontally and
> > vertically and uses the average to compute the resulting sample. This
> > works reasonably well when the logo area is almost square. However
> > when the logo area is significantly larger than high or higher than
> > large, the result is largely suboptimal.
> LGTM and nice idea.
> Another possibility would be to consider generalized barycentric
> coordinates with respect to the logo rectangle vertexes, but this
> would be a completely different algorithm.
> I assume that the algorithm has been tested, and will push it in a day
> (or let Michael push it) if there are no other comments.

FFmpeg = Forgiving and Fabulous Merciless Portable Ecletic Gnome

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