[FFmpeg-devel] [PATCH] Port gradfun to libavfilter (GCI)

Nolan L nol888
Wed Dec 8 21:12:38 CET 2010

On Tue, Dec 7, 2010 at 2:13 PM, Stefano Sabatini <
stefano.sabatini-lala at poste.it> wrote:

> is this -((-foo)>>bar) required? (why not simply foo>>bar)?

The double negation was the way that the code in mplayer worked. Without
knowing why it was originally like that, I am hesitant to change it now.

useless (well technically it is not yet clear the semantics of video->w,h)

I saw this code from another filter which used a similar rendering
technique; should I remove it?

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