[FFmpeg-user] Seeking smart decomb filter

Paul B Mahol onemda at gmail.com
Wed Jan 20 13:17:06 EET 2021

Motion compensation does not work that way.

On Wed, Jan 20, 2021 at 2:45 AM Mark Filipak (ffmpeg) <markfilipak at bog.us>

> Hello All,
> I seek a decomb filter that operates on H/2 number of line pairs: lines i
> & i+1 (where i=0..H/2-1),
> by aligning edges in the two lines at x = delta-x(edge)/2 (i.e. the
> median). The ideal filter would
> differentiate overall motion due to panning versus local motion due to
> local object motion.
> Pan-combing on the left & right edges is acceptable but it would be a
> great bonus if the filter
> performed blend on those edges with the blending radius equal to one-half
> the pan-comb.
> Vertical, line-pair-to-line-pair processing is not needed or desired.
> Frame-to-frame processing is not needed or desired.
> I have been trying a great number of filters based on their names and what
> is in the documentation.
> The best I've found so far is pp=linblenddeint but it obviously doesn't
> align edges via the edge
> median and it obviously isn't aware of pan-combing versus
> object-motion-combing.
> Any suggestions are very welcome. If I find this filter I will post a link
> to a 60FPS telecined
> video that will amaze everyone -- better than anything that Cuda can do.
> -Mark.
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