[FFmpeg-user] Seeking smart decomb filter

[Paul B Mahol]

On Wed, Jan 20, 2021 at 10:45 PM Mark Filipak (ffmpeg) <markfilipak at bog.us>
wrote:

> On 01/20/2021 06:17 AM, Paul B Mahol wrote:
> > Motion compensation does not work that way.
>
> Thank you, Paul. Yes, I knew that. I'm not seeking motion compensation.
> Kindly reread my filter
> features and suggest what comes closest. What I seek simply works on
> pixels. I'm relying on your
> experience (and perhaps the experiences of others here).
>

Have you tried nnedi or estdif filters? Both are intra only deinterlacers.


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