[FFmpeg-devel] [GSoC] Motion Interpolation

[Davinder Singh]

On Thu, Aug 25, 2016 at 8:03 PM Michael Niedermayer <michael at niedermayer.cc>
wrote:

> [...]
>
> why do these not try predictors like epzs / umh ?
> i guess some paper doesnt say exlpicitly it should be done
> but really it should be done for all predictive zonal searches IMO
>

this should be in different patch. no?
yeah, the paper doesn't specify use of predictors. i thought DS and HEX are
just new efficient patterns.


>
> [...]
> AVOption is not compatible with general enums, as C does not gurantee
> them to be stored in an int, it just happens to work on most platforms
>
> [...]
> with this style of smoothness cost you likely want to make an exception
> for the 0,0 vector (giving it the same "penalty" as the median or even
> very slightly less)
> This would normally be implemented by not adding the penalty on
> the 0,0 perdictor check but as its implemented in the compare function
> itself it would need a check
> i think it would slighty improve quality. Of course if it does not then
> ignore this suggestion
>
> also i will apply this patchset once the issues raised here are fixed
> if noone objects, its much easier and more efficient to work in main
> git than on top of a growing patch
>
> Thanks
>
> [...]
>
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Republics decline into democracies and democracies degenerate into
> despotisms. -- Aristotle
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