[FFmpeg-devel] [PATCH] [PATCH] lavfi: add inverse telecine filter
Carl Eugen Hoyos
cehoyos at ag.or.at
Wed Mar 11 08:12:16 CET 2015
Timothy Gu <timothygu99 <at> gmail.com> writes:
> > This is an exact inverse of the telecine filter
> > unlike previously existing pullup and fieldmatch
> > ones.
> What's the difference between the three seemingly
> similar filters?
The other two are similar (speed and license are
different): They try to detect the telecined
frames and reconstruct the original progressive
stream even if cuts were made. They sometimes miss
This filter does not detect anything, it applies a
fixed pattern to the input stream: It fails very
badly if the input was cut (and the pattern
changed), it works perfectly for streams that
contain a constant pattern.
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