detelecine
ffmpeg
frameinfo
yadif
MPlayer documentation
https://en.wikipedia.org/wiki/Three-two_pull_down
https://github.com/kfrn/ffmpeg-things/blob/master/inverse_telecine.md
https://amiaopensource.github.io/ffmprovisr/#inverse-telecine
https://ffmpeg.org/ffmpeg-filters.html#showinfo
https://ffmpeg.org/ffmpeg-filters.html#fieldmatch
https://ffmpeg.org/ffmpeg-filters.html#yadif-1
https://ffmpeg.org/ffmpeg-filters.html#decimate-1
Detelecine DVD:
ffmpeg -i dvd_copy.mpg -vf pullup,dejudder,fps=24000/1001 dvd_copy.mkv