[FFmpeg-user] Extracting frames from 59.94 FPS video - only every other frame is different

[Carl Eugen Hoyos]

2017-12-04 14:41 GMT+01:00 Moritz Barsnick <barsnick at gmx.net>:
> On Mon, Dec 04, 2017 at 14:29:25 +0100, Carl Eugen Hoyos wrote:
>> 2017-12-04 14:25 GMT+01:00 Moritz Barsnick <barsnick at gmx.net>:
>> >       clear (to me) from the docs.
>>
>> Which one?
>
> The decimate filter's practical use isn't clear to me from the docs.

It is an essential part of one of the inverse telecine filter-chains,
the one that includes the fieldmatch filter (that never drops a
frame and therefore cannot really inverse-telecine by itself).

Carl Eugen