[FFmpeg-devel] [PATCH] avfilter: port pullup filter from libmpcodecs

[Paul B Mahol]

On 9/17/13, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Paul B Mahol <onemda <at> gmail.com> writes:
>
>> On 9/17/13, Carl Eugen Hoyos <cehoyos <at> ag.or.at> wrote:
>> > Paul B Mahol <onemda <at> gmail.com> writes:
>> >
>> >> > I believe it would be useful if the filter sets the reduced
>> >> > framerate (or timebase?) on initialization, this would make
>> >> > users' lives easier.
>> >>
>> >> But to what? Content can be mixed, and than you have no more
>> >> cfr output.
>> >
>> > I thought that if you feed mixed 24000/1001 progressive and
>> > 30000/1001 telecined content into pullup the output is cfr...
>> > (and that is how mencoder -fps ... -ofps 24000/1001 works imo.)
>>
>> But pattern can change too.
>
> Could you elaborate?

If pattern change, fps changes too.