[FFmpeg-user] filter for changing frame rate
Paul B Mahol
onemda at gmail.com
Mon May 13 14:40:03 EEST 2019
On 5/13/19, Daniel Oberhoff via ffmpeg-user <ffmpeg-user at ffmpeg.org> wrote:
>> You can not.
> I am curious what exactly the hindrance is. As I understand at least mp4
> there is not really a concept of frame rate in the file and in theory every
> frame can have a different „rate“, defined solely by pts. So in theory pts
> should be all you need. Where am I going wrong in my understanding, and what
> exactly are the problems in ffmpeg that would arise?
frame rate is only metadata number, pts defines real frame rate.
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