[Libav-user] formats that support variable frame rate

Carl Eugen Hoyos ceffmpeg at gmail.com
Mon Jan 23 15:48:51 EET 2017

2017-01-23 6:00 GMT+01:00 YIRAN LI <mrfun.china at gmail.com>:
> Could anyone help to sort out among following formats, which ones
> support variable frame rate so that video frames in the file can have
> variable duration?

> DV

I am quite sure that dv does not support vfr, see also ticket #6082.

Assuming your question is related to mov:
mov of course does support vfr, but FFmpeg's  implementation is
unable to produce valid vfr mov files.

Carl Eugen

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