[FFmpeg-user] ffprobe frame rate / time base
Carl Eugen Hoyos
ceffmpeg at gmail.com
Wed Aug 24 10:59:19 EEST 2016
2016-08-24 9:35 GMT+02:00 Erik Dobberkau <erik.dobberkau at gmail.com>:
> 2016-08-24 8:04 GMT+02:00 Carl Eugen Hoyos <ceffmpeg at gmail.com>:
>> I believe there is an issue, I opened ticket #5794.
> Okay. Should we continue the discussion on the ticket then, or here?
> I will try to supply you with as much information as I can get hold of.
Which information do you think is missing?
>> There are at least two reasons why your above assumption is not
>> generally correct: There are two ways to do interlaced encoding for
>> h264 (paff and mbaff), the - quality-wise - best h264 encoder only
>> supports mbaff and the issue you see is most likely paff-related.
>> I usually see paff-encoded material in mpegts (how did you record
>> the sample?) and for mpegts, the correct 25fps are shown.
> Meanwhile, can you point me to tools which allow me to extract and
> inspect the TS the way you did?
I only used FFmpeg on random samples, I am currently away from a
DVB 1080i source.
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