[FFmpeg-trac] #5978(avformat:new): FFprobe calculates timecode wrong with mp4 ntsc framerates
FFmpeg
trac at avcodec.org
Fri Nov 25 12:03:03 EET 2016
#5978: FFprobe calculates timecode wrong with mp4 ntsc framerates
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Reporter: haze.ortner | Owner:
Type: defect | Status: new
Priority: normal | Component: avformat
Version: git-master | Resolution:
Keywords: timecode mov | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by cehoyos):
Replying to [comment:6 haze.ortner]:
> Replying to [comment:5 cehoyos]:
> > It would be 2:58 if the timecode framerate were 60 instead of 59.
>
> I see, the file is straight from a gopro camera using this gear:
> [http://www.syncbac.com/ Timecode Systems Syncbac]
>
> FCXP, Adobe Premiere CC and Vegas reads the timecode right. Vegas can be
off by a frame sometimes.
How can we rule out that they all read the timecode wrong?
> If you shoot in 60fps on the gopro, the syncbac uses 29.97 ND for
timecode.
>
> I have more test files if that helps?
Files with other timecode framerates may help.
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Ticket URL: <https://trac.ffmpeg.org/ticket/5978#comment:7>
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