[FFmpeg-devel] Incorrect fps on an .mp4 file; sample file provided
Wed Sep 3 03:00:34 CEST 2008
On Wed, Jul 16, 2008 at 06:13:11PM +0300, Alexander Kanavin wrote:
> ffmpeg reports an incorrect fps on some .mp4 files I have (they were made
> with Nokia mobile phones):
> alex at alex-laptop:~/ffmpeg-checkout-2008-07-10$ ./ffmpeg -i
> FFmpeg version SVN-r14147, Copyright (c) 2000-2008 Fabrice Bellard, et al.
> libavutil version: 49.7.0
> libavcodec version: 51.60.0
> libavformat version: 52.17.0
> libavdevice version: 52.0.0
> built on Jul 10 2008 18:01:31, gcc: 4.2.3 (Ubuntu 4.2.3-2ubuntu7)
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/home/alex/public_html/1209.mp4':
> Duration: 00:00:12.94, start: 0.000000, bitrate: 2439 kb/s
> Stream #0.0(und): Video: mpeg4, yuv420p, 640x480 [PAR 1:1 DAR 4:3],
> 30000.00 tb(r)
> Stream #0.1(und): Audio: mp4a / 0x6134706D, 48000 Hz, mono
> Must supply at least one output file
> The fps is off by a factor of 2000, the correct fps is about 15. This
> breaks for example -framedrop in mplayer. Quicktime reports the fps correctly.
I cannot see any fps value reported by ffmpeg
besides this is not the correct place to report issues, this is the
developer mailing list
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Frequently ignored awnser#1 FFmpeg bugs should be sent to our bugtracker. User
questions about the command line tools should be sent to the ffmpeg-user ML.
And questions about how to use libav* should be sent to the libav-user ML.
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