[Ffmpeg-devel] Bug - Framerate limitation for H.264 in .mp4

Michael Niedermayer michaelni
Tue Mar 21 20:15:24 CET 2006


On Tue, Mar 21, 2006 at 05:29:14AM +0000, Tyler Loch wrote:
> I've run into a strange issue (latest ffmpeg CVS) where H.264 clips
> compressed into an .mp4 container with over ~2150 frames give
> QuickTime an error with an "incorrect duration".
> I've tested 2127 frames as fine, and 2180 as broken.
> Encoding for files over that threshold continues, and it seems that
> data is written. mplayer plays back the clip without incident, but
> QuickTime and VLC both have trouble; with QuickTime outright refusing
> to play, and VLC unable to skip through the timeline.
> Tested on Mac OS X 10.4.5, PPC and Intel.

could you provide such a file or _exact_ instructions to create one
(low resolution like 16x16 constant black could be used to reduce size


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