[FFmpeg-user] Repeating image tiles

Nicolas George nicolas.george at normalesup.org
Thu May 30 19:04:44 CEST 2013

Le primidi 11 prairial, an CCXXI, Molly Millions a écrit :
> I use the following command line to convert flv movies to mp4 and also
> create a 10x9 image tile. Each tile gets written at 2 second intervals, so
> a full image tile should be written after every 3 minutes. My problem is,
> that with the followinging 9 minute video, ffmpeg creates a lot (100+) of
> repeating (md5 sums match) tiles. Any idea what might be the problem?

Since you are using the select filter, it is probably the image2 muxer
behaving in constant frame rate. Try adding -vsync vfr.


  Nicolas George
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 198 bytes
Desc: Digital signature
URL: <http://ffmpeg.org/pipermail/ffmpeg-user/attachments/20130530/00bf855b/attachment.asc>

More information about the ffmpeg-user mailing list