you might want to try also specifying the input framerate. something like
> ffmpeg -r 30 -f image2 -i C:\test\foo-%05d.jpeg -r 30 -s 640x360 > C:\test\final.mp4 > On Mar 5, 2015, at 3:02 PM, dreamer92 <[email protected]> wrote: > > Hi, > > I have a very interesting question i think, i did a simple test. > > first step : i extract images from a little video (duration : 1 minute and 4 > seconds ) : > ffmpeg -i C:\test\video.mp4 -r 30 -s 640x360 -f image2 C:\test\foo-%05d.jpeg > > second step : i want to rebuild the initial video with these extracted > images with same parameters: > ffmpeg -f image2 -i C:\test\foo-%05d.jpeg -r 30-s 640x360 C:\test\final.mp4 > > Special result : Initial video (video.mp4) duration was 1 minute and 4 > seconds and new video generated (final.mp4) duration is 1 minute and 17 > secondes : the new video is longer and the new film seems slightly slower > than the initial video. > > My question : Is it possible to get exactly the same film like initial (same > duration , same speed) rebuilding the video from its exctrated images ? > > > > > > > -- > View this message in context: > http://ffmpeg-users.933282.n4.nabble.com/Extract-Images-from-video-and-rebuild-video-with-these-image-tp4669497.html > Sent from the FFmpeg-users mailing list archive at Nabble.com. > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
