Thanx for your input. I did not know the -itsoffset flag. I think my problem was that I was trying to save the recoding via the copy class. What ended up working for me was this.
/usr/local/bin/ffmpeg -y -loglevel panic -ss 1.161397 -i 3.mp4 -t 15 _3.mp4 I could not make the itsoffset flag do the trick. Kind regards Jesper 2015-08-29 15:49 GMT+02:00 Carl Eugen Hoyos <ceho...@ag.or.at>: > Jesper Taxbøl <jesper <at> taxboel.dk> writes: > > > I am trying to sync two videos recorded > > simultaniously from a stereo setup. > > This should work with -itsoffset and specifying the > input file twice, something like (untested): > $ ffmpeg -i A.mp4 -itsoffset 0.75 -i A.mp4 > -map 0:0 -map 1:1 -codec copy out.mp4 > > Carl Eugen > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > -- Jesper Taxbøl +45 61627501 _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user