This link will explain to you all the secrets of coping sections of videos: https://youtu.be/hElDsyuAQDA?t=729
Gracias por su atención. [image: foto+carn%C3%A9+copy.png] Antonio Cambronero García 46470 Catarroja (Valencia) ✉ [email protected] *☎** 696 01 41 41* El jue., 27 ago. 2020 a las 6:53, Jim DeLaHunt (<[email protected]>) escribió: > On 2020-08-26 19:50, James Sundquist wrote: > > I'm looking to copy sections of example.mp4 > > > > Ideally this would be by time stamp. Perhaps the time stamps are noted > in > > a text file. > > > > Example as minutes:second > > 0:20 - 0:40 as a an mp4 with title "Exercise 1" > > 0:40 - 0:59 as an mp4 with title "Exercise 2" > > 0:20 - 0:59 as an mp4 with title "Primary Exercises" > > > Hello, James. Fortunately, this is pretty easy to do. Have you read the > FFmpeg documentation[1] yet? > > Look up the main command line options `-ss` and `-to` [2]. If your input > file is `example.mp4`, then the commands will be like: > > ffmpeg -i example.mp4 -ss 0:20 -to 0:40 exercise_1.mp4 > ffmpeg -i example.mp4 -ss 0:40 -to 0:59 exercise_2.mp4 > ffmpeg -i example.mp4 -ss 0:20 -to 0:59 primary_exercises.mp4 > > Note that `-i example.mp4` says that `example.mp4` is the input video. > The extension `.mp4` tells FFmpeg that the file is MP4 format. `-ss > 0:20` means, "discard the input video until 0 minutes, 20 seconds in, > then start copying to the output video from there. `-to 0:40` means stop > copying to the output video when the input video is 0 minutes, 40 > seconds in. There is documentation on this time duration syntax[3]. > > I do not know of a convenient way to do all these cuts in one invocation > of FFmpeg. There may be a way I don't know about. When I had to solve a > similar problem, I invoked FFmpeg once for each cut. I suggest you use > a spreadsheet to generate this command invocation from your list of > start time durations, end time durations, and output file names. Then > paste the command invocations from the spreadsheet into the command > line. The command line will run them one after the other. > > When you say "time stamps", I assume you mean the elapsed time from the > start of the input video to your desired moment in the video. The > documentation calls them "time durations", and means something else by > "time stamps". > > [1] http://ffmpeg.org/documentation.html > [2] http://ffmpeg.org/ffmpeg-all.html#Main-options > [3] http://ffmpeg.org/ffmpeg-utils.html#time-duration-syntax > > Does this work for you? > —Jim DeLaHunt, software engineer, Vancouver, Canada > > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
