2018-05-29 20:40 GMT+02:00, André Hänsel <[email protected]>: > I'd like to get the media info, specifically the duration, with ffmpeg (not > ffprobe). > > I can parse this from the "Input" output: > >> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4': >> Metadata: >> ... >> Duration: 00:00:33.41, start: 0.000000, bitrate: 5778 kb/s > > The videos in question have their moov atom at the beginning. I'd like > ffmpeg to read as little as possible from the video (I'm reading over a slow > network). > > According to -v trace, the command `ffmpeg -I test.mp4 -f null -` reads the > whole file (24 MB), which makes sense. I brought it down to 4 MB with > -frames:v 0. > > Does anyone know if I can disable even more of the decoding? I think most of > the information displayed is contained in the moov atom, which is only about > 2 kB large.
You can play with "ffmpeg -probesize 1000 -i input" and try different values (possibly also for "-analyze-duration"). Carl Eugen _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
