[FFmpeg-user] Keeping A/V sync during telecine

Carl Eugen Hoyos ceffmpeg at gmail.com
Sat Dec 30 21:13:52 EET 2017

2017-12-29 22:03 GMT+01:00 Carl Zwanzig <cpz at tuunq.com>:

> cpz at video-proc-0:/mnt/videofiles % ffmpeg -r ntsc-film -i INPUT.vob

Sorry for missing this!

You cannot force an input frame-rate for variable frame-rate files,
or to say it differently, you can but it must lead to av-desync.

In general, you should never force an input frame-rate unless
you have a particular reason and know what you are doing.

Carl Eugen

More information about the ffmpeg-user mailing list