[FFmpeg-user] mp4 encode 1 frame out of sync

Carl Eugen Hoyos cehoyos at ag.or.at
Sun Jan 17 18:45:07 CET 2016

Kevin Wells <kevwells <at> hotmail.co.uk> writes:

> Hi, I am encoding a Quicktime Prores file to mp4 
> using the below settings. In the resulting file, 
> the audio is 1 frame out of sync, audio comes in 
> 1 frame early

How do you test this issue?

Is it only reproducible with x264 or also with 
-vcodec mpeg4 -qscale 2?

Carl Eugen

More information about the ffmpeg-user mailing list