[FFmpeg-user] exact start/end extraction of an .mp4

[Carl Eugen Hoyos]

Tom Horsley <horsley1953 <at> gmail.com> writes:

> I have read that you can use -ss time before the -i inputfile
> to do the seek to keyframe, then -ss time again after the
> input file to seek to a frame exact time.
> 
> It never worked for me on screwy files with seemingly busted
> timing

Did you report this?
Could you point me to a sample, I don't remember atm.

Carl Eugen