[FFmpeg-user] ffmpeg ignores duration and skips concat images

[Carl Eugen Hoyos]

Christian Ebert <blacktrash <at> gmx.net> writes:

> > And please remove the fps filter if you want 
> > input frame rate == output frame rate, it 
> > cannot help here (but may hurt).
> 
> Why may it hurt?

See ticket #2674 (iirc, the op had one frame eaten by 
the filter) and ticket #1578 for the counter-example.

Carl Eugen