[FFmpeg-user] mp4 concat demuxer problem

[Carl Eugen Hoyos]

Konrad Karl <kk_konrad <at> gmx.at> writes:

> I tried to concatenate a few movies (h264/aac mp4, 
> all produced by kdenlive/melt using the same rendering 
> settings) 

(The files have very different bitrates, are you sure 
they were produced with the same settings?)

> using the concat demuxer like this on Fedora 20 x86_64:
> 
> ffmpeg -f concat -i concat-test -c copy out.mp4
> 
> The output file fails to play after the first input file

I opened ticket #3600, thank you for the report!

Carl Eugen