[FFmpeg-user] mp4 concat demuxer problem

Carl Eugen Hoyos cehoyos at ag.or.at
Mon Apr 28 22:57:00 CEST 2014

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

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