[FFmpeg-user] How to concatenate multiple mp4 files without re-encoding to an intermediate format

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Aug 31 12:21:19 CEST 2012

Rares Pop <raresp <at> axz.ro> writes:

>> I have tried -i concat: file1|file2, also concatenated the 
>> actual files and tried to run ffmpeg with copy on
>> video and audio codecs. No luck.
> Command line and complete, uncut console output missing.
> ffmpeg -i file1.mp4 -i file2.mp4 -vcodec copy -acodec copy

This does not look as if you are using the concat protocol.

(It is possible that it simply does not work, but testing 
is easier for me if you provide an actual command line.)

Carl Eugen

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