[FFmpeg-user] Joining mp4 files did not yield the expected file

[Reindl Harald]

Am 29.12.2015 um 20:44 schrieb jd1008:
> Command:
>
> ffmpeg \
> -i Discourse_1_Part_1.mp4 \
> -i Discourse_1_Part_2.mp4 \
> -i Discourse_2_Part_1.mp4 \
> -i Discourse_2_Part_2.mp4 \
> -i Discourse_3_Part_1.mp4 \
> -i Discourse_3_Part_2.mp4 \
> -strict -2 -y All_Discourses.mp4
>
> Yielded a result much smaller than expected (in size) and
> when played, does not contain the contents of all the parts.

that can not work by defintion
https://trac.ffmpeg.org/wiki/Concatenate

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