[FFmpeg-user] Mjpeg mp4 concat issue

Carl Eugen Hoyos cehoyos at ag.or.at
Wed Sep 11 14:23:32 CEST 2013

balasubramanya <bbalu123 <at> rediffmail.com> writes:

> I am new to this forum but old user of ffmpeg.

A few remarks:
Always test current git head before asking for 
Always post the command line together with the 
complete, uncut console output.

> ffmpeg.exe -i "concat:1.mp4|2.mp4"

You cannot concatenate mp4 files using the 
concat protocol, there are a filter and a 
demuxer that are supposed to support such 
streams, see:

Carl Eugen

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