[FFmpeg-user] ffmpeg treats m4v as container not elementry video format

Carl Eugen Hoyos cehoyos at ag.or.at
Tue Jan 22 14:33:59 CET 2013

Yogesh Tyagi <yogesh.bit2006 <at> gmail.com> writes:

> I tried to extract video elementary stream from a 3gp file
> ./ffmpeg -i Nachde+Punjabi-Ajab+Gazabb+Love.3gp -vcodec copy temp.m4v

> What format should I use so that I get mpeg4 video elementary stream.

You have to use -f m4v to choose the right format:
$ ffmpeg -i input -vcodec copy -f m4v out.m4v

(The reason is probably that more people need iDevice output 
than MPEG-4 elemetary stream.)

Carl Eugen

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