[FFmpeg-user] Remux to a "brand mp42" MP4 file

[Carl Eugen Hoyos]

Tarun singhal <tsinghal18 <at> gmail.com> writes:

> I am responding in continuation this email chain

Which is not a good idea imo.

[...]

> But I downloaded one mp4 video from dolby
> http://download.dolby.com/Content_Download/channelcheck-cXp.mp4
> 
> This video contains eac3 codec, the only diff is its mp4v2.

No, the "difference" is that FFmpeg's mov/isom muxer does 
not contain a function mov_write_eac3_tag() which is 
necessary to write compliant files.

Carl Eugen