change mp4 `ftyp` from `isom` to `mp42`
10,792
Solution 1
try using something like winff to convert the files for you, it has quite a few low-level functions you may be looking for.
Solution 2
ffmpeg could do the job.
ffmpeg -i isom.mp4 -brand mp42 mp42.mp4
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Author by
Aivan Monceller
Updated on September 18, 2022Comments
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Aivan Monceller almost 2 years
Will I be able to change the
ftyp
of an mp4 file?I have two mp4 files and placed it unto media info to see what is the difference. The other mp4 plays on my sansa fuze device while the other does not. The one that is playing has an
ftyp
ofmp42
. The one I encoded usingmegui
usesisom
as its codec id.-
Zombo almost 11 yearsHow did WinFF solve your problem, can you explain?
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