[Ffmpeg-devel] [PATCH] x264 avc encoding, movenc avcC, ctts

Erik Slagter erik
Sun Feb 19 19:26:33 CET 2006

On Sun, 2006-02-19 at 18:51 +0100, Richard S. wrote:
> Baptiste COUDURIER schrieb:
> > movenc_ftyp.patch
> >
> > which makes ftyp atom always written, 'qt  ' is good for MOV files
> > (according to FCP), 'mp42' is conformed to what ffmpeg produce for mp4
> > files.
> >
> >   
> Maybe "isom" should be used for ftyp? If "mp42" or "mp41" is used, there
> should be a IOD and a  correct BIFS/OD Track in the mp4 file.

Are all of "isom"/"mp42"/"mp41" completely valid mp4 types? If for
instance one of them is obsolete, I'd vote for adhering to the current
standard (be it "isom" or "mp4.")
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