Re: Container for H.264 codec

On Fri, Apr 21, 2006 at 06:49:33PM +0200, Richard S. wrote:
> Hi,
> mp4(ftyp mp41 or mp42) and mov(ftyp qt  ) are not the same. You could
> say  ISO base media file format(ftyp isom) is more ore less the same as mov.
> Most  files around that claim to be a mp4 file (ftyp mp41/2) are b0rked,
> because the IOD and BIFS/OD Track is missing or incomplete.
> 
> Ok, with most files around it doesn't make a difference,if there is a
> BIFS or OD Track, they will be displayed right. But in a spec compliant
> mp4 file have to be a BIFS/OD Track and IOD.
> 
> There are simply no(or less) mp4 player around. Most player around are
> more or less mov/ISO base media file format player.
> If you want to display a mp4 file with a more complex scene, you will
> need a mp4 player(like Osmo4) - not a mov player.
> 
> Just my opinion

All of this technical mumbo-jumbo is irrelevant. The exact same code
plays both mov and mp4 files with minimal special-casing for which one
is being played. Thus they are the same format.

Rich