[Mp4-tech] MP4 file format?

[Dave Singer]

At 10:13 AM +0800 2/24/04, William Tsang{RPI Alum} wrote:
>Thanks Sal & Mike for the replies.
>I am looking at the QuickTime File Format now, hope that will help 
>me to prase thru MP4 soon :)
>By the way, is it true that the ISO/IEC 14496-14 is not free to 
>download anymore?
>thanks all
>Will

The QuickTime file format is remarkably similar but is NOT the same 
as MP4.  You cannot, for example, rename files between the two and 
have it work.
Was part 14 ever free to download?
>
>Tuccitto, Sal wrote:
>
>>Will,
>>
>>The .mp4 file format is described in two places:
>>
>>1. ISO/IEC 14496-1 available from ansi.org
>>2. Inside QuickTime: QuickTime File Format available from apple.com
>>
>>Hope this helps,
>>
>>Sal Tuccitto
>>Chipwrights, Inc.
>>
>>-----Original Message-----
>>From: William Tsang{RPI Alum} [mailto:tsangw alum.rpi.edu]
>>Sent: Monday, February 23, 2024 4:00 AM
>>To: mp4-tech lists.mpegif.org
>>Subject: [Mp4-tech] MP4 file format?
>>
>>
>>Hi all
>>I would like to ask if there are any sites that explain the .mp4 
>>file format?  Not just the structure of a .mp4 file, but like 
>>telling you from what bytes represent what kind of 
>>information...etc.
>>I know .mp4 is not a simpel video file but instead a file container 
>>that have both video and audio files inside it.
>>I am trying to write a function that will parse the .mp4 file and 
>>locate  the video & audio data.  But i can't find the .mp4 file 
>>header anywhere.....:(  Thanks in advance guys !!!!!!
>>Will
>>
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>
>
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-- 
David Singer
Apple Computer/QuickTime