metadata fun
Kevin Marks
cc at mediagora.com
Fri Jul 22 11:18:59 EDT 2005
On Jul 21, 2005, at 9:53 PM, Mark Fallu wrote:
> On 7/22/05, Lucas Gonze <lgonze at panix.com> wrote:
>> And throw in the fact that the QT java library only runs on Win* and
>> MacOSen and you've captured the reason why web apps to manipulate
>> Quicktime don't exist.
>>
>> - Lucas
>
> While the codecs etc of quicktime are closed - isn't the file format
> and atom structures an open specification?
Yes, has been for 15 years
http://developer.apple.com/documentation/QuickTime/QTFF/index.html
> What I am thinking of is that there could be levels of support by web
> apps of quicktime.
>
> Obviously transcoding from one format to another is a bit much to
> expect at this point - but would it be possible to just edit the
> metadata of the quicktime files and leave the rest of the content
> untouched?
Possible but a little tricky due to the need to adjust subsequent
offsets. You would almost certainly need to rewrite the file, unless
you wanted to make a reference movie that pointed into the original
file.
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