WMA

Bill Eldridge bill at rfa.org
Wed Jun 12 15:54:42 CEST 2002


Bill Eldridge wrote:
> Boris Dorès wrote:
> 
>>On Tue, Jun 04, 2002 at 05:07:44PM (GMT+0200), Laurent Aimar wrote:
>>
>>> I don't think so. WMA ( in fact MS-audio, WMA is a file format) is a
>>>proprietary codec, and I failed to find documentation/implementation about
>>>it. The only thing I know is that wma is derivated from aac, but this is
>>>not enough. If somebody have more information, I am *very* interested.
>>
>>  By the way, Microsoft seems to have finally released the
>>specifications of the asf file format :
>>
>><http://download.microsoft.com/download/winmediatech40/Doc/1.0/WIN98MeXP/EN-US/ASF_Specification_v.1.0.exe>
>>which can be accessed through :
>><http://www.microsoft.com/windows/windowsmedia/WM7/format/asfspec11300e.asp>
>>
>>  hth.
> 
> 
> I seem to remember there being 2 versions of
> ASF, one with a released spec that Microsoft
> didn't actually use, and one with a proprietary
> spec.  Though I thought spec 1.0 was
> the proprietary one and 2.0 was the public
> useless one, but I'm not sure.
> 

I finally found the link I was referring
to, where the author reconstructed 1.0

http://divx.euro.ru/asf-1.0.htm

or

http://avifile.sourceforge.net under Docs


-- 
Bill Eldridge
Radio Free Asia
bill at rfa.org



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