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Dailydave: Re: Question of the day: iTunes + Watermarking?

Re: Question of the day: iTunes + Watermarking?

From: Dave Korn <dave.korn_at_artimi.com>
Date: Wed, 12 Jul 2006 10:35:41 +0100

On 11 July 2006 20:31, Michael Spath wrote:

> On 7/10/06, Steve Tornio <steve_at_vitriol.net> wrote:
>
>> I followed the exact same procedure, on my PowerBook
>> and a co-worker's Mac Mini, and received identical results.
>> I don't know why the resulting hash is different from yours.
>
> Extracting the same audio track with different drives often give
> different files, although with the same size. If both extraction
> went fine, the same data will be in the file, but shifted and
> padded with zeroes. This comes from the fact that the CD-DA
> Red Book does not clearly specifies where audio starts, thus
> different drive manufacturers did implement different drive
> offsets (both on reading and writing).

  We're not talking about ripping audio from CDs. We're talking about
converting iTunes files to WAVs. No ambiguity about where _they_ start and
end.

    cheers,
      DaveK

-- 
Can't think of a witty .sigline today....
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