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Old 20th January 2009, 17:13   #7950  |  Link
madshi
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Join Date: Sep 2006
Posts: 9,140
Quote:
Originally Posted by asc28 View Post
Wouldn't adding +Xdb and then subtracting the same -Xdb value to a PCM track return the same data?
No. Because volume change is done in floating point, while PCM is integer. Conversion from floating point to integer is not lossless.

Quote:
Originally Posted by asc28 View Post
And hopefully, I can assume, every channel in the decoded ArcSoft track is too soft by the same amount?
Yes. Furthermore with some tracks decoding doesn't work properly at all (distortion). If that is the case, you'll easily notice that on a quick check, though.
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