Altivec IDCT

Jeffrey W. Baker jwbaker at
Mon Sep 10 17:29:28 CEST 2001

On Sun, 9 Sep 2001, Michel Lanners wrote:

> Also, you might want to look at Apple's example code, available publicly
> on their site (look under developper support, example code, Altivec
> technology somewhere); IIRC, they have a comparative implementation of
> three or four IDCT's producing (quoting) 'identical results', one of
> which is in floating point. I.e. they seem to have an integer
> implementation that has the same precision as the fp one.
> Not sure about their license re. integrating this into vlc...

Apple's example code says that you can use the code for anything,
including redistribution and integration, as long as it does NOT bear
Apple's name anywhere.


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