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[Caml-list] doing MMX through ocaml
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Date: 2005-11-18 (19:22)
From: Ken Rose <kenrose@t...>
Subject: Re: [Caml-list] doing MMX through ocaml
Brian Hurt wrote:

> I'm pretty sure you need at least SSE for MPEG.  The core function is an
> 8x8 2D FFT.  You *might* be able to do in fixed point (and thus in MMX),
> but the SSE version would be a lot easier to get right.

It's actually an 8x8 Discrete Cosine Transform.  It can be done in fixed
point.  IIRC, you need 18 bits.

 - ken