On Mon, 14 Mar 2005 00:22:45 -0500, Daniel Phillips <[EMAIL PROTECTED]> wrote:

> The case for YUV->RGB hardware has to be made a _lot_ more clearly.  Can
> somebody state this in terms of algorithms and data paths please,
> instead of just anecdotes?

It's basically a matrix multiply, but it's really no big deal, because
some of the multiplies are by powers of two or the sum of two powers
of two.

> 
> Also, why does the video even have to be converted YUV->RGB and back
> again?  Why not make the color model a property of the window and have
> the video controller skip the RBG->YUV conversion if the window is
> already in YUV?

This limits the number of places where a conversion must occur.  We
need only two, the host interface, and the video controller.
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