Re: convolution vs. transform

Allen Akin <[email protected]>
Newsgroups gmane.comp.freedesktop.xserver
Message-ID <[email protected]> 
On Mon, Jan 26, 2004 at 02:20:27AM +1100, Jaymz Julian wrote:
| a) Which would be considered the correct order to do things in, 
| convole -> transform -> composite, or transform -> convole -> composite?

Sometimes the two steps can be combined, and sometimes no filtering is
necessary, but in general you need to filter before transforming.

A good introduction to this sort of thing is "Digital Image Warping" by
George Wolberg.

Allen
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