In article <37791cc4@news.povray.org>, par### [at] fwicom wrote:
>Hm... you're right.  PNG can use filters before compression, but none of
>them is a DCT.  I was sure I had read an article on PNG long ago in Dr. 
>Dobbs' Journal that went into great detail about DCT.  I wish I still 
>had the magazine.

There are bunches of articles I wish I still had from DDJ. I've been
thinking about getting their CD-ROM. It goes back to 1998.
(http://www.ddj.com/)

Jerry

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