In article <37791cc4@news.povray.org>, par### [at] fwi com 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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