Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!ucsd!usc!apple!well!pokey
From: pokey@well.UUCP (Jef Poskanzer)
Newsgroups: comp.lang.postscript
Subject: alphaimage?  colorimage?
Message-ID: <13431@well.UUCP>
Date: 31 Aug 89 23:12:46 GMT
Reply-To: Jef Poskanzer <pokey@well.sf.ca.us>
Organization: Paratheo-Anametamystikhood Of Eris Esoteric, Ada Lovelace Cabal
Lines: 12

I keep seeing references to these.  They are not in the Red Book, so
I guess someone has been extending the language.  Who is responsible,
and can I get a quick description of these operators?

Also, has anyone come up with a *standard* way of doing color images
in PostScript?
---
Jef

    Jef Poskanzer  pokey@well.sf.ca.us  {ucbvax, apple, hplabs}!well!pokey
             "The nice thing about standards is that there are so
             many of them to choose from." -- Andrew S. Tanenbaum