Path: utzoo!attcan!uunet!ginosko!gem.mps.ohio-state.edu!tut.cis.ohio-state.edu!ucbvax!pro-tcc.UUCP!dougs From: dougs@pro-tcc.UUCP (Doug Stevenson) Newsgroups: comp.sys.apple Subject: Compression Routines Message-ID: <8910020920.AA04586@trout.nosc.mil> Date: 1 Oct 89 22:56:02 GMT Sender: daemon@ucbvax.BERKELEY.EDU Organization: The Internet Lines: 17 I was jusst thinking the other day - how the heck can a whole disk be packed down to such a miniscule size?? Then I was trying to understand the routines involved in things like DDDeluxe and Shrinkit, and I was saying to myself "it must take a mathematical GENIOUS to come up with these things!" Well, I for one would liek to learn of these types of things. I am familiar with the good old fashioned routine that goes like this: 1 0 0 1 1 0 goes to 01 01 02 00 02 01 01 00 that is the type that MacPaint graphics use, but sometimes that can make compression BIGGER than the original code was. I am just flabbergasted. Can anyone help here?? Testing my new sig... >-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-<>-< The Dougger says... Always expect the least and you will never be disappointed.