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From: russotto@eng.umd.edu (Matthew T. Russotto)
Newsgroups: comp.sys.apple2
Subject: Re: 3200 pics
Message-ID: <1990Aug3.175510.21939@eng.umd.edu>
Date: 3 Aug 90 17:55:10 GMT
References: <431@fawlty.towers.oz>
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Organization: College of Engineering, Maryversity of Uniland, College Park
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In article <431@fawlty.towers.oz> johnmac@fawlty.ips.oz (John MacLean) writes:

>I should be able to display GIFs in 3200 colors now - I havn't actually tried
>it - I've been too busy with the 3200 load and save routines.
>The thing about GIF is that you are limited to 256 colors, so 3200 colors is
>not that great an advantage.

Well, actually, I have not seen a '3200' color picture with more than 256
colors (with the exception of one that was made specifically to show 3200
colors).  The duplication is enormous.

>Once you are using all 16 palettes (and you are doing some good quantizing)
>you are already using UP TO 256 colors.
>In practice 256 color pictures tend to quantize down to less than 100 colors
>(at least with the algorithm I am using anyway).
Is the algorithm you are using a 'standard' of some sort?  If so, can you
point me to some info on it?


--
Matthew T. Russotto	russotto@eng.umd.edu	russotto@wam.umd.edu
][, ][+, ///, ///+, //e, //c, IIGS, //c+ --- Any questions?
		Hey!  Bush has NO LIPS!