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From: jtc@van-bc.wimsey.bc.ca (J.T. Conklin)
Newsgroups: comp.graphics
Subject: Re: ASCII -> Bit Map (Raw, G3, etc.)  How do I do it?
Message-ID: <415@van-bc.wimsey.bc.ca>
Date: 16 Nov 90 17:00:43 GMT
References: <1990Nov16.155051.1994@ucselx.sdsu.edu>
Organization: UniFax Communications Inc., Vancouver, B.C., Canada
Lines: 17

In article <1990Nov16.155051.1994@ucselx.sdsu.edu> add@sciences.sdsu.edu (James D. Murray) writes:
>	There is a lot of PC FAX software out there that can convert
>an ASCII file to a Raw or G3 bit map ready for facsimile transmission.
>What is technique/algorithm for this conversion?  Just how do these
>(and other) programs convert ASCII-oriented data to bit-oriented
>data?

For each character to be printed, a bitmap representation of that
character is retreived from a font cashe and is blitted onto a huge
framebuffer bitmap.  After the page has been completed, a G3
compressed image is created from the framebuffer.

	--jtc

-- 
J.T. Conklin	UniFax Communications Inc.
		...!{uunet,ubc-cs}!van-bc!jtc, jtc@wimsey.bc.ca