Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!bu.edu!snorkelwacker!bloom-beacon!eru!luth!sunic!tut!funic!fuug!sti!ttl
From: ttl@sti.fi (Timo Lehtinen)
Newsgroups: comp.graphics
Subject: Re: Needed: Group 4 facsimile compression code in C
Message-ID: <1990Aug14.151523.7091@sti.fi>
Date: 14 Aug 90 15:15:23 GMT
References: <1990Aug14.142240.3038@ucselx.sdsu.edu>
Reply-To: ttl@sti.fi (Timo Lehtinen)
Organization: Stream Technologies Inc.
Lines: 20

In article <1990Aug14.142240.3038@ucselx.sdsu.edu> add@sciences.sdsu.edu (James D. Murray) writes:
>With all of the software on the net dealing with TIFF files and
>facsimile compression none of it seems to address the 2-D Huffman
>Group 4 facsimile compression algorithm.  Please direct me to
>a software package that performs full Group 4 compression and
>decompression and whose full source code is included, prefereably 
>in C.

I think the QUIPU/PHOTO part of the ISODE (The ISO Development Environment) 
has this. It's in C and the source is available. I believe it's even PD
material... (not sure about this last one though) For more info please refer 
to comp.protocols.iso.dev-environ.

Timo

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