Return-Path: <tiff-bounces@lists.maptools.org>
Received: from inas022.isp.belgacom.be (localhost [127.0.0.1])
        by inav005.isp.belgacom.be (8.12.11/8.12.11/Skynet-IN-AV-3.00) with ESMTP id j8O074Pj007799
        for <joris.at.lebbeke@skynet.be>; Sat, 24 Sep 2005 02:07:04 +0200
        (envelope-from <tiff-bounces@lists.maptools.org>)
Received: from inmx007.isp.belgacom.be (inmx007.isp.belgacom.be [195.238.3.89])
        by inas022.isp.belgacom.be (8.12.11/8.12.11/Skynet-IN-AS-2.03) with ESMTP id j8O06tDL016985
        for <joris.at.lebbeke@skynet.be>; Sat, 24 Sep 2005 02:06:55 +0200
        (envelope-from <tiff-bounces@lists.maptools.org>)
Received: from duke.maptools.org (r153.dmsolutions.ca [209.217.116.153] (may be forged))
        by inmx007.isp.belgacom.be (8.12.11/8.12.11/Skynet-IN-2.32) with ESMTP id j8O06lDY009577
        for <joris.at.lebbeke@skynet.be>; Sat, 24 Sep 2005 02:06:49 +0200
        (envelope-from <tiff-bounces@lists.maptools.org>)
Received: from duke.maptools.org (duke.maptools.org [127.0.0.1])
	by duke.maptools.org (8.12.11/8.12.10) with ESMTP id j8O02Z71019396;
	Fri, 23 Sep 2005 20:03:03 -0400
Received: from psmtp.com (exprod6og6.obsmtp.com [64.18.1.126])
	by duke.maptools.org (8.12.11/8.12.10) with SMTP id j8O02VDV019393
	for <tiff@lists.maptools.org>; Fri, 23 Sep 2005 20:02:31 -0400
Received: from source ([192.150.20.142]) by exprod6ob6.obsmtp.com
	([64.18.5.12]) with SMTP; Fri, 23 Sep 2005 17:02:29 PDT
Received: from inner-relay-1.corp.adobe.com ([153.32.1.51])
	by outbound-smtp-2.corp.adobe.com (8.12.10/8.12.10) with ESMTP id
	j8O08dTK020799
	for <tiff@lists.maptools.org>; Fri, 23 Sep 2005 17:08:40 -0700 (PDT)
Received: from fe2.corp.adobe.com (fe2.corp.adobe.com [10.8.192.72])
	by inner-relay-1.corp.adobe.com (8.12.10/8.12.10) with ESMTP id
	j8O02Qn2027215
	for <tiff@lists.maptools.org>; Fri, 23 Sep 2005 17:02:26 -0700 (PDT)
Received: from [153.32.48.223] ([153.32.48.223]) by fe2.corp.adobe.com with
	Microsoft SMTPSVC(6.0.3790.211); Fri, 23 Sep 2005 17:02:26 -0700
Mime-Version: 1.0
X-Sender: ccox@namailhost.corp.adobe.com
Message-Id: <p05210604bf5a45e2b916@[153.32.48.223]>
In-Reply-To: <20050923223244.KZXC18285.tomts29-srv.bellnexxia.net@mojo>
References: <20050923223244.KZXC18285.tomts29-srv.bellnexxia.net@mojo>
Date: Fri, 23 Sep 2005 16:54:03 -0700
To: "'TIFF'" <tiff@lists.maptools.org>
From: Chris Cox <ccox@adobe.com>
Subject: RE: [Tiff] Additional Lossless Compression Schemes
Content-Type: text/plain; charset="us-ascii" ; format="flowed"
X-OriginalArrivalTime: 24 Sep 2005 00:02:26.0647 (UTC)
	FILETIME=[3F6C8E70:01C5C09B]
X-BeenThere: tiff@lists.maptools.org
X-Mailman-Version: 2.1.4
Precedence: list
List-Id: TIFF and libtiff discussion <tiff.lists.maptools.org>
List-Unsubscribe: <http://lists.maptools.org/mailman/listinfo/tiff>,
	<mailto:tiff-request@lists.maptools.org?subject=unsubscribe>
List-Archive: <http://lists.maptools.org/mailman/private/tiff>
List-Post: <mailto:tiff@lists.maptools.org>
List-Help: <mailto:tiff-request@lists.maptools.org?subject=help>
List-Subscribe: <http://lists.maptools.org/mailman/listinfo/tiff>,
	<mailto:tiff-request@lists.maptools.org?subject=subscribe>
Sender: tiff-bounces@lists.maptools.org
Errors-To: tiff-bounces@lists.maptools.org
X-UIDL: 000000000023ceae.00000c58
X-MSP-STORE: Sat, 24 Sep 2005 02:07:12 +0200
Status:   

At 6:32 PM -0500 9/23/05, Philip Watkinson wrote:
>Hi Frank,
>
>What about adding IBM MMR compression. It is very, very similar to CCITT 3
>compression. Leadtools, Accusoft and others have it in their imaging
>toolkits. It is an older compression and is found in large legacy
>applications (MVS).

Is it well documented and in the public domain (or at least free of 
legal encumberances)?
Where can we find documentation on the algorithm and it's performance 
compared to CCITT compression?

Chris
_______________________________________________
Tiff mailing list: Tiff@lists.maptools.org
http://lists.maptools.org/mailman/listinfo/tiff
http://www.remotesensing.org/libtiff/
