Return-Path: <tiff-bounces@lists.maptools.org>
Received: from inas015.isp.belgacom.be (localhost [127.0.0.1])
        by inav028.isp.belgacom.be (8.12.11.20060308/8.12.11/Skynet-IN-AV-3.00) with ESMTP id k3FAPJLX012563
        for <joris.at.lebbeke@skynet.be>; Sat, 15 Apr 2006 12:25:19 +0200
        (envelope-from <tiff-bounces@lists.maptools.org>)
Received: from inmx008.isp.belgacom.be (inmx008.isp.belgacom.be [195.238.5.88])
        by inas015.isp.belgacom.be (8.12.11.20060308/8.12.11/Skynet-IN-AS-2.03) with ESMTP id k3FAPGKO015684
        for <joris.at.lebbeke@skynet.be>; Sat, 15 Apr 2006 12:25:16 +0200
        (envelope-from <tiff-bounces@lists.maptools.org>)
Received: from duke.maptools.org (r153.dmsolutions.ca [209.217.116.153] (may be forged))
        by inmx008.isp.belgacom.be (8.12.11.20060308/8.12.11/Skynet-IN-2.32) with ESMTP id k3FAPAjs030778
        for <joris.at.lebbeke@skynet.be>; Sat, 15 Apr 2006 12:25:11 +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 k3FAIpUQ004390;
	Sat, 15 Apr 2006 06:20:03 -0400
Received: from pproxy.gmail.com (pproxy.gmail.com [64.233.166.183])
	by duke.maptools.org (8.12.11/8.12.10) with ESMTP id k3FAIl49004387
	for <tiff@lists.maptools.org>; Sat, 15 Apr 2006 06:18:47 -0400
Received: by pproxy.gmail.com with SMTP id z74so235992pyg
	for <tiff@lists.maptools.org>; Sat, 15 Apr 2006 03:18:46 -0700 (PDT)
DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com;
	h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references;
	b=kK9PzHOlNAQLtdyrFYFAXO03wP24y1poUnMRLizcuDYZwWL8vUBr9wi+CglP3LO6eoQFWZQQ5bj0JWoUbMOI7b07XbczX6PmLHOQvTgqXFO/+7FYcIt5bBxuu6oyZ8a8H+xME2PtRcGgrhM+GNH7c4Vw36QQMgFg7o76G5tZhuA=
Received: by 10.35.103.12 with SMTP id f12mr764347pym;
	Sat, 15 Apr 2006 03:18:46 -0700 (PDT)
Received: by 10.35.37.10 with HTTP; Sat, 15 Apr 2006 03:18:46 -0700 (PDT)
Message-ID: <92d3a4950604150318k5a8e1143jddf3d56227776f3c@mail.gmail.com>
Date: Sat, 15 Apr 2006 12:18:46 +0200
From: Antoine <melser.anton@gmail.com>
To: Joris <joris.at.lebbeke@skynet.be>
Subject: Re: [Tiff] BigTIFF Suggestion
In-Reply-To: <000701c65fef$24629220$96c2f451@dfgrrxsknr4e>
MIME-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Disposition: inline
References: <FC840EC0BF7BFA45A0F94548AF36920DABF1F3@zynlms01.ZyLAB.WAN>
	<Pine.SOC.4.60.0604061007520.26690@blade.simplesystems.org>
	<92d3a4950604141044pf26b92fjb7d24be5e3f0c313@mail.gmail.com>
	<000701c65fef$24629220$96c2f451@dfgrrxsknr4e>
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by duke.maptools.org id
	k3FAIl49004387
Cc: Gerben Vos <Gerben@zylab.com>, TIFF <tiff@lists.maptools.org>
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.000015c0
X-MSP-STORE: Sat, 15 Apr 2006 12:25:22 +0200
Status:   

On 14/04/06, Joris <joris.at.lebbeke@skynet.be> wrote:
> Antoine,
>
> Antoine wrote:
> > This is probably a stupid comment...
> > I thought you could create your own tags with tiff? I would be shocked
> > to find that that wasn't the case with bigTiff (having strictly 0
> > knowledge of the aforementioned...)... so why not create your own tag
> > and be done with it?
>
> Because a tag's logical scope is the IFD, not the file.
>
> Suppose that wouldn't be the case. Then each IFD unlink, or IFD append,
> or IFD copy operation or whatever, had to scan through every IFD in the
> file to find tags that it should change to reflect that operation. Even
> more importantly, knowledge of all tags would be required for these
> operations, and thus the whole scheme of private tags would be
> invalidated.

Like I said - it was probably a stupid comment!
:-)
Antoine
--
This is where I should put some witty comment.

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