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Date: Sat, 18 Mar 2017 18:31:30 -0400
From: Kemp Watson <kemp@objectivepathology.com>
To: Mikhail <kandel3@illinois.edu>,
	<tiff@lists.maptools.org>
Message-ID: <D4F32BDD.4422F%kemp@objectivepathology.com>
Thread-Topic: [Tiff] Embed lookup table in a floating point tif
References: <6275b1ab-546a-3cb1-9ae4-6e74d769eac1@illinois.edu>
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Subject: Re: [Tiff] Embed lookup table in a floating point tif
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You can embed anything you like in any kind of TIFF; just remembering that
other applications will likely not understand how to read it=8A

A TIFF file does not have a sample format, just the image(s) within.

W. Kemp Watson
kemp@objectivepathology.com


Objective Pathology Services Limited

8250 Lawson Road
Milton, Ontario
Canada  L9T 5C6

www.objectivepathology.com
tel. +1 (416) 970-7284





On 2017-03-18, 6:08 PM, "Mikhail" <tiff-bounces@lists.maptools.org on
behalf of kandel3@illinois.edu> wrote:

>Hi!
>
>I'm wondering if there is a way to embed a lookup table in a floating
>point (SAMPLEFORMAT_IEEEFP) tif file? It would seem that the required
>lookup table size for a 32bit value is 2^32, which is gigantic! The way
>I expect this to work is to apply the lookup between the values set by
>MinSampleValue\MaxSampleValue or SMinSampleValue\SMaxSampleValue
>
>A week ago I asked this question on SO
>(http://stackoverflow.com/questions/42777811/embed-lookup-table-in-a-float
>ing-point-tif) =

>but it hasn't received much of a response. Maybe somebody on this
>mailing list would know?
>_______________________________________________
>Tiff mailing list: Tiff@lists.maptools.org
>http://lists.maptools.org/mailman/listinfo/tiff
>http://www.remotesensing.org/libtiff/


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