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From: Andrey Kiselev <dron@ak4719.spb.edu>
Date: Thu, 15 Mar 2007 13:13:22 +0300
To: tiff@lists.maptools.org
Subject: Re: [Tiff] Reduce grayscale/color to BW
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Status:   

On Thu, Mar 15, 2007 at 10:49:41AM +0100, PChot wrote:
> How can I convert color/grayscale tiff image to black-white. My target
> is g4 compression and i have problems to do it. Help please!

libtiff contains two utilities which can do tha. tiff2bw can convert
color image to grayscale and tiffdither can convert grayscale to black
and white. See her for details:

 http://www.remotesensing.org/libtiff/man/tiff2bw.1.html
 http://www.remotesensing.org/libtiff/man/tiffdither.1.html

Best regards,
Andrey


-- 
Andrey V. Kiselev
ICQ# 26871517
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