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From: Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
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To: mayankg@iiitb.ac.in
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Date: Mon, 17 May 2004 09:32:24 -0500 (CDT)
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On Mon, 17 May 2004 mayankg@iiitb.ac.in wrote:

> 3. If there are any licensing issues with installing those patches? (e.g. I
> have come to know that for supporting lzw compression we need to install a
> patch and also need to buy out a license for using the same)

The LZW patent expires world-wide this July.

> 4. Apart from 8, 16, 32 and so on, bits per sample TIFF images, are there any
> other bit per sample TIFF images possible e.g.
> 1, 2, 4, 9, 17 and like wise other bits per sample images.

Many things are possible with TIFF.  Particularly, for PseudoClass
images, a full range of bits per sample are possible.  For example,
images with 5 bits per sample may be supported (but are exceedingly
uncommon).

Bob
======================================
Bob Friesenhahn
bfriesen@simple.dallas.tx.us
http://www.simplesystems.org/users/bfriesen

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