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Date: Tue, 23 Sep 2008 19:11:14 -0500 (CDT)
From: Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
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To: "Rick Cone,Secure Payment Systems" <rcone@securepaymentsystems.com>
Subject: Re: [Tiff] TIFF Image Quality Question
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On Tue, 23 Sep 2008, Rick Cone,Secure Payment Systems wrote:

> We have an issue with some TIFF images that we can't display with a normal
> Windows image viewer.
>
> For some reason the image is malformed or unstructured.
>
> Tiffinfo returns values that appear normal however (tags, etc.).

The output of tiffinfo would be quite useful in order to understand 
your image.

> Is there any way to know if an image is all right from a display standpoint
> using some libtiff utility?

You could use 'tiffcp' to convert it to another TIFF file and check if 
the program returns an error or not.

> Also, is there some way to know if an image all white, or all black, using
> some libtiff utility?

Not that I am aware of.

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

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