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Re: How to obtain pixel location [message #62833 is a reply to message #62832]

Sat, 11 October 2008 10:38

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

frankosuna writes:

> I need to get the pixel locations where the pixels equal a certain
> value. I need an x and y value for them. Is there any easy and
> efficient way to do this? I'm working with 1024x1024 images

The WHERE function comes to mind. Perhaps combined with
ARRAY_INDICES if you need the column and row values.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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		Re: How to obtain pixel location By: frankosuna on Sat, 11 October 2008 11:05
		Re: How to obtain pixel location By: David Fanning on Sat, 11 October 2008 10:38

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