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Re: How to determine the mask portion (or unwanted region) from an image and rotate for direction correction using IDL tools? [message #86928 is a reply to message #86926]

Fri, 13 December 2013 08:15

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Madhavan Bomidi writes:

> I know that FOR loops can handle applying the task on multiple files one after the other. The sky image will have sky color, white or grey colored cloud patches, and the edges with dark/black color. I wanted to mask this edges and have only the circular disk as my picture. How can we mask a colored image? Can you suggest if you have any posts on masking color images???

As it happens, I wrote an article this week that does exactly that:

http://www.idlcoyote.com/map_tips/subimage.php

Cheers,

David

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

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[Message index]

		How to determine the mask portion (or unwanted region) from an image and rotate for direction correction using IDL tools? By: atmospheric physics on Fri, 13 December 2013 07:00
		Re: How to determine the mask portion (or unwanted region) from an image and rotate for direction correction using IDL tools? By: David Fanning on Fri, 13 December 2013 07:02
		Re: How to determine the mask portion (or unwanted region) from an image and rotate for direction correction using IDL tools? By: atmospheric physics on Fri, 13 December 2013 07:36
		Re: How to determine the mask portion (or unwanted region) from an image and rotate for direction correction using IDL tools? By: David Fanning on Fri, 13 December 2013 08:15

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