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Re: Image scale as 0 - 4096 instead of 0 - 255
| Re: Image scale as 0 - 4096 instead of 0 - 255 [message #29907] |
Fri, 22 March 2002 13:30  |
David Fanning
Messages: 11724
Registered: August 2001
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Senior Member |
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Akhila (idlfreak@yahoo.com) writes:
> I can view the images in a window using IDLgrWindow command in object
> graphics or tvscl command in direct graphics. I have couple of simple
> questions on this.
>
> 1. The images obtained are in the scale of 0 - 255. I'd like to view
> these images on a 0 - 4096 scale. Can anybody tell me how to do that.
> 2. When i'm drawing these images in object graphics. I can draw
> images in only one window at a time. That is, even though i perform
> several modifications to the image like erosion or dilation only one
> stage can be seen. In other words i can't get many windows. I want to
> draw all the stages of image in seperate windows like what we can do
> in direct graphics using tvscl command and the location of a window.
> please suggest me a method to do this.
Have a look at ContrastZoom from my program library.
This shows you how 16-bit image data can be displayed
in multiple windows in object graphics.
http://www.dfanning.com/contrastzoom.pro
Cheers,
David
--
David W. Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438, E-mail: david@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155
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