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Re: ION_IMAGE 8bit/24bit color [message #35333 is a reply to message #35330] Tue, 10 June 2003 16:18 Go to previous messageGo to previous message
David Fanning is currently offline  David Fanning
Messages: 11724
Registered: August 2001
Senior Member
Dan Dye writes:

> I don't use the z graphics buffer much but I've been dropped into the
> deep end by my temp ION license. I have an image, 'picC'
>
> picC=congrid(pic,3,400,400) ;where 3=[r,g,b]
>
> normally, I would tv this image:
>
> tv, picC, true=1
>
> but this returns only a small portion of the lower right corner of the
> image with a strange interference pattern. I consulted the
> Fanning/Lumley/RSI documentation and found that the z buffer doesn't
> accept truecolor so I'm pretty amazed that I got anything plotted at
> all.
>
> tv, picC[0,*,*]
> gives me a nice pseudoColor of the first band and at the full size.
>
> How can I get this image tv'd as and rgb?

If it were me, I'd be using TVImage or ImDisp, or
one of those other programs you were reading about,
since they all do this automatically. :-)

Cheers,

David

--
David 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/
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