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Re: help with write_gif - Image must be a byte matrix. [message #90965 is a reply to message #90964]

Tue, 19 May 2015 07:36

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

g.nacarts@gmail.com writes:

> Hi I have a 3D array, Image=[time,dimension_x,dimension_y]
>
> I wrote the following code
>
> for i=0L,n-1 do begin
> im = reform(image[i,*,*])
> im = BYTSCL(im, max=200.)
> write_gif, im, file, /multiple
> endfor
> write_gif, file, /close
>
> and I got this error: WRITE_GIF: Image must be a byte matrix. I used the BYTSCL function to convert my array to byte matrix but seems I am doing something wrong. Can anyone help?

Check the order of your arguments. You have them reversed, it looks
like.

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]

		help with write_gif - Image must be a byte matrix. By: g.nacarts on Tue, 19 May 2015 07:21
		Re: help with write_gif - Image must be a byte matrix. By: David Fanning on Tue, 19 May 2015 07:36
		Re: help with write_gif - Image must be a byte matrix. By: g.nacarts on Tue, 19 May 2015 07:53
		Re: help with write_gif - Image must be a byte matrix. By: Helder Marchetto on Tue, 19 May 2015 07:59
		Re: help with write_gif - Image must be a byte matrix. By: g.nacarts on Tue, 19 May 2015 08:05

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