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Re: Making a ginormous 54 panel plot... [message #73817 is a reply to message #73815]

Thu, 02 December 2010 06:39

Kenneth P. Bowman
Messages: 585
Registered: May 2000

Senior Member

In article
<6fc9ecfb-a3ea-4afa-a371-186420318ec2@y3g2000vbm.googlegroups.com>,
OUWxGuesser <aaron.kennedy@und.nodak.edu> wrote:

> Sadly, the big array is too large for the memory. When I use the TV
> route and try to TVRD at the end, it spits out "TVRD: An error has
> occurred. Unable to complete command."

I still don't understand why are you using TV.

This code snippet reads a PNG file and creates a new PNG
file with the original image in a 2 x 2 tiling.

No TV or TVRD necessary.

Ken

IDL> img = READ_PNG('test.png')
% Loaded DLM: PNG.
IDL> help, img
IMG BYTE = Array[3, 1024, 612]
IDL> new_img = BYTARR(3, 2*1024, 2*612)
IDL> new_img[0,0,0] = img
IDL> new_img[0,1024,0] = img
IDL> new_img[0,1024,612] = img
IDL> new_img[0,0,612] = img
IDL> write_png, 'test1.png', new_img

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[Message index]

		Re: Making a ginormous 54 panel plot... By: OUWxGuesser on Thu, 02 December 2010 07:40
		Re: Making a ginormous 54 panel plot... By: OUWxGuesser on Thu, 02 December 2010 07:39
		Re: Making a ginormous 54 panel plot... By: Kenneth P. Bowman on Thu, 02 December 2010 06:39
		Re: Making a ginormous 54 panel plot... By: greg.addr on Thu, 02 December 2010 03:33
		Re: Making a ginormous 54 panel plot... By: penteado on Wed, 01 December 2010 16:15
		Re: Making a ginormous 54 panel plot... By: OUWxGuesser on Wed, 01 December 2010 14:23
		Re: Making a ginormous 54 panel plot... By: manodeep@gmail.com on Wed, 01 December 2010 14:10
		Re: Making a ginormous 54 panel plot... By: David Fanning on Wed, 01 December 2010 14:05
		Re: Making a ginormous 54 panel plot... By: OUWxGuesser on Wed, 01 December 2010 13:57
		Re: Making a ginormous 54 panel plot... By: Kenneth P. Bowman on Wed, 01 December 2010 12:49
		Re: Making a ginormous 54 panel plot... By: David Fanning on Wed, 01 December 2010 12:58

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