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Re: subset an image by coordinates [message #68086 is a reply to message #68083]

Sun, 20 September 2009 05:12

Jeremy Bailin
Messages: 618
Registered: April 2008

Senior Member

On Sep 19, 11:14 pm, "Alvaro Paredes L." <alvaropared...@gmail.com>
wrote:
> Hi all
>
> I was searching on the web, but i didn't find an answer to my problem.
> I need to make a subset on an image using
>
> coordinates, but i can't find a way to do it. I see this method
>
> http://groups.google.es/group/comp.lang.idl-pvwave/browse_fr m/thread/...
> and this other (very
>
> similar) http://www.mombu.com/programming/idl/t-subset-an-image-by-ro i-in-idl-...,
> but don't use
>
> coordinates, use an evf file.
>
> IDL/ENVI has a widget that use only two coordinates to cut (upper-left
> and lower-right coordinate), but it isn't
>
> fully automatically.
>
> Is there any function to cut the image with set coordinates and save
> it in a new file?
>
> I really hope you can help me... I'm not a programmer and this
> sometimes it's very hard
>
> Thanks!
>
> Alvaro

Do you mean like:

newimage = oldimage[x0:x1,y0:y1]

?

-Jeremy.

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[Message index]

		Re: subset an image by coordinates By: Alvaro Paredes L. on Tue, 22 September 2009 08:40
		Re: subset an image by coordinates By: penteado on Mon, 21 September 2009 14:58
		Re: subset an image by coordinates By: Alvaro Paredes L. on Mon, 21 September 2009 14:26
		Re: subset an image by coordinates By: Robert Moss, PhD on Mon, 21 September 2009 12:25
		Re: subset an image by coordinates By: Alvaro Paredes L. on Mon, 21 September 2009 07:51
		Re: subset an image by coordinates By: Jeremy Bailin on Sun, 20 September 2009 19:27
		Re: subset an image by coordinates By: Alvaro Paredes L. on Sun, 20 September 2009 10:00
		Re: subset an image by coordinates By: Robert Moss, PhD on Sun, 20 September 2009 07:24
		Re: subset an image by coordinates By: Jeremy Bailin on Sun, 20 September 2009 05:12

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