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Re: Apply a shapefile to raster images in IDL [message #91746 is a reply to message #41318]

Wed, 19 August 2015 15:03

Adam Erickson
Messages: 8
Registered: July 2015

Junior Member

On Monday, October 11, 2004 at 1:29:29 PM UTC-7, Jonathan Greenberg wrote:
> Jenny (and others):
>
> We've been developing a "bridge" between raster and vector formats
> (designed, primarily, for optimized extraction of raster data from vector
> coverages) -- if anyone wants to check it out, go to
> http://starspan.casil.ucdavis.edu/ -- this code is open source, and we'd
> love to get feedback on it. Right now its designed for unix boxes (macos x
> people shouldn't have TOO much of a problem compiling it), and its not for
> the unix novice since I don't think we have a makefile at this point, but if
> you'd like to check it out, please do!
>
> --j
>
>
> On 10/2/04 2:29 PM, in article
> c371324e.0410021329.26d3e286@posting.google.com, "Jenny" <envi35@yahoo.ca>
> wrote:
>
>> Dear Listers,
>> I'm a novice in IDL, not sure if my questions are totally improper. I
>> want to use an Arcview format shapefile as a mask, to a huge number of
>> raster images, which are in a polar stereographic grid format with
>> separate image data files and lat/lon files. I would really appreciate
>> if you could give me any hint about the following questions:
>>
>> 1. How to read the shapefile into an IDL variable?
>> 2. How to tailor the shapefile to my raster image grid?
>> 3. If the above questions are not proper or impossible in IDL, would
>> you give me some suggestions to do the work?
>>
>> Thank you in advance,
>> Jenny

I know this is an old message, but I suggest using QGIS for zonal statistics :) It's much more efficient. Read my reply here: https://groups.google.com/forum/#!topic/comp.lang.idl-pvwave /4E5kR9DxybQ

Cheers,

Adam

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[Message index]

		Apply a shapefile to raster images in IDL By: envi35 on Sat, 02 October 2004 14:29
		Re: Apply a shapefile to raster images in IDL By: Jonathan Greenberg on Mon, 11 October 2004 13:29
		Re: Apply a shapefile to raster images in IDL By: Adam Erickson on Wed, 19 August 2015 15:03
		Re: Apply a shapefile to raster images in IDL By: envi35 on Fri, 08 October 2004 11:54
		Re: Apply a shapefile to raster images in IDL By: David Fanning on Fri, 08 October 2004 11:38
		Re: Apply a shapefile to raster images in IDL By: envi35 on Fri, 08 October 2004 11:23
		Re: Apply a shapefile to raster images in IDL By: lbusett on Thu, 07 October 2004 05:08
		Re: Apply a shapefile to raster images in IDL By: c_jengo on Tue, 05 October 2004 09:18

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