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Re: Elevation data [message #69641 is a reply to message #69527]

Thu, 28 January 2010 05:22

d.poreh
Messages: 406
Registered: October 2007

Senior Member

On Jan 27, 12:42 am, Klemen <klemen.zak...@gmail.com> wrote:
>> Thanks Jan. how could save the loaded data as tiff and geotiff?
>> Cheers
>
> Here is an example:
>
> ; Set GeoTiff geotags:http://www.remotesensing.org/geotiff/spec/contents.h tml
> s_geotag = {$
> MODELPIXELSCALETAG: [d_resolution, d_resolution, 0], $ ;resolution
> MODELTIEPOINTTAG: [ 0, 0, 0, d_xL, d_yA, 0], $ ;coordinates left
> above
> ; GEOGGEODETICDATUMGEOKEY: 6326, $ ;geodetic datum WGS84
> GTMODELTYPEGEOKEY: 2, $ ;Geographic latitude-longitude System
> GTRASTERTYPEGEOKEY: 1, $ ;raster type
> GEOGRAPHICTYPEGEOKEY: 4326, $
> ; GEOGLINEARUNITSGEOKEY: 9001, $ ;linear unit meter
> GEOGANGULARUNITSGEOKEY: 9102} ;angular unit decimal degree
>
> ;write 16-bit geotiff - data 16 can be 3D matrix - dimension 1 for
> channel, D2 for columns, D3 for lines
> write_tiff, 'output_16b.tif', data16, compression=1,
> geotiff=s_geotag, /float
>
> Hope it helps!
> Klemen

Thanks
It‘s help a lot. This is exactly what I want.
Cheers
Dave

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[Message index]

		Elevation data By: d.poreh on Mon, 25 January 2010 05:13
		Re: Elevation data By: d.poreh on Thu, 28 January 2010 05:22
		Re: Elevation data By: Klemen on Wed, 27 January 2010 00:42
		Re: Elevation data By: d.poreh on Wed, 27 January 2010 00:00
		Re: Elevation data By: jkeller on Tue, 26 January 2010 03:12

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