[Gdal-dev] raster query

[Didrik Pinte]

Le mercredi 22 mars 2006 à 11:36 -0700, John Cartwright a écrit :
> Hello All,
> 
> does anyone know of a existing gdal tool for querying a raster?  I'd 
> like to get the raster value from a file for a given coordinate.
> 
> Thanks!
> 
> -- john

Hi John,

Have a look at this :
http://www.remotesensing.org/gdal/classGDALRasterBand.html and
especially the ReadRasterIO.

This is useful : http://www.remotesensing.org/gdal/gdal_tutorial.html
(Read raster data part)

--
Didrik
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