[gdal-dev] Raster Color map in python

[devendra dahal]

Wonderful,

Thanks a lot.


On Mon, May 19, 2014 at 1:10 PM, Even Rouault
<even.rouault at mines-paris.org>wrote:

> Le dimanche 18 mai 2014 17:55:49, kalu671 a écrit :
> > I have a reference raster map and list of other rasters. I want to get
> > color table from reference map and set to the list using python. I can
> > read other parameters from raster but some how I can not get the color
> > table
> > (GetRasterColorTable())from the source file, let alone setting the table
> > (SetRasterColorTable())to the list. I am pasting some code lines here.
> > Could someone help me figuring this out? or suggesting another easy
> > solution?
> >
> > There is another similar thread but that is related to C#. I tried to
> > follow that in python but didn't help.
> >
> > SourceFile = "source.tif"
> > targetFile = "target.tif"
> >
> > rastDriver    = gdal.GetDriverByName('gtiff')
> > rastDriver.Register()
> >
> > inSourceFile   = gdal.Open(SourceFile)
> > inTargetFile   = gdal.Open(targetFile)
> >
> > ## reading parameters of source file
> > col           = inSourceFile.RasterXSize
> > row           = inSourceFile.RasterYSize
> > bands         = inSourceFile.RasterCount
> > ct            = inSourceFile.GetRasterColorTable() # the code stops
> working
>
>
> --> Color tables are attached to bands, not datasets. so you have to do
> something like inSourcefile.GetRasterBand(1).GetRasterColorTable()
>
> > from this line if I comment out        this line the code goes through
> > GeoT          = inSourceFile.GetGeoTransform()
> > proj          = inSourceFile.GetProjection()
> >
> >
> > Thank you in Advance for your help
> >
> >
> >
> >
> >
> >
> > --
> > View this message in context:
> >
> http://osgeo-org.1560.x6.nabble.com/Raster-Color-map-in-python-tp5141027.h
> > tml Sent from the GDAL - Dev mailing list archive at Nabble.com.
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>
> --
> Geospatial professional services
> http://even.rouault.free.fr/services.html
>
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