[gdal-dev] How to build a Raster Attribute Table for a GeoTiff grid file using GDAL API in c only, not c++?
gillingham.sam at gmail.com
Sun Jan 19 16:57:50 PST 2014
GeoTiff's do not support Raster Attribute Tables. Try sticking to HFA
On 20 January 2014 12:55, sam sung <samsung460 at gmail.com> wrote:
> Hello, folks,
> I tried to build a Raster Attribute Table (denoted as RAT below) for a
> GeoTiff raster file(attached as “test.tif”) in C within Visual Studio 2008.
> This C file was compiled through and there was no errors reported.
> I used GDALSetDefaultRAT function, it was successful. But when I used
> GDALRATCreateColumn function to create RAT fields, it was always report
> errors. I tested how well the c++ file “rfc40_tests_hfa.cpp”
> works(Downloaded from the GDAL forum). I found this code only works on HFA
> driver, i.e., .img grid file, not .tif grid because the same errors occur
> when I changed the driver from “HFA” to “GTiff”,
> I downloaded and used gdal-110-1500-core.msi, which is gdal 1.10
> version API library for Windows. I worked with C++ under Visual Studio 2008
> I have attached the GeoTiff file as "test.tif" and my C source code
> file "gtiff_rat.c". I also attached the c++ file “rfc40_tests_hfa.cpp”.
> My question: Is GDAL API able to be used to build a Raster Attribute
> Table for GeoTiff raster?
> Any help will be appriciated.
> gdal-dev mailing list
> gdal-dev at lists.osgeo.org
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