[gdal-dev] Reading the TerrainBase 1995 dataset (.BIN + .HDR) with gdal?
Nikos Alexandris
nik at nikosalexandris.net
Thu May 14 12:25:57 PDT 2015
Nikos Alexandris:
> > Hi gdalers,
> > has anyone read the TerrainBase data set (NOOA, 1995) using gdal tools?
> > The link to the relevant CD is:
> > http://webapp1.dlib.indiana.edu/virtual_disk_library/index.cgi/6081153/FID3260
> > (see for example inside the DATA directory)
Even Rouault:
> The .HDR file contains the same information as in the ESRI .HDR
> format, but with a different format, so it is not automatically
> recognized. From the info in the .HDR you can build a VRT file
> (http://gdal.org/gdal_vrttut.html ) referencing the .BIN. For example
> for AFRICA.BIN :
> <VRTDataset rasterXSize="984" rasterYSize="900">
> <SRS>WGS84</SRS>
>
> <GeoTransform>-26.041666666,0.08333333,0,40.041666666,0,-0.08333333</GeoTransform>
> <VRTRasterBand dataType="Int16" band="1" subClass="VRTRawRasterBand">
> <SourceFilename relativeToVRT="1">AFRICA.BIN</SourceFilename>
> </VRTRasterBand>
> </VRTDataset>
>
> Otherwise you can find free DEMs as GeoTIFF at http://srtm.csi.cgiar.org/ (at a
> much higher resolution)
Milles mercis.
For the matter, resolution is not of concern in my current use-case. This particular data set
has been used to build the global "Linke Turbidity Factor" database offered by
SoDa/HelioClim [0][1][2]. Hence, it might be of interest for research involving "Linke
Turbidity", such as estimations of solar irradiation.
Nikos
--
[0] http://www.soda-is.com/eng/services/linke_turbidity_maps_info.html
[1] http://www.soda-is.com/linke/linke_helioserve.html
[2] http://www.soda-is.com/publications/ises2003_linke.pdf
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