Nicole, You should be able to perform those operations from qgis too. Crop it to your extents, scale the pixel values and save as PNG.
-- Best regards, Chaitanya Kumar CH On 15-Apr-2014 8:21 pm, "Nicole Stoffels" <stoff...@f2e.de> wrote: > Thanks Chaitanya! > > >> The problem is reading the source file itself. GDAL is unable to find >> any valid pixels. Check if you are using the latest GDAL binaries. Use >> "gdalinfo -version". >> > > I just installed the latest gdal-version (1.10.1). But it did not solve my > problems. I still get the same error while trying to display the min and > max. > > Use qgis to view the input and output. GIMP can't > >> handle anything except basic pixel types. >> > But with qgis I can visualize my original large EU_DEM-files. :) > > Best regards > Nicole > >
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