[gdal-dev] GDAL doesn't read GeoTiff .msk mask file

Even Rouault even.rouault at spatialys.com
Tue Dec 20 00:53:13 PST 2016

On mardi 20 décembre 2016 04:34:55 CET Nikolai Bezdna wrote:
> No, the strange thing is neither gdalinfo, nor gdal_translate work on my
> .msk file.
> Gdalinfo returns "not recognized as a supported file format”.

Oh, then that's really an ArcGIS specific thing. Not even a regular TIFF

> Though this .msk works ok in ArcGIS. I can even export raster from ArcGIS
> with baked-in mask (like setting output to 16-bit and nodata value to 256
> (anything bigger than 255)). But then I don’t know how to get gdal
> translate it back to 8 bit with adding a mask band from pixels with value
> of 256. Is that possible?

Use gdal_translate -a_nodata 256 in.tif out.tif

Spatialys - Geospatial professional services
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