Le dimanche 26 juin 2011 17:02:46, Greg Coats a écrit : > GDAL 1.7.3, released 2010/11/10, for Mac OS X 10.6, acquired from > http://www.kyngchaos.com/software:frameworks, properly reads geo > referenced raster images of Type=Float32. For the example 468 MB image, > gdalinfo properly reports Type=Float32, and Computed > Min/Max=35.024,748.615. > > GDAL 1.8.0, released 2011/01/12, for Mac OS X 10.6, acquired from > http://www.kyngchaos.com/software:frameworks, improperly read geo > referenced images of Type=Float32. For the example 468 MB image, gdalinfo > improperly reports Type=Byte, and Computed Min/Max=0.000,255.000. > > gregcoats $ source ~/programs/scripts/paths_gdal_173.sh > gregcoats $ gdalinfo --version > GDAL 1.7.3, released 2010/11/10 > gregcoats $ gdalinfo -mm floatn40w078_13.flt | tail -3 > Band 1 Block=10812x1 Type=Float32, ColorInterp=Undefined > Computed Min/Max=35.024,748.615 > NoData Value=-9999 > > gregcoats $ source ~/programs/scripts/paths_gdal_180.sh > gregcoats $ $gdalinfo --version > GDAL 1.8.0, released 2011/01/12 > gregcoats $ gdalinfo -mm floatn40w078_13.flt | tail -3 > Band 1 Block=10812x1 Type=Byte, ColorInterp=Undefined > Computed Min/Max=0.000,255.000 > NoData Value=-9999
You didn't mention the driver concerned by the issue, but from the file extension, it looks like its ESRI HDR. So this should be fixed in 1.8.1 by http://trac.osgeo.org/gdal/ticket/3933 _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
