It sounds like it might be a problem with the GDAL PostGIS Raster driver. >From the GDAL driver page, it looks like they recommend 1.10.1...
http://trac.osgeo.org/gdal/wiki/frmts_wtkraster.html On Fri, Mar 7, 2014 at 7:42 AM, Rémi Cura <remi.c...@gmail.com> wrote: > Hey, > I am faced with a problem I can't solve : > > I have a raster obtained by using st_setvalues and several points. > > The raster has 2 bands, half of the pixel being set. > > Using the st_pixelaspolygons and the ST_SummaryStats I am sure that some > of the pixels of the raster are set. > > Now when I use gdalinfo or gdal_translate on this in-base raster, it gives > the correct information about the raster (size, position, band type, etc), > *but the raster has no pixel set!* > > I tried several combination of parameters with non luck. > > > postgis version : > > --POSTGIS="2.1.0 r11822" GEOS="3.5.0dev-CAPI-1.9.0 r3963" PROJ="Rel. > 4.8.0, 6 March 2012" GDAL="GDAL 1.10.0, released 2013/04/24" LIBXML="2.8.0" > RASTER > > postgres version : 9.3.3 > > > Summary : > Raster of 50x50 pixels has 2 bands and extent of BOX(1913.5 20887.5,1914.5 > 20888.5) > band 1 of pixtype 32BSI is in-db with NODATA value of -100000 > band 2 of pixtype 32BSI is in-db with NODATA value of -100000 > > Band 1 contains(histogram, excluding null values): > 41660 41666.6666666667 32 0.039360393603936 > 41666.6666666667 41673.3333333333 0 0 > 41673.3333333333 41680 0 0 > 41680 41686.6666666667 656 0.806888068880689 > 41686.6666666667 41693.3333333333 0 0 > 41693.3333333333 41700 125 0.153751537515375 > > gdalinfo : > gdalinfo "PG:host=localhost port=5433 dbname='test_pointcloud' > user='postgres' password='youguess' schema='test_raster' > table='patch_to_raster'" -stats > Driver: PostGISRaster/PostGIS Raster driver > Files: none associated > Size is 50, 50 > Coordinate System is: > * CORRECT* > Origin = (1913.500000000000000,20887.500000000000000) > Pixel Size = (0.020000000000000,0.020000000000000) > Corner Coordinates: > Upper Left ( 1913.500, 20887.500) ( 1d21'30.09"W, 5d51'10.78"S) > Lower Left ( 1913.500, 20888.500) ( 1d21'30.09"W, 5d51'10.75"S) > Upper Right ( 1914.500, 20887.500) ( 1d21'30.06"W, 5d51'10.78"S) > Lower Right ( 1914.500, 20888.500) ( 1d21'30.07"W, 5d51'10.75"S) > Center ( 1914.000, 20888.000) ( 1d21'30.08"W, 5d51'10.76"S) > Band 1 Block=50x50 Type=Int32, ColorInterp=Undefined > Minimum=0.000, Maximum=0.000, Mean=0.000, StdDev=0.000 > NoData Value=-100000 > Metadata: > STATISTICS_MAXIMUM=0 > STATISTICS_MEAN=0 > STATISTICS_MINIMUM=0 > STATISTICS_STDDEV=0 > Band 2 Block=50x50 Type=Int32, ColorInterp=Undefined > Minimum=0.000, Maximum=0.000, Mean=0.000, StdDev=0.000 > NoData Value=-100000 > Metadata: > STATISTICS_MAXIMUM=0 > STATISTICS_MEAN=0 > STATISTICS_MINIMUM=0 > STATISTICS_STDDEV=0 > remi@RemiCura-VirtualUbuntu:/media/sf_E_RemiCura/PROJETS/PC_in_DB/Raster/exported$ > > > > _______________________________________________ > postgis-users mailing list > postgis-users@lists.osgeo.org > http://lists.osgeo.org/cgi-bin/mailman/listinfo/postgis-users >
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