gdt2pt()

raster2pgsql.gdt2pt

(

gdt

)

Translate GDAL data type to WKT Raster pixel type.

Definition at line 213 of file raster2pgsql.py.

def gdt2pt(gdt):
    """Translate GDAL data type to WKT Raster pixel type."""
    pixtypes = {
        gdalc.GDT_Byte    : { 'name': 'PT_8BUI',  'id':  4 },
        gdalc.GDT_Int8    : { 'name': 'PT_8BSI',  'id':  3 },
        gdalc.GDT_Int16   : { 'name': 'PT_16BSI', 'id':  5 },
        gdalc.GDT_UInt16  : { 'name': 'PT_16BUI', 'id':  6 },
        gdalc.GDT_Int32   : { 'name': 'PT_32BSI', 'id':  7 },
        gdalc.GDT_UInt32  : { 'name': 'PT_32BUI', 'id':  8 },
        gdalc.GDT_Float32 : { 'name': 'PT_32BF',  'id': 10 },
        gdalc.GDT_Float64 : { 'name': 'PT_64BF',  'id': 11 }
        }
 
    if hasattr(gdalc, 'GDT_Float16'):
        pixtypes[gdalc.GDT_Float16] = { 'name': 'PT_16BF', 'id': 9 }
    
    # XXX: Uncomment these logs to debug types translation
    #logit('MSG: Input GDAL pixel type: %s (%d)\n' % (gdal.GetDataTypeName(gdt), gdt))
    #logit('MSG: Output WKTRaster pixel type: %(name)s (%(id)d)\n' % (pixtypes.get(gdt, 13)))
 
    return pixtypes.get(gdt, 13)