[postgis-tickets] [PostGIS] #2248: ST_AsGDALRaster Missing Spatial Reference

PostGIS trac at osgeo.org
Tue Mar 26 04:27:33 PDT 2013


#2248: ST_AsGDALRaster Missing Spatial Reference
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 Reporter:  digimap2k  |       Owner:  pramsey
     Type:  defect     |      Status:  new    
 Priority:  medium     |   Milestone:         
Component:  postgis    |     Version:  2.0.x  
 Keywords:             |  
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 I have a table full of rasters imported through the raster2pgsql script.
 They all index fine, they report metadatam and SRID correctly, they work
 as expected with intersect statements, they transform into other SRS
 projections just fine. I can export them using ST_AsPNG and they look
 perfect.

 The problem is when I export to GTiff using....

 ST_AsGDALRaster(rast, 'GTiff')

 I write the resulting file out to disk and run gdalinfo on it. The co-
 ordinates are all fine BUT the projection is written out as an unnamed
 LOCAL_CS rather than the expected PROJ_CS corresponding to the SRID of the
 raster. Is this expected behaviour?

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/2248>
PostGIS <http://trac.osgeo.org/postgis/>
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