[postgis-devel] [PostGIS] #1572: [raster] ST_PixelAsPolygons() should work even with no band raster

[PostGIS]

#1572: [raster] ST_PixelAsPolygons() should work even with no band raster
-------------------------+--------------------------------------------------
 Reporter:  pracine      |       Owner:  pracine      
     Type:  enhancement  |      Status:  new          
 Priority:  low          |   Milestone:  PostGIS 2.0.0
Component:  raster       |     Version:  trunk        
 Keywords:               |  
-------------------------+--------------------------------------------------
 {{{
 SELECT ST_Asbinary((gv).geom) geom, (gv).val
 FROM (SELECT ST_PixelAsPolygons(ST_MakeEmptyRaster(4, 4, 0, 0, 1, 1, 0, 0,
 0)) gv) foo
 }}}

 should return a set of (geometry, null, x, y) geomvalxy.

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/1572>
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