[postgis-devel] [PostGIS] #588: [raster] Implement the one raster version of ST_MapAlgebra

PostGIS trac at osgeo.org
Wed Feb 16 22:10:54 PST 2011


#588: [raster] Implement the one raster version of ST_MapAlgebra
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  Reporter:  pracine         |       Owner:  jorgearevalo 
      Type:  task            |      Status:  closed       
  Priority:  medium          |   Milestone:  PostGIS 2.0.0
 Component:  postgis raster  |     Version:  trunk        
Resolution:  fixed           |    Keywords:               
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Comment(by robe):

 Jorge,

 I've documented this and provided an example, but I don't think the
 pixeltype setting thing is working right.  What is strange is I was able
 to set it to a 2BB once and then afterwards I couldn't it would stay as my
 original 8BUI.  So might be a memory bug that goes away after I restart my
 PostgreSQL server (I'll try that next).

 Rather than reopen this ticket -- wondering if its better if I just file a
 bug.  I think I ran into some other issues, like the rast term doesn't get
 replaced right if I do a complex expression like CASE WHEN rast... blah
 blah blah END

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/588#comment:5>
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