[postgis-tickets] [PostGIS] #2326: [raster]: ST_ColorMap doesn't respect nodata value

PostGIS trac at osgeo.org
Mon May 13 06:57:55 PDT 2013


#2326: [raster]: ST_ColorMap doesn't respect nodata value
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 Reporter:  robe    |       Owner:  dustymugs    
     Type:  defect  |      Status:  new          
 Priority:  medium  |   Milestone:  PostGIS 2.1.0
Component:  raster  |     Version:  trunk        
 Keywords:          |  
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Changes (by dustymugs):

  * version:  2.0.x => trunk


Comment:

 Correct.  This is by design.  There is no NODATA value set for any of the
 output raster's bands.  The ''nv'' paramater just maps the source band's
 NODATA value to something.  This is why most ''nv'' entries are: 0 0 0 0.

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/2326#comment:1>
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