[postgis-tickets] [PostGIS] #2657: [raster] Respect imprecise real valued nodata

[PostGIS]

#2657: [raster] Respect imprecise real valued nodata
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 Reporter:  mlt     |       Owner:  dustymugs   
     Type:  defect  |      Status:  new         
 Priority:  medium  |   Milestone:  PostGIS GDAL
Component:  raster  |     Version:  2.0.x       
 Keywords:  nodata  |  
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Changes (by dustymugs):

  * version:  2.1.x => 2.0.x
  * milestone:  PostGIS 2.1.2 => PostGIS GDAL


Comment:

 ST_DumpAsPolygons() depends on GDALFPolygonize, which works with 32-bit
 floating point values.

 This isn't something we can't fix but I am in the process of writing a
 polygonization function directly in PostGIS that'll be pixel-type
 specific.

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/2657#comment:1>
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