[postgis-devel] [PostGIS] #1808: [raster] Raster importation creates gaps and corrupted data

PostGIS trac at osgeo.org
Wed May 9 16:29:14 PDT 2012


#1808: [raster] Raster importation creates gaps and corrupted data
---------------------+------------------------------------------------------
 Reporter:  molgor   |       Owner:  pramsey      
     Type:  defect   |      Status:  new          
 Priority:  high     |   Milestone:  PostGIS 2.0.1
Component:  postgis  |     Version:  2.0.x        
 Keywords:           |  
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 Hello everyone,

 I have imported raster data to postgis 2.0 with '''raster2pgsql'''.

 Loaded that table into postgis using the ''add raster postgis'' plugin and
 got an almost useless raster.

 Firstly I thought it could be a QGIS problem, but after quering the
 ST_Value of that dataset on a point where the gap occurs, it returns an
 empty value (not the nodata value).

 I tried to import the raster with the 'out-db' option with similar
 results.

 I exported the raster table on a png file and the gaps persists.

 The png file is attached to this ticket.

 The original image is 2.1GB in geotif format

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/1808>
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