[postgis-tickets] [PostGIS] #2829: [raster] Short-cut ST_Clip when extent fully contains raster extent

[PostGIS]

#2829: [raster] Short-cut ST_Clip when extent fully contains raster extent
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  Reporter:  strk         |       Owner:  dustymugs    
      Type:  enhancement  |      Status:  closed       
  Priority:  medium       |   Milestone:  PostGIS 2.1.4
 Component:  raster       |     Version:  trunk        
Resolution:  fixed        |    Keywords:  history      
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Comment(by dustymugs):

 Replying to [comment:4 strk]:
 > Why can't the shortcut take place in presence of NODATA values?

 If the user-specified NODATA differs from the band's NODATA, all pixels of
 the band has to be touched so as to change values to the new NODATA value
 from the old NODATA value.

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/2829#comment:6>
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