[QGIS-trac] [Quantum GIS] #1929: transparency of 0 value do not apply to GDAL virtual rasters (vrt)

Quantum GIS qgis at qgis.org
Tue Sep 15 06:19:46 EDT 2009


#1929: transparency of 0 value do not apply to GDAL virtual rasters (vrt)
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   Reporter:  pcav                              |              Owner:  nobody       
       Type:  bug                               |             Status:  new          
   Priority:  major: does not work as expected  |          Milestone:  Version 1.4.0
  Component:  Rasters                           |            Version:  HEAD         
   Keywords:                                    |   Platform_version:               
   Platform:  All                               |           Must_fix:  No           
Status_info:  0                                 |  
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 If I load a virtual raster (BW, TIFF) and I apply full transparency to
 value 0 (to remove collars),
 the areas=0 remain white. If I do the same to individual TIFFs, the
 correctly become transparent: a
 bug, or a limitation of the VRT format?

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Ticket URL: <https://trac.osgeo.org/qgis/ticket/1929>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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