Bug report #7139

Wrong "no data" transparency in palletted rasters

Added by Giovanni Manghi over 6 years ago. Updated over 6 years ago.

Status:Closed
Priority:Severe/Regression
Assignee:-
Category:Rasters
Affected QGIS version:master Regression?:No
Operating System: Easy fix?:No
Pull Request or Patch supplied:No Resolution:fixed
Crashes QGIS or corrupts data:No Copied to github as #:16204

Description

In QGIS master it seems that the transparency of no data values is handled in the wrong way.

Open the attached raster and give it a little transparency, the no data values areas will become solid black/grey (depending on the amount of transparency).

It is a regression.

test_transparency2.tif.zip (2.64 MB) Giovanni Manghi, 2013-02-11 02:53 AM

Associated revisions

Revision 02ab0274
Added by Radim Blazek over 6 years ago

fixed raster paletted renderer for no data, fixes #7139

History

#1 Updated by Radim Blazek over 6 years ago

  • Status changed from Open to Closed

#2 Updated by Radim Blazek over 6 years ago

  • Resolution set to fixed

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