[GRASS-dev] [GRASS GIS] #2052: r.in.gdal should not by default call first three bands red, green, blue

[GRASS GIS]

#2052: r.in.gdal should not by default call first three bands red, green, blue
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 Reporter:  mlennert        |       Owner:  grass-dev@…              
     Type:  enhancement     |      Status:  new                      
 Priority:  normal          |   Milestone:  7.0.0                    
Component:  Raster          |     Version:  svn-trunk                
 Keywords:  r.in.gdal, rgb  |    Platform:  Unspecified              
      Cpu:  Unspecified     |  
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Comment(by mlennert):

 Replying to [comment:5 mmetz]:
 > Replying to [comment:4 mlennert]:
 > > Replying to [comment:2 hamish]:
 > > > I'm not 100% sure, but ISTR that it was libgdal doing that,
 r.in.gdal was just passing the band name along untouched. --> gdal band
 name detection bug?
 > >
 > > Yes and no: GDAL does return a !ColorInterp info which is "wrong", but
 this is apparently due to the original data:
 [https://trac.osgeo.org/gdal/ticket/5177]
 >
 > >
 > > The problem in r.in.gdal is here:
 [https://trac.osgeo.org/grass/browser/grass/trunk/raster/r.in.gdal/main.c#L525].
 >
 > That means the -k flag should be removed and the band number always used
 as suffix, or optionally the meaning of the -k flag should be reverted
 such that color names are appended only on request?

 Duh. I have to admit that I completely overlooked this flag. So the
 question is: what is less confusion for newcomers: have rgb extensions
 sometimes not be correct, or always only have numbers ?

 Moritz

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Ticket URL: <https://trac.osgeo.org/grass/ticket/2052#comment:6>
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