[GRASS-dev] [GRASS GIS] #2055: r.in.gdal lacks flag "-r Limit import to the current region"

[GRASS GIS]

#2055: r.in.gdal lacks flag "-r Limit import to the current region"
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 Reporter:  neteler      |       Owner:  grass-dev@…              
     Type:  enhancement  |      Status:  new                      
 Priority:  normal       |   Milestone:  7.0.0                    
Component:  Raster       |     Version:  svn-trunk                
 Keywords:  r.in.gdal    |    Platform:  Unspecified              
      Cpu:  Unspecified  |  
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Comment(by mmetz):

 Replying to [comment:2 neteler]:
 > Replying to [comment:1 mmetz]:
 > ...
 > > Limiting the import to the current region followed by resampling would
 thus eat away rows and columns at the region's borders.
 > >
 > > What would be the advantage of r.in.gdal -r?
 >
 > That would exactly be my use case. Example: I need a tiny area from the
 huge
 > Black Marble map or the gmted2010 DEM (files in GB range). Getting it in
 at
 > original resolution but cut to my area would be very useful as optional
 flag.

 Why would it be useful, even though it would introduce resampling
 artefacts? Why not use r.external?

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Ticket URL: <http://trac.osgeo.org/grass/ticket/2055#comment:3>
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