[GRASS-dev] [GRASS GIS] #2206: update georectifyer tutorial

GRASS GIS trac at osgeo.org
Tue Mar 4 23:40:10 PST 2014


#2206: update georectifyer tutorial
--------------------------+-------------------------------------------------
 Reporter:  hamish        |       Owner:  grass-dev@…              
     Type:  task          |      Status:  new                      
 Priority:  normal        |   Milestone:  Website                  
Component:  Docs          |     Version:  6.4.3                    
 Keywords:  georectifier  |    Platform:  All                      
      Cpu:  Unspecified   |  
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 Hi,

 just trying to help someone with the georectifyer tool, and it seems we
 don't have a good step by step tutorial for it explaining the workflow.

 raw image + GPS points of features in the image --> projected image in
 local UTM.

 any copyright-free aerial photos of North Carolina about?


 here's the old page for tcl/tk:
   http://grasswiki.osgeo.org/wiki/Georeferencing

 (still valid if you tell g.gui to use tcl/tk..)

 note the old i.points workflow was push from simple x,y to target
 location, and the new wxGUI way is to pull from simple x,y into projected
 location.  -- can we skip the import to simple x,y and work with
 unreferenced jpegs directly?

 see also http://grass.osgeo.org/grass64/manuals/wxGUI.GCP_Manager.html


 thanks,
 Hamish

-- 
Ticket URL: <https://trac.osgeo.org/grass/ticket/2206>
GRASS GIS <http://grass.osgeo.org>



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