[GRASS-user] Georrectification using points

2010-05-24 Thread Luisa Peña
Greetings I have a few very-high resolution images that I need to georrectify in GRASS. Outside GRASS I created a text file with GCP position in the image and its real-coordinates. I have read this: http://grass.osgeo.org/wiki/Georeferencing I tried to use i.rectify but I didn't see no place to de

Re: [GRASS-user] Georrectification using points

2010-05-24 Thread Hamish
Luisa wrote: > I have a few very-high resolution images that I need to > georrectify in GRASS. Outside GRASS I created a text file with > GCP position in the image and its real-coordinates. > I have read this: http://grass.osgeo.org/wiki/Georeferencing > I tried to use i.rectify but I didn't see n

Re: [GRASS-user] Georrectification using points

2010-05-26 Thread Luisa Peña
> you can add to the POINTS file manually (create some dummy test, > points to see the simple text file format), or maybe more easily > use gdal_translate to add the GCPs to a geotiff then import > that. > > Uhm my question is how can I create a Points file that is added to the group? Regarding

Re: [GRASS-user] Georrectification using points

2010-05-26 Thread Hamish
Hamish: > you can add to the POINTS file manually (create some dummy test, > points to see the simple text file format), or maybe more easily > use gdal_translate to add the GCPs to a geotiff then import > that. Luisa wrote: > Uhm my question is how can I create a Points file that is added to the