[R-sig-Geo] georeferencing image from scratch
Dominik.Schneider at colorado.edu
Mon Aug 17 16:51:00 CEST 2015
did you try alignExtent() in the raster package?
o 303.735.6296 | c 518.956.3978
On Mon, Aug 17, 2015 at 8:34 AM, Loïc Dutrieux <loic.dutrieux at wur.nl> wrote:
> Hi Marcelo,
> I don't see anything in raster or rgdal that would do that directly.
> However, this can be done I believe using gdal_translate / gdal_edit (for
> adding the GCPs to the dataset) + gdalwarp (for warping). Both
> gdal_translate and gdalwarp utilities have wrappers in the gdalUtils
> Loïc Dutrieux
> On 08/17/2015 11:43 AM, Marcelo Kittlein wrote:
>> Hi all
>> I want to change a MSS landsat image which has bad georeferencing.
>> I have a grid of points with correct georeferences and want to use them
>> to reproject the image to a correct reference system.
>> Is there some way to this in R using "raster" or other package?
>> in idrisi I used to resample the image using a correspondence file
>> (.cor) with xold yold xnew ynew values.
>> I wonder if there is something similar I can do in R? Thanks in advance
>> Marcelo Kittlein
>> R-sig-Geo mailing list
>> R-sig-Geo at r-project.org
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> R-sig-Geo at r-project.org
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