[GRASS-user] Importing From GeoPDF

[Dave Kindem]

Thanks.

R. composite seems like the best approach here. 

Dave

Dave Kindem
dkindem at gmail.com
616.402.0864

On Aug 19, 2012, at 4:53 PM, Michael Barton wrote:

> If you have 3 red, green, blue channels, you can combine them to display using d.rgb (under the special raster menu button in the layer manager) or combine them into a single color map using r.composite.
> 
> Michael
> ____________________
> C. Michael Barton
> Director, Center for Social Dynamics & Complexity 
> Professor of Anthropology, School of Human Evolution & Social Change
> Arizona State University
> 
> voice:  480-965-6262 (SHESC), 480-727-9746 (CSDC)
> fax:          480-965-7671 (SHESC),  480-727-0709 (CSDC)
> www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu
> 
> 
> 
> On Aug 19, 2012, at 12:00 PM, <grass-user-request at lists.osgeo.org>
>  wrote:
> 
>> From: Dave Kindem <dkindem at gmail.com>
>> Subject: [GRASS-user] Importing From GeoPDF
>> Date: August 19, 2012 8:00:21 AM MST
>> To: <grass-user at lists.osgeo.org>
>> 
>> 
>> Hello,
>> 
>> I'm trying to import a new-style GeoPDF USGS topo map into an existing GRASS location as a raster layer.  I've converted the file to a GeoTIFF with gdal_translate and then adjusted to projection using gdalwarp.  When I import the GeoTIFF into GRASS, each color band is written as a separate layer:
>>> r.in.gdal input=/Users/dkindem/MI_Grand_Haven_20110923_TM_geo_wgs.tif output=MI_Grand_Haven_20110923_TM_geo_wgs
>>> Projection of input dataset and current location appear to match
>>> r.in.gdal complete. Raster map <MI_Grand_Haven_20110923_TM_geo_wgs.red> created.
>>> r.in.gdal complete. Raster map <MI_Grand_Haven_20110923_TM_geo_wgs.green> created.
>>> r.in.gdal complete. Raster map <MI_Grand_Haven_20110923_TM_geo_wgs.blue> created.
>>> (Sun Aug 19 10:50:07 2012) Command finished (2 sec)                
>> 
>> 
>> Each layer displays (in monochrome), but I'd like to create a single, color, layer.
>> 
>> I'm curious to know if others have encountered this, or have thoughts on the issue.
>> 
>> Thanks in advance,
>> 
>> Dave
>> 
>> Dave Kindem
>> Grand Haven, MI
> 

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