[GRASSLIST:7645] Re: GRASS data to ArcView

Ian MacMillan ian_macmillan at umail.ucsb.edu
Wed Jul 20 14:32:43 EDT 2005


Martin, have you tried r.out.bin?  Also, when using r.out.ascii, did 
you specify the number of significant digits with dp=?  I might be 
wrong, but I don't think tiff supports decimal values.  I am not sure 
about the r.out.arc, i haven't really used it before.

-Ian



On Jul 20, 2005, at 8:10 AM, Martin Wegmann wrote:

> Hello,
>
> I just encountered the problem that my colleagues can't import data 
> exported
> from GRASS appropriately into ArcView.
> I tried to convince them to use GRASS but without success so far ,-)
>
> the raster to export specs are:
> Type of Map:  raster              Number of Categories: 255
> Data Type:    DCELL
> Rows:         2230
> Columns:      3434
> Total Cells:  7657820
> Range of data:    min =  0.000000 max = 35.653061
>
> r.out.tiff input=test output=test -t //results in 3 bands in ArcView 
> not in
> one; from ERDAS I know that I can specify if 1 or 3 (RGB) bands shall 
> be
> exported
>
> r.out.arc input=test output=- > test.grd //results in no image at all
>
> r.out.ascii does not import as well.
>
> I recognised missing endings of the exported files. Do I have to add 
> certain
> file specifications?
>
> Any experience with GRASS -> ArcView communication?
>
> regards, Martin
>
>
>
> -- 
> Martin Wegmann
>
> DLR - German Aerospace Center
> German Remote Sensing Data Center
> @
> Dept.of Geography
> Remote Sensing and Biodiversity Unit
> University of Wuerzburg
> Am Hubland
> 97074 Würzburg
>
> phone: +49-(0)931 - 888 4797
> fax:   +49-(0)931 - 888 4961
> http://www.biota-africa.org
> http://www.biogis.de
>




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