[GRASS-user] Reading 'ecw'-files

[Markus Neteler]

On Tue, Oct 14, 2008 at 6:05 PM, Joop Goedbloed <jlgoedbloed at hetnet.nl> wrote:
> Hello Usersgroup
>
> Have a mapset of vectorfiles with a square of 1000x1000 m in a location
> There is also en set of 'ecw' files on dvd-rom with a square of 450x450m
> to read the ecw-files in grass and mapping them with the vevtos-files of
> 1000x1000m I wrote scripts
> to do this job.
>
> Here is an example of the script:
>
> #!/usr/bin/sh
> r.in.gdal -o 'input=/media/Luchtfoto'\''s Ven/207900_367650_75_2007.ecw' \
> output=207900_367650_75_2007 --overwrite
> r.in.gdal -o 'input=/media/Luchtfoto'\''s Ven/207900_368100_75_2007.ecw' \
> output=207900_368100_75_2007 --overwrite
> r.in.gdal -o 'input=/media/Luchtfoto'\''s Ven/207900_368550_75_2007.ecw' \
> output=207900_368550_75_2007 --overwrite
> r.in.gdal -o 'input=/media/Luchtfoto'\''s Ven/208350_368550_75_2007.ecw' \
> output=208350_368550_75_2007 --overwrite
> g.region vect=gbknH02 at venlo

here you are missing
g.region vect=gbknH02 at venlo align=207900_367650_75_2007.red

...
> this scrip works fine but the resulting map is very poor resollusion
> is ther any way making a better quality map (Higher resolution)

You need to set to the resolution of the raster map as well. Otherwise
it takes the previously set resolution.

Markus