[gdal-dev] Re: Shapefile to Arc/info ascii

[Hermann Peifer]

Jonas Malmqvist wrote:
> 
> *Put together a mosaic of several shape files into one single shape file.

http://www.gdal.org/ogr/drv_shapefile.html
(see the example at the bottom of the page)

> *Crop a rectangular area of the new shape file.
> *Rasterize the new shapefile file (all shapes should be used) with a 
> specific resolution in x and y and specify which attribute column that 
> should be rasterized.

Create a blank raster file in the desired extents and resolution, e.g. 
via gdal_translate, see 
http://lists.osgeo.org/pipermail/gdal-dev/2008-February/016061.html

Finally: gdal_rasterize -a ...
see http://www.gdal.org/gdal_rasterize.html

Hermann