[GRASSLIST:7070] Re: vector map from scanned streetmap

Hamish hamish_nospam at yahoo.com
Tue Jun 7 20:23:44 EDT 2005


> I am new to using GIS and would like some help with GRASS 6.0.
> I am trying to digitise old streetmaps into vector format. The scanned
> images are in TIFF/PNG format and I want to draw vector graphics from
> them. Any hint of the best way of doing this? Is there any online
> documentation/tutorials you could point me to?

g.region rast=geotiff_map
v.digit -n map=newmap bgcmd="d.rast geotiff_map"
 - add any needed attribute columns in setup menu
 - go!



Hamish




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