I'm fairly new to GIS work.
I have a DEM in raster format, that is unfortunately not properly meta-referenced. In other words it has a legend where each color is assigned with the respective elevation, but no program I have could work with it. So what I think I need to do is, assign each color the respective elevation value and then turn it into a proper DEM to work with (the terminal result should be a *.XYZ file). But I don't really know how...
Programs I use(d):
- Global Mapper
The DEM file with and without legend: