Tag Archives: raster

Georeferencing QGIS output rasters

Some of the design packages I rely on use very crude GIS facilities. In fact, all they can support is a georeferenced raster as a background image, so it’s more of a rough map than GIS. It helps if these … Continue reading

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image georeferencing with QGIS

Quantum GIS (QGIS) has a very powerful image georeferencing module. What that allows you to do is convert screen pixels to a map of an area. The pixels could be from a scanned map or from a screen image. Scanned … Continue reading

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MNR DEM tiles

So I got the DEM tiles for my zone, couriered from Peterborough. Even zipped, they are several gigabytes. Here’s a visual guide to the tiles I got: It seems that every project I work on is split across several tiles. … Continue reading

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