Category: NZTekonverse -> Graphics
-
NZ Rail Maps: Using Gimp To Georeference Retrolens Aerial Photos [1]: Introduction
OK so here is another post in the NZ Rail Maps category and this post will explain how I carry out the georeferencing of the historical Retrolens aerial photos to produce the maps for the NZ Rail Maps project. This is a very rewarding aspect of the project but it does take a lot of…
-
NZ Rail Maps: Large Area Raster Tiles At Reduced Quality Setting
Using Qgis to draw the maps, we’ve run against a few times some sort of limitation on the number of raster layers that it seems to have, which runs out a long time before hitting the actual resource limits of the computer it’s running on. This in turn limits the number of raster layers that…