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QGIS is a cross-platform GIS application licensed under the GNU General Public License.

1 vote

Seeing lat, lot coordinates in raster and getting pixel value

You can go to Plugins->Manage and Install Plugins , then click "Get More" and find the "Point Sampling Tool", then you just press Install. This tool takes a layer of points (which will be your coordi …
jonnyhuck's user avatar
  • 447
0 votes
Accepted

Sub-dividing KML files

All you need is to go in QGIS to Vector->Geoprocessing Tools->Dissolve Which will open the dialog for the "Dissolve" tool. …
jonnyhuck's user avatar
  • 447
0 votes

Splitting irregular polygon into equal areas using QGIS?

There is a Plugin for QGIS that can do exactly this called Polygon Divider - details are available here: https://github.com/jonnyhuck/RFCL-PolygonDivider …
jonnyhuck's user avatar
  • 447
4 votes
1 answer
526 views

GDALWARP and OGR2OGR / CS2CS not agreeing on transformation?

+units=m +no_defs" in.tif out.tif An example of this can be seen below, where I digitised a vector layer around existing raster data, transformed both using the above commands, and then loaded into QGIS
jonnyhuck's user avatar
  • 447
1 vote
Accepted

Cut a polygon based on lines from another layer in GeoPandas

Good question - this problem is slightly trickier than it first seems because you are cutting polygons with multiple lines, and so need to do so recursively to make sure that you make all of the neces …
jonnyhuck's user avatar
  • 447