Grass extension from within OSGeo QGIS
It is not clear to me how the connection between GRASS and QGIS works. I am aware about GRASS plugin, GRASS tools in processing toolbox and GRASS GUI which comes with OSGeo installation. By default I...
View Articleproblem transforming CRS coordinates EPSG:4269 to EPSG:3857 in python
source_srs = get_srs(shp_abs_path) source_epsg = source_srs.GetAttrValue("PROJCS|GEOGCS|AUTHORITY", 1) print source_epsg #prints 4269 target_epsg = 3857 # because these are headed to leafletjs...
View ArticleUsing gdal-java of OSGeo4W
I would like to use gdal_polygonize and gdalinfo in java. This site says: “Note that OSGeo4W includes a gdal-java package and a Java runtime making it fairly easily to build local Java applications...
View ArticleCopying Feature from shapefile to new shapefile in c#?
I am Creating new shapefile from shapefile such as (Parcels.shp to Parc.shp) and i am success to copy one feature at a time but getting error when copying multiple feature suggest me. done:copy one...
View ArticleClik here to view.
How do a transform a geotiff image to use the projection of another image?
I have two sets of glib2 data from different sources which I would like to process together. Each image has a different projection and resolution (I don’t know if resolution is the correct word to use...
View ArticleFind unit of EPSG-Code
I need a way to find out the unit of an EPSG-Code (e.g: meter) from java (ogr, gdal, osgeo?) but any other approach would be fine as well. I want to do something like: if(epsg.unit==meter){ do this }...
View ArticleConverting JSON to GeoJSON MultiPoint using `ogr.CreateGeometryFromJSON`
I am trying to convert a JSON array to a geom in Python, by first converting it to a GeoJSON. I have point coordinates in a JSON array, [{'lat':100.0, 'lng':0.0},{'lat':101.0, 'lng':1.0'}] that I want...
View ArticleGetRasterBand() method for gdal in Python
I was going through a tutorial book called Python Geospatial Development. On the chapter on using working with geospatial data in python there is an example of a script meant to handle and analysis...
View Articleogr2ogr re-projection produces empty shapefile
I use the following to re-project a shapefile to EPSG 4326 using ogr2ogr: ogr2ogr -s_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" -t_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs"...
View ArticleSetting Up Lamp on my OSGEO ubuntu
I recently installed the latest OSGEO Lubuntu OS. As a plus it comes preinstalled with may tools and softwares. On windows it was easy to access WAMP SERVER but I am having trouble setting up and...
View Article
