Tagged Questions
1
vote
1answer
53 views
PROJ4 C++ API: Amersfoort RD New to WGS84
I try to convert between dutch RD New (EPSG:28992) and WGS84 (EPSG:4326) via PROJ4 C++ API.
On the console this works with:
cs2cs +proj=sterea +lat_0=52.15616055555555 +lon_0=5.38763888888889 ...
1
vote
1answer
70 views
Projection WGS 84 is slightly displaced referring to a hillshade in QGIS
I have a hillshade and a vector layer. The vector layer is slightly displaced referring the hillshade. About lat=100m and long=175m
The CRS of the project is EPSG:3397 - PD/83 / Gauss-Kruger zone 4.
...
2
votes
2answers
141 views
What's the best projection for rasterization of random latitude and longitude data in the northern Atlantic?
I have a dataset in the WGS84 geographic coordinate system that I would like to interpolate along a grid using Python.
It appears gdal_grid is not available through the Python bindings, so I plan to ...
2
votes
0answers
83 views
projection discrepancy with gdal (1.9) and proj4
I boiled the problem down to that python example:
import sys
try:
from osgeo import gdal
from osgeo import osr
except:
import gdal
import osr
if __name__ == '__main__':
version_num = ...
6
votes
1answer
601 views
Python script to convert Lat Long to ITM (Irish Transverse Mercator)
I am currently working on a python script that converts Lat Long (WGS84) to ITM. The formulas used are based on a paper published by OSGB (Appendix B):
...
4
votes
1answer
1k views
Characteristics of different methods to convert ECEF to LLA
I'm trying to convert ECEF (Earth Centered, Earth Fixed) coordinates, which are defined in X,Y,Z, centered at (0,0,0) to LLA (Latitude, Longitude, Altitude). There are a couple of methods I found on ...
6
votes
2answers
4k views
Converting projected geoTiff to WGS84 with GDAL and Python
Apologies if the following question is somewhat stupid, but I am only VERY new to this whole GIS thing.
I am trying to convert some projected geoTiff images to WGS84 using gdal in python. I have ...
2
votes
1answer
2k views
Converting Lambert Conformal Conic to WGS84 using Proj.4
I am attempting to transform data from Lambert Conformal Conic lat/long and I am having some issues with the results.
The shapefile I am attemtping to transform can be found here: ...
