Questions tagged [convert]

"Convert" usually tags questions where a change of physical file format or of coordinate representation is needed.

183 questions with no upvoted or accepted answers
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257 views

Python/PyQGIS - Count from Image corner using pixel x y to create x y coordinates

I have an output from a model which provides me with .txt file containing pixel X Y values. What I need to do is convert them to a set of coordinates (Irish grid, 29902). The images feed into the ...
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41 views

Can't display XY data in MXD on ArcGIS Desktop- onEnable error

When using Display XY data function on imported excel into MXD I get this error: and if I click on "ok" then I get this message: and the MXD get stuck and I must shut down the ArcGIS program. I know ...
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195 views

Converting XY coordinates in the Iberian peninsulate to lat, lon?

I have been looking for a way to convert XY coordinates (from a coordinate system based on ETRS89) to latitude and longitude coordinates. So far I have this function: from pyproj import Proj, ...
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30 views

When re-saving a GeoJSON file to a shapefile, the .dbf significantly increases in size

When re-saving a GeoJSON file to a shapefile, the .dbf significantly increases in size to the point where the file size becomes unmanageable. For example, I re-saved a 250 MB GeoJSON file to ...
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236 views

Convert WGS 84 Coordinates to Arc 1950 coordinates

How can I convert WGS 84 coordinates to [Arc 1950][35s] coordinates? e.g S12.14127 E25.96643 S12.23535 E25.90588 S12.23535 E25.90588 S12.23859 E25.79461 S12.27073 E25.66638
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77 views

Daily averages in local time from UTC

It has been almost 2 weeks since I started getting familiar with netCDF files and operators (NCO) and climate data operators (cdo) and I am not an experienced programmer. I have a folder which ...
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38 views

Retaining co-ordinate values with 6 significant figures when converting shapefile into Excel spreadsheet?

Using ArcGIS-desktop, I converted a shapefile, into an Excel table through the conversion tool Table to Excel, however my co-ordinates previously were specific to the 1x10-6 (i.e. 9.078627) but in the ...
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1answer
61 views

Converting single line into polygon plane in QGIS?

Is there a way to convert a line or multiple lines into polygon? I have a feature attribute as with, and the line represents the road. I want to convert every route into a polygon plane that somewhat ...
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50 views

How can I convert a MULTILINESTRING geodatabase file into a coordinate system with lat / long for individual points in a CSV file?

I have tried ogr2ogr, and QGIS but nothing seems to work for converting a MULTILINESTRING into individual lat/long coordinates. I am doing this in order to get it into a flat file so I can rearrange ...
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32 views

Error in points or military academy dataset?

I travel regularly to sites around Vietnam reported in declassified Australian military documents. All grid coordinates are reported in abbreviated MGRS and are usually quite accurate. In recent ...
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1answer
171 views

.tif to PCraster format conversion in QGIS 3.2

I am using QGIS 3.2 and trying to convert a resampled .tif file into PCRaster format which is used for a downstream model. Unfortunately when i try to export the resampled.tif file into PCRaster ...
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65 views

KML (with no data/feature) to shapefile

I have a .kml file and it opens on my Google Earth Pro. When I tried converting it through ArcMap it didn't work, an error occurred saying it had no data. On further googling about it, I understand ...
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157 views

Why is my DEM raster (.tif) not converting to TIN (Gives “Error 999999” instead)

I am working with a DEM raster file (.tif) which I am trying to convert into a TIN. However it won't let me do this and instead I get the following "ERROR 999999: Something unexpected caused the tool ...
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143 views

Vector data - .xml to CAD conversion

I have .xml file which involves geometry data I would like to convert into .dwg/.dgn/.shp file. File is written in Danish and I am not sure if that can be a problem. I am trying to use FME software ...
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71 views

Esri grid raster to GPS coordinates

I have a digital terrain model and a digital surface model which contain data in an Esri grid. The data in this files looks like this ncols 1251 nrows 1001 xllcorner 742499.5 yllcorner 328999.5 ...
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63 views

Converting from ESRI Shapefile to Aircom Asset data format

I've shapefile contains vector layer of 3D buildings with their Z values. I'm looking for help to convert this file to AIRCOM International’s ENTERPRISE format. The aim is to use converted vector ...
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37 views

Shift in polygons due to precision loss

I am experiencing some shifting polygon that I obtain via pixel to lat lon conversion. I have a program to do image processing in opencv that uses pixel coordinates and once I had obtain my contours, ...
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813 views

GDAL/ogr2ogr ( to convert osm to shapefile)

I use GDAL / ogr2ogr to convert osm to shapefile but I get an error. C:\Users\alo>ogr2ogr -f "ESRI Shapefile" outputdir "C:\Users\alo\Desktop\London.osm" Warning 1: Cannot find osmconf.ini ...
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417 views

Shapefile conversion to ascii grid

I'm working with shapefile files, but I need to convert to ASCII grid, and I was trying to use QGIS, but the following error occurred: File "/usr/share/qgis/python/plugins/GdalTools/tools/dialogBase....
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400 views

Exporting Feature Class to Shapefile in ModelBuilder?

ArcGis 10.4 I have to create buffers in the ModelBuilder. At one point I have a feature class from which I have to spatially select some items (via tool "select by location"). But this tool does not ...
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432 views

Leaflet Custom TileLayer - how to convert real-world coords to my map where centre is 0,0

I have a working leaflet map which utilizes a single TileLayer to display my custom map tiles. It's a cartoon style map of a real location and everything is to scale. In fact you could place a ...
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862 views

Convert CityGML

I get CityGML Data from an OpenData Portal of a German Federal State. Unfortunately I only have a Basic ArcGIS License, so I can't work with the Data Interoperability Extension. I'm fine in working ...
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455 views

How to convert GTFS stop data to a spreadsheet?

I'm trying to make a timetable in a spreadsheet by converting the agency's provided GTFS data. Unfortunately, I have been unable to find any tools for doing this. It seems as though many people use ...
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68 views

Converting feature to raster, missing values

I have converted many features from the same shapefile to rasters, but am now getting an issue where values are missing. Converting the percentage values in column a212 (data type long) produces a ...
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524 views

Automate conversion from SHP to GPX file with Python

I've been trying to establish a method whereby I can automatically convert a shapefile to a GPX file using python, but having terrible luck in doing so. Currently the only method that i've come ...
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543 views

Extracting information from Esri Grid Format (ADF) file using R?

I have an adf file that has a variety of "attribute" or field layers, and I am trying to extract one layer from that adf file, and convert it to a tiff image for further processing in python. Here is ...
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111 views

Trouble shooting ogr2ogr PostGres conversion to shapefile

I have a postgres database that I am trying to do a bulk export of to individual shapefiles. The database consists of several hundred tables. If I run this command: ogr2ogr -f "ESRI Shapefile" ...
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202 views

Alternative program to ogr2ogr

Is there an alternative program to ogr2ogr when trying to convert file formats? I've played around with ogr2ogr quite a bit lately (on Windows) but I can't get around some issues .. For example when ...
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1answer
2k views

Convert lat/lon into meters

I have a database of latitude, longitude and radius in the following form: 48180759,11518950,19.0 Both latitude and longitude are expressed in degrees but then multiplied by 1e6 (or 1000000). ...
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454 views

Transform map coordinates to page coordinate in ArcObjects

I have a map inside a page layout in ArcMap. Currently, I use this code to convert geographic coordinates to page coordinates: IMap map = ... IPageLayout pageLayout = ... IDisplayTransformation ...
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1answer
128 views

CAD data not overlaying in ArcGIS, but has correct coordinates in AutoCAD

I received a set of drawings that were drawn in millimetres but in the correct coordinate system; I use GDA94 with my coordinates in metres, so this should theoretically be a simple fix using my usual ...
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2answers
742 views

Convert CSV GPS Logs to GPX on Android (GPSBabel on Android)

I bought a GPS Logger - a small device that will, while turned on, log the GPS Coordinates to a SD card every second. It has no display and no other UI than 3 buttons and a couple of LEDs. The Device ...
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2k views

ArcMap “datum transformation is expected, but the parameter is empty” projection error

I have a feature class in GCS North American 1983 that I need to convert to US National Atlas Equal Area. When I try to use the Project feature in ArcToolbox, after selecting ...

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