Questions tagged [convert]

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

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31 views

Is there any easy way of transforming the result of a SpatiaLite query on GeoJSON?

I've converted a huge Shapefile into a SpatiaLite file because I need to make a query that uses a spatial index. My problem started on this question where I wanted to filter a specific area of a ...
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0answers
36 views

Converting XML file into shapefile or PostGIS database [closed]

I am trying to find a Python tool to convert .xml-file to shapefile or to convert it directly from .xml to PostGIS database (I am using old schema editor it export only .xml-file).
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0answers
43 views

Rotating GPS coordinates and converting to map image [closed]

I am totally uneducated in mapping and GPS etc. I am a programmer only. I have been tasked with converting GPS coordinates that a user captures whilst walking around with their mobile device and ...
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1answer
57 views

Importing and merging GeoJSON files in QGIS

I have got a dataset of GeoJSON files (26000 polygons). This is the first time for me to work on GeoJSON format and I need to import all rectangles into QGIS, and crucially, I need to dissolve any ...
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1answer
25 views

Convert latitude/longitude to three dimensional space

I am working to convert longitude to latitude to three-dimensional space in the form of x,y,z. def transform(lat, lon): x = np.cos(np.radians(lat)) * np.cos(np.radians(lon)) y = np.cos(np....
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0answers
17 views

(Auto)Convertion from point-coordinates (postgres) [duplicate]

When loading data from my postgres-db (where I can only read from, so not my own db) the field with the point-coordinates like .. 'POINT(390002.1610814564 6001433.406049595)' .. are getting (auto)...
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1answer
91 views

Convert x,y coordinates into CRS:84 for GeoJSON

I have several .tif (GeoTIFF) images each with different CRS and spatial resolutions. For each image (.tif file), I have the CRS, 4 extents, data type and pixel size. I then use these images in an ...
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0answers
17 views

How to convert shapefile to AutoCAD DWG using a 1:1 scale in ArcGIS Desktop?

I have a potential job that has a requirement of delivering a boundary in AutoCAD. These are the requirements: Digital copy of wetland delineation in AutoCAD shall be provided, with the survey at 1:1 ...
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1answer
30 views

Are there any free and open source tools to convert JPEG/GeoTIFFs to CADRG format?

I am trying to convert some JPEGs/GeoTIFFs into CADRG format. I have tried to use GDAL in QGIS to convert to RPF/ADRG but with no success. There are licensed tools like ERDAS/Global Mapper which give ...
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1answer
31 views

Using R to convert British National Grid to/from WGS84 without creating spatial object

I have several million coordinates (which are either British National Grid or Long/Lat) and need to convert them. I know using R you can do this in a spatial operation (such as in my example below ...
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0answers
17 views

PROJ: Using pipeline in C++ API

I have to convert (lat,lon) coordinates from WGS84 (ITRF2014) to ETRS89 (Finland) (lat,lon) in a C++ program. I am not experienced PROJ user, I have used proj.4 sometimes. From command line: projinfo -...
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1answer
46 views

Converting geopackage to feature class (shapefile or geodatabase) using ArcGIS Pro

I work with ArcGIS Pro and got a geopackage (.gpkg) from a client. It seems that one cannot directly work with the geopackage data in ArcGIS, so I would like to convert it to a shapefile or feature ...
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1answer
31 views

Converting excel integer date format to datetime using QGIS

How to convert Microsoft Excel date format to datetime format using QGIS? In example: 43089 in MS Excel is 2017-12-20.
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1answer
61 views

Very simple Latitude/Longitude to WGS84 conversion

As from here, I'm using the OpenTopography API to download a geoTiff heightmap, and it uses 4 WGS84 Coordinates, but the map I've supplied to the user gives back longitude/latitude coordinates. I'm ...
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1answer
28 views

Exporting GDB as raster

I am using ArcMap 10.8 to export Data (from the Table of Contents menu). So I chose - Data - Export Data. I then change my location from a gdb to a folder, so I can have the ability to chose the TIFF ...
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0answers
26 views

Converting .mvt file to .shp file

I managed to scrape an .mvt (mapbox vector tile) file from an online interactive map: here. I procured a landuse development layer. What I want to do is, to reproject this to EPSG:4326 WGS 84 so that ...
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0answers
30 views

Converting VB Script into Python

I have some old VB scripts which an I am wanting to turn them into Python. My old VB code reads If [LAND_TYPE]="RESVE" Then val = [LAND_NAME] elseIf [LAND_NAME] = "UCL" Then val = [...
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1answer
79 views

How to convert Multipolygon to GeometryCollection?

I get this error (Script Error, File too large: larger than 512kb) in Google Earth Engine and my layer is a Multypolygon, just with 86 polygons. I have another layer with 300 polygons without any ...
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0answers
24 views

Convert .bmp file into.tiff format

Can I convert one big .bmp file (size is 19GB (high resolution city map)) into one or several .tiff format files without dividing this .bmp file into smaller tiles?
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0answers
41 views

Converting SVG files to GeoJSON

I am struggling with converting SVG files (with geographic coordinate metadata) into a GeoJSON file. I have been trying the svg2geojson command line util and online conversion tool MyGeodata Cloud. ...
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1answer
55 views

DWG to GeoJSON in QGIS 3.18

I am Using QGIS 3.18 or 3.10. I have imported a DWG file with many layers and many type of features (hatch, point, polyline). I want to converts them to GeojSON format. Is there a way to export all ...
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0answers
56 views

Convert shapefile to DWG with FME keeping all the attributes from shapefile

I have a shapefile that I want to convert to a DWG file. I want to be able to see all the information (of attribute table) shapefile to the layer properties on AutoCAD. I have tried many things but ...
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1answer
61 views

Convert xy Cartesian field in CSV file to shapefile with latitude and longitude field

I am trying to convert the CSV file that I have for a shapefile. The CSV file contains a Cartesian xy coordinate field that I wanted to convert to xy longitude and latitude field in the shapefile. I ...
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1answer
24 views

Remove overlaps and no data areas from GeoTIFF display in Global Mapper

I have two GeoTIFF files that are in UTM projection. I am opening them in Global Mapper v17 and they are displaying like this: My issue is that the "black" areas (which I presume are areas ...
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1answer
37 views

Convert shapefile to SVG while keeping attributes

Is there a way to export shapefile to SVG while keeping attributes? I tried the mapshaper and QGIS' Mapprinter plugin but with no result, I get the geometry only but I need attributes. I want when I ...
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0answers
10 views

Language Translation: map outputs to XLIFF or similar for the purpose of translation

A series of maps that i'll be producing with English text and labels will need to be sent to a certified translator. I'll be exporting the maps from GIS as PDF format. When the output PDFs were sent ...
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1answer
35 views

Converting a drawn map into vector tiles [closed]

I am looking into how to turn a fantasy map into vector tiles so it can imported into something like Mapbox but I'm getting drowned in information and I can't find the start point in the process, what ...
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1answer
41 views

ArcGIS layer to KML Python script gives TypeError: can only concatenate tuple (not “str”) to tuple

I have some shapefiles to convert into KML file with a specific legend icon. So I tried to rearrange symbology and convert those shapefiles into .lyr files. After that, I put those files into a folder ...
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1answer
54 views

Warning: skipping unsupported geometry type 'Compound Curve' when using v.transform

I am trying to transform data in QGIS from a DXF file. I keep getting the error: Warning: skipping unsupported geometry type. Compound Curve when I do a v.transform. Eventually, I want to store the ...
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2answers
99 views

Saving two shapefiles into one GeoJSON

I have 2 shapefiles in QGIS (one point layer and one Line layer as shown in Figure). I am trying to save these two layers in one GeoJSON. I have seen some of the previous answers such as answer [1] , ...
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1answer
58 views

Convert Esri file gdb to PostGIS

I am trying to convert Esri file gdb to PostGIS I created a new database : 'newkelibia' with pgAdmin 4 using OSGeo4W shell I executed this : ogr2ogr, -f "PostgreSQL" PG:"host=...
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1answer
133 views

Opening old QGIS model in current QGIS versions

There is an older answer by @underdark to this post: Finding centrelines from polygons in QGIS? She links a QGIS model that apparently was created in QGIS 2.12. It has the file extension .model When I ...
3
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1answer
89 views

Data conversion between Shapefile and Geopackage: does it affect accuracy of data?

I use Shapefile as interchange format and Geopackage as the format to to processing. So I convert file format at least twice between Shapefile and Geopackage. Does/can this somehow affect the data ...
1
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1answer
62 views

Conversion of coordinates into degrees, minutes and seconds to decimal degrees

Within the framework of manual marker input (Adding GeoJSON properties when creating marker in Leaflet), I would like to propose the conversion of coordinates in degrees, minutes, and seconds to ...
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1answer
44 views

Creating a dynamic KML using a websites API with Python

I'm trying to create a KML that will dynamically update using an API call in python based off where the user is currently looking. I've tried to include as much commented work as possible for what I'...
2
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1answer
59 views

Converting shapefile to WKT file

I have one country layer in a shapefile consisting of a lot of attributes, but the result needs to be in WKT file/format. I'm using QGIS 3.12 . I'd tried GetWKT Plugin but it limited to one selected ...
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0answers
27 views

Converting linestring of the imported DXF to a closed polygon

Is there a way to convert linestring of the imported DXF file to a closed polygon? I am using QGIS 3.10.
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1answer
42 views

Rasterizing shapefile with attribute value as pixel value labels with GDAL in Python

I am new to GDAL and geom shapefiles. I have a 3-band .img file (with other associated files) as raster images. And also a shapefile which includes 10000+ features (multi-polygons), the properties of ...
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1answer
50 views

Convert st_make_grid object to shapefile

I've created the following grid: my_grid_geom = st_make_grid(CLC18, cellsize = 0.4) my_grid = st_sf(geom = my_grid_geom) plot(my_grid) I would like to convert this grid now into a shapefile for ...
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0answers
18 views

Convert Mapsforge (v3) rendertheme to Mapbox style?

Is it possible to convert a Mapsforge (v3, but also works in v5; both versions are included in c:geo for example) rendertheme (XML file plus patterns and symbols) to something usable as style in ...
3
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3answers
444 views

Converting x,y coordinates (EPSG:102002) to latitude,longitude (EPSG:4326) [duplicate]

I have ranges of x and y coordinates in EPSG:102002 GRS 80 that I need to convert into EPSG:4326 WGS 84. I have tried different suggestions here and here but nothing has worked so far. I find myself ...
3
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2answers
186 views

Convert from Alt/Az coordinates w.r.t. point on surface to (x,y,z) w.r.t Earth centre?

I know how an antenna located on Earth surface is pointing to an object in space, by means of Altitude and Azimuth. I would like to show the pointed object in the 3d view, so, as far as I can ...
9
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1answer
486 views

Why does the same UTM northing give different values when converted to latitude?

I'm converting two coordinates from UTM to latitude/longitude. The coordinates are: Easting: 657787 Northing: 7795664 and Easting: 658144 Northing: 7795664 Both from zone 23S (EPSG:31998) or 23K (...
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0answers
24 views

GDAL tools creating artefacts [closed]

I am running the following line in a bash script: gdal_translate -of JP2KAK ${2}.vrt ${2}.jp2 to convert a virtual mosaic created with gdalbuildvrt to a JP2 file of the same name. The command produces ...
1
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1answer
90 views

How to format coordinates as preparation for transformation to WGS1984 in ArcMap 10.8?

I have a pointshape with a lot of points, containing X and Y values projected in krasovsky_1940_albers. I want to transform the projection to WGS1984 and tried to use the Tool "Convert Coordinate ...
3
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1answer
147 views

Converting grayscale VRT to palleted VRT using GDAL tools

I have this virtual file called virtual-raster.vrt with the following gdalinfo of: Band 1 Block=1x1 Type=Float32, ColorInterp=Gray I just want to convert it into a palleted one like so: Band 1 Block=...
2
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1answer
145 views

Converting a component of a shapefile into a GeoTIFF file in R

I'm trying to obtain a GeoTIFF map of the WWF biomes, using their shapefile download: https://www.worldwildlife.org/publications/terrestrial-ecoregions-of-the-world The purpose of this is to ...
2
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1answer
290 views

Converting DataFrame with geometry column into GeoDataFrame in Pandas

I have this DataFrame: In [120]: a Out[120]: a b c 0 111 333 [POINT (0 0)] 1 222 444 [POINT (0 0)] I am trying to convert with the next line, but it fails: In [125]: b = ...
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0answers
21 views

Can I extract multiple bands/subdatasets from the HDF file into a TIFF file?

I have some HDF5 files with the following structure: (I've removed all the metadata output) > gdalinfo MOD09GA.A2020278.h29v05.006.2020280062342.hdf Driver: HDF4/Hierarchical Data Format Release 4 ...
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0answers
55 views

Converting points with Easting and Northing to polygons of GB OS Grid references?

Is there a tool or procedure on ArcMap 10.8 (similar to the Tom.bio plugin in QGIS) that allows the conversion of points with easting, northing and grid reference info into polygons of GB OS Grid ...

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