Questions tagged [convert]

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

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1answer
27 views

Finding unconnected polylines and connecting them using QGIS?

I have a pipeline network, during manual digitization have a lot pipes unconnect. Is there any way to find pipes unconnect and edit it in QGIS?
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2answers
87 views

Converting large data with lat and long into X and Y?

I have 9888562 records in dataframe and I would like to convert my lat, long to UTM x,y. according to my code, I have used pyproj package but because my data are too much it takes a long time and ...
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0answers
20 views

Java - Conversion from NAD27 to WGS84

I'm in the process of adding automatic CRS conversion to a Spark application and running into some problems with the implementation. Each row in a dataframe that is being converted will contain ...
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0answers
26 views

Copy multiple rasterfiles into geopackage

I have a folder with ~100+ raster images which covers my study area (the data comes in .ecw or .tiff, i have both at hand). How do i get them into one geopackage without having to go the export -> ...
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1answer
58 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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4answers
149 views

Convert shapefile to KML

I have one big layer which contains many polygons. This layer is a shapefile and I want to convert it to be many layers, each layer containing one polygon, and those polygon layers should be saved as ...
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0answers
18 views

Converting .ers raster to .shp?

I am trying to convert .ers-raster into shapefile using ERDAS. It keeps saying "input must be thematic". Any solutions to this or any other method by which I can convert .ers raster into shapefile, ...
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0answers
15 views

Loading a georeferenced GIF with an OziExplorer Map Data File into a Garmin GNSS receiver?

I have a map as a Graphics Interchange Format (GIF) file and an associated American Standard Code for Information Interchange (ASCII) file which has a .map extension. The content of the ASCII file ...
2
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1answer
38 views

Converting tabular data with multiline string field using FME?

I have data in a table. One of the fields has pairs of coordinates. The coordinate pairs represent a point and the points joined in order to represent a line. The number of coordinate pairs varies. ...
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0answers
24 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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1answer
36 views

Extracting vector information from a .dwg file into a QGIS environment?

I have a few CAD files in the .dwg format and I am trying to extract the data into a QGIS environment. The CAD files have a large number of different layers that represent different types of assets eg....
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0answers
8 views

Raster Transformation from NAVD88 to NGVD29 - is it possible?

Using ArcMap 10.5.1 and I do not see an option to transform vertically a raster FROM NAVD88 to NGVD29. I do see the reverse, but not what I'm looking for. Any ideas?
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0answers
60 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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1answer
52 views

Convert WKT to image [closed]

Is there any way to convert WKT like MULTILINESTRING ((48.8744070530328 34.71707055692468, 49.127092599907755 34.72892221300337, 48.89363312725153 34.70987407974113, 48.93002533916562 34....
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0answers
40 views

Converting from EPSG 25833 to WGS 4326 using QGIS? [duplicate]

I have a layer of Brandenburg (Germany) in EPSG 25833 which I want to tranfrom to EPSG 4326. Similar to this answer to Transforming shapefile to WGS:84 (EPSG: 4326) in QGIS?, I set the CRS to EPSG ...
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0answers
53 views

Convert SHP to JSON

I need to convert shapefile to JSON in the following data structure.How can I do this? { "field": [ { "latitude": 52.8812385372, "longitude": 6.9287692025 }, { "...
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2answers
67 views

Converting GOES x,y coordinates from a 2D fixed grid into latitude and longitude

I am working with some GOES data in Python and I want to grab latitude/longitude coordinates from the data. GOES' stores their projection data in radians under x,y variables that are used to project ...
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0answers
23 views

Transform UTM 33 N to ETRS 89 ( epoch 2018.5)

I'm asked to convert coordinates from the WGS 84 UTM 33N system to the ETRS89 with epoch 2018.5. So from a projected to a geographic system. I have no idea how to start with this. I know UTM = ETRS ...
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1answer
50 views

Converting from Washington State Plane Coordinates to Web Mercator? [closed]

I received coordinate data in Washington State Plane: EPSG:14602. I need to convert this to EPSG: 3857, aka Web Mercator. I'm using Javascript. Here's what I've tried so far: Using OpenLayers: ol....
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0answers
60 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 ...
3
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1answer
56 views

Converting Lat Long CSV file to meters using ArcGIS Desktop?

I have a large file in a CSV or excel format and want to convert the Lat longs into Northings and Eastings in order to then put them into ArcGIS Desktop and convert those Northings and Eastings into a ...
2
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1answer
99 views

Converting Degrees Minutes Seconds to Decimal Degrees for coordinates?

I have a list of coordinates I'm trying to put into a csv and then convert to points in ArcMap. I tried converting them to decimal degrees because at first they appear to be in DMS. When I plotted the ...
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1answer
55 views

Converting Northing and Easting to Lat and lon using QGIS

I have a shapefile and I want to export it to a CSV file, with the difference, that I want it to have Lat and Lon instead or in addition to the easting and northing columns. I've tried changing the ...
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0answers
30 views

How to specify file format of Split Vector Layer in QGIS [duplicate]

I'm attempting to use the Split Vector Layer tool in QGIS (see screenshot below) in order to separate a larger shapefile into its constituent components by object ID. The tool accomplishes this ...
1
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2answers
54 views

Convert a tab (Mapinfo) file to ESRI Shapefile with ogr2ogr

I want to convert a tab file created with MapInfo to an ESRI Shapefile (.shp) using ogr2ogr in command line. I did the following ogr2ogr -f 'ESRI Shapefile' "file.shp" "file.tab" but it gives an ...
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0answers
37 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 ...
2
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0answers
63 views

Converting historic map data (raster) into polygon format? [closed]

How do I convert historical buildings from map data (raster) into a polygon format? The historic maps that I am referencing are the Sanborn Fire Insurance Maps. Here is the link to an example in case ...
1
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2answers
101 views

Convert GeoJSON directly to geodatabase

I'm looking for a way to convert a GeoJSON File (from overpass-turbo.eu) directly into a Feature Class in an Esri geodatabase. Normally I'm doing this by loading the GeoJSON into QGIS, Export it to a ...
1
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2answers
75 views

Need a specific field in FME KMZ to shapefile conversion

I am converting a KMZ to shapefile and need to see a field called "Type Name", but it is not in any of the shapefiles' attribute tables. I have every name exposed in Format Attributes in the Reader ...
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0answers
32 views

Convert KAP files

I've got some .KAP files which are missing spatial data and as such, I cannot convert them into something more useful like a .TIF image. I've been using FME which errors on these files with "Failed to ...
2
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0answers
55 views

Conversion to_string provides NULL in QGIS

I've been trying to convert a decimal row into a string row using a few methods. Below is my CSV file: also, note that csv header has been updated too, State;AverageRainfall;ProbabilityBelow;...
3
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2answers
104 views

QGIS - Convert a text field to a clickable hyperlink, hotlink, or URL?

Just starting out learning QGIS, on version 3.6.3 Windows 64 bit. I have imported some data into QGIS. When I click the parcel I would like for the "WIC" field attribute to be a clickable hyperlink, ...
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3answers
87 views

Error in Converting XY Coordinates to Lat-Long Using r proj4 Library

I am trying to write a script that will allow my colleagues to easily convert XY coordinates into lat and long. The idea here is to take a spreadsheet with only X and Y available and create a new ...
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0answers
30 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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0answers
30 views

Convert Mapbox vector tiles to GeoJSON in browser

Although Mapbox's vt2geojson is fine for node use, I need to convert vector tiles to JSON in the browser. I haven't found a browser based solution for this. Is there one? Possibly the solution is ...
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0answers
376 views

Converting vector in NED to ECEF? [closed]

I have a geodetic WGS84 position, lat, lon, alt, and direction cosines from the same point, uN, uE, uD. I'm brand new to geodetic/ecef conventions. How do I take a vector (say, a unit vector with ...
1
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1answer
49 views

Python: Convert shapefile to GeoJSON whilst stripping and renaming fields

I'm writing a Python script to convert shapefiles into GeoJSONs but I would like to remove many of the fields as they are redundant and rename the ones I am retaining. Here's an extract of where I ...
1
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1answer
71 views

How to convert a jpeg map of borders into a shapefile?

I have a map of French departments from the 19th century (impossible to find in shapefile format) in jpeg format and I would like to convert it into a shapefile in order to regroup raster data and ...
2
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2answers
263 views

Rasterizing ungridded XYZ (LiDAR) files? [closed]

I have a large set of ungridded xyz text files (LiDAR point cloud) and want to export them to any raster format (tiff, asc, gridded xyz...) for further GIS processing. The source: https://www....
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0answers
25 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 ...
2
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0answers
47 views

Is it possible to merge two polygons with a single touching point into one?

Is my understanding correct, namely that two polygons touching at a common point cannot be merged because the result would be a self-intersecting polygon? I know there are dozens of Q&A threads ...
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0answers
23 views

Converting CorelDraw to AutoCAD?

I'm trying to convert cdr. (CorelDraw) to dxf. (AutoCad) for use in ArcMap, but new converted dxf file is not same as cdr. There is missing colors inside all polygons (polygons have only colored ...
3
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2answers
93 views

Extracting desired values from KML file using QGIS?

I have a kml file of roads that I would like to convert into a shapefile using QGIS, I understand that this should be a straightforward task however I am running into the issue of extracting necessary ...
0
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1answer
74 views

How do I convert an Est file to a shapefile?

I need help converting an Est(Streets and Trips) file to shapefile or some other format that ArcGIS can read. I haven't been able to find any luck using Google and my go to program Alteryx can't read ...
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0answers
24 views

Convert MapInfo work to QGIS project file with symbology

When I load a MapInfo TAB file (for roads) into QGIS, everything works fine. But when I open the same file in MapInfo, the symbology is much more simpler and therefore have a more simple ...
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0answers
44 views

Non-Earth System in QGIS?

What I need is a function for Non Earth Coordinates in QGIS (both projects and layers). They should be mappable to any projected coordinate system (like SWEREF99TM). Why: In the Mining industry we ...
0
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1answer
27 views

Degrees Minutes delimited Seconds conversion

How do you handle delimited seconds? I can find a bunch of stuff on converting degrees minutes seconds. That is easy enough. My question is what about when there is a 4th set of numbers for example, ...
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0answers
212 views

How to calculate OSM WGS84 Lat and Lon to meters in C++?

Summary I am converting OSM coordinates into X and Y values with accurate distances in meters between all points using c++. The calculations/code I am using is resulting in an incorrect ratio/scale ...
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0answers
63 views

Any conversion calculations for WGS84 to EPSG:27700?

I'm trying to get some OSM data to overlay correctly over Lidar data. The OSM data according to their wiki is WGS84. The lidar is [EPSG:27700][1]. So as you can imagine they don't line up/overlay ...
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0answers
34 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 ...