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Questions tagged [convert]

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

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45 views

Latitude and longitude values in Google Takeout location history data sometimes out of range

I've exported my geolocation history data as a JSON from Google Takeout and the latitude/longitude values are out of normal range sometimes. It seems to happen for some locations only, while others ...
2
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1answer
14 views

SVY and QDC files from Quickdraw Contours in QGIS

I am trying to view data collected from a Garmin sonar unit in QGIS. The data on the Fishfinder shows or creates the contours but I can't seem to find a way to convert it to a format that QGIS can "...
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1answer
29 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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1answer
39 views

Convert EPSG:2263 LiDAR data to EPSG:4326 to use with FSX

I have LiDAR (las) input files in EPSG:2263 (NAD83, NY state plane, feet_US) aquired from https://gis.ny.gov/elevation/ and want to convert those file to EPSG:4326 (WGS84) for use in MS Flight ...
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1answer
28 views

Convert a .png file to a GeoTIFF while knowing the boundings

Disclaimer: I've already found this link Convert PNG to GeoTiff using GDAL - but it was of no help. Actually I've got a .png file of a hand-drawn map (I also got it in the .svg format in case this ...
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0answers
11 views

Editing attributes in ArcMap causes conversion of arcs to densified lines unintentionally

I am using postgresql GDB for storing and managing polyline feature classes through arcmap but when I create arc feature along with filling any attributes the arc is being converted to a densified ...
2
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1answer
38 views

Altitude differences in different CRS

Currently I am working on a project in Kosovo. After gaining autonomy the country "invented" their own CRS, which is driving me crazy sometimes. It doesn't even have an EPSG-Code, it goes by "Kosova ...
3
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1answer
39 views

Issue converting CSV files to point shapefiles using pyqgis - QGIS 3

I have hit a snag using pyqgis in QGIS 3. I want to convert a set of CSVs (20 total) into point shapefiles but I am struggling with just the single CSV case. My code is based on this blogpost (https://...
3
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1answer
39 views

Procedure of transforming coordinates?

I'm trying to understand the math behind this transformation. I should note that I've been able to perform the transformation using GeoPandas, but I'd like to understand what is going on under the ...
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0answers
28 views

QGIS: Copy all attributes of polyline layer when converting it to point layer

I want to add attributes from a polyline layer to a vector point layer. The polyline is railway network. It has been divided into segments automatically, where as the attributes apply for each ...
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1answer
54 views

Converting .ply files to .las for ArcGIS input?

I'm trying to open a .ply file (point cloud in ArcGIS Desktop and ArcGIS Pro), but I can't. How can I convert the .ply file to .las, or open .ply in ArcGIS Desktop or ArcGIS Pro?
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83 views

Drawing longest polyline within polygon? [closed]

I am looking for a GIS tool/script (preference on QGIS but I can also use ArcGIS/Matlab) that allows creating a polyline layer from a polygon layer where a polyline is drawn for each polygon. The ...
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0answers
74 views

Inverting shapefile in QGIS 2.18?

I asked a question earlier about how to invert my file "hydropolys.shp" from a vector of ocean and seas to a vector of land and got sent to here, but I am experiencing issues where using the "...
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23 views

How to make the background of an shapefile the vector layer? [duplicate]

So from another question I asked about show raster layer over background, I learned how to duplicate a shapefile and use the inverted polygons tool to make the land the vector layer. I am now ...
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1answer
67 views

Convert to geospatial PDF issue

I just installed QGIS 3.6 on a new Macbook pro running Mojave, and I'm trying to produce geospatial PDFs of some basic maps of property boundaries overlaid onto aerial imagery base maps to use in ...
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41 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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33 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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0answers
51 views

Easy way in PyQGIS to convert a distance from meters to coordinates?

I am attempting to clip DEM rasters (USGS, in WGS 84) into a set of tiles measuring 2.56km on a side, in QGIS, using python. So far, it appears that gdal_translate is working for me, using a ...
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1answer
25 views

Converting IMG to BIL/HRD/BLW?

I'm trying to convert IMG data from USGS's 1/9 arc second DEM to something that Pathloss 5 can read. Is there a way to do so?
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0answers
13 views

Converting GPS RMC speed?

I'm working with a GPS chip. When I receive the RMC data and I print the velocity I get values like this: 156 1336 83 298 ... I google it and I found this from here Speed over the ground in knots ...
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0answers
45 views

Wrong Z values using gdal2xyz in QGIS

I have a DEM .tif data. I am trying to convert it with gdal2xyz to ASCII data. The result is always wrong. X and Y values are correct but Z value is wrong. On the next image below, you can see the ...
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0answers
8 views

Converting RFT legend template into a LYR-file for ArcGIS Desktop 10.x

I have access to an ArcGIS Server 10.5 Mosaic-service which has a colour-ramp symbology created from an RTF-template. I need to show the legend in ArcGIS but the mosaic is symbolised in the table of ...
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1answer
85 views

Converting GPX data stored in CSV into geography data type (WKB or WKT)?

I have a CSV that contains some data relating to hikes undertaken by various people. For each hike, there is an ID, max_elevation, length, start_time, end_time, and GPX field (along with some other ...
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1answer
32 views

Converting CSV with LineString into shapefile using ArcGIS Desktop?

I have a CSV which I've imported into ArcGIS Desktop, and it contains a Linestring column. How do I convert it into a shapefile? Example of what one of the fields contain below: [[51.53878768021,...
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1answer
77 views

How open database file *.SQLITEDB in QGIS? [closed]

how open file .sqlitedb in QGIS or ArcGIS? You can file convert? Database structure filesqlitedb is from DB Browser
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38 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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0answers
35 views

No geometry when importing 3D building model GML into PostGIS

I'm attempting to import a GML file containing 3D building models into PostGIS using ogr2ogr. ogr2ogr -f PostgreSQL PG:"host=${hostname} port=${port} dbname=${db} \ user=${user} password=${...
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0answers
47 views

Converting .gri to topojson

I am making client-end javascript-powered maps in the context of web development. I am not using gdal, which I gather is a special kind of rendering software. Data source site: http://www.diva-gis....
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2answers
148 views

How to convert several 'point' data to 'line' data?

I am using QGIS V3.4. I have over 1000 data points situated between a start and finish point expressing the Depth of coverage (DOC) of a pipeline. I need to identify the places along the pipeline ...
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0answers
64 views

Creating tiled pyramidal TIFF from PNG tiles that are organized in slippy map?

I have map tiles (Z/X/Y) of a certain location which I serve via a simple web server and add on QGIS for offline usage via the XYZ Tile Layer from the Browse menu. These are to be used in a survey of ...
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0answers
54 views

Converting zoom level rule-based styles to mbtiles?

In QGIS I have made a zoom level rule-based style (.qml) with OpenStreetMap data stored locally for a specific area. Is it possible that I convert these styles (or the project) as mbtiles so that I ...
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1answer
73 views

Converting data from parliamentary constituency code/county code to a mappable format?

I have a spreadsheet detailing fuel poverty in the UK, against a) individual parliamentary constituencies b) county and c) local authority. This can be found here if anyone needs to look: https://www....
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2answers
55 views

Converting Google Maps lat long to EPSG:6706

I'm sending a WMS GetFeatureInfo() request, but there is something wrong because the returned info does not appropriate a clicked point. I suspect that the error is in the BBOX parameter of the ...
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1answer
46 views

Converting bulky shapefiles (54 MB) to GeoJSON

I am trying to convert my shapefile to GeoJSON using the below code snippet: StringWriter writer = new StringWriter(); String geoJson = null; FeatureJSON fjson = new FeatureJSON(); fjson....
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27 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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1answer
155 views

Coordinates offset when using Mapshaper to convert shapefile to GeoJSON

I'm a newbie to the GIS world and I'm trying to convert a shapefile to GeoJSON for use in Mapbox. When I view the resulting layer in Mapbox, most of the features appear southeast by 20-30 feet of ...
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1answer
130 views

Projection conversion with Python/Pyproj: Canada Albers Equal Area to WGS

How do I get the geographical coordinates (lat and lon) from x,y values in Canada Albers Equal Area projection? The range of x and y values as follows: min(x) = -5171461.906673405 max(x) = 3372679....
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1answer
84 views

Converting geography types in PostGIS? [duplicate]

I have multiple tables in different geography types. For example, some are Point, some are PointZM, some are MultiPoint, etc. I need to convert all of them to PointZ. I have searched the documentation ...
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1answer
23 views

How to get the header values for an ASCII raster if the input raster is QgsRasterLayer type?

I'm trying to develop a QGIS plugin for converting the input raster to QgsRasterLayer type and, however, I don't know how to get all the header information to write it in the output raster. This is ...
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0answers
38 views

Inaccurate results when converting coordinates to EPSG:53004 with geotools and

I am not very well aquainted with geographic data, but I'm working on a student project, where I have to position points from GPS coordinates around Warsaw on a particular shapefile map. It came with ...
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1answer
36 views

Conversion of CSV to DBF is getting error message, why?

My code import arcpy, os, shutil, re from arcpy import env arcpy.env.workspace = "R:\GIS_Data\Earthquake_Data\Updates\Eq_updates.mdb" path = r"R:\GIS_Data\Earthquake_Data\Updates" In_path = r"R:\...
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0answers
21 views

What happens to .dbf file with TableToDBASE?

I have been trying to use TableToDBASE without success. I looked at this help link: http://desktop.arcgis.com/en/arcmap/10.3/tools/conversion-toolbox/table-to-dbase.htm. The code runs fine but it does ...
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3answers
277 views

ERROR 1: Error : band 1 has no color table

I would like to convert a GeoTIFF to PNG or JPEG RGB, and my GeoTIFF is stripped of a lot of valuable data (I think..) I am on ubuntu and I am using gdal_translate to try and make a GeoTIFF turn into ...
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2answers
221 views

Transforming .osm file into a .svg file with an equivalent geometry, without applying styling

I have an existing .osm file (containing a small part of OpenStreetMap database). I am looking for way to convert it into .svg file. Note that I am not interested in applying any styling based on ...
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1answer
62 views

dbf to shp within BASH (ogr2ogr would be ideal)

I have a CSV with many points and attributes that I'm trying to convert into a shapefile but I'm having no luck. I have installed gdal-bin and can use my terminal environment to create a shapefile ...
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0answers
39 views

Unknown coordinate system from web API

I'm trying to figure out (and eventually convert to WGS) projection system of coordinates I get from one web API service. As an example - lat, long = 71804125, 180232666 is a point in Cracow, Poland. ...
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1answer
79 views

QGIS ShapeTools XY to line empty output

I have a shapefile with 2 points. I am using the XY to Line tool in the ShapeTools plugin to create a Geodesic, Great Circle, and Simple Line. However, in each case, the tool is running successfully, ...
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1answer
40 views

Projecting map from overlay and tile for server?

I am not from the geographic field and am having issues finding the correct words to feed google, or this really hasn't been asked before. Simply put: I have a map in a bunch of KMZ files. I want ...
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0answers
118 views

Choosing UTM to NED Conversion method?

I am having GPS and SFM (Structure for motion) trajectory in UTM coordinates. I wanted to convert the both trajectory to NED (North East Down). Method 1 In First step: I converted the data from UTM -...
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2answers
111 views

Converting multiple CSVs to shapefiles?

I have a script that I've used to import information in a CSV to a shapefile. What I'd like to do is make it so that this script will run on all CSVs in a specific folder location, creating multiple ...