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

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22 views

batch convert geojson to shapefile [duplicate]

I have a directory full of geojson files that I need to convert to shapefiles for editing in QGIS. As far as I have searched, there are no resources in GIS StackExchange that explain how to do this ...
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15 views

Doing supervised classification for images on ERDAS?

i want to do a supervised classification for images on ERDAS, using GIS, i clipped the areas i want to use as training/signature from the original images. but i just can't create a signature file, ...
1
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1answer
67 views

Force Python GDAL/OGR to flush changes to disk

I am trying to write a simple list of features and export it as a KML file, adding one extra attribute: in this case trafficability. However, ogr is failing to flush the data to disk when I run the ...
2
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1answer
26 views

After converting .shp to .gpx, there seems to be no content in the .gpx

I tried to convert .shp files into .gpx using QGIS. Originally, the .shp were in the Swiss Coordinates (CH190) but I've changed them into WGS. I can load the .gpx into QGIS which works really fine. ...
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0answers
41 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 ...
-3
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0answers
24 views

Converting a GeoTIFF file to a DEM so I can later bring it into SketchUp

I have a GeoTIFF file that I want to convert into a DEM so that I can bring it into SketchUp. SketchUp only allows files ending in .dem, so I need to convert it somehow. Is this possible, and if so, ...
2
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1answer
68 views

How to convert raster (big size) to points?

I have a raster : population density of Ivory Coast. I need to convert it to points, but I met several problems because of the size I think. Here is what I tried : 1) GRASS GIS 7 command : r.to....
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0answers
41 views

How to convert legend to graphics in QGIS?

I am trying to convert the legend element in the print composer into graphics, like the option in the ArcGIS: Is there some way to do this in QGIS?
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0answers
25 views

QGIS Lost precision when converting raster to vector

I am after running ordinary kriging, converting raster to vector I lose decimal value and only get whole number. I have added first the raster then the vector image.
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1answer
30 views

Plot x,y coordinates on a Polyconic Map Projection

I have an image of a large polyconic map projection: (Note that the actual image is much larger, I just made it smaller to upload it.) I would like to take in a user's GPS coordinates and plot where ...
1
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1answer
28 views

CHaMP Topo Processing Menu not active in ArcMap 10.1

After converting a .tiff file to TIN, I have now installed the CHaMP Topo Processing Add-In which should allow me to convert Topo TIN to DEM. However, after installation, the entire toolbar is grey ...
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0answers
51 views

Map Projections - WHAT?

I have a problem (C#.NET): What I have: Points with a coordinate (Lan & Lon) A canvas (WPF) with a dynamic size A control which represents a point A zoom factor, the kilometres from right to ...
1
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1answer
43 views

PYQGIS Layer to KML?

I am aware that it is possible, in QGIS, to save your Vector Layer as a KML file manually, however, I want to know if there is anyway I can do this programmatically from an external Python Script that ...
2
votes
2answers
108 views

How to convert .csv with WKB to shapefile (.shp) using open source solutions?

I have a .csv file with hundreds of rows pulled out via PostGIS. The geospatial information is in "the_geom" field which seems to be in WKB-format. How can I convert this to shapefile using simple ...
1
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0answers
26 views

QGIS - convert multiple polygons to evenly spaced points within polygon boundary

I need to convert the polygons in a vector layer to evenly spaced points within the polygon boundaries in QGIS. The vector file contains >1000 polygons mostly with overlaps. The attribute data of ...
15
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1answer
720 views

What format is a location represented like this?

While converting an old system, I came across a position column with values in a format like this: 38RQT6410550656 While I've never seen global positioning represented this way, putting this in ...
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0answers
19 views

FME Desktop Distorts shapefile to TDRBM(.bas) translation

I am trying to convert esri shapefile into Tobin TDRBM II Data Distribution Format (.bas) but this distorts my data and create files with extension .bas.csv instead of .bas.I removed .csv and tried to ...
1
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1answer
64 views

How to convert a Shape (SDE.ST_GEOMETRY) to Latitude and Longitude?

A table Oracle have a Shape field of type SDE.ST_GEOMETRY, I want to convert it to latitude and longitude. I need the Latitude and Longitude to build dynamic maps on Google Maps. I saw on the ...
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0answers
30 views

Bulk Converting Data Using FME

I am currently in the process of converting a large quantity of Ordnance Survey Vector Map Local data from .gz to Esri feature class within a file geodatabase. The process is working correctly but ...
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0answers
22 views

Getting latitude and longitude in decimal degrees from DEM-raster in UTM

I have a digital elevation model (details: ~4300 cols x 3600 rows, cell size 10 m x 10 m, tiff format, projection: WGS1984 UTM, false_easting: 500000, false_northing:0). I would like to have 2 ...
1
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1answer
47 views

Convert a raster with one band into a raster with RVB bands on QGIS?

So yesterday i downloaded a raster tile on a WMS server and exported it with Grass. I get a raster with 3 bands, i treat with the Semi automatic classification Plugin in QGIS and it works perfectly. ...
0
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0answers
11 views

Set of points to multi polygon with specified distance

Is there any algorithm that can transform set of points to the set of polygons with defined maximum distance between points, especially I wonder if it is possible for inner polygons? Please, consider ...
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1answer
34 views

Script Convert KML to Layer [closed]

I have a KML file (https://meocloud.pt/link/a60a4408-0b89-4163-9a4d-c91c181bbab4/ROI.kml/) and I want to convert to SHP in ModelBuilder using this script that I found on-line, but it doesn't work. Can ...
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0answers
20 views

Meaning&Computation of range property in CMAPI map.view.zoom message

We are implementing a CMAPI 1.3.0 programming interface to abstract basic Gis commands from the actual Gis library underneath (Luciad Lightspeed 2016.0). In the map.view.zoom command, I don't ...
1
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1answer
67 views

Converting KML to Layer in ArcGIS for Desktop?

I have a KML file that I know for a fact has 400 some points in it. But every single time I try to convert it using the toolbox conversion tool, it keeps ending with this result: ERROR 000401:No ...
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0answers
33 views

6 degree of freedom helmert transformation

I'm looking to do datum conversions for points with six degrees of freedom, that is, they are described by a heading, pitch, and roll in addition to their position information. I know how to convert ...
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0answers
23 views

Converting .shp to wkb after v.clean

I've been trying to get to through this by reading manuals, but I can't seem to understand what I'm doing. I have source data with overlaps that exist in a table with associated WKBs(SRID 4326). I ...
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0answers
37 views

gdaltransform returns ERROR 1: failed to load datum shift file

I'm trying to do a NAVD88 to WGS84 (G1674) conversion using gdal. I've installed gdal (on centos7) using sudo yum install gdal proj-epsg proj-nad and am trying to perform the conversion via: ...
3
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1answer
39 views

VDatum helmert transform parameters

I'm trying to use NOAA's VDatum to verify the NAVD88 -> WGS84 datum conversion in a c++ datum conversion library that I've written. The answers didn't agree, so I attempted to check a simple ITRF2008 ...
2
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2answers
34 views

Conversion of French Lambert 1 Nord to Lat/Lon

I have used two different online coordinate converters to convert Lambert coordinates 386.1/1185.0 to Lat/Lon and receive an answer 47.42715241/-5.62147696. This reference is 426 kms on a bearing of ...
0
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1answer
60 views

Convert shape into a shape file in QGIS

I seek for a way to convert, in the print composer, shape into shape file. I added rectangle in the print composer with "Add shape" function I try Rectangles ovals digitizing plugin, but in create ...
1
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1answer
27 views

Points to polyline for ArcScene 3D?

I calculated a trail up mountain using least cost path analysis. I converted the raster trail to a polyline using the raster to polyline. I then used the feature vertices to points (input being the ...
4
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2answers
337 views

Converting LiDAR files from LAZ to LAS format

I'm trying to convert LiDAR files from the LAZ format (the compressed version) into LAS (the uncompressed version) using LASzip software. However, I am not really sure how it works. I created a new ...
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0answers
28 views

Converting from ellipsoidal to orthometric heights

hellow, I am a new user of arcgis and i do not know very much things. I have a project with 73 files .img with ellipsoidal heights. i must convert to orthometric heignts in arcgis. I tried to merge ...
2
votes
2answers
84 views

ArcPy: Excel to Table Conversion and Join Management

I am trying to join an Excel table to a shapefile in ArcPy. My first step is to convert the Excel sheet to a table, but I am receiving an error: #Convert xlsx to table: import os import xlrd import ...
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1answer
286 views

Create a new BasicOverposterLayerProperties

ArcGIS 10.1 with VB.NET I have been trying to figure this out for days but can't seem to make the connection. For a layer I am trying to create a label. I create a new BasicOverposterLayerProperties ...
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0answers
36 views

What technique would I use to translate any GPS coordinate to a grid?

If I wanted to divide the existing GPS coordinate system (lat,long) into a "grid" - effectively reducing its resolution - are there any established techniques, formulas or gotchas that I might benefit ...
0
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2answers
49 views

Converting SpatialLite.Core.API.IGeometry to GeoAPI.Geometries.IGeometry

I have an in-house .NET library which processes geometry data in GeoAPI form (https://github.com/NetTopologySuite/GeoAPI). Within this library I have a method which I need to call which is expecting a ...
1
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1answer
24 views

Clipping raster Data: Converted from GeoPDF to .tff. to .lyr

Program: ArcGIS 10.3 Need: Trying to get a free basemap for georeferencing a historic map so that I can overlay it in my project area. Attempted to use ESRI's USGS National Basemap so that I could ...
3
votes
1answer
70 views

Convert Japan Administrative Boundary Data to Shapefile

I've downloaded Administrative Boundary data from the Japan MLIT (Ministry of Land, Infrastructure and Transport), but it is in an XML based format referred to as JPGIS or KSJ. Are there any scripts, ...
0
votes
1answer
50 views

Using pyQGIS, how do you project a shp file from EPSG:4326 to 3857?

I downloaded a few shape files but they're in EPSG:4326 and I need them in EPSG:3857. Is there a way to convert/save these files using pyQGIS?
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0answers
21 views

How to make match two same rasters after conversion "Polygon to Raster?

I am trying to convert two .shp files of polygons of same buildings but with different layers of values into raster. When I do conversion from polygons to raster it always generates bit different ...
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2answers
45 views

Change xy to lat long and vice versa

How could I get the lat,long of an object by knowing its xy values(in meters) from my vehicle (assuming it is(0,0) the center)? For example my vehicle lat,long is 30,31 but it's xy values are always ...
0
votes
1answer
89 views

Create point from line table using MapInfo

I need to turn a line tab file into a point tab file using MapInfo (v15.2 x64). The lines represent routes, and I want the point table to have a point for each node in the line table, and a column ...
2
votes
2answers
167 views

Converting shapefile CRS from WGS to UTM in QGIS

I want to calculate point distance but the result is null, and apparently it is because the point and the raster file have different CRS. The raster is UTM, and the point is WGS84 I follow the ...
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1answer
142 views

ArcMap doesn't recognize geodatabase files under “Add Data”

I have a folder filled with geodatabase files of the following formats: ATX, FREELIST, GDBINDEXES, GDBTABLE, GDBTABLX and SPX. I would like to convert these to shapefiles using ArcMap. I've been ...
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2answers
50 views

Converting dimension feature into image using ArcObjects?

I have a task to convert dimension feature into image with ArcObjects. I need to get real image that I see in ArcMap (with right size and spatial reference, of course) instead of turning feature ...
1
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1answer
23 views

Vector to raster conversion: Gaps within the vector boundary

Is there a tool in ArcGIS that will make the output raster completely encompass the vector boundary? Somewhat similar to select by attributes where all overlapping features however minuscule is added ...
0
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0answers
16 views

How to find the angle of difference between two coordinate systems?

I am working on converting u and v components of wind from one coordinate system to another (WGS84 to NZTM2000). In order to do this I need to know the angle of difference between the axes of these ...
2
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0answers
32 views

Converting u and v from WGS84 to NZTM2000 - Do I need to do vector conversion?

I have u and v wind component values in latitude and longitude in WGS84. I want to convert this to NZTM2000. I've converted the lat/lon in ArcView - (and will try in R) - but do I need to also do some ...