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

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78 views

QGIS convert attribute table to point shape

I have imported an attribute (whith no spatial information) table from MySQL. Fortuantly it has two colums with Longtitude and latitude taken from google maps. Is it posible to use those values to ...
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1answer
200 views

Convert decimal latitude/longitude bounding box to SRID 26910

I have a bounding box specified in decimal latitude/longitude, and need to convert this into a bounding box in the SRID 26910 coordinate system. I've never had to work with different GIS co-ordinate ...
0
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1answer
438 views

Lat Long to State Plane conversion

I am using the ESRI javascript API and I have a set of lat/long points I need to convert to a state plane coordinate system. My spatial reference is wkid 3418. I can easily use the GeometryService ...
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2answers
2k views

Convert MapInfo raster file (.tab) to use it in QGIS and/or ArcGIS

I am trying to convert raster files from MapInfo (.ecw, .jpg, .TAB) in order to use them with QGIS or ArcGIS. I have access to all 3 softwares. I have tried Data interoperability tools in ArcGIS but ...
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0answers
238 views

How to convert a shapefile to binary grid?

I have a polygon shapefile with a UTM projection which I read into MATLAB: s = 'C:\path\to\shapefile.shp' % Read the shapefile shp = shaperead(s); How can I convert this simply polygon into a ...
3
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2answers
653 views

Creating DSM and DTM from a LAS using a freeware solution

Is it possible to export a surface and terrain model files from an aerial, LiDAR point cloud (LAS) set? I am using SAGA GIS for very basic operations, but I couldn't find this option (and I have a ...
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0answers
493 views

How to convert .shp to .dgn (V8i) including attributes AND geometry?

looking for open source solution using GDAL / OGR solution looks more promising , even before someone recommended me but not not sure on how to use then QGIS 2.0.1 Dufour SHP file Left / Right ...
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2answers
54 views

Polygon Data to Fit Raster

I'm working with an NHD Flowline of streams and rivers in NC, and I'm trying to only retain the ones in the raster. I tried to convert to the raster to a polygon and was going to clip them, but in the ...
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0answers
227 views

Save label edited shapefile and convert to Microstation DGN

Usually i use FME converter to convert any file but now with the above, how to: SAVE / EXPORT the .shp file including the changes made to LABELS ( to best of my understanding, the edited lines are ...
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1answer
1k views

Which plugin can draw topoJson right within Leaflet without conversion?

I already have asked how to reduce file size and increase performance for publishing spatial data on the web using Leaflet, here. A conversion to TopoJSON has reduced the file size by approximately ...
2
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2answers
245 views

How to produce a CSV file from .tif file with elevation data? [duplicate]

just want to ask, I have a .tif file that contains all the elevation of a country. How can I convert that to a CSV file that contains x,y,z values where x and y are the latitude longitude respectively ...
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0answers
52 views

Seeking a gvSIG plugin to go from shp to kml to cityGML

I'm looking for a gvSIG plugin to convert .shp to .kml and then to .cityGML. I'm working with gvSIG + 3D extension and I have .shp format data but I need it in .cityGML format.
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2answers
107 views

How to join CSV data to SHP without ArcGIS?

I'd like to create a chloropleth map displaying quantitative data for an upcoming event. Using TileMill, MapBox. I am having trouble joining my data to a .shp because the #'s correspond to COUNTY ...
2
votes
1answer
201 views

Why is my longitude conversion from NY State Plane Coordinate System to WGS84 consistently off by 3.665 degrees?

I'm trying to convert coordinates from the NY State Plane Coordinate System for Long Island (zone #3104) to WGS84 using the GeoTools Java API. The latitude value is correct, but the longitude is ...
0
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1answer
82 views

Why are some OSM GPX line string endpoints connected?

I am working with GPX files from OpenStreetMap to render the public transportation lines of Berlin. I converted them to GeoJSON using the togeojson script. For some reason some of the lines are ...
1
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1answer
101 views

OS Boundary Line shp export CSV with description and lat/lng

I have found several post saying it is possible in QGIS to export OS Boundary Line shp files to csv's containing the boundary line in lat/lng (for use on Google map) along with the name of the area, ...
1
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2answers
191 views

Vector to Collada

I am curious if there is a way to export from a vector format (ie: shapefile for PostGIS table) to Collada (.dae). ogr2ogr will do to GML and KML, but not Collada. My preference is to use open ...
1
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1answer
74 views

Which software converts TIFF to TJP (Tiled Jpeg)?

I have Tiff images and I need to export it to Tiled Jpeg. I don't know which software converts TIFF to TJP. Can anyone kindly tell me the name of the software which converts? Thanks
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2answers
72 views

Which format to choose to convert to ShapeFiles?

Given the following format options: all.json, all.xml, all.xls, all.csv, all.kml, all.gjson Which one is the best/easiest to convert the data into standard ERSI Shapefiles which contains the ...
0
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1answer
37 views

QGIS map file to be viewed on both mac and pc platforms

Im teaching a class where some students have QGIS installed on their macs and I'm using a pc. Although the file structure is the same mac reference files differently than the pc and I get data link ...
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0answers
179 views

MXD2QGS fails with 'ascii' codec can't encode character

I've tried to convert some mxd files to qgs but, I already have the same error: ": 'ascii' codec can't encode character u'\xe8' in position 57: ordinal not in range(128) Échec de l’exécution de ...
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1answer
73 views

Extract longitude and latitude from shapefile

I want to create a media wiki page with map option where polygon required the following format. What is name of this format and how can it possible to extract this format from shapefile? ...
3
votes
1answer
361 views

How to convert a CSV from DMS to WGS84 in QGIS?

I would like to automatically convert from a Degree - minute - second system to WGS84 EPSG:32632. I have a CSV with these kind of values: LATITUDINE LONGITUDINE 46°01’24,7” 11°13’47,5” 45°42’07,5” ...
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3answers
206 views

Converting files for use in fragstats

To use my data in fragstats i need to convert it into a signed integer grid. I have the data in a raster format and have tried 'right click>data>export data> and setting the format to 'Grid' and it ...
2
votes
1answer
119 views

How can I convert a csv file of WKT data to a shape file using QGIS 2.01

Is it possible to create a Shapefile directly from a csv WKT file in QGIS 2.01? WKT POLYGON(...) POLYGON(...) Save as shapefile doesn't seem to work. Thanks!
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1answer
83 views

Convert an area to meters² in PostGIS

I have this query : SELECT ST_AREA(geom::geography) FROM region The (geom) contains polygons from a shapefile imported into PostGIS with shp2pgsql. I've appended ::geography, else the result of ...
2
votes
2answers
299 views

Convert shapefiles in nested folder to geodatabase

I currently have approximately six hundred old .mxds, and all the data source links are broken due to an upgrade in the GIS computer. In the past, all the spatial data was stored as shapefiles in ...
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0answers
120 views

How to add and join Geodatabase Table to Feature Class in QGIS?

After finally figuring out how to open .gdb files from Arc 10 in QGIS, I need to join some tables to the spatial gdb coverages I've opened in QGIS. According to the colleague who converted the .gdb ...
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votes
1answer
279 views

How to project geographic coordinates to cartesian with the least possible error? [closed]

I need to convert geographic coordinates (in decimal degrees) to cartesian with the least possible error? I searched a lot on the internet but it seems that the conversion is not exact. Could you ...
2
votes
2answers
190 views

Trouble Copying Data into File Geodatabase from Personal Geodatabase

I've been unable to successfully copy and paste personal geodatabase feature classes to a new file geodatabase in ArcCatalog 10.1. As the screenshot shows, the Data Transfer dialog box contains all ...
2
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1answer
999 views

How to convert (geodetic pose + cartesian offset) to geodetic position

I am in search of an algorithm to solve the first/direct geodetic problem precisely in 3D. The input is: a geodetic (not geocentric) position (WGS84, height is above the WGS84 reference ellipsoid) ...
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1answer
563 views

I would like to convert trimble ssf format to shp format

I would like to convert a small amount of data from trimble ssf format to shp format for inclusion in an ArcGis database. I have been trying to do this for a few months and not success. I have a ...
4
votes
1answer
132 views

How to transform a set of street-segments into city-blocks, with PostGIS2?

Theoretically is possible to obtain the polygons of city blocks (urban blocks) from streets, when streets are represented by street axis (LineStrings). The urban blocks are bounded by streets, so ...
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0answers
52 views

How to convert MapXtreme workspace to GeoServer? [closed]

I need to convert a MapXtreme workspace into one for GeoServer. Suggestions for tools/process would be appreciated. Thanks!
2
votes
1answer
410 views

Convert from Geometry to SDE Binary storage type in SDE database

We have been battling performance issues between SQL 2012 and ArcGIS 10.1. One of the most common solution is to convert to SDE Binary storage. We know that this storage type is not as dynamic as the ...
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2answers
144 views

Saving a gml layer does not change coordinates

I am trying to export a gml layer to geojson with lat/lng as the preferred coordinate system. So what I did was a 'save as' on the layer with selected CRS: 'IGNF: WGS84G'. Now I was hoping it ...
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0answers
81 views

When doing table to table conversion, a text field gets converted to Blob type

I have one field that keeps getting converted to Blob type after conversion using table to table tool. The field is mostly text and fairly lengthy, maybe 250 ish characters. Is the length of the field ...
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0answers
36 views

Most efficient way of passing values from OGRGeometry to ModelField in geodjango

I am writing a custom parser that maps shapefile data to a geodjango model in a Django 1.6 project. To read the shapefile I use the DataSource object from django.contrib.gis.gdal, which provides ...
6
votes
1answer
624 views

How do I convert a .dxf to a .shp containing a field with height information in QGIS?

I received two .dxf for my project that represent my area of interest. One of them contains buildings, the other one terrain elevation. They both are 3D. I can convert them to shapefiles successfully ...
2
votes
4answers
2k views

Converting GDB to shapefiles in ArcGIS

So I'm attempting to convert a GDB database into a shapefile. I found the help for ArcGIS 10.1 (my version) and it tells me 2.On the main menu, click Customize > Toolbars > Production Mapping. But ...
4
votes
1answer
124 views

Convert linear polygons to lines

Hi I have some long linear polygons that I'd rather store as lines but I'm not sure how best to do this. Ideally I'd have a line goiung through the centre of the polygon lenthways. I have two ideas of ...
4
votes
3answers
3k views

How to convert projected coordinates to lat/lon using Python?

I assume this is a basic question but I can't seem to find or recognize the solution. This site returns Point: X: -11705274.6374 Y: 4826473.6922 when you searching with the first key value of 000090 ...
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0answers
113 views

How to keep polygon from becoming polyline when converting polygon feature class to .dwg

Is it possible to convert a polygon feature class from a geodatabase to a CAD .dwg while keep the features as a polygon in AutoCAD? Currently the polygons appear only as polylines. I am currently ...
2
votes
1answer
124 views

Wrong values in Feature/Point to Raster

I've got an XY dataset that I'd like to convert to a raster, based on the ETrel_whol field. The ETrel_whole field includes NaNs and ranges from 0-1. I would like to convert this to a raster, with a ...
2
votes
1answer
34 views

Get coodinates from point shapefile

I converted a line shapefile to points as you can see in the attached image. Is there a way to know the coordinates of each point? Any help would be really appreciated! PD Im using QGIS 1.8.0
4
votes
0answers
130 views

Convert Graphics to Vector in QGIS

I am wondering if there is a way to convert a graphic produced from symbology in QGIS to a vector layer (ie: shapefile). I have a point layer with bearing direction in the attribute table. Following ...
2
votes
2answers
264 views

Error when looping Polygon to Raster with python through different fields ArcGIS 10

This is the first time I have posted a question on here so please have some patience! I've been trying to create a python script to loop through numerous shapefiles converting various fields to raster ...
4
votes
2answers
361 views

Convert Autocad blocks to ArcGIS symbols

Im trying to import Autocad blocks into ArcGIS. The polyline part of the symbols in these blocks i want to store as a symbol in ArcGIS. Some symbols i was more or less able to find in existing ...
1
vote
1answer
364 views

How to convert shapefile to KML file using ArcPy? [duplicate]

Python script that checks to see if a specific layer file exists in the current workspace and, if it does, converts the layer file to a KML file. Does it work with a shapefile? Code so far: for file ...
2
votes
4answers
595 views

QGIS Polygon precision

I have a fairly straightforward question; is there a way to edit the precision of polygon points in QGIS so that each coordinate has the same number of decimal places? For example, the coordinate ...