GPS eXchange Format is an open non-propietary GPS file format free from license restrictions used to describe waypoints, tracks, and routes. Its tags store location, elevation, and time. Outside of Esri, it is the defacto standard for exchanging GPS data between applications.

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0answers
158 views

From gpx to line segment 1Km using ArcGIS 10

I have gpx files containg points with attribute data such as time and date. I'd like to convert them into lines, and that is not a problem, but what I want to do is create 1Km segments with time and ...
10
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5answers
2k views

How to build a geographic database of GPS logs?

On our aerial wildlife surveys we typically generate dozens of GPX files, and usually convert most of them into shapefiles for display in a GIS application. GPX files are a terrific way of keeping all ...
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1answer
723 views

Aligning coordinate systems: gpx, LiDAR, shapefile

I am working on a project based on a lidar data set (for use in LidarViewer in Linux, a basic x,y,z viewer) that was downloaded from #1 below at Opentopo.org and looking to add onto this data set with ...
8
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1answer
1k views

PostGIS - Calculate progressive distance between points on a GPX path

I am attempting to build an elevation profile using PostGIS-PostgreSQL only. I have imported GPX data in my PostGis database, so now I have a table full of the GPS coordinates of the track and the ...
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4answers
4k views

How to convert SHP into GPX or JSON?

I would like to convert the tree inventory shape files of London (Canada) into a GPX file and if possible into a JSON file. You can download the archive from their Open Data website. It contains the ...
2
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2answers
625 views

How can I convert geoJSON data to GPX format

I want to know how I can convert geoJSON data to GPX format.
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7answers
9k views

Is there a good GPS track analysis library?

I keep writing custom code to work with GPS tracks: GPX files and NMEA logs from my phone, dedicated GPS logger, etc. I feel like I'm reinventing the wheel and am wondering if there's some standard ...
2
votes
2answers
583 views

How to convert Garmin Waypoints to Google Mercator?

I have georef some topocards with QGIS and the Google Hybrid Layer. So, this cards are connected with the Google Mercator System. Now I have some waypoints taken with Garmin GPSmap62 (in WGS84). ...
2
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1answer
215 views

How to store point data (height) for each point in a linestring in openlayers

I am reading GPX files into OpenLayers. I would like to be able to save the edited route back to GPX including the height and time information that the original file contained (or use SRTM data to ...
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3answers
5k views

Rendering GPX track data into video?

I have two geeky passions while driving: recording GPX data to upload to OSM as well as recording on board videos like this one. Since these kind of videos are sort of boring for others to watch I was ...
5
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1answer
362 views

Differentially correct GPX file

Is there any way to differentially correct a GPX file using free or open-source tools? Does a GPX file contain the necessary information for differential correction (I can put the timestamp in it ...
4
votes
2answers
283 views

Repository for GPS tracklog (better gpx format)

I've developed some algorithms that work with GPS trajectories. So I need a repository in which I can download GPS trajecotries to run my test. I most need marine and air tajectories, better if ...
5
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1answer
8k views

How to batch convert Garmin GDB to GPX?

I need to convert a lot of garmin GDB files to GPX in order to convert it to another vector format. Is there any tools available can do a batch convert from garmin GDB files to GPX? Using MapSource ...
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8answers
19k views

What is the simplest method to add GPX files into Arcmap?

What is the smoothest route, the easiest user experience, to add gpx files to Arcmap? (update) Basically, ideally, I'd like to interact with .gpx with the same facility as .shp, being able ...
7
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2answers
3k views

How can I export a linestring to a GPX file in QGIS?

I have a linestring in a vector layer in QGIS. How can I expot/save this linestring as a GPX file? I tried to select the linestring, then right click on the vector layer and choose "Save selection ...
4
votes
1answer
813 views

Convert from shapefile to GPX with selected attributes

I have a points shapefile that originally came from a GPX file (imported using QGIS). The original GPX file contained waypoints only and has disappeared. The shapefile has many attributes, but only ...
6
votes
1answer
784 views

Converting GPX track_points layer to CSV with lat/lng with ogr2ogr

What's the correct command to convert a GPX track_points layer to CSV with lat/lng coordinates using ogr2ogr?
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2answers
391 views

Find GPX files which contain tracks located in a specified bounding box

I have a bunch of GPX files and I want to find out which files contain tracks located in certain geographic extent, e.g. files containing tracks in Pennsylvania. Also, the inverse is also useful too, ...