Tagged Questions

Web Map Service (WMS) produces maps of spatially referenced data dynamically from geographic information.

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11
votes
5answers
1k views

Free map service for private web applications

Background Looking to display a map (for internal use only) on a web page. The application must be able to add custom layers (without sending the data to the map service host): Municipal zones ...
11
votes
2answers
2k views

How to filter big datasets in Geoserver WMS?

Is there a good way to filter datasets with approx 50,000 features in Geoserver? I'd have to select between 100 and 200 features based on ids. These ids are different from the FeatureIds. Couldn't ...
10
votes
2answers
566 views

Recommended Server Specs for GeoServer

we serve our Geographic data via our flagship application Dorset Explorer. This uses OpenLayers and GeoServer to serve our Geographic data, including OSM and OS Basemaps and a mass of other data such ...
10
votes
4answers
172 views

Good introduction to INSPIRE?

Can anyone point me to a good introduction to the INSPIRE directive? I know it's basically WMS 1.3 with added bells and whistles but now I'm back in Europe I should probably find out what they are.
10
votes
1answer
367 views

Disappearing Point Features in Geoserver using WMS

I have a shapefile with roughly 6,500 points worldwide in it that I am trying to serve with Geoserver 2.2.1 using WMS. All has been apparently fine with it until I implemented a filtering feature on ...
9
votes
8answers
5k views

List of available online WMS services (Weather, Land Data, Place Names…)

I'm Looking for WMS services freely available to the public to overlay on my application, specifically weather and AIS information. Perhaps this is a good place to list some available online WMS ...
9
votes
3answers
1k views

Is there a Python Lib for requesting WMS/WFS and saving as image/PDF?

i am wondering whether there's Python open-source GIS lib which has APIs to support call WMS/WFS from another GIS server (e.g., GeoServer) and then save the response data(WMS Basemap and WFS layer) as ...
9
votes
1answer
603 views

Can ArcGIS Server WMS display a graphicslayer?

I have tried to display a graphics layer with the WMS functionality of ArcGIS Server, but I cannot see the graphics in the image of the getmap response. I have done is manually by publishing a ...
8
votes
6answers
2k views

How can I secure an WMS against unauthorized access?

In a project the customer wants the images of the WMS to be secured against unauthorized access. What are the common solutions to realize that? Are they compatible with the OGC-standards?
8
votes
2answers
846 views

Whats better for selecting? WMS or WFS

I need to select from a layer(s) and I am wondering what way I should serve the layer. The requirements are that I need to be able to select multiple features at a time by drawing a box or polygon. ...
8
votes
3answers
237 views

Is there an exhaustive, searchable catalog of all GIS web services (e.g. OGC WMS/WFS, REST, SOAP)?

Many of us have struggled to get a list of GIS services that are available on the internet. Specifically map services that expose OGC based interfaces like WMS, WFS or Web Service interfaces like ...
8
votes
1answer
967 views

How to compute the bounding box of multiple layers in lat/long?

I am writing an application to performance test all kinds of map services, primarily AGS 9.x, AGS 10, and WMS 1.x. Part of the application involves generating random bounding boxes for individual ...
8
votes
0answers
166 views

Driving Zone Computation using Web Processing Services

I am currently evaluating different OGC Services(WFS,WMS and WPS) for driving zone computation. As I am new to WPS services, I would like some suggestions regarding which OGC services to implement. ...
8
votes
1answer
280 views

What is the correct way to convert a USGS Orthoimage from WorldImage format to tiled GeoTiff for GeoServer?

USGS provides different resolution orthoimage quadrangles in the WorldImage format (*.tif with an accompanying *.tfw world file). Some of these quadrangles can be used by GeoServer (2.1.0 - 2.1.2) by ...
7
votes
1answer
436 views

Is there a standard vertical datum for meters below the WGS84 ellipsoid, or below MSL?

I have data I am publishing a WMS layer representing data under the surface of the water, say temperature at 100m depth. What is the accepted way to represent this in WMS GetCapabilities document? ...
7
votes
4answers
6k views

How to select fields returned by GeoServer WMS GetFeatureInfo request?

I'm running simple local mapping service based on PostGIS/GeoServer/OpenLayers stack. Following opengeo tutorial I've tied click events in OpenLayers to WMS GetFeatureInfo call using: ...
7
votes
9answers
1k views

WMS with Access Control (ACL) for different users? Or solution for thousands of points on web map?

I have a set of Sites in the thousands. Not all users see same the same Sites on the map - thus ACL. Data is stored in a non-GIS database (mssql, ora, etc) and right now is retrieved with a standard ...
6
votes
3answers
409 views

WMS Meteorological Data sources?

I was looking in Google Earth and saw lots of feeds/KMZ for historical and current Hurricanes. I am after some Meteorological WMS feeds into data that is related to past and present hurricanes and ...
6
votes
1answer
3k views

How to get Leaflet interactivity from Geoserver WMS?

I have geoserver serving shapefiles as a WMS into Leaflet. I'd like to add interativity that shows a popup with WMS attributes in the Leaflet map when the user hovers over or clicks on a WMS feature. ...
6
votes
4answers
597 views

Looking for open source component to create PDF from WMS in a web application

I want to create a PDF from WMS in a web map application. Please can anyone recommend a robust component? I'd like free open-source under an relatively business-friendly licence (no GPL, BSD/MIT ...
6
votes
1answer
414 views

OpenLayers WFS flip coordinates

I have a problem integrating WMS and WFS. Basically what i want is when user clicks on WMS then a clicked polygon is added to vector (and selected). The problem is that the WMS is in version 1.3.0 and ...
6
votes
1answer
602 views

How to configure custom scale in Leaflet?

I have a custom WMS tileset generated using ESRI ArcGIS Server. I have successfully configured an OpenLayers page to display this basemap. The code is as follows: var map = new ...
5
votes
2answers
2k views

OpenLayers custom request for WMS GetFeatureInfo

In OpenLayers, there is a WMSGetFeatureInfo control that can be attached to a layer and listen to click or hover events on the map, requesting info on the feature being currently clicked (or pointed) ...
5
votes
2answers
593 views

Should I use WFS, WMS or SOS considering performance and security?

My task is to develop a web application which will visualize the temporal data on map and produce a kind of data flow (or animation) from the images/data which have been received from server. For ...
5
votes
2answers
1k views

Geoserver WMS tile rendering is too slow

I have following geoserver status. I have installed JAI but memory used by jai is 0 and image rendering for wms is very slow. Is it issue with memory allocation? I am using Sql server 2008.
5
votes
1answer
762 views

Maximum number of Tiled Layers in Open Layers

I'm developing an OpenLayers site where the client wants a dozen layers that can be individually turned on and off, which is a bit of a bummer in terms of performance. The data is PostGIS and static ...
5
votes
2answers
168 views

“Poor” quality when zooming out a WMS-Layer based on GeoTiff data

i am having some issues when using the Geoserver Web Mapping Service to display GeoTIFF-Files. When zooming out (in an OpenLayers-Client or in the Geoserver Layer Preview for instance) the quality ...
5
votes
2answers
489 views

BBOX and Projections of WMS services in Geoserver

we have tried to overlay a raster layer on Google map and have some difficulties to align the raster images onto the base map. When it is on the overview (Zoom level 1), it looks like this: On a ...
5
votes
1answer
887 views

What tile/tiling strategy should I use with GeoNode/GeoServer?

I've got a wicked GeoNode instance running, loaded with some basic vector data. I want to be able to serve our local-County aerial imagery as a basemap within GeoNode. I am thoroughly overwhelmed with ...
5
votes
2answers
658 views

Can i do Custom Styling on Geoserver

i want to use Geoserver WMS server for custom styling. lets say i have an area as polygon in a shape file. But i dont have this area's temperature as an attribute. From a web service i gather ...
5
votes
1answer
1k views

WMS getFeature control doesn't take 'viewparams' into account

I use Geoserver to get my WMS data. Everything works great for showing data in openlayers. Geoserver has the ability to create sql views and use parameters to return certain geometry. These ...
5
votes
2answers
945 views

WMS weather data for Europe

I am looking for a source of weather data for Europe. I use http://mesonet.agron.iastate.edu/cgi-bin/wms/goes/conus_vis.cgi? and http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r.cgi? for the ...
4
votes
1answer
615 views

Comparison of WMS and WFS services

I am writing my thesis about WMS and WFS services. I would like to compare these two services. Can you suggest factors on which I can do this comparison? (In my mind I have: functionality, fastest ...
4
votes
3answers
2k views

How to avoid Pink tiles when DB view/Table is empty?

I have views that are spatial in a sense that they select some spatial column from other table. This table is published using geoserver. This table is live and sometime has no data at all. When the ...
4
votes
2answers
797 views

How to make geoserver return JSON for WMS GetFeatureInfo?

I wish to get the results of a WMS GetFeatureInfo request as a JSON instead of the table that comes up by default. Out of the box, the only options for the response from a WMS GetFeatureInfo are the ...
4
votes
4answers
1k views

What are my options for creating a tile cache via a WMS server which requires http authentication?

I'd like to create a tile cache and offer the tiles via TMS/WMS. The source is a WMS server that is protected by basic http authentication, but no SSL. I'll also need to reproject the tiles. This is ...
4
votes
5answers
1k views

Is there a web page where I can test a WMS URL?

I am using JMP 9, which supports WMS maps (as a client), but it doesn't seem to be working now. Is there a web based, or small install GIS client on which I can test a WMS URL? [To clarify, I was ...
4
votes
2answers
1k views

How to develop WMS services in java?

Can anyone point me to any resources regarding developing a custom WMS service in java? I am seeking for a tutorial for an experienced programmer, but including the details of setting up the server ...
4
votes
4answers
224 views

Using GIS / Map inside c# WPF

How could i create e mapping applications that displays a custom map from this URL: (Capabilties with a mapview) ...
4
votes
2answers
2k views

How to create a WMS Service to display a geo-reference image

I currently have little experience in the opensource area and I'm guessing this is where I need to go if I want to create a WMS Service without needing ArcGIS Server. Basically my goal is to take a ...
4
votes
1answer
877 views

Definition of a BBOX in Web GIS

In my practice I use a lot WMS and WFS in Geoserver. I have not found a document describing the concept of a bounding box(bbox). ArcGIS has map extent properties to identify map boundary. Google ...
4
votes
1answer
131 views

Which WMS is easiest to work with when using QGIS?

I'm using QGIS to style shp files. Currently I'm running GeoServer but not all the QGIS styles are imported to GeoServer (although its really easy to maintain it because of the layer preview and the ...
4
votes
3answers
2k views

Connecting to WMS - problem

I have a problem connecting to my WMS service. In ArcMap i can connect but what i see is only blank page (cannot see the layers). In Qgis it also connects with service but when i choose add layers i ...
4
votes
2answers
2k views

Setup own Openlayers Proxyhost [duplicate]

Possible Duplicate: Problems with OpenLayers and WFS - proxy.cgi issues I have seen some example related to WMS Get Feature Info like : ...
4
votes
1answer
147 views

Geometry Operands - BBOX vs Within - What's the difference?

What is the difference between the "BBOX" and "Within" spatial operators. Can anyone please shed some light?
4
votes
1answer
277 views

ImagePyramid tuning in Geoserver

I am running several WMS layers from a GeoServer (2.2 RC3 at the moment of writing). All layers are ImagePyramids with sizes ranging from 100GB to 1TB in size. I have read the GeoServer on Steroids ...
4
votes
1answer
485 views

Terraserver replacment - source for US Topo maps?

Now that Terraserver has been shut down (or at least that's how it appears), is there an alternative WMS server for US topo maps? Probably too much to hope to find one that provides vector layers ...
4
votes
1answer
242 views

Can I create a legend of a map that I had get from a WMS?

Can I create a legend of a map that I had get from a WMS? Can I create a legend of a raster map with Qgis version 1.7.4, or only with the 1.8 version?
4
votes
1answer
137 views

Where can I get a WMS or WFS for near-real time Wind (atmospheric) data?

I've been looking for a good operational wms or wfs free server to access near-real time atmospheric data in QGIS, namely wind vectors. I haven't found anything good yet. Anyone can help? Thanks
4
votes
4answers
1k views

WMS + Google Earth + tilted view = alignment failure?

I'm working on a custom web-based application that generates spatial data and that includes a web-based map viewer. We have a custom servlet that handles WMS requests (not a complete WMS ...

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