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Questions tagged [wcs]

Web Coverage Service (WCS) allows querying and retrieval of coverages.

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47
votes
1answer
65k views

What are the differences between WMS, WFS, WCS, WPS? [closed]

By looking at I do not really understand the differences between WMS, WFS, WCS, and WPS. Can somebody please explain the differences between them?
9
votes
3answers
1k views

Performing raster map algebra in open source web GIS?

Map algebra for raster is easy with ArcGIS Raster Calculator (or QGIS). I had thought this would be easy with web GIS servers such as GeoServer and MapServer plus OpenLayers etc. as well. What I want ...
6
votes
2answers
2k views

large GeoTiff files on Geoserver

I have a 25 large geoTiff files, representing a DEM, to be published via Geoserver in order to have OGC WCS. The size of each uncompressed file ranges between 235 MB and 6GB. What would it be the best ...
6
votes
1answer
2k views

Setting up THREDDS catalogs for ocean model data

I've got a bunch of NetCDF files from ocean modeling runs. Some are 3-day forecasts that are run daily, some are hindcast runs where each hindcast is split into multiple files like ocean_his_0001....
6
votes
1answer
1k views

How to automate downloading “slices” of data from Web Coverage Service (WCS)?

I'd like to automate downloading "slices" of data from a WCS service. This is a WCS 1.1.2 service, supporting netCDF. The data are updated daily - forecasts from an atmospheric regional model - and I'...
6
votes
0answers
112 views

Access multiple rasters with GeoServer [closed]

I am curious if anyone knows if, and how, it would be possible to configure GeoServer to provide download (GetCoverage) capabilities to multiple adjacent rasters. A GeoServer mosaic comes close, but ...
5
votes
1answer
340 views

WCS 2.0.1 GetCoverage Result Size

Is there a parameter for WCS 2.0.1 GetCoverage requests which will sample underlying WCS data and return a dataset of a particular size? Similar to the height and width parameters in WCS 1.x.x?
4
votes
3answers
550 views

Time-aware layers WCS Service?

I am currently developing an application that requires to display raster images over a period of time (I'm looking how Hurrican Sandy progressed). While investigating, people have suggested that I ...
4
votes
0answers
265 views

How to use a WCS layer in QGIS for processing?

I have a GeoServer serving raster dem data out via WCS and can add the layer easily to QGIS (3.2) but when I try to use it as the input for an operation (e.g. HillShade) I get an error. Processing ...
4
votes
0answers
652 views

QGIS connect to WCS using OAuth2

I'm trying to connect my QGIS to a WCS service using OAuth2 authentication (see curl example below to understand the authentication workflow). the problem The option "add WCS layer" seemed to be the ...
4
votes
0answers
454 views

How to store and serve the time a GeoTIFF refers to

I'm writing software that creates temperature maps as GeoTIFF files. I need to store the time to which the GeoTIFF file refers; not the raster creation time, but the time during which the temperature ...
3
votes
2answers
729 views

WCS GeoServer: Get subset of raster image

I know that WCS is used to get the "raw" data of a coverage (such as an image), but is it possible to download only a subset of the image, for example a block of pixel 1000*1000 from the original ...
3
votes
1answer
1k views

Clipping a Geoserver raster layer with a polygon

I have an image mosaic raster layer with an extent that covers the contiguous United States. I also have a wfs layer with various polygons some covering subsets of the US and some outside of the US. ...
3
votes
1answer
358 views

Does QGIS Server come with time dimension support (WMS, WCS)?

I wanted to know if QGIS Server allows publishing data with time dimension support, in the case of services such as WMS or WCS?. If this is possible, how can I enable this feature?. Thanks for your ...
3
votes
1answer
178 views

How to create a WCS GetCapabilitiesType using Geotools?

I want to get the Capabilities of a WCS using Geotools (16.2) net.opengis.wcs20.GetCapabilitiesType. I found a WCS 2.0 test class on GitHub but was not able to use the code in the same way because ...
3
votes
1answer
52 views

GeoServer v2.9.1 re-sampling errors with GetCoverage request

App I'm using Openlayers3 and GeoServer 2.9.1 to create an application allowing users to draw an aoi then download it as raw data subsets (geotiff) of a Canada wide data set (also geotiff). I'm using ...
3
votes
1answer
561 views

Fetching GeoTiff data from WCS via GDAL in code?

UPDATE: We seem to have found where the trouble lies, but sadly it is a problem that is built into GDAL's handling of WCS requests and it doesn't seem like we can bypass it. Instead we are going to ...
3
votes
0answers
74 views

NODATA on MapServer

I am trying to generate a DEM mosaic to publish via a WCS using MapServer. Unfortunately I can not remove the NODATA. In MapServer's own tutorials and discussion groups suggest PROCESSING "NODATA = 0",...
3
votes
0answers
97 views

Using Geoserver ImageMosaic store with custom schema in postgis

I'm trying to use the ImageMosaic data store to manage geotiffs that come from a range of vendors. Using the indexer file, I was able to define a custom schema to populate some of the values but my ...
3
votes
1answer
361 views

GeoServer altering raster values of multi-band raster WCS request

I'm hosting some NAIP imagery (4-band) through Geoserver and while WMS requests show true pixel values properly, if a WCS request is issued, the raster GeoServer returns has pixel values of nodata ...
3
votes
0answers
1k views

Use of Geoserver raster processes within OpenLayers: WCS/WPS problem

I've been working with some GeoServer processes using OpenLayers as client. I've been successful in those which use WFS as input (like gs:BufferFeatureCollection). My problem comes when I want to use ...
2
votes
2answers
4k views

How to implement WCS in geoserver?

I have to add raster data in geoserver using Web Coverage Service. I have raster data in geotiff format. The problem is that the geotiff image I have added to the geoserver is using WMS not the WCS ...
2
votes
1answer
648 views

wcs Time Dimension Always Returning Last Available Date

I currently have a geoserver instance with a working wms time dimension layer. I am able to ask for the raster geotiff for a specific day (2016-1-14) with the following request and geoserver responds ...
2
votes
1answer
322 views

GeoServer WCS geotiff style not loading in ArcMAP

I have published a GeoTIFF file using GeoServer's (2.4.5) WCS service. I also defined a colormap style on GeoServer. I know the style works, because, when I load the map through WMS the colormap is ...
2
votes
1answer
121 views

Recommended way for changing value in PostGIS using GeoServer

I have a map being rendered from PostGIS using GeoServer. I frequently make some edits to the map and update the new value by directly connecting to the PostGIS database and then making the changes ...
2
votes
1answer
779 views

When should I use a Web Coverage Service instead of a WMS?

Having used WMS for years now, I am wondering what extra benefits there could be if I also offered WCS for certain raster datasets eg. DEM. I have geotiff DEMs which I have loaded into geoserver and ...
2
votes
1answer
65 views

Pixel Size in WCS2

i'm using a WCS2 POST query to get RAW data from a Geoserver GIS Server, but i need to get this info with a given pixel size (larger than the original data in the server) and i'm not being able to do ...
2
votes
1answer
224 views

Geoserver WCS time range request

My goal is to retrieve something like a multiband raster from geoserver where each band has data for a year. I have an image mosaic layer in geoserver where I can retrieve individual years using &...
2
votes
1answer
359 views

Error: Adding WCS ( Web coverage Service ) into ArcMap 10.4.1

I am trying to publish some raster data sets as WCS using ArcGIS 10.4.1 (Desktop ArcMap and Server Manager), but have had little success. I've attempted to publish a data set stored as an ESRI Grid, a ...
2
votes
3answers
180 views

Raster symbolization in open source web gis? [closed]

We would like to build a simple web map application that displays raster data (e.g. a digital surface model) and symbolizes values (e.g. height) using a color ramp. Is it possible to have the user ...
2
votes
1answer
1k views

Qgis Server and WCS service : problem to display raster layers

I'm using Qgis Server and I am experiencing a few problem. I would like to display some raster layers ( for basemap) with other vector layers but I only obtain a white backgroung. My situation : I ...
2
votes
1answer
178 views

How to request elevation data from ERDAS Apollo?

I'm developing a custom application(Desktop based using uDig SDK) where user have a provision to select the line feature on map to view its elevation chart. So far I can do this using Google ...
1
vote
1answer
1k views

features supported by WCS in geoserver?

i have implemented a geotiff image layer using WCS service in geoserver 2.2.4. I have searched on net for operations supported by WCS...it tells me about 3 operations: GetCapabilities, ...
1
vote
1answer
56 views

Error occurred decoding the EPSG code EPSG%3A3857 in GeoServer

My application is throwing the NoSuchAuthorityCodeException error although the layer preview in geoserver is working perfectly, they are not visualizing in the app. I have just checked the logs and ...
1
vote
1answer
624 views

How to set bounding box in geoserver WCS request

When making the below geoserver WCS request it seems that the BoundingBox param is ignored: &BoundingBox=-86,20,-76,40,urn:ogc:def:crs:EPSG::4269 Is my request written wrong or is BoundingBox not ...
1
vote
1answer
2k views

How to extract a WCS layer with gdal_translate?

There is a certain WCS layer that I'd like to save it to my local computer for analysis. According to GDAL WCS driver draft: "Accessing a WCS server is accomplished by creating a local service ...
1
vote
1answer
313 views

GeoServer does not work WCS parameters “subsettingcrs” and “outputcrs”

Request GetCapabilities: http://192.168.0.10:8080/geoserver/ows?service=WCS&version=2.0.1&request=GetCapabilities& Response GetCapabilities (minify): <wcs:Capabilities xmlns:wcs="...
1
vote
1answer
101 views

Rotated image for WCS GetCoverage Operation “v1.1.0” in GeoServer

I am using GeoServer v2.10.1. I have created a layer for testing using "Geo-tiff" store and later published it that computed "Native and Declared" Coordinate reference systems and computed "Bounding ...
1
vote
2answers
393 views

How to specify content in a WCS GetCapabilities request

I have the following GetCapabilities request to a GeoServer WCS service: http://fast.openearth.eu/geoserver/Netherlands_Study_Site_Paulina/wcs?service=WCS&version=1.1.0&request=...
1
vote
1answer
790 views

Using WCS and Python to download from USDA Vegscape database

I wish to download Weekly NDVI rasters from the USDA Vegscape portal. It is possible to access the data using WMS and WCS methods. The USDA dev guide only contains example URLs on how to access the ...
1
vote
1answer
193 views

User management in GeoServer

I stored several layers on GeoServer. In the near future, users should have access to certain layers, e.g. User_1 should only have access to Layer_1, Layer_2, Layer_3, User_2 should only have access ...
1
vote
1answer
987 views

Getting elevation data in Leaflet [duplicate]

I'm using Leaflet map + GeoServer to display a map. I have a TIFF file and a DTED level 2 file. I created a GeoTIFF store and layer that i'm showing in Leaflet, And I created a DTED store and layer ...
1
vote
1answer
313 views

Querying & filtering raster data from PostGIS using GeoServer

I'm currently working with raster data and serving it to a web application using Geoserver. I want to be able to perform queries to retrieve the raster data from a PostgreSQL database with the PostGIS ...
1
vote
2answers
1k views

Does OpenLayers 3 support WCS? [closed]

I was wondering if it is possible to display a map in ol3, which is constructed as WCS in MapServer/GeoServer?
1
vote
2answers
1k views

Cannot describe coverage. WCS

I have MapServer 6.0.3 installed and running in my local machine. The same for Apache HTTP Server 2.2.22 I have created a .map file using NOTEPAD++ for a WCS service that I want to access using ...
1
vote
1answer
180 views

Extracting raw data from WCS raster using QGIS python console?

I am trying to replicate the following manual workflow in the Python console of QGIS 3.4.7 Manual workflow: 1) Connect to WCS service. Name: USGS National Map Elevation OGC-WCS URL: https://...
1
vote
1answer
56 views

WCS 1.1.1 OGC Complaint Test Failed in Team Engine [closed]

I have been testing my GeoServer 2.12.1 for OGC Compliant to WCS 1.1.1 Standard. But I got following errors while testing with the OGC Team Engine. How do I resolve the issues? wcs:...
1
vote
1answer
48 views

GdalInfo and Mapserver : Difference between data

I'm trying to create a generic XML response from DescribeCoverage response. For my tests, i used Mapserver 7.0.7 With gdalinfo, i got this : Driver: GTiff/GeoTIFF Files: geostationary_ir-...
1
vote
1answer
239 views

How can I modify a GeoTiff coverage to allow WCS slicing?

This is a rephrasing of an earlier question that I have deleted. I have a collection of GeoTiffs that form a mosaic on a GeoServer. These files contain a simple raster of terrain elevation data. I ...
1
vote
1answer
60 views

Problem understanding response from MapServer WCS

I can't understand what I am doing wrong with my WCS request. When submitting this request from a browser the result is an output called mapserv. http://localhost:8080/cgi-bin/mapserv?map=/usr/...