An image file containing a section of map.

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0answers
76 views

WMS getmap tiles not matching in google maps API

I am trying to see a WMS layer above Google maps API's satellite baselayer. When building the WMS URL string I am using WIDTH=256 and HEIGHT=256 which I think is the default. The thing is that the ...
1
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0answers
54 views

Disk usage for Europe (OpenStreetMap)

I would like to know a disk space usage for Europe extract (Nominatim, tile server, both data structures and rendered tiles). I have currently map server with an european country extract and I tried ...
2
votes
0answers
38 views

Fixing undesirable lines between tiles from SRTM contour line extraction?

I'm trying to make a South American topography map based on SRTM data on QGIS. The problem is a visual one. If the topography contours are extracted from individual SRTM tiles, it results a little ...
1
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0answers
44 views

Old imagery WMTS

I am looking for a web imagery tile service that provides old imagery, in the same vein as Google Earth's old imagery, but one that could be integrated into an OpenLayer or Leaflet map. Any idea ? ...
2
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4answers
189 views

Display two generated tiles on one map using Openlayers

i have a multiple Geo-referenced tiff the Problem is : i want to display Two TMS layer on one map. in another way i want to display tow tailed tiff image in the same map like the picture bellow ...
0
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2answers
59 views

How can I render a single raster from a pre-tiled map?

I have a pre-tiled Slippy map data source. How can I render a non-tiled raster image for a given bounding box, without having to add each PNG file and its extents manually in something like Mapnik or ...
1
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0answers
68 views

QGIS Openlayers tool not showing tiles, but showing question mark

We have a proxy server which I've added to QGIS, but when I load openlayers, I get a grid with lots of questions marks, yet the watermark is supplied; any ideas? Fiddler doesn't show anything out of ...
1
vote
3answers
184 views

Custom Styling OpenStreetMap without needing to host it yourself

I know it's possible to edit the way in which OpenStreetMap display, with CSS-like (like MapCSS) stylesheets. Is possible to do this without having to host your own tile server?
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0answers
39 views

Issue with TileStream Tile URL

First of all I'm new to Tilestream, MBTiles and GIS. As a part of of learning purpose I set up Tilestream with the help of tilestream tutorial and copied two MBTiles file to the tiles folder I am ...
2
votes
1answer
44 views

OpenLayers 3: Can I set a default “error tile” for when a tile is not available?

Many of my map layers are zoomable to zoom level 21, but one of my basemaps is only zoomable to 18. When I zoom past this level with that particular basemap activated, the background goes white. I'd ...
1
vote
1answer
41 views

migrating geotiffs to iGIS tiles

I recently shifted maps and waypoints from Delorme Xmap to QGIS on my Mac and wish to use iPhone/iGIS as the GPS (together with the Garmin GLO receiver). Everything is good in QGIS, but I need USGS ...
3
votes
1answer
42 views

Get tile layer intensity at given zoom and longitude/latitude (Leaflet)

I can display a tile layer as an overlay in Leaflet via an url of the form path/to/my/tile/layer/{z}/{x}/{y}.png : my_overlay = L.tileLayer('http://path/to/my/tile/layer/{z}/{x}/{y}.png', { maxZoom: ...
0
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0answers
32 views

Finding seasonal satellite map tiles?

I am working on an exhibit/geospatial visualization which shows the migration of marine animals over time throughout the year. I am searching for seasonal satellite map tiles. Does anyone know of any? ...
2
votes
1answer
121 views

QGIS: how to set transparency for OSM tiles layer?

I'm using QGIS 2.8.3-Wien in an Ubuntu14. My problem is the following: I'm using the OpenStreetMap tiles to draw maps of some specific regions. The problem is that, for some urban/rural regions, ...
1
vote
1answer
35 views

The tiles of the basemap cannot be downloaded due to a security issue while the map is not secured

The tiles of the basemap cannot be downloaded due to a security issue while the map is not secured. Despite the fact that the basemap was shared with everybody on the ArcGIS Online (AGOL), the ...
3
votes
1answer
94 views

Is there any free or open offline satellite/aerial imagery for commercial use?

I'm developing a product for offline use in Brazil in rural areas where there is no Internet connection. I'm searching for a free imagery source which can be used offline in a commercial product. ...
0
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0answers
79 views

Tile generation (gdal2tiles): 'merge' old and new (overlapping nodata) tiles?

I have a task that can be done by brute force - if a specific map region has changed at a given scale, upload new geoTIFF at that scale, then rebuild the tile pyramid for that scale. (I don't create ...
0
votes
1answer
107 views

Using custom xyz tiles in CartoDB?

Following this example (see the section "Use the Tiles as a CartoDB Base Map"), I am trying to add a set of xyz tiles to CartoDB, without success. I exported a EPSG:3857 png from ArcGIS, and created ...
2
votes
3answers
103 views

gdal2tiles and qgis

I have made a tile pyramid of a number of Dutch topographical maps using gdal2tiles. This gives apart from the tiles openlayers.html and tilemapresource.xml. The openlayers shows perfectly and ...
0
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0answers
45 views

Creating Tile server without using any Base Map

I have a database of points with coordinates on server (MySQL + PHP). I need to create a transparent (without an image of map) tiles with the points (one tile can be several points) format (x) (y) ...
1
vote
1answer
36 views

Get tiles count for shapefile in specified zoom level

I have polygonal shapefile, which contains several thousands of features. I need count tiles for 18 zoom level which generates for each feature in shapefile. I find Tile Calculator ...
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0answers
27 views

How to generate map tiles including world files in QGIS?

Is there any way to export bitmap tiles including world files from a QGIS project? I've tried QTiles but it seems not to support world files.
0
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2answers
122 views

Using Bing Maps Quadkeys as Openlayers 3 Tile source

I have a number of tile sources which utilise Bing Maps' Quadkey system in an old Silverlight application and I would like to use them in a new Openlayers 3 map. I have found several examples of ...
0
votes
2answers
701 views

Free tile provider for Leaflet

I'm using Leaflet for the maps of my website. So far I was using maps of Mapbox (they're cool), but they obviously charge for them for website with 100,000+ maps per month. I'm trying to find a ...
1
vote
1answer
125 views

Display OSGB (EPSG: 27700) ArcGIS tile MapServer in OpenLayers 3

I am trying to add this ArcGIS OS Open Background map service in OpenLayers 3.7.0. http://tiles.arcgis.com/tiles/qHLhLQrcvEnxjtPr/arcgis/rest/services/OS_Open_Background_2/MapServer I set the ...
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0answers
28 views

Getting WMS tiles as pyramid in bbox

I wan to get 256px tiles of a geoserver wms service. I specified a bounded box like this: -87.746754646322, 41.894876003264 -87.710705757162, 41.869813442229 But tiles are pyramid format. Wms ...
1
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1answer
70 views

Retrieve MapBox tiles in vector format rather than raster

I am using MapBox and I would like to render my tiles directly from vector format but I was not able to find how to retrieve the tiles in vector format rather than bitmap. So, when I use this url: ...
0
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0answers
171 views

How to offset XYZ tile layer in OpenLayers 3?

I have an OSM layer and a layer with own tiles of the type "ol.layer.Tile" with "ol.source.XYZ" source. Both using 256x256 px tiles. Unfortunately, the areas in both layers are not congruent (i.e. ...
0
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0answers
70 views

Tiles not loading in openlayers map

im trying to make a fictional world map for a game in openlayers 3. I have my high res img (4096x4096 pixels) tiled up for 4 zoom lvls (with 0 zoom lvl being 4 tiles). I fought my way through ...
0
votes
1answer
52 views

OpenLayers tiles from reprojected mapdata mixes zoom levels

We have a map tile layer on OpenLayers where original projection is EPSG:3067 and it is reprojected to EPSG:3395 projection. The map is coming there quite ok, it has not the tiles as straight squares, ...
2
votes
1answer
117 views

gdal2tiles georeferenced image as overlay not working

Ive been looking for a solution to my problem for some time now. I'm using gdal2tiles-leaflet to create tiles for my Leaflet application. The images i use are GeoTiff's with the embedded projection ...
3
votes
1answer
201 views

Using Waze map tiles with Leaflet

I came across this Map Comparisons where they have used Waze map tiles. I searched around and couldn't find any official documentation for using Waze tiles in leaflet. I couldn't even find their ...
0
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0answers
26 views

Can't set cache on tilestache

I've successfully installed tilestache on my server and able to load a geojson from it. But when I change the config file to use disk cache, the server return 500 on requesting the tiles. What I add ...
2
votes
1answer
102 views

Node JS and Tilestrata to serve SRTM Tiles

Update (Aug. 16, 2015): I emailed one of the authors and it turns out that tilestrata-disk wasn't meant to be used as a "provider" in their system. No wonder! Here's what Brian Reavis said about how ...
0
votes
1answer
240 views

How to optimise rendering of layer-groups in Geoserver

I am running GeoServer 2.8 on Ubuntu 14 as a WAR in Tomcat 7. I have an 8 core machine with 16GB of RAM and have allowed a generous Heap size of 4GB. I have JAI installed and enabled. Meta tiling ...
1
vote
1answer
91 views

Leaflet map isn't loading in the correct location

I'm currently working with Leaflet and a dockable web framework called Golden Layout. I'm trying to load tiles into the map, but they are not loading properly and I'm not sure why. Currently, I have ...
0
votes
0answers
60 views

Openlayers 3: Custom Tiles 512x512 with specific folder structure and uncommon file names

I would like to use custom tiles of the size 512x512 pixels with a specific folder structure: "http://localhost/{z}/{x}_{y}_512_512.png" Unfortunately the folder names do not correspond to the ...
2
votes
1answer
58 views

Using lastile in QGIS

I want to tile one large las tile into a few minor. But I just can't get it done. My original las file have around 30 million points and I want to get 6 smaller las files with 5 million points in ...
0
votes
1answer
137 views

Pre-load tiles in OpenLayers 3

I need to preload images (.png) / tiles in my own source: new ol.source.XYZ ,which can it run fast to move and zoom in mobile devices. I used ...libs/ol3/3.7.0/ol-debug.js and as urls: urlArray ...
2
votes
1answer
29 views

Indexing PostGIS table by tile boundaries

I have a PostGIS table with 2M rows, all Points. I'm creating tiles from the data, but it's quite slow. Although I have the normal geometry indexes enabled on the table, I wonder if it's possible to ...
0
votes
0answers
33 views

Generating tiles from PostgreSQL with GeoWebCache

Can GeoWebCache generate tiles from PostgreSQL osm2pgsql-based database like mapnik utils? My purpose is getting tiles for my area from OSM data. I've already imported osm file into PostgreSQL and ...
0
votes
0answers
18 views

Using GDAL Convert .SHP to GEO TIFF in Command Line Python [duplicate]

I have dozen Shape files (.SHP) with Georeferenced. I need to convert to GeoTiff or other format that GDAL primarly gdal2tiles.py to convert to MBTiles format. All I want is convert the .shp files ...
0
votes
1answer
66 views

figure out if every tile is loaded

Is there a way to figure out if every tile of an ol.source.TileWMS is loaded? My attempt so far is the following: var tileColl = new ol.Collection() tileColl.on('change:length, function(e){ ...
1
vote
0answers
71 views

How to run Mapbox Vector Tile Mini Server?

I am trying to make an offline map for the vector tiles that I've exported from Mapbox Studio (mbtiles). I found this : https://github.com/BergWerkGIS/mini-server I have it downloaded on my ...
3
votes
1answer
194 views

Split raster into tiles

I have a raster that needs to be split into tiles (each tile a new raster). I have a Shape file with multiple polygons (these polygons are how I want the raster split). I have Gdal and QGIS. Any ...
0
votes
2answers
334 views

How to transform EPSG:3857 to tile pixel coordinates at zoom factor 0?

I'm creating a Leaflet map with an WebGL overlay (using L.CanvasOverlay) which renders a street network on the GPU. Let's assume I have a point (1497143.62, 6896952.18) in EPSG:3857 and want to ...
0
votes
0answers
50 views

How to create custom tile cache

I have published my Postgis table as wms service with Geoserver. And I want to create my custom tile via wms. For example my map SRID is 4326 and uses OpenLayers. When I add my wms layer on map, wms ...
1
vote
1answer
21 views

Recentering a tiled raster table in PostGIS?

Does anyone know a nice and easy way to recenter a tiled raster table in PostGIS? By recentering I mean that I have a raster that is centered on the Pacific, but I need to recenter it on ...
1
vote
0answers
115 views

Converting *.adf files to *.xyz for XPSWMM?

i am trying to convert adf files to xyz files in order to import them to XPSWMM. i also need the elevation values. however, when i use QGIS to translate the raster files (adf files) to xyz these ...
0
votes
0answers
36 views

Tilestache not giving me individual tiles

I'm using Tilestache to serve some tiles outputted from Tilemil: my cfg file looks this: "layers": { "main": { "provider": { "name": "mbtiles", "tileset": ".../DCMetro.mbtiles" ...