An image file containing a section of map.

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2
votes
1answer
496 views

gdal2tiles doesn't use resampling method correct?

I'm using gdal2tiles to create tiles from MODIS satellite imagery (250 m resolution) and I have noticed that I get the same bad result if I use -r near or -r bilinear (or lanczos for that matter). See ...
2
votes
1answer
113 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 ...
2
votes
1answer
912 views

gdal2tiles problem

Im using the following to try to produce a tms tileset: gdalbuildvrt test.vrt *.tif gdal2tiles -p raster --zoom=0-6 test.vrt out Two tifs work fine, more than that and it seems to miscompute the ...
1
vote
1answer
241 views

Gdal2tiles with tif projection failure

I downloaded this .tif image of the world (small version) from Natureal Earth and tried to convert it to tiles using Gdal2tiles in OSGeo4W. In the terminal, I used the following commmand: gdal2tiles ...
4
votes
3answers
3k views

gdal2tiles.py generates wrong tiles / MapTiler the right ones

I'm trying to generate tiles with gdal2tiles.py and the resulting tiles are stored as 18/132639/164219. If I do the same thing with MapTiler (the GUI variant of gdal2tiles) the tile result is ...
2
votes
1answer
206 views

Can gdal2tiles create tiles at zoom levels > 10?

I am trying to create tiles from tif images using the gdal2tiles command (at the OSGeo4W command line). I've been asked if it would be possible to create tiles at zoom level 12. Using the -z switch ...
0
votes
1answer
144 views

“Too many points” when using gdal2tiles.py in EPSG:4326

I want to put a custom map onto cartodb, which, I believes, requires EPSG 4326. When I try making tiles with gdal2tiles, using a 4326 georeferenced image, I get the following error: ERROR 1: Too many ...
0
votes
0answers
36 views

Storing gdal2tiles output directory in MongoDB, add as XYZ layer in OpenLayers

I am regularly running gdal2tiles.py which generates millions of XYZ image tiles for me. Right now I either store these tiles as flat files on a Windows Server file server or I upload a directory to ...
0
votes
1answer
105 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 ...
0
votes
0answers
44 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
35 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 ...
1
vote
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.
1
vote
1answer
123 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 ...
0
votes
2answers
671 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
342 views

problem serving MBTiles with Geoserver plugin

I'm creating a webmap, and hoping to add a few basemap/raster layers of my own. I'll be using a stack that includes GeoServer which is fine for vector data, but I'd like to serve the new basemap ...
1
vote
1answer
69 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
votes
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 ...
0
votes
0answers
168 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
votes
0answers
69 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
100 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
0answers
25 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
3answers
514 views

Prevent Leaflet from requesting non-existing custom tiles

I have created custom tiles using TileMill. extracted tiles as png images and adding them on base layer. using following code var venu_map = new L.tileLayer('static/b18/{z}/{x}/{y}.png', { ...
1
vote
1answer
88 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
1answer
232 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 ...
0
votes
0answers
58 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
95 views

Mbtile To Geopackage and Vice versa

Considering the new open format offered by OGC, Geopackage, on top of vector data (like that of shapefiles), it supports map tiles as well. The functionality is similar to mbtile format founded by ...
0
votes
1answer
133 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 ...
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 ...
2
votes
2answers
2k views

Problem in displaying tile images using openlayers3

I have problem with displaying my TMS layer using OL3. This is my first time working with tile images this way so maybe it doesn't have to do anything with ol3, maybe I just don't understand it right. ...
0
votes
1answer
63 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 ...
0
votes
1answer
88 views

How to generate tiled geo/topo json?

Are there any commandline tools can take a Shape File or a geoJson file and generate a tiled version of them?
0
votes
2answers
325 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 ...
1
vote
1answer
42 views

Rendered tiles look stretched

I've setup a tile rendering system based on Mapnik + PostGIS. When I open the data with QGis directly from PostGIS it looks fine; but when I attempt to generate tiles with Mapnik they look stretched ...
-9
votes
3answers
1k views

Delivering map tiles in real-time without caching? [closed]

Is it possible to deliver map tiles quickly over the web without worrying about caching or seeding them? With raster map engines this is a problem because endering raster tiles is resource consuming. ...
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
0answers
112 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
1answer
172 views

Displaying raster tiles from OSM data stored in a postgis server

I have been recently tasked with setting up a raster tile server that serves tiles from data pulled from a postgis store. I have managed to get a vector tile server up and running but I'm stuck on ...
1
vote
0answers
56 views

How can I render heatmap contours from QGIS into tiles?

I have a heatmap and contours in QGIS, and I want to export these heatmaps as tiles. This works well with tiff, but I want to include contours into images, to make them look better. In QGIS, I can ...
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" ...
0
votes
1answer
115 views

Leaflet - Can I use a different background tile provider depending on zoom level?

This may look strange, but I cannot made up my mind between providers of satellite tiles for Leaflet. ESRI sattelite looks beautiful, but cannot reach the zoom level I need. HERE is not nice on low ...
1
vote
1answer
89 views

Reusing tiles between zoom levels of Leaflet?

I have a Leaflet map with a GeoJSON Tile Layer and a custom backend for serving geoJSON tiles. The geometries returned from the backend are simplified depending on the zoom level, but within certain ...
0
votes
0answers
118 views

Free Android library to display tiles

I have a set of tiles for a certain area, I have to load them in the client, and draw some points,lines on the tiles. Generally there are some opensource android library like osmdroid, mapsforge and ...
3
votes
1answer
155 views

Is there a way to reduce tile processing from Openlayers 3 when user pan & zoom a lot?

I have 2 overlays with local tiles (xyz) on my map. When the user zoom in / out and pan the map intentionally a lot, the app becomes very slow because OL tries to render all the tiles it was requested ...
0
votes
1answer
144 views

How to prevent Leaflet from loading tiles from server

I am currently developing a couple of solutions with LeafletJS and it frustrates me that my Firefox browser loads the tiles from the server (e.g. Stamen or OSM) and not from cache every time I reload ...
1
vote
0answers
70 views

TileStache PNG Optimization

A Tilestache config file has a "png options" object that passes its config straight through to the Python Imaging Library (PIL). Setting optimize: true does some kind of optimization as the file is ...
0
votes
0answers
71 views

How to get an offline TileServer on Windows

I want to find the "prepared" OSM tiles of the any cities which have composed like /{z}/{x}/{y}.png catalog. I quite newbie in the TileServers and don't want to use any seeding process for that. Is ...
0
votes
1answer
29 views

Reprojection not generating properly the tiles

I am executing this query with cartodb.js. I am moving the markers radomnly to generate a new layer. cartodb.createLayer(map, { user_name: 'mickemr', type: 'cartodb', sublayers: ...