An image file containing a section of map.

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1
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0answers
12 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 ...
1
vote
1answer
177 views

setup Mapserver WMS from tile files

I'm totally new to Mapserver and I've been banging my head trying to figure out how to mount a WMS server that will seed images of a small geographical area to a OpenLayers HTML page. I already ...
0
votes
0answers
8 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
14 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
511 views

Transforming between epsg:3857 and Google Maps Tile coordinates

Hio, I used to use a simple python project (https://github.com/hrldcpr/mercator.py) to convert between wgs84 and google maps tile coordinates. This project doesn't have a license, and looks like it ...
1
vote
1answer
665 views

How to generate JPEG tiles using gdal2tiles.py

I am using gdal2tiles.py to generate tiles and packing it into MBTiles using mb-util. gdal2tiles by default generates PNG tiles. When I convert PNG tiles to JPEG large black area around tiles are left ...
2
votes
2answers
1k 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
20 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
1answer
304 views

Looking for RMaps SQLite format details

Locus Maps and Rmaps Android maps support an offline sqlite Format called Rmaps. I am trying to find the format details and how its organized. I couldn't, is there any dependable documentation online? ...
0
votes
0answers
23 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
75 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?
3
votes
1answer
66 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
45 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
523 views

Implementing OpenLayers3 basemap from tiles created using gdal2tiles

I recenty discovered the gdal2tiles.py tool which is working great with OpenLayers 2.x, but I wanted to use the new release of OL and I'm having some troubles. I have googled for a solution but i did ...
1
vote
1answer
39 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 ...
-7
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. ...
2
votes
1answer
369 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 ...
0
votes
0answers
19 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
11 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
29 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
42 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
30 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
21 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" ...
2
votes
0answers
22 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
48 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
37 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 ...
1
vote
0answers
23 views

How do I fix my SLD tile heat map when it comes up as dots?

I am currently working on an SLD heat map on GeoServer that uses tiles.There is a point in each tile with the data. From far away, the heat map looks normal. But up close it just becomes little ...
0
votes
0answers
40 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
72 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
60 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 ...
0
votes
0answers
17 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 ...
1
vote
0answers
35 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
31 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
22 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: ...
29
votes
4answers
8k views

How to generate Tiles with QGIS

Is it possible to generate map tiles from QGIS? I guess QGIS Server must have a way to do it, but is there a way to just generate the tiles and save them to disk? With the new symbology renderer and ...
2
votes
1answer
64 views

Vector tiles in ArcGIS

I have a vector map (consisting of several polygons) and I would like to create several overlapping tiles. I did the same for a raster map using "split raster". For the vector map, I created an ...
0
votes
1answer
194 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
0answers
30 views

openlayer 3 support for wms 1.3.0 CRS:1

I am trying to get a TileWMS layer working with the CS as CRS:1 defined in WMS1.3.0. By defining the right projection stated in CRS:1, axisorientation as 'es', I could get it working for ImageWMS. ...
1
vote
0answers
83 views

Serving Dynamic Tiles

I want to display data (tiles and utfgrid info) inside MSSQL on top of google maps using Mapnik. I have looked into mapnik and setup a small prototype both with tilestache and also with node-mapnik ...
0
votes
0answers
53 views

Esri Basemap switch between dynamic and tiled layers

Here's the scenario: Using the Esri JS API 3.13 and ArcGIS server, we have a cached tile layer that has display levels from 0 to 14. We have a dynamic map service layer that is enabled for all ...
6
votes
3answers
210 views

Is there a software package that allows users to create map tiles?

We would like to create map tiles to be used via mobile device in the field in an offline environment. The imagery will come from our personal collection of aerial images taken via UAV.
0
votes
0answers
29 views

Hosting Rasters as a Tile Server (2) [duplicate]

Just a little followup from an answer from a previous question with the answer: You don't actually need a special server to serve tiles. All you need is a regular web server and your tiles ...
0
votes
0answers
16 views

ASCII Map Tile Service

I'd like to provide an ascii art basemap on Leaflet/Openlayers. Surely someone has created ASCII Web Mapping Service... Are my googling skills just lacking..?
0
votes
0answers
8 views

Producing a Tiled, Interactive Map from Illustrator Data [duplicate]

Me: A newbie to the technical side of map making. I have extensive experience with Creative Suite apps and interactive and dynamic Flash, and some experience with interactive SVGs. The project: An ...
3
votes
1answer
45 views

How display tiles by using earth plugin in browser?

I was using MAp Tiler to generate tiles for my maps, And everything is great. But I have problems with displaying those tiles in 3D version by using earth plugin. The data which gave me Map tiler was ...
0
votes
1answer
70 views

Converting CAD to map tiles

My team is working on an application that has a map feature, and we want to extend this feature greatly. Among other things, we want the user to be able to load a CAD drawing, and place it on the map. ...
0
votes
2answers
50 views

Hosting Rasters as a Tile Server

I am currently trying to serve a Raster Datasheet made from several Geo(TIFF) files but I am unsure about how to go about it as I'm quite new to GIS! I need to host it online so that clients can ...
0
votes
2answers
45 views

How to tile an Image created in Adobe Illustrator

I'm a beginner in this and don't understand something. I have a simple map in Adobe Illustrator, and I want to tiling it to using in webglearth (https://www.webglearth.com/). How I can do it?
0
votes
1answer
42 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
15 views

how to fetch the features that are making up the image of a dynamic or tiled service ?

It it possible to to know the position of the points that an image coming from dynamic or tiled services contain. I need this to implement a custom mouse-over event for tiled/dynamic services.