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Questions tagged [tiles]

A collection of image files each containing a section of a map, or remote sensing scene.

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1answer
139 views

Higher than maxNativeZoom requests tiles

Leafet is requesting tiles while at a higher zoom level than maxNativeZoom from defined mapserver instead of just stretching the maxzoom sized tiles. It is creating a lot of 404s since my maxzoom is ...
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1answer
210 views

Add a NoData buffer to a raster with rasterio

I am currently trying to extract Web Mercator tiles from a Geotiff raster using rasterio VRT (version 1.0rc5). The tiles sometimes exceed the extent of the raster, which causes me trouble. Reading ...
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3answers
594 views

Directly generate XYZ tiles from GeoJSON?

I would like to directly generate XYZ (=raster) tiles from a ~20 GB large GeoJSON file. This is way too much for QGIS Tiler. As another trick I've generated vector MBTiles from the GeoJSON, but sadly ...
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1answer
244 views

Serving multiple styles openstreetmap-carto(4.x versions) and osm-bright from tile server?

I have followed this link to implement serving multiple tile styles from tile server. It says that I just need to update .xml style file path in renderd.conf file. But the openstreetmap carto recent 4....
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0answers
328 views

Cost of hosting an OSM tile server with similar performance to Google Maps API

I am considering switching from Google Maps API to hosting my own OSM tile server. Right now my site gets about 2,000 map hits a day, serving about 20-30 users at a time. With Google Maps API, I ...
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1answer
55 views

Geoserver global services and geowebcahe

I have disabled the "global setting" in my Geoserver to require the workspace name in all URL endpoint. Unfortunately, GeoWebCache does not work anymore. It can return the tiles allready generated ...
1
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1answer
234 views

Is it mandatory to specify --style argument and --tag-transform-script in osm2pgsql query for importing .pbf file?

I am trying to build a tile server that serves tiles of multiple styles(osm and osm-bright). I have followed this link for implementing this. But here I found that osm2pgsql query for importing .pdf ...
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1answer
706 views

Trying to get WMTS layer in Leaflet, but get error 400 (out of range)

I'm trying to use https://github.com/mylen/leaflet.TileLayer.WMTS to get a wmts layer into my leaflet map, but the error 400 is generated and when I look at the tile it says out of range. While ...
4
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2answers
445 views

How to convert UTM projected map to slippy map tilenames

I work with a map of Paris in ETRS89 / UTM zone 31N projection (EPSG:25831) and need to write slippy map tiles in filenames like /z/x/y.png. I made a custom python script to read the QGIS project ...
2
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0answers
502 views

Setup mapnik: tile generation very slow

I've setup a Mapnik tileserver with this steps: https://switch2osm.org/manually-building-a-tile-server-18-04-lts/ This are the specs of my server: OS: Ubuntu 18.04 LTS 8 vcpu's 28 GB RAM I've ...
2
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1answer
183 views

Naming conventions for LiDAR files?

I can't figure out what is specifically being referenced by the names of these .las files: They correspond to a specific quadrangle, but can't figure out quite how.
7
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1answer
1k views

Do Tile Servers typically store every tile for every zoom level?

As I understand, a basic tile server provides raster image tiles for different zoom levels. To cover the world, it requires 1 tile at zoom level 0, 4 at zoom level 1, 4n for zoom level n. These are ...
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0answers
57 views

Tiff file output using print composer has blocks of image scrambled (out of place)

I have used 2.18 to print maps to file (tiff) using print commposer. The base layer imported into QGIS consists of NOAA raster tiles. (My problem arises whether or not I have added other layers.) ...
1
vote
1answer
385 views

Serving OSM tiles - mod_tile/renderd/postgresql problem: I sometimes get 404 Not Found

When I request tiles I get sometimes 404 Not Found. Usually, if I request the same tile again it appears alright (with 200 OK). This is what I found in renderd logs: renderd[734]: An error occurred ...
2
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2answers
262 views

Natural earth tiles are not detailed enough

I am new to GIS, but I have been using the following set of tiles in some of my D3 applications: .tiles.mapbox.com/v3/mapbox.natural-earth-2/ The issue with these tiles is that they are not too '...
1
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1answer
170 views

OpenLayers WMTS reprojection

I have a WMTS service URL, which gives me three layers in projection - WGS84_Pseudo-Mercator (tileMatrixSet). It's very easy to add them using this guide -> https://openlayers.org/en/latest/examples/...
3
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2answers
464 views

How to use geowebcache seeded tiles with a custom projection (EPSG: 27700) in openlayers

I have been using Geowebcache inside Geoserver to seed tiles to improve wms performance when using Openlayers to great effect. This has been working well with EPSG:4326 layers, I use the EPSG:4326 ...
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0answers
86 views

Calculate from tile URL path a TileCache URL path

I am searching for a way how to calculate in PHP (there for OpenLayers are not suitable for me) from tile path /zoom/x/y.png a Tilecache URL like 14/000/009/107/000/010/749.png
2
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0answers
114 views

Generating map tile for ol.source.xyz?

I'm trying to create an OpenLayers online map, using QGis/PostgreSQL(PostGIS) to collect data sets and style the map, and then deploying it online. I previously deployed using PostGIS, GeoServer and ...
6
votes
2answers
703 views

Is there a python equivalent of gdaltindex?

I am using the following gdal shell command (gdaltindex) to create a raster tile index from a directory of raster (tif) files. find /path/to/raster/directory -name "*.tif" -exec gdaltindex tile-...
1
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1answer
253 views

Import OpenStreetMap tiles in a Geoserver Tiled Layer [closed]

I've got OpenStreetMap Tiles downloaded from OSM and stored in a repository, with the structure: Zoom/X/Y.png (own of OSM). I need to import all of them in one of Geoserver directories in order to use ...
2
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1answer
326 views

Troubleshooting downloading MODIS NDVI Data in R

I am trying to download MODIS Data from 2000-2018, however I am encountering some difficulties. Here is my script MODISoptions(localArcPath = "/Volumes/myserver/MODIS/data", ...
3
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1answer
369 views

Mapproxy tiles are partly black instead of transparent

I use MapProxy for caching WMS/WMTS tiles and it works fine up to a certain zoom level. But for higher zoom levels MapProxy fills the empty parts of the layers in black. This happens for certain ...
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0answers
27 views

Tiling image to be used with Google Maps?

I have a 2880 x 2880 image that I would like to tile so that it replace the entire usual world map. So far I got this working gdal2tiles.py -p raster -z 0-6 5KNewMap.png abc3/ but for the zoom ...
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0answers
232 views

Get tile images directly from sqlite database

I'm trying to get map tile images to display in my application. I created a sqlite database and used WMS Lite server to request map tiles using GetMap syntax. wmslite?SERVICE=WMS&VERSION&...
1
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1answer
228 views

How to improve the quality of raster tiles at high zoom levels in Geoserver

I have been testing the functionality of GeoServer as a WMS raster server and I have noticed that the quality of the tiles at high zoom levels is low. Here is an example of the GeoServer tile vs the ...
2
votes
2answers
68 views

Correcting merged LiDAR DEM with outliers in inner edges?

I've created a DEM from LiDAR data. After combining all the files, I could see that there are some problems through the tile borders. This is an screen focused in one of the cross section of 4 files ...
2
votes
1answer
3k views

QGIS 3.0 Hybrid Tile Server URLs

I've recently come into a new position where I'm using QGIS instead of ESRI and am learning the ropes on handling all the things ESRI comes out of the box with that QGIS doesn't. I've found tile ...
1
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2answers
1k views

Visualize MbTiles database

Imagine having a MbTiles database like the one you can download here Is there a way to quickly visualize the tiles on a map? Such as an online tool, QGIS PlugIn, ... If I get a completly unknown ...
1
vote
1answer
271 views

Load GeoJSON data onto Leaflet Map using Slippy Map formatted URL

I've been trying to get some GeoJSON polygon data to show up on a Leaflet map, but the endpoint I'm fetching the data from answers to the format /api/{z}/{x}/{y}.geojson. Leaflet has support for ...
2
votes
1answer
353 views

Make the QGIS Print Composer take WMS maps from a specific zoom level - .png AND georeferenced image

I want to create a .png print with a world projection file from a specific WMS. The WMS in question is Polish national Geoportal service containing hypsometric data. Here's the WMS adress: http://mapy....
4
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0answers
493 views

Construction of R-tree data structure for tiling polygon vector data

Because it is better for irregular distributed data, I want to create tiles using r-tree for my dataset. My dataset consists of 1214 polygons which represents building foorprints. After doing some ...
0
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2answers
468 views

MBTiles with 512x512 pixel tiles?

I have some z/x/y.png map tiles. While in the old days tiles were 256x256 pixels, nowadays it is not unusual to have images referencing the same extents in higher resolution (sometimes called "retina" ...
1
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0answers
32 views

Pre-generated tiles don't works after Geoserver upgrading

I have upgraded Geoserver to the newest version (2.12.2), deployed old "data_dir" and set plugins respective to the version. After start Geoserver I tried to get pre-generated tiles via GeoWebcache ...
1
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0answers
105 views

Incorrectly render png tiles

I'm trying to generate png tiles to overlay them on Google Map. Genenriruyu using mnapnik. But the image of the tile after the 15 scale is not generated. Any ideas? Here is the script generator: ...
3
votes
2answers
603 views

Mapproxy as transparent Openstreetmap cache

I followed the guide from https://wiki.openstreetmap.org/wiki/MapProxy to create a locale tile proxy for OpenStreetMap, because I need to access the same tiles over and over again. However, there seem ...
1
vote
1answer
730 views

Add tiles created with Qtiles as a layer into Qgis

How do I add tiles that have been created using the Qtiles plugin as a layer into QGis and show in my project? Ideally I would like to be able to export this as part of a QGis2Web project. I have ...
6
votes
1answer
2k views

QGIS Project to MBTILES / SLIPPY MAPS

Assuming you have 20+ Qgis projects each with dozens of layers: Background: Web Map Tiles, Features: Millions of Polygons & Points Features are labeled, labels are never overlapping with each ...
1
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0answers
181 views

How to make path similar in the leaflet and in database for the tiles of a basemap

The Tiles in a database files has values for a tile like at zoom level 13 column 5869 and row 3370. However the leaflet and python generates the tile number as column 4782 and row 1162 at zoom level ...
2
votes
1answer
55 views

Tiling geocoded aerials in QGIS 2

I have two geocoded aerials from the Las Vegas valley from different years. The newer aerial has an area missing from the Northwest part of town. The older aerial has the missing area I need. My ...
0
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0answers
137 views

How to tame massive tiled rasters in leaflet webmap

I have a project that has grown beyond it's initial scope. I have multiple large rasters tiled in a leaflet webmap. They were tiled using gdal2tiles.py which produced ~500,000 tiles per raster. ...
0
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0answers
685 views

Use downloaded global OSM data in Android offline app

I am about to develop my first Android app (so I am a newbie in mobile app development). For this I will need OSM data of the whole globe, but only data with tags highway, boundary, waterway and ...
1
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0answers
37 views

Looking for tile-grid polygon layer

I'm looking for a vector-grid that has grid-cell boundaries for every tile/zoom-level in the standard x/y/z web-map tiling scheme. Googling has done me no good...anyone know of a source?
1
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0answers
197 views

What is naming convention of Tiles generated in GeoServer?

While the requests to the tiles from the client are in the format {x}/{y}/{z}, the tiles are not named in the same fashion in the file system. The folder names also look different. What is the ...
2
votes
1answer
294 views

Do we get world grid with date and time of visit of Sentinel 1 and Sentinel 2?

I have an ROI and I am interested in knowing the below for it Tile Number Date and Time of revisit as calendar for whole year This will enable me to specify the tile number(s) and fetch the data for ...
4
votes
1answer
362 views

Vector Tiles for NetCDF Data [closed]

I understand that the GeoServer can produce vector tiles in three formats: GeoJSON, TopoJSON, and MapBox Vector (MVT). Moreover vector tiles has many advantages in handling data such as reduced size ...
1
vote
2answers
384 views

How to draw maps with OpenLayers without subtitles?

I'm developing an application, using OpenLayers and OpenStreetMap, which can not have some subtitles, because it pollutes the map, subtitles like this: this is my code defaultRasterLayer = new ol....
0
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0answers
992 views

Google map tile size and number for an area

Is there any way to estimate the number of tiles in an area for Google Maps for each zoom level? I need something like this app: http://tools.geofabrik.de/calc/#type=geofabrik_standard&bbox=-14....
2
votes
1answer
337 views

Where is Tile Map to Printer Paper Option in ArcGIS Pro?

Where is the Tile Map to Printer Paper Option in the print interface of ArcGIS pro? I need to print a 96x96 map in three 36x96 sheets. I included a picture of ArcMap 10.4 to show the tiling options ...
0
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1answer
242 views

convert geoJson data to interactive map tiles containing icons,labels and popups

In my search for a solution for showing up a tremendous amount of points data on a map, I ended up with an idea of generating GeoJSON data, then convert GeoJSON to map tiles that can be served using a ...