Questions tagged [tiles]
A collection of image files each containing a section of a map, or remote sensing scene.
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mapproxy folder “single_color_tiles” not cleaned
I use mapproxy-seed to generate OSM-tiles.
In the tile_cache folder there is a subfolder called "single_color_tiles" where most of the tiles are pretty old.
My other tiles get overwritten when they ...
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1answer
31 views
GDAL retile to create near-uniform file sizes?
I have a 60Gb raster vegetation dataset. I need to be able to access single pixels relatively quickly. At the moment, I am retiling at a fixed size, and saving those, indexing them in Python, and ...
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1answer
27 views
Blurring raster data across tile boundaries?
I have a raster dataset that is made up of 280 tiles, 51Gb total. I need to smooth/blur the data, retaining the same resolution. I would like to blur across tile boundaries, where possible, so that ...
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35 views
Get a 250x250 tile around a Point in an Image
I am trying to randomly sample 250x250 pixel tiles from a big Image, let's say 40000x40000. In this case the big Image would be the Hansen Dataset. I want to sample points in which a forest loss has ...
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1answer
33 views
Which architecture to adopt when working with tile layers and Cartesian coordinates?
I'm currently working on a webmapping application dedicated to warehouse management. Where data is based on indoor geolocation and Cartesian coordinates system.
More precisely, the map background is ...
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7 views
API to fetch Earth Grid tiles / squares, with data on Countries they represent ? (python)
The purpose is to build a dictionary of earth grid's squares: for each square, I know their coordinates and the country they represent.
This may be something similar to https://gis.stackexchange.com/...
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1answer
80 views
Download tile layers for use offline
I would like to download tile layers in this form:
{atlas_name}/{z}/{x}/{y}.png
Because I want to use them offline with my leaflet map.
However, I can't find what are the approaches to download ...
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0answers
62 views
Get set of 250x250 pixel tiles from an image
I am trying to split the Hansen dataset https://developers.google.com/earth-engine/datasets/catalog/UMD_hansen_global_forest_change_2018_v1_6?hl=fr
into 250x250 pixel tiles within a region.
For that ...
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1answer
14 views
Change specific tile image source in OpenLayers 5
I defined a XYZ source and added to map
var source = new ol.source.XYZ({
url: 'http://blabla.com/{x}/{y}/{z}.png',
crossOrigin: 'anonymous'
})
During runtime I can access specific tile by
map....
4
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2answers
114 views
QGIS extract QTiles beyond layer extent
I'm trying to export a layer via QTiles, gotten from the Data Source Manager and connecting to (USGSHydroCached).
I have QTiles set to zoom levels 0-20 and Render tiles outside of layers extent ...
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0answers
20 views
Calculating tile coordinates based on location and crs for ArcGIS maps?
I am working on a solution to download map tiles based on given location:(latitude, longitude) and zoom level
Followed https://wiki.openstreetmap.org/wiki/Slippy_map_tilenames
The key concept is ...
2
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1answer
110 views
Using Baidu tiles in QGIS?
I study Chinese cities a lot and would like to use BAIDU map tiles in QGIS.
Can anyone advise me on how to go about this?
I haven’t been able to find any advice on achieving this on the web.
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0answers
45 views
ST_AsMVT single layer with multiple Id's
I'm trying to create mvt using postgis by following this tutorial
If understand correctly ST_AsMVT is used to create a layer and generated layer will have id. same id can be used to apply styles.
...
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1answer
61 views
Put custom XYZ tile in Mapbox
How to put custom tiles xyz raster files example :
http://blablabla.bla/{z}/{x}/{y}.png
I tried to insert it using :
map.addSource('bla.tile',{
'type': 'raster',
'tiles': ['http://...
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1answer
33 views
Easiest way to draw a lot of features over a base map (transparent tiles)
I'm working on a project, where I have to visualise a lot of lines (and dots) on a map. We used to use openlayers, our own opensteetmaps tile server for "background" maps, and then generate a GeoJSON ...
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1answer
105 views
Tile error Google Earth Engine “Some bands might require explicit casts”
I'm getting this error when trying to map the result after calculating the seasonal median NDVI images for a time series with 7 different landsat tiles in Google Earth Engine:
Link to the code : ...
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0answers
31 views
Finding and fixing source of repeated seed.TruncateTask for empty string errors using GeoServer and GeoWebCache?
Googling this issue is getting me nowhere so I thought I'd cast a wide net here in the hope of getting an actionable lead on this.
Our GeoServer instance is configured for GeoWebCache. While ...
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0answers
19 views
WorldView-2 Multiple Tiles and single RPC file
I have a set of WorldView-2 L2A images, that have multiple tiles (no overlap). As those images are almost all part of a larger scene, tile numbers are inconsistent with the .TIL file (that contains ...
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0answers
62 views
What is difference between BLOB and tile in GeoPackage?
I'm new to GeoPackage, but wrote some code that will read an image file into a buffer and I then insert that buffer into the GeoPackage as a BLOB.
The image files are GeoTIFFs which contain latitude, ...
1
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1answer
47 views
GeoServer pre-generated tiles not working
I have a GeoServer running with a layer that I can load in leaflet using WMS. Currently "caching on demand" seems to work: If I load the map for the second time it loads much faster than loading it ...
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2answers
116 views
Adding WMTS to QGIS?
I cannot add the below map server (Middle_East_Oil_and_Gas_Field_Map_by_CIA (WMTS) to qgis through add WMS/WMTS layer.
A connection will not be made to the following URL.
URL: https://tiles.arcgis....
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1answer
68 views
Seeking free tile server like mapbox studio?
Is there any free tile service/server like mapbox studio so that I can upload my .shp files and it will work like it does in mapbox studio tiles and get geojson tiles on Leaflet.js map?
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0answers
151 views
Using XYZ tiles in QGIS?
I'm attempting to add a weather map layer (a satellite image) to QGIS 3.4.4 using tiles from aerisweather.
The URL (with credentials) is
https://maps.aerisapi.com/...
2
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1answer
48 views
Changing apparent scale of tile layers [closed]
There's loads of web-based tile layers out there which are great in many ways, but one problem I'm having is making them look nice when exporting a map to print or as a jpeg.
The problem consistently ...
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0answers
65 views
Generating a Map (like Google Maps) using HGT files
I'm doing a programming project. It consists of generating a Map (like Google Maps) from height files .HGT
Currently, I can read each file .hgt (each .hgt file have 1201 * 1201 elevation data). For ...
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0answers
21 views
List of outdated tiles without using psql/osm2psql
I have a .mbtile file containing tile data from OSM. I'd like to keep the .mbtile file up to date with the latest changes from OSM. I don't have a postgres running locally that I could update using ...
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0answers
78 views
Creating tiled pyramidal TIFF from PNG tiles that are organized in slippy map?
I have map tiles (Z/X/Y) of a certain location which I serve via a simple web server and add on QGIS for offline usage via the XYZ Tile Layer from the Browse menu.
These are to be used in a survey of ...
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0answers
33 views
AGOL: Overwrite existing tile service - Invalid min scale in the specified source item
I'm trying to automate updating a tile service where:
TPK is generated from a feature class in an .mxd (data frame is web mercator)
TPK is pushed up to AGOL
Tile Service is published
TPK is deleted ...
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0answers
101 views
Correct way of setting up OSM tile server with custom styling
I have managed to set up an OSM tile server (Ubuntu 18.04), by using this docker image: https://hub.docker.com/r/overv/openstreetmap-tile-server/
Everything works fine while generating tiles with ...
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0answers
30 views
Are there any command line tools that convert GeoJSON to tiles directly
Are there any command line tools to convert .geojson files to tiles in PNG format? I have read about many questions regarding the same but I didn't find any concrete answer/implementation.
Planning ...
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1answer
39 views
Fetching Tiles for Zoom Level from Data Base
I have 6.7 million tiles of 200 x 200 meter each stored in a remote database, Can i plot them on the web dynamically as my zoom level changes or i move towards a new area my DB is queried and files ...
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votes
1answer
155 views
Is there a way to get georeferenced satellite tiles of any location on Earth? [closed]
I'm looking for a way to server or command line interface that a program can use to automatically generate a photorealistic satellite image of any portion of the Earth. It is critical that every such ...
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vote
1answer
439 views
Is it possible to serve vector tiles directly from S3?
I have seen that it is possible to use S3 as a storage backend for vector tile servers such as Tegola. These work by fetching the tile from S3, then serving it through an application server.
Is there ...
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0answers
218 views
Google Maps - get all tiles locations around a specific latitude longitude
I am currently working on an app that requires the ability to temporarily download Google Maps for offline use.
As suggested here using tileprovider I can render my own tiles for offline use.
...
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0answers
13 views
s2geometry cell tiling function in Java
Is there any chance to find Java implementation for s2geometry tiling functionality?
Are there any analogous libraries for tiling?
What Im' trying to do:
Split the world on cells up to level https:/...
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1answer
99 views
Removing black lines between merged tiles?
I merged several rasters, but there is a problem with lines between sheets.
Raster is created from LiDAR datasets. Rasters were produced from different datasets via this application: https://iaps.zrc-...
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0answers
268 views
QGIS 3.4 - create mbtiles from QGIS server
We are trying to develop a workflow to generate .mbtiles (for offline tiled map viewing) from a QGIS project.
A few years back, in QGIS 2.4, we went with QGIS -> multiple tiffs -> multiple GeoTIFFs ->...
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2answers
860 views
Ipyleaflet map object doesn't display in Jupyter Notebook but it gets created
When running the code from the example (https://ipyleaflet.readthedocs.io/en/latest/api_reference/map.html#example), no map get displayed.
from ipyleaflet import Map, basemaps, basemap_to_tiles
m = ...
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1answer
64 views
Regular grid for whole planet
I`m trying to generate rectangular grid for whole world with fixed cell size in 350 meters (width and height are equals).
What i tried to do:
1) in main loop iterate trough longitude in range [-180; ...
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vote
1answer
210 views
Clipping/cropping/masking a raster tile layer in Mapbox GL JS
I'm loading Landsat tiles into a Mapbox GL JS map via an AWS S3 tile server, and this is working OK, but what I'd really like to do is clip the tile layer to a GeoJSON polygon which is loaded in ...
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1answer
210 views
How to update tile source URL at zoom change
I'm using MapServer tile mode with OpenLayers 5.3
new ol.layer.Tile({
source: new ol.source.XYZ({
url: 'http://localhost/cgi-bin/mapserv.exe?' +
'map=mapfile&' +
...
0
votes
1answer
41 views
Projecting map from overlay and tile for server?
I am not from the geographic field and am having issues finding the correct words to feed google, or this really hasn't been asked before.
Simply put:
I have a map in a bunch of KMZ files.
I want ...
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0answers
82 views
Getting HiRes Tiles via WMTS results in Incorrect size of download block?
To use maps in prints we'd like to use HiRes Tiles offered by a server (basemap.at) providing WMTS tiles sized 512x512.
The example on https://www.gdal.org/frmt_wmts.html works well for standard ...
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1answer
25 views
Generating MapService tiles cache from machine other than server with ArcGIS Server?
I have a MapService published on ArcGIS Server v10.3. I would like to generate the tiles cache for this service. For an unknown reason ArcGIS Server CPUs are getting overloaded to 99%-100% after a few ...
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0answers
58 views
Convert GeoTIFF image to Python Shapely polygon geometries representing 3 dimensional triangles [duplicate]
I am working on implementing the example at Quantized-Mesh-Tile on my own data sets which are in .Tif (Digital Elevation Models) format.
According to the module, it accept input data in one of this ...
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1answer
95 views
Combing multiple LAS files with different vertical and horizontal accuracy?
The data set in question was made using .las and .zlas files from respectable sources.
Data set 1 was collected in the Fall of 2014. The RAW flight line swath data was processed to create classified ...
0
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1answer
213 views
TPK creation failed - ERROR 001117: Map description property must be set Failed to execute
I'm using ArcMap10.6 to make a tile package. I've filled out the description and map title in the map document properties but I get the this error:
ERROR 001117: Map description property must be set ...
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1answer
38 views
Creating map series in tif format with ArcMap?
I would like to tile a rendered ArcMap 10.6 project in tif format(2km x 2km). The map is simply a colour topographic map rendered in black and white. Important is that the resultant images use the ...
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0answers
53 views
TileLayer.WMS and Map Panes
When I am using TileLayer.WMS and Map Panes. I am trying to put a WMS loaded through TileLayer.WMS into a map pane. Whenever I do that, the WMS is not displayed.
Looking at the DOM, the WMS Layer is ...
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2answers
135 views
Seeking world map (epsg 3857) tile boundaries in shapefile?
I am working on manipulating data and I need a shapefile of world map tile in each zoom level.
It could be better if it is in polygon but line is also fine.
I tried to find the file using as many ...
