Questions tagged [tiles]

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

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Custom Leaflet tile hour format [closed]

I have Leaflet Tile layer in following format: L.tileLayer('https://www.xyz.com/web/{d}/{h}/tmp2m/{z}/{x}/{y}.png' It works fine for hours 10-23, but it doesn't work for 0-9 hours - {h}. I must pass ...
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How to use gdal2tiles in python and skip/exclude blank tiles

I am using gdal2tiles in python. It all works well. In gdal the flag -x can be used to ignore empty tiles, however in the gdal2tiles documentation there does not appear to be an option for this ...
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Setting maximum tile size in GeoServer

Is it possible to set a maximum tile size that can be generated in GeoServer? I have a GeoServer instance that is being hit directly by requests for massive, continent spanning tiles that are ...
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Tiles XYZ plugin for newer versions of QGIS

I was wondering if anyone knows what replaced Tiles XYZ for newer versions of QGIS, as I cannot find it when I search for plugins and when I try and install it via zip file it says it only works with ...
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Update tiles Mapbox

I am trying to manually update a tile with Mapbox I have: map.on('load', () => { map.addSource('CA_WMS_SRC', { 'type': 'raster', 'tiles': [ 'https://...
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How to not generate .png.aux.xml files when using gdal2tiles?

I am trying to use the GDAL Python script gdal2tiles.py to create a few sets of map tiles. Whenever I execute the script, it also creates a set of .png.aux.xml files for every regular map tile (.png). ...
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Tool to find and delete empty images (for tile layers)?

I just generated a tile layer using QMetaTiles for QGIS. But it renders a lot of empty images: I don't need to upload those ones on my FTP. Does anyone know a tool that might detect (and delete) those ...
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what map tile numbering system has two tiles at level 0?

I have a set of map tiles that follow the typical quad tree format however, at level 0 (zoomed all the way out), I have two tiles instead of the expected 1. The tiles also follow a {z}/{y}/{x} ...
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Accessing USGS Map Tiles

I'm developing a Windows desktop app that uses map tile servers to display a scrollable map. It currently supports OpenStreetMap, OpenTopoMap and Bing Maps. I'm looking to see if there is a service ...
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Dynamically build quadtiles compatible with spherical Mercator (mathematics)

I have a spherical Mercator map in degrees coordinates (-180, -85, 180, 85) programmed. I add points to it one-by-one, and on some condition (ex, there are more than 25 points on map), I split this ...
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Remove empty image - gdal_retile.py

I've been working with the gdal_retile.py script recently to retile an orthomosaic. I originally was using the solution from this post, but found that gdal_retile.py is faster with orthos > 10GB. ...
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Geoserver with integrated Geowebcache - How to reseed only needed tiles instead of whole layers [closed]

I have a GeoServer with integrated GeoWebCache. Data is stored on a PostGIS database. I'm looking to have pre-seeded layers, but since my data is going to change several times per day, I'm looking to ...
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How to tile multiple GeoTIFFs exported from Earth Engine?

When exporting large raster datasets from Google Earth Engine, the data is broken up into many GeoTIFFs. What is the best way to create map tiles from these? I have a couple of concerns in regards to ...
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Split raster into smaller tiles of certain size with R

I have a list of about 100 raster stacks with different location and sizes. To feed them into a neural network I need them to be the size of 256x256 pixels. I've tried splitting them using the ...
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Converting 64 bit raster to 16 bit

I have drone captured aerial image that I'd like to add as a layer to a project on GIS Cloud. The file is currently 64 bit which is not supported on GIS Cloud. Using QGIS I ran Raster-Conversion-...
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OpenStreetMap not displaying on my printed maps from QGIS?

I can't figure out the why of when I do a map off my QGIS work while using OpenStreetMap as background map with XYZ Tiles, it simply doesn't get printed while everything else gets printed as expected. ...
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Get raster from WMS

I am downloading Sentinel-2 raster files from Creodias. Several processed polygons are located on two or three tiles at the same time. I can download all the tiles, make a gluing and cut out the ...
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Hosted tile layers not toggle-able in ArcGIS Online

In ArcGIS Pro, I have a map that displays Hurricane Wind fields and Hurricane Storm Surge (two, separate datasets). Within each group there are 5 rasters that represent impacts from Category 1-5 ...
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Splitting a georeferenced TIFF to multiple TIFFs using QGIS

I want to take a TIFF and split it to multiple TIFFs. I'm trying to do this with: Right click on the layer -> Export -> Save As -> Checking "Create VRT". The problem is that when ...
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Qgis standalone script - qgis:tilesxyzdirectory does't work

I try generating map tiles from .tif file with qgis gui using this configuration and this is the result then tried generate the same map from the script from qgis.core import * import os ...
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Tile caching with webP format

I am currently caching my tiles in png format. I read about webP format and its compression. Is there any way I can cache my tiles using this format? I have tried with metacarta TileCache and similar ...
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Creating ArcGIS tile service from equirectangular image of Mars [closed]

I have a high-resolution image of mars (equirectangular projection) that I've rendered and want to create a tile service from (similar to Mars Colorized Mosaic), using ArcGIS Pro. How do I build a ...
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In Tile coordinates, how to get one zoom-level deeper but span the same area?

For an arbitrary tile region defined by (z1, x1, y1), how can we increase z1 to z1 + 1 but span the exact area defined by (z1, x1, y1)? For example, consider t1=(2,2,1). If we want zoom=3 for the same ...
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How do I project GSM raster tilelayer in mapbox-gl-js if I want it to display as an overlay on my basemap if they have different EPSG?

I'm new in mapbox-gl. After persistent attempts to find information, I could not find a solution. The task is to display a layer in the EPSG:3395 coordinate system on top of the basemap mapbox-gl-js ...
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Where are OSM tile servers corresponding to its supported layers?

On OpenStreetMap's main site (like here), there are 6 different layer options to choose from (like Standard, Transport Map, Cycle OSM, etc): However, on OSM's wiki on Tile Servers, not all of these ...
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Annotations to Tile scheme in British National Grid

I am trying to export annotations as a tile in ArcGIS Pro, to be used in conjunction with an OS base map in ArcGIS Online. I need the tile to be exported in British National Grid. Below is the auto ...
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Getting detailed city/region names from OpenStreetMap (OSM) tile API

I want a tile for a region. I have the coordinates. I used a calculator webservice to convert lat/long to z/x/y. I'm using the OSM service like this: https://tile.openstreetmap.org/8/137/83.png : curl ...
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Edit and Save MVT tiles Leaflet

I am relatively new to GIS Web Development. I have a very large vector that I want to display on front end and edit/update in form of a KML file that user uploads. I have managed to save the KML file ...
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OpenLayers adding Stamen tile to map

I am trying to add a tile from Stamen into my map in GeoServer which is made through an HTML file. According to Stamen's website you only need to reference their js-library and add 3 rows of code: var ...
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Show map tiles made in MapTiler in OpenLayers?

I converted GeoTIFF to png-tiles using MapTiler. Here is the folder structure: Now I'm trying to add this folder with png-tiles to OpenLayers as XYZ source: var layer = new ol.layer.Tile({ ...
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GEE image export: Neighbouring pixels have very different reflectances at tile borders

I export to drive an image from Google Earth Engine. Since the image is too large, it is splitted into tiles by GEE. When I visualize each tile in QGIS, I can clearly see the borders of tiles (I am ...
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New Quadkey system for Bing's Birds eye view?

Has anyone noticed that Bing Maps' Birds eye view seems to be using a new Quadkey system, probably since V8 ? Has anyone been able to convert coordinates to this new system? The documentation on Bing'...
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How to get tiles to permanently render the same colour scale as original raster?

I split a 3-band raster image up into 100 x 100 pixel tiles in QGIS. I need each tile to render the same colour scale as the bigger, original raster image it was produced from. I know you can render ...
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Making all raster tiles have same colour scale as parent raster using QGIS

I created a few hundred 100 x 100 pixel tiles from a single raster image. Each tile will be converted to PNG and be labelled for an object detection model. I made the tiles by clicking Export -> ...
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MapServer: Render labels anchored outside tile

I'm using MapServer 7.6 to render a tiled map using a custom tile grid. Therefore I cannot use MapServer's "tile mode". I'm rendering a WMS layer that has a text label centerd on each point ...
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Math domain error when generating tiles in QGIS

I am trying to generate tiles from an OpenStreetMap area with some CAD generated assets superimposed. I am using Generate XYZ tiles. Can anyone see from the output below why the math domain error ...
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Displaying GeoServer Mapbox Vector Tiles with a custom Gridset

I'm trying to render Mapbox Vector Tiles hosted on a GeoServer instance. I followed along with the GeoServer Vector tiles tutorial without any issues (the demo uses EPSG:900913). Likewise, I'm able to ...
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Older mapbox.js tilesize with non-powers of two sizes: what does that mean? (and what to do for Mapbox GL?)

I'm trying to update some (very) old mapbox.js code (0.6.7 - pre Leaflet!) to something more modern, and I'm confused about how it was handling tilesizes. The code uses Mapbox custom raster tilesets ...
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gdal2tiles generate only missing tiles

I am working on a sentinel-2 satellite images project and I need to create a map from some satellite images. The current flow is something like this: Reproject the images in 3857 with gdalwarp ...
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3 votes
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Is it possible to extract tiles layer as raster in QGIS?

Let's say I have a shapefile that contains multiple polygons and I open it on QGIS: Let's also say that I activate the OpenStreetMap tiles layer under it: I'd like to find a way to extract the tiles ...
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How to convert an FAA Sectional GeoTIFF maps into slippy map tiles

The FAA publishes aeronautical maps for the US in a GeoTIFF format: https://www.faa.gov/air_traffic/flight_info/aeronav/digital_products/vfr/. I would like to convert the GeoTIFF into a tile set (in ...
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Average of elevation values not for the entire raster but for created tiles in the raster

I have a raster representing the elevation of an entire city (1-meter resolution LiDAR DSM) and I would like to calculate the average height of the features in the city for 200mx200m squares. I am ...
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Lightweight tiler and management for static images

This is only marginally GIS related, but I think that this community will have the most experience with tiling: I am looking for a lightweight framework that can place a large number of high ...
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How are map tiles created?

I have recently been diving into the world of maps and I got interested to know how map services work, like Google, Mapbox, Leaflet, Open Street Maps and many others. I was confused about the ...
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DGM1, virtual raster error

I want to create a virtual raster with DEM1, existing of 133 tiles (QGIS 3.18.3). It show following processing warning: GDAL command: gdalbuildvrt -resolution average -separate -r nearest -...
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TtileProvider blank page - Google Maps API, own tile provider

I'm using Google Maps API to display mbtiles map hosted locally on my server. Tile service works fine (checked via requsts). But when I apply it to my Kotlin app nothing happens. Here's my code: ...
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R - Write a raster object with the pixels transparency attribute

In R, I have a raster object for which I would like to set a certain level of transparency. When I visualize it, everything is fine library(raster) test <- raster(x = matrix(1:16, 4)) plot(test, ...
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Tiling Orthomosiac along a chainage and at specific interval

This is my first post here. Hope I will find an answer. I have an orthomosiac of linear path(Railway) generated using drone images of around 500 km line. My client needs the data cropped at every 500 ...
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Generate a blank basemap tiles for use with Leaflet

I am a complete novice with GIS and have spent the past 3 work days trying to figure out this seemingly simple task. My end goal is to produce a blank basemap of Earth in a style similar to OSM Bright ...
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Creating same size and quality MBTiles for all zoom levels with one image

I have downloaded a world map from QGIS in TIFF format. Also, I have world map sample in MBTiles format. I need world map 0-19 zoom levels. I have tried to convert tiff with 0-19 to MBTiles, but QGIS ...
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