Questions tagged [tiles]

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

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1answer
922 views

Merging multiple LiDAR (.las) files?

I downloaded about 9 LiDAR scenes from USGS and I want to use ArcGIS to merge them so that I can carry out tasks on them together as opposed to one by one.
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1answer
45 views

Importing LiDAR tiles? [on hold]

I've been provided with a number of LiDAR tiles which appear to be irregular point clouds in x,y,z .grd format. I've been trying to merge them and produce a DEM for use in modelling. When I can ombine ...
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3answers
3k 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', { ...
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0answers
20 views

Requesting Styled Google Maps XYZ tiles with QGIS seems to ignore colors

At the time of posting this question unauthenticated requests for Google Maps tiles work. E.g. the following URL scheme would correctly load the tile shown below https://mt1.google.com/vt/lyrs=r&...
6
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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 ...
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2answers
130 views

Breaking Mosaic into Large Tiles using GDAL?

I have 607 aerial images of Massachusetts in .jp2 format. They are in a mosaic however I need to break down the 607 images into groupings of 16(4x4) spatially so that I can more easily process ...
1
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1answer
218 views

Unable to find either renderd.py or generate_tiles.py?

We created a Ubuntu 14.04.1 LTS x64 OSM tile server from packages using the excellent instructions provided by http://switch2osm.org/serving-tiles/building-a-tile-server-from-packages/ The tile ...
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0answers
176 views

Reprojecting xy tiles from mercator to Gauß-Krueger in ubuntu terminal?

I have exported a map from tilemill as mbtiles and converted them to xyz tiles with help of mbutil. The tiles should be used (for learning purpose) with mod_tile or GeoServer and displayed in ...
1
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1answer
36 views

Hosting raster tiles on GeoServer? [closed]

I am new to GIS world. I am trying to host raster images (TIFF) which I need to convert in tiles and host on GeoServer and prepare the service URL so that any user using that service zoom to any ...
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0answers
25 views

PyQGIS Loading Project Layers not working

I'm trying to make some map tiles (with a transparent background) showing the speed limit in different areas of the UK. I've successfully managed to do this using the QGIS GUI on Windows 10, but I'd ...
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0answers
5 views

Configure my local raster tiles for the local network to open in Qgis 3.4

I had open the raster tile locally as explained in "Using Open Google Earth cache file in QGIS?". I have small local network with 30 systems and want to open these raster tiles in all system from ...
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4answers
10k views

Splitting .tif image into several tiles? [closed]

I have an image of size 1GB (.tif), with the width and height 94000x71680. I would like to chunk this image into 20000X20000 tiles so that I can process them. How can I do this?
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0answers
20 views

Creating virtual tiles of raster in Python?

I have a large raster and want to analyze it on smaller subsets but also want to save space so I am trying to avoid actually tiling the raster. Is there a way to make virtual tiles that python can ...
0
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1answer
268 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 ...
0
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1answer
26 views

Miscoloured tiles in ArcGIS Server?

I have a tile layer created on ArcGIS for Server 10.3. most of the tiles have worked out fine, but I have a number of tiles that are odd colours. I have tried rebuilding the cache, but the odd tiles ...
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0answers
9 views

How to setup my Tileserver-php

I have downloaded "xampp-windows-x64-7.3.6-3-VC15-installer.exe" and installed only Apache and PHP. My Apache server is running. I have download "tileserver-php-master" and paste the folder in path ...
0
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2answers
393 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 ...
1
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1answer
32 views

Tile Grid for Sentinel -1

I'm new with GIS. I would like to know if there is a defined tile grid for Sentinel-1. For Sentinel-2 images, there is a defined grid with UTM code, Latitude band and Square. There is something ...
2
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0answers
43 views

Fast Dynamic MVT generation

I am trying to migrate from serving static MVT to generated on the backend by PostGIS with ST_AsMVT(). Or find a way of minimizing the time of building MVT from the database. I have a dataset of ...
2
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1answer
1k views

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
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2answers
52 views

Tiled map image only shows small section of map but has huge file size

My situation is this: I've purchased some PDF maps that I converted some time ago into some software (MudMap) and I now no longer have the PDFs and I want to convert them back. My problem is this: ...
5
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1answer
748 views

Create Vector Tiles from Local GeoJSON

Background In a leaflet application I am currently using geojson-vt to turn small geoJSON files (45MB) into tiles stored as a javascript variable. This cannot be done with the larger files (900MB) ...
2
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0answers
24 views

Unifying color scale of different tiles in Google Earth Engine?

I found some other posts asked the similar questions but in different tools like ArcGIS, GDAL, QGIS etc. What I want to ask is how to do this in GEE. Now I have removed the bad observation pixels (...
1
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2answers
84 views

Seeking Leaflet-compatible tile layers for Palestine?

Where can I find a Leaflet-compatible tileset that correctly displays Palestine with its native borders and Arabic-language placenames? I've searched high and low and I've found all kinds of tilesets,...
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0answers
21 views

Adding tiled map to QGIS and exporting as web map

I have a set of drone imagery that was processed using Agisoft PhotoScan and converted to Map tiles. I am now looking on how can I add the map tiles in my QGIS for exporting as a web map? I have a ...
1
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0answers
24 views

What would cause a Cesium 3D-Tiles tileset to not even request it's content?

I am generating an I3DM through Python. I know that the I3DM is probably ok, since the 3d-tiles-tools allow me to extract the binary GLTF file from it. However, when I go to render the tileset in ...
11
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2answers
334 views

Remove border lines of SRTM tiles rendered as hillshade

I have downloaded several SRTM DEM raster tiles from https://dwtkns.com/srtm30m/, and created hillshade versions from the tiles. However, upon closer inspection, the hillshade tiles now have border ...
1
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1answer
42 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 ...
23
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7answers
10k views

Are there open access terrain tiles with a permissive license like OSM?

Are there open access terrain pyramidal map tiles with a permissive usage license like OpenStreetMap's? I'm building aviation-related maps with Polymaps and need a good raster basemap. The Google ...
0
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1answer
39 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 ...
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0answers
14 views

GeoServer GWC seeding in 900913 slower than 4326

Using the integrated GeoWebCahce for GeoServer, I am trying to create a tiled cache for a layergroup and having a problem when trying to seed in EPSG:900913. Even after increasing both the minimal and ...
1
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1answer
49 views

Sentinel 2 tile ids by country [closed]

Is it possible to find all Sentinel 2 tile ids by country? For example, for a country such as China, is it possible to get a list of all Sentinel 2 tiles id? Things I've tried so far include looking ...
3
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2answers
4k 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 ...
0
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0answers
4 views

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 ...
1
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1answer
269 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 ...
1
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1answer
49 views

Tiling geocoded aerials in QGIS

I am new to QGIS 2.18 and have 2 geocoded aerials from the Las Vegas valley from different years. The newer aerial has a area missing from the northwest part of town. The older aerial has the missing ...
0
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1answer
39 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 ...
1
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1answer
144 views

gdal_retile for big mosaic file

I have some big mosaic files (about 3GB, 50k x 50k) and use gdal_retile.py to generate the pyramid tiles for geoserver. It takes very long time to generate all tiles (about one day in my computer). ...
0
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1answer
68 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; ...
2
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0answers
455 views

Get Modis tile from lat long

I'm trying to get the MODIS tile that I need, I can get it using online calculator http://landweb.nascom.nasa.gov/cgi-bin/developer/tilemap.cgi but I need to get it in code. How I can convert lat, ...
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0answers
39 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 ...
0
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1answer
138 views

`MapnikRasterizer` is giving an error (bad allocation) in FME

What could be the issue here. MapnikRasterizer is giving an error! MapnikRasterizer(MapnikFactory): Performing rasterization... MapnikRasterizer(MapnikFactory): Failed to rasterize data. The error ...
1
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1answer
409 views

Tiling/Caching Image Services with ArcGIS Server

The company I work for uses online map services while working with our clients. We publish map documents as well as image services and have had no issues until recent. We are able to publish/...
1
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1answer
37 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 ...
1
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2answers
908 views

Installing OpenStreetMap Tile Server with Custom Projection Systems?

I am trying to install the OSM tile server on a local machine with a custom projection system like epsg:3573. For the server installation I followed this tutorial (http://switch2osm.org/serving-tiles/...
1
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0answers
176 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 ...
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0answers
13 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/...
1
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1answer
115 views

Free software to publish tiles on Amazon S3?

Does anyone know of free software that would allow me to publish tiles on Amazon S3? I know of Arc2Earth, but it is not free.
5
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0answers
111 views

Issues with atlas generator and labelling across maps/images

I have a lot of layers in my project and I am trying to use the atlas generator in the print composer to create a tiled map. Some of the layers have labels which have different configurations with ...
0
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0answers
79 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 ...