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GDAL with ECW support on Ubuntu [duplicate]

I'm trying to install GDAL with ECW support on Ubuntu 22.04.4, but I'm getting an error I can't figure out after running the "make" command below. This is an extract from the error: /usr/bin/...
slaicha's user avatar
0 votes
0 answers
9 views

QGIS Server - error in insert transaction (size too large)

I'm using QGIS Server for my application. I do an insertion in a QGIS project through the app. The transaction XML body contains a property that is an image in base64 format. I receive an internal ...
AlejandroOG's user avatar
1 vote
2 answers
66 views

Close small gaps between line geometries with QGIS automatically

I have a vector layer which contains about ~4000 line geomtries. Between some of them are tiny gaps, sometimes just centimeters. Instead of manually adjusting the gaps I hope that there is a tool, ...
i.i.k.'s user avatar
  • 1,709
0 votes
0 answers
24 views

Sample Raster Value code check

I have written code to loop through prism climate data (rasters) data at certain 2-week intervals then take the mean of that interval then append it to the original shapefile. #%% Processing Sinks for ...
Ekkehardt Rosasee's user avatar
0 votes
0 answers
24 views

QGIS 3.28.15: Model designer - Save output to specific choosable folder

I want to enable users to specify a folder where all the output of the model is to be saved when running it in QGIS. The model was created in the model designer. I have searched far and wide and tried ...
KarlD's user avatar
  • 1
2 votes
1 answer
192 views

Can I set QGIS to summarize icons above a certain scale and display only the number of icons in an area?

I would like to know if it is possible to set up a function in QGIS to automatically summarize icons on the map above a certain scale so that only one icon is displayed, representing the number of ...
MmVi's user avatar
  • 31
2 votes
4 answers
128 views

Reducing decimal places of coordinates in vector data using QGIS

I have polygon vector data, some of the polygons are imported from another 3D program (Agisoft Metashape). The imported polygons have up to 12 decimal places in the displayed coordinates (attribute ...
chrissi's user avatar
  • 101
-2 votes
0 answers
14 views

DATABASE.LAYOUT.VER SION.MINOR = 1 whereas a number >= 3 is expected. It comes from another PROJ installation [closed]

I am using GDAL 3.9.1 and Used in C++ with vcpkg and this error give me with my setup how to solve this ??
user249628's user avatar
1 vote
0 answers
36 views

Get data about rendered entities (mapnik) for each zoom

I'm using mapnik (mod_tile + renderd) to generate tiles based on data from PostGIS. The data is very simple, several countries with roads, names, etc. There is a style description file (xml), where ...
Ezhidze's user avatar
  • 11
0 votes
1 answer
50 views

Openning TileJSON file OpenInfraMap in QGIS

I tried to open the OpenInfraMap JSON folder to obtain the data in QGIS. However, I don't have the extension to add layers from a JSON file: https://openinframap.org/map.json Would anyone know how to ...
AlexandreBAZ's user avatar
0 votes
0 answers
34 views

Vector to raster error (rasterize)

I have the problem, that there is always the same error when trying to use the tool rasterize (see below). I tried it in different Qgis projects and with several layers and I couldn't find any helpful ...
Michelle's user avatar
-1 votes
0 answers
17 views

High NearMap aerial imagery data consumption via WMS using QGIS V3.16 Hannover [closed]

I have an ongoing issue with using NearMap via WMS (via an API Key) with QGIS V3.16 Hannover, where it consumes a massive amount of NearMap Aerial data, just by accidentally zooming in or out. I have ...
Jennifer Johnson's user avatar
0 votes
0 answers
50 views

Overlapping 2 raster data

I have a raster file which a vegetation indices file where a certain indices value say: 0.2-0.4 is represented in Green Color and rest in white as shown: I now want to overlap slope for my study area ...
Walker's user avatar
  • 301
-1 votes
0 answers
18 views

Marxan in ArcGIS Pro

I have been using Marxan to run conservation prioritization but I wanted to see if ArcGIS have something similar. I am just wondering if someone here has already used Marxan in ArcGIS Pro?
user249555's user avatar
1 vote
0 answers
58 views

Is azimuth preserved in EPSG:3857?

I am trying to draw the outlines of drone images using OpenLayers. The drone has recorded a "yaw degree", which should be the azimuth. However, when I place the rectangles on the map, their ...
Džuris's user avatar
  • 111
-2 votes
0 answers
11 views

QGIS Semi Automatic Classification Plugin error while merging the spectral signatures [closed]

2024-07-07T23:14:37 WARNING Traceback (most recent call last): File "C:\Users/susha/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\...
Shubhi Kulshrestha's user avatar
0 votes
0 answers
21 views

Obtain KML/KMZ route following train tracks?

I'm making some route animations where I animate a path from point A to point B on a map. So far, I've been animating driving routes that follow roads, and my workflow is the following: Use Google ...
Bernard's user avatar
  • 101
1 vote
0 answers
55 views

QGIS atlas minimap link to page (PDF)

I'm using QGIS 3.80 I've made an atlas of my city. One page corresponds to one item of my grid. A mini map shows where I am in the current map. I'll export it to PDF Is it possible to create links ...
velocamion's user avatar
0 votes
0 answers
37 views

Connecting two lines based on their value in ArcGIS Pro

In ArcGIS Pro 3.3 I have a layer of non-continuous lines that I want to connect based on depth values. Each line has a depth field (e.g., 0.3, 0.5, 0.8). I need to connect each line to the next one ...
Itamar Kadosh's user avatar
0 votes
0 answers
15 views

Solving Geometry Error in LST Prediction Using QGIS and MOLUSCE Plugin

I’m currently working on a project to predict Land Surface Temperature (LST) for the year 2033 using QGIS and the MOLUSCE plugin. My dataset includes LST raster layers for 2013 and 2023, along with ...
RAKIBUL ISLAM's user avatar
1 vote
0 answers
41 views

Create PostGIS column of a specific H3 hexID/resolution

I've used H3 in the past just for speeding up my spatial queries, however I'm looking for the best way to store the index information itself alongside my data. Something like: CREATE COLUMN H3res14 --&...
Lucian B's user avatar
1 vote
1 answer
38 views

Free QGIS Retina/HiDPI map tiles still produce illegible text

I'm using QGIS 3.34.1-Prizren on macOS 14. When I use the default XYZ OSM basemap in QGIS on my Retina screen, the roads and labels are all extremely small and pixelated: URL: https://tile....
Nick K9's user avatar
  • 185
0 votes
1 answer
23 views

Modify polygons imported from a MyMaps KML files

I made a map on MyMaps, I managed to import it to QGIS but I can't select the polygons to modify them. How can I do this?
Claromale's user avatar
2 votes
1 answer
60 views

Assigning Z value along line on raster using QGIS

In QGIS I have a mnt, a line with a Z attribute of value 100. How can I replace the Z values ​​of the raster that intersect the line (see a buffer around the line) with that of the line, i.e. 100? I ...
fcka's user avatar
  • 985
0 votes
0 answers
33 views

Convert from local to absolute coordinate having four georeferenced points

I am attempting to determine the absolute positions of several points acquired via a total station survey. I had also obtained local coordinates for four points (the vertices of the red polyline) that ...
Marco Cangemi's user avatar
0 votes
1 answer
42 views

Filling with points to inside of shapefile using ArcMap

I have a shapefile and I have to fill with dots or points inside of my shapefile. Is that possible in ArcMap? Input value is total point number. Eventually each point should have latitude and ...
Talha Çelik's user avatar
0 votes
1 answer
62 views

How to add OpenStreetMap layer as bottom layer via QGIS processing script

I want to add an OpenStreetMap layer as the bottom layer of my project via a script. This works from the console: project = QgsProject.instance() root = project.layerTreeRoot() all_layers = root....
Nick K9's user avatar
  • 185
0 votes
2 answers
44 views

How to add a OpenTopoMap legend

I'm a beginner when it comes to using GIS in general and QGIS in particular. I use xyz OpenTopoMap as my basemap and want to display an appropriate legend in my layout, but don't understand the ...
user249383's user avatar
-1 votes
0 answers
40 views

Could there be a WMTS sniffer browser extension? [closed]

Normally various web apps need the user to put together (usually XML) description files of tile servers, e.g., https://sourceforge.net/p/viking/wikiallura/Maps/ https://alpinequest.net/en/help/v2/...
Dan Jacobson's user avatar
3 votes
0 answers
98 views

Attach functions to QGIS processing algorithms

I am trying to find a way to attach a function to run whenever any processing algorithm either starts, succeeds or fails in the main QGIS application. The functions should be attached when a plugin is ...
Dror Bogin's user avatar
  • 3,555
0 votes
1 answer
41 views

How to batch import geotagged photos into QGIS?

I did some flights with a DJI drone over an area a few kilometers long, and I would like to batch import the hundreds of geotagged photos into QGIS. I have tried the ImportPhotos Plugin but the photos ...
MapDeath's user avatar
  • 341
0 votes
1 answer
19 views

How to Output Singlepart features When Clipping in ArcGIS Pro

I'm trying to clip two different layers together in ArcGIS Pro but I just discovered it seems like all the clip tools I've tried (clip, pairwise clip, clip layer, intersect) will condense the ...
Nahotnoj's user avatar
0 votes
0 answers
27 views

Using ArcPy Cursor to concatenate spatially stacked (points) row values [closed]

I am using ArcGIS Pro 3.3.0. I'm hoping someone can point me to the proper tools. I'm having troubles with writing a Python script, as I'm still fairly new to ArcPy, to concatenate row values that are ...
labshepherd's user avatar
1 vote
2 answers
61 views

Removing character from many field names in QGIS

I have a shapefile with ~100 fields. Each field corresponds to a date, the name of each field is something like this 2006-07-05 (year-month-day). I want to remove the - symbol and have only 20060705. ...
Na_Na_Na's user avatar
  • 131
0 votes
0 answers
22 views

Removing Landsat 7 Noise Lines From Single Composite Image in GEE [closed]

I am trying to calculate an average NDVI layer from June through September 2011 using Landsat 7 data. I've been trying to remove the noise lines associated with Lndsat 7 data after 2003 using data ...
Jason Edelkind's user avatar
0 votes
0 answers
21 views

When I modify the layout of a line, in a GDB ArcMap, the modification is not displayed. How can I solve this problem?

I am updating the route layout (lines) of a cartography that is in an ArcMap GDB; I have found that being in the same Feature Class, updating your layout and stopping editing, your new layout is not ...
Oscar Acevedo's user avatar
0 votes
1 answer
40 views

Opening .aprx files in QGIS via SLYR

I'm following this https://mapscaping.com/opening-an-aprx-file-in-qgis/ tutorial on how to open a ArcGIS Pro .aprx-File in QGIS via the SLYR plugin. While it does sound straight-forward, the .aprx-...
Rob's user avatar
  • 302
0 votes
1 answer
13 views

Mask an image with a smaller image in GEE

I'm working with Google Earth Engine images and I would like to know if I can mask an Image with a smaller one. var image = ee.Image("a/big/image") var mask = ee.Image("a/small/binary/...
Pierrick Rambaud's user avatar
0 votes
0 answers
34 views

Map-matching on table of geometries

I have a table that represents an OSM map. Each row representes an edge of the graph. It has the following attributes: road_id, start_node, end_node, direction, linestring I want to mapmatch a trace ...
Rodrigo Sasse's user avatar
0 votes
0 answers
48 views

How to keep attributes after a clipping operation in PyQGIS?

I'm trying to do a spatial clipping operation between 2 point layers, representing buildings and earthquakes, and a buffer area created by the user. The problem is that after operation, all attributes ...
Salvatore Diolosà's user avatar
0 votes
1 answer
28 views

Add Scale and Offset to VRT from python

I'm using the python GDAL package to build a VRT containing multiple bands. These bands might have a scale and offset to be applied. Is there any way to add these parameters to the VRT when creating ...
Guillermo Moreno Castaño's user avatar
2 votes
1 answer
35 views

Missing points datasets global monitor energy

I want to use the GEM data from Global Monitor Energy and incorporate it into QGIS. I downloaded the Excel data which I converted to CSV. Then, I wanted to add the layer thus created with the "...
AlexandreBAZ's user avatar
0 votes
1 answer
30 views

Opening more than one KML in a single Google Earth instance from the Linux command line

I’m trying to display the motion of an object in Google Earth. I get live [Lat, Lon, Alt] information. I have a C++ program that polls it, and automatically appends the information as a Placemark ...
barak's user avatar
  • 3
1 vote
1 answer
43 views

Layers corrupted after saving, closing and opening of QGIS project with PyQGIS

Using a Python script, I create a layer from a CSV file and then write it out to a gpkg file. I then create a group in the layer tree, load it in the gpkg file and add it as a child of the group. This ...
John_nz's user avatar
  • 31
0 votes
0 answers
25 views

Stretch Singleband Pseudocolor with Cumulative Cut

I'd like to use the QGIS Python Console to stretch a raster layer that's already symbolized as Singleband Pseudocolor. I can push either button, , but I'd rather script it for a layer(s). The only ...
cndnflyr's user avatar
  • 3,412
0 votes
0 answers
54 views

GDAL with ECW support on Ubuntu

I'm trying to install GDAL with ECW support on Ubuntu 22.04.4, but I'm getting an error I can't figure out after running the "make" command below. This is an extract from the error: /usr/bin/...
slaicha's user avatar
1 vote
1 answer
433 views

130 TIF DEM file (total size 3 GB) become 7.4 GB TIF file after merging. Why?

I combined (Merge) 130 DEM maps via QGIS, taking up 3 GB in total. However, the total size of the combined file was 7.4 GB. I'm new to QGIS. It's only been a few weeks. I don't understand why the file ...
William24's user avatar
-2 votes
1 answer
20 views

Recover GEE repositories [closed]

I recovered my recently deleted Google account. However, I cannot see the repositories I had in GEE. There is a way to recover them?
Javier Martin DSM's user avatar
0 votes
0 answers
31 views

Using the Crayfish extension in the modeler

I'm trying to use the crayfish plug in in modeler to convert a file. The model returns an error message. It turns out that the grib fish extension seems to generate two files. I deduce that my model ...
fcka's user avatar
  • 985
1 vote
0 answers
25 views

Adjusting position of raster layer in QGIS

I have a number of raster layers in QGIS, open-source or provided by other people. One of them is slightly off in position, about 100m in a map that is 10km square. Is there a way to add an arbitrary ...
Roderick Stewart's user avatar

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