Questions tagged [export]
The process of moving geographic data or maps from one storage format or software, to another.
1,629
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Exporting an ImageCollection using Service Account
When exporting an image to an ImageCollection using a serviceaccount to a legacy project, e.g.
ee.Export.toAsset(myImage, "description", "projects/earthengine-legacy/assets/projects/...
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1
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50
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Preview all raster within a date range from an Image Collection in GEE
I am trying to preview all rasters separately within a date range from an ImageCollection and then export the required raster to a drive. As of now, I am doing this by changing the date range ...
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94
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QGIS crashed when QgsVectorFileWriter.FieldValueConverter() was used as fieldValueConverter option
I want to export the PostGIS layer as a shapefile. I need to use replace all selected raw field values with displayed values in QGIS. To do so, I follow PyQGIS Export table with Replace all selected ...
8
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92
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Exporting Geopackage converts milliseconds of QDateTime to zero
I use this solution to display actual QDateTime value with milliseconds in a temporary memory layer. And I use another solution to export as CSV the value including the millisecond value.
But then, I ...
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34
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Pixel misalignment issue
I am trying to export a raster from "ECMWF/ERA5_LAND/MONTHLY" from GEE while maintaining the preciseness of pixel location.
But it turns out that the nominal scale returned is actually ...
4
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1
answer
3k
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Exporting layer with datetime field with milliseconds value
I have a layer with datetime field with milliseconds. I use the following script to get a QDateTime object and add it to a memory layer:
layer = QgsVectorLayer("Point?crs=EPSG:4326", "...
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2
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1
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297
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"Geometry has too many edges" This is the which keeps on coming on GEE
I am trying to extract the data for the particular country using the shapefile for the province to get the daily precipitation data. But whenever I run the following code error displays:
...
0
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1
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91
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Poor exporting results from Google Earth Engine (GEE), Landsat 5 [closed]
I'm having a problem with the export of results in GEE. Is there a solution to this problem?
Here's my GEE script:
var cloudMaskL457 = function(image) {
var qa = image.select('pixel_qa');
// If ...
0
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1
answer
253
views
Exporting tables with variable name in Google Earth Engine
I am using 'featureCollection.features.forEach()' inorder to loop over a featurecollection and make some changes to each feature.
after each iteration I want to export a CSV file.
I want to name each ...
1
vote
1
answer
493
views
Downloading all images in an ImageCollection to my local computer from Google Earth Engine
Based on Filter Sentinel-3 data based on cloud cover over a region of interest, I managed to get an ImageColection containing the name of hundreds of Sentinel-3 images with specific cloud cover over a ...
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1
vote
1
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123
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Map Exported from GEE to QGIS shows wrong class symbology
I performed an Unsupervised classification in GEE with 3 classes and exported the result to QGIS using:
Export.image.toDrive({
image: result_Unsupervised,
folder: 'Brazil',
description:'...
- 495
0
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0
answers
172
views
Reducing the number of coordinate decimal places when converting .TAB to .KML
I'm converting a series of files (each one depicting cellular coverage in a whole country) from .TAB to .KML. using QGIS 3.22.2-Białowieża.
Once converted, a little Java program finds if a specific ...
- 123
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59
views
Exported image different from Map.addLayer in GEE
I used this script to extract and export the water class from a supervised classification result by Random Forest in GEE.
var water = RF_classified.updateMask(RF_classified.eq(0));
Export.image....
- 495
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votes
1
answer
215
views
Exporting feature attributes to CSV with PyQGIS
I've retrieved some attributes and coordinates from a point layer in QGIS:
path_file = myfile
layer = QgsVectorLayer(path_file, "name", "ogr")
QgsProject.instance().addMapLayer(...
- 492
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1
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274
views
Exporting to text file the coordinates and value for section of map [closed]
I'm a novice with GIS. I want to export to a text (.csv) file the coordinates (lat, lon) and data values for a rectangular section of the data domain as shown on the map. I have loaded a .img file of ...
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61
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QGIS - Many raster - change resolution, coordinate system and export
I have ca. 50 rasters and I want to batch export them after changing the resolution and coordinate system. Any suggestions?
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1
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410
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How to export DXF lines and polylines into one shapefile in QGIS
I imported a DXF file into QGIS and now after editing it, I wish to save different parts of it as a shapefile. When I go to save the layers by highlighting the ones I want and pressing right click >...
- 392
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1
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124
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How to alter GeoJSON output to be one feature
I'm using MapBox, and in sending it the data to highlight part of a map, e.g. Alaska, it expects a single feature with a single multi polygon of lat/long points. Here is an example of the format ...
- 163
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1
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32
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Use ostu to count water, but export image is all black
When I run my code, it can be print image in map. But when I export to the Drive, it becomes all black image. Like this:
There is my code, it will be a few long. Most part of them is OSTU code which ...
3
votes
2
answers
173
views
Algorithm of automatic ee.Image visualization used by Map.addLayer
The following code:
var image = ee.Image("MODIS/051/MCD12Q1/2001_01_01").select(["Land_Cover_Type_1"])
Map.addLayer(image, {}, '2');
gives an RGB visualization displayed on the ...
- 143
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163
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When exporting Map Service layer of USGS topo maps as a GeoTIFF the resolution is always fuzzy. How can I get a better image?
Using QGIS. When I increase DPI the export times out. Image must be Georeferenced because I am bringing it into CAD with other data on State Plane coord. The individual 7.5" Quad JPEGS from the ...
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1
answer
66
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Export to PostgreSQL in QGIS 3 with permissions
Is it possible to use the Export to PostgreSQL tool (tool details here) in QGIS 3 but to also set permissions for the table you are exporting into without having to run that in a separate console of ...
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2
answers
607
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Export selected fields from attribute table in QGIS
In my attribute table there is a large number of fields. I want to export the data with selected fields.
How to do this in QGIS?
- 625
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227
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Exporting GeoJSON data to gpx with togpx library in Leaflet?
While doing research to assemble, cut tracks (polylines), I found a development called Leaflet.draw.plus: alas, abandoned : https://github.com/Dominique92/Leaflet.draw.plus .
I tried this leaflet.draw....
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1
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84
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Table attribute export to Excel with value issue
I try to export table attribute to Excel with description not code of Domain not, work with export dBASE table or table to excel not work.
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631
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OSM: Downloading all street names + adress number + coordinates of a city?
For a statistical analysis my company wants me to create an Excel sheet containing every building's adress in a city, like this:
City name | area code | street name | house number | longitudinal Coord....
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2
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381
views
Earth Engine terminate ALL Google Drive export tasks
I have a bunch of tasks leftover from my previous session that I don't need anymore. But since these are waiting in a queue, my new exports are waiting for the previous ones to finish first. Is there ...
- 29
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0
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48
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Faulty output on save vector layer as (export/save features as) / PostgreSQL SQL dump
i just did an export of a PostGIS-db polygon dataset via "/export/save feature as" using the PostgreSQL SQL dump option taking standard settings - which seemed to be correct for the existing ...
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360
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EE: Converting list to feature collection for export
I am attempting to export a list of some NDVI data to my Google Drive. However, I am unable to export the list (when using export.table.toDrive) to my drive, as I get an error warning that my ...
1
vote
2
answers
66
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Concatenate the index field from data driven pages into the file name during export?
I am trying to modify this script form Esri to export my data driven pages to PNG format. I have two things I am trying to communicate in the file name, the priority (which is represented by the page ...
- 43
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vote
2
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248
views
Exporting QGIS layout without missing layers from standalone Python script
My goal is to write a standalone Python script in QGIS 3.10.4 to automate the export of layouts as images. I want it to have the same result as opening a particular project in QGIS, opening a layout ...
- 168
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1
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102
views
QGIS data attribute table reduced after export data from scratch layer
I have a situation like this:
namely, there is a plenty of items selected (roughly 14) with the willing of exporting them to the separate file.
When I export these selected layers to other file, they ...
- 3,773
2
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0
answers
79
views
Export raster layer CreateDatasourceError
In the first place, say that I'm new to this.
I'm trying to export with QGIS in Python some raster layers, following examples seen in this forum. Following the code:
layers = iface.layerTreeView()....
- 21
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0
answers
71
views
Access exportToPDF progress for Map Series using arcpy?
When exporting a map series using ArcGIS Pro, the built-in export tool shows the tools progress as number of pages complete. This is helpful to know how much time is remaining on the export. Using ...
- 298
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2k
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Exporting GeoTIFF error code:3
I'm working to export a GeoTIFF, but am running into this error:
Error: Image.clipToBoundsAndScale, argument 'input': Invalid type.
Expected type: Image<unknown bands>. Actual type: ...
1
vote
1
answer
267
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Border of zeroes when exporting image in Earth Engine
Problem description
When exporting any clipped image in Earth Engine using Export.image.toDrive function; it always converts masked pixels (nodata) to zeroes (0). The only exception from this ...
3
votes
1
answer
107
views
Calling QGIS export features window through a Python plugin
I am developing a QGIS plugin in Python and I need some help to efficiently save my output layer to a CSV. I understand that by right-clicking on the layer and going to "Export -> Save ...
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2
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answers
26
views
Setting page margins for SVG map export in QGIS Print Composer
Is there a way to setup the print composer so that when you export your map to SVG it cuts everything that's out of the page margins?
Everytime I export my map to SVG (my page is 240x180mm), when i ...
- 487
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2
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135
views
Extract an attribute table from the combination of information of three rasters in QGIS
I have three distinct raster (same area of interest) and for each pixel I need to know the information contained in raster 1, 2 and 3 and extract these values possibly in table format.
How can I do ...
3
votes
0
answers
172
views
PyQGIS: QgsRasterFileWriter generates blank (all zeros) raster when used in standalone script
QGIS version: 3.16.15
Python version: 3.9
I am trying to export some raster from a WMS-sourced background raster layer. For doing so, I am delimiting the export area to be exported by using a vector ...
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2
votes
1
answer
95
views
Exporting vector contour lines from 3D Map view in QGIS
Is there a way to export the contours in a 3D map view in QGIS to vectors?
Here is my 3D map view.
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1
answer
714
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Exporting exact map size in QGIS Print layout
I'm having a hard time finding out how to export an image with the exact size of my map.
I'd like to have exactly 400x400km map of several towns in Russia, e.g. Moscow, Kazan, Omsk. I have 40x40cm ...
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-1
votes
1
answer
85
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Auto Exporting Individual PDFs from Data Driven Pages
I am trying to figure out how best to modify this script from Esri so that instead of exporting all of my data driven pages into one PDF, it exports each page to its own PDF, while also naming the ...
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0
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53
views
Exporting map to PDF using PyQGIS freezes the CLI
When I try to export PDF using PyQGIS 3 API the CLI freezes when the execution reaches the exporter.exportToPdf(pdf_fpath,exportSettings) call, and no PDF is exported. even though I can export the PDF ...
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520
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Exporting a classified image in GEE without getting a BLACK raster image
I have been trying to export this classified image. I want my GeoTIFF file to show this view...
But every time I export, my image turns out Black. after some digging i got to learn that I need to ...
0
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0
answers
38
views
Exporting selected features with predefined path to data and their name in QGIS with Python
I am trying to export selected data with predefined path where the data should be saved and how they should be named. Currently in my script I use the direct path and name, but I need to automate this ...
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1
answer
50
views
Reprojection problem when using QgsRasterFileWriter
I'm using this script to export and reproject a selected raster layer with symbology applied. The output render file assumes the correct CRS but the image is not in the correct location. Am I ...
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2
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336
views
Export from layer to Excel in QGIS with alias fields
How can I export a layer to Excel format in QGIS environment and have alias of the fields in the header of the Excel file instead of the original field names?
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votes
2
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569
views
Batch exporting GeoPackage attribute table to CSV in QGIS
I have a large quantity (200+) of GeoPackage files, and I want to export the attributes table of all of them to CSV's. Is there a way I can do that in the GUI or with a Plugin for QGIS 3.16.15?
...
- 65
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334
views
Optimizing code to run faster in Google Earth Engine
I am trying to query properties (~10) from Earth Engine datasets (Temperature, Precipitation, GLDAS outputs, etc.) for a given coordinate point and time range in my dataset (90,000 points). I’ve done ...
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