Questions tagged [file-formats]
A standard way that information is encoded for storage in a computer file
213
questions
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1
answer
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Build a model in ArcGIS Pro Modelbuilder (3.1) to iterate over text files that are saved in a non-standard format as if they were CSVs
I have a folder that contains text files that are essentially space-delimited CSVs, but have a file extension that ArcGIS Pro doesn't work with natively. I want to build a model that iterates over the ...
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3
votes
2
answers
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Insert note to remember the info of a project
Sometimes I need to open an old project, and mostly I remember how it works (i.e. the structure, the formatting and so on) but sometimes not.
At other times I open a project composed by a colleague of ...
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Why does QGIS save a QMD file when you export layer as KML?
I was going to delete all the QMD files but would like to know what they are for before I do in case there is a critical reason for the file(s) being produced. I know they contain Metadata but what ...
3
votes
1
answer
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Setting the output type using QFileDialog.getSaveFileName
I am trying to set my output parameters in a script for Qgis using QFileDialog
This is the code that I am using
parent=iface.mainWindow()
outputFn, outfnOK = QFileDialog.getSaveFileName(parent,
...
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0
answers
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Is it safe to omit the xyz_styles.db in .qgz?
I like the .qgs format (which is basically a XML file), since I can quickly edit-replace it as a text document to bulk-update file paths/layer names. Also it is nicely usable with version control (...
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0
answers
248
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Mapsforge .map output from QGIS
Is there any way to output Mapsforge .map-files from QGIS?
I am trying to create a map to be displayed by OruxMaps, and Mapsforge seems to be the best format to use but I am not an expert.
Currently I ...
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13
votes
3
answers
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Where can I find country borders data in plain text format? (XML, JSON, CSV, etc)
I'm trying to obtain some data representing the borders of all countries in the world. This data doesn't have to be very precise, it is to draw the countries on a computer screen. I did a bit of ...
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4
votes
1
answer
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Difference between SQLite and SpatiaLite export from QGIS
When exoprting data in QGIS, I can choose between SpatiaLite and SQLite files. Both files get the file extension .sqlite.
What is the difference between these export formats?
Is it a different data ...
- 19.8k
3
votes
2
answers
949
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Editing date in *.ssf files?
So my trimble TSC1 Pro XRS (bought in 2000) is getting old I guess and it change byitself the date. I collected data this week, but it indicate from 1998.
I view this info because I can't apply ...
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6
votes
1
answer
1k
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CRS information not recognized when geopackage is loaded
I am starting to transition from .shp to geopackage data format in QGIS. There are many benefits to the format that give it an advantage over shapefile for many of my projects. However, I am having a ...
0
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1
answer
728
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Multispectral images (Band Sequential format) [closed]
How can I create a multispectral image file (in band sequential (BSQ) format), from several 1-band images, using GDAL libraries?
I work with C++ language.
- 64.9k
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4
answers
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Exporting to .eps using QGIS
According to web posts from a few years ago, exporting to .eps was easy with QGIS. Just choose : Export as image --> select .eps type. However, I do not find that functionality in the current ...
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3
votes
1
answer
149
views
Adding custom (text) entries to GeoTIFF header
After processing a GeoTIFF, I want to include a note in the output GeoTIFF's header1. A keyword-value note like: "comment = image processed with software version x.y.z". Like we do with FITS ...
- 19.8k
7
votes
2
answers
12k
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Converting .geotiff to .tiff
How do I convert .geotiff files to .tiff files (ordinary plain images)?
Basically, I have cropped the image to a rectangle of interest and
knowing its left-lower location and having chosen the pixel ...
- 64.9k
1
vote
0
answers
48
views
What's in (project-name)_attachments.zip
In addition to a project file, project-name.qgs, QGIS is saving project-name_attachments.zip. Deleting the .zip file seems not to have a significant effect. A new one gets created when I save the ...
- 171
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2
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4k
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Import .cdr file into gis/cad format
I have a Corel draw (.cdr) file that I would like to import into a GIS. It is a vector format which I think has no geographic information associated. I would like to be able to get it into MapInfo ...
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17
votes
1
answer
924
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Parsing file format for attributes in Raster Product Format (RPF) maps and imagery?
I'm trying to implement an open-source NITF reader (using only java, no external libraries such as GDAL or NITRO), and its mostly going OK. However I'm having trouble understanding the RPF extensions, ...
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votes
1
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1k
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Importing map files from ArcMap (.mxd) to ArcGIS Pro (.aprx) and conversion stuck in Layout
Recently I've worked on updating maps of MPO(Metropolitan Planning Organization) regions that display roads, municipal boundaries, and water ways/bodies, which has involved repairing links by (re)...
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votes
1
answer
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GDAL processing - save as multiple formats
I am using the gdal_retile.py script, but this question can translate to other gdal processes. I am wondering if there is a work around to where a user could select a list of drivers, to save as ...
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114
votes
23
answers
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Converting between KML and shapefile (SHP) format
My users are sending me point data that were digitized using Google Earth.
How can I convert their KML to a shapefile and vice versa?
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1
answer
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What type of file is an .mpkx and how can I open it?
I have not opened an mpkx file. Is this a 2D or 3D file. I am guessing that it is a compressed ArcGIS file of some type. It does not show up as an option in ArcGIS or QGIS.
Can someone suggest how ...
- 1,417
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votes
2
answers
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Converting ArcGIS / ESRI PBF to GeoJSON
Anyone able to convert ESRI PBF into anything "human readable"? For example GeoJSON?
The ArcGIS dev doc is not very concrete here:
The PBF format is binary and is thus smaller and faster ...
- 1,632
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votes
3
answers
53k
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Write GeoJson into a .geojson file with Python
I want to write a geosjon object with the type <class 'geojson.feature.Feature'> into a .geosjon file. Therefore I tried to use
with open(test.geosjon, 'w') as outfile:
geojson.dump(...
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14
votes
4
answers
18k
views
Explaining difference between shx and shp files of shapefile?
I am searching for a more in depth explanation of the differences in shp and shx files to little avail. I mean beyond the 'shp contain geometry - shx contains an index of the geometry'.
The reason I ...
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10
votes
4
answers
9k
views
How to get WFS GetCapabilities information as JSON
I can get a WMS GetCapabilities response via AJAX call and I can convert response to JSON using ol.format.WMSCapabilities tool.
But I need to make a WFS GetCapabilities query via a AJAX request and ...
- 5,108
5
votes
1
answer
252
views
Setting file extension type with Save vector features to file algorithm QGIS 3
Is it possible to set a file extension type in the "Save vector featrues to file" interface so the user does not have to select it everytime they run the model in QGIS. I want it to default ...
- 74.6k
1
vote
1
answer
198
views
Reading an S-57 into R
I am interested in reading an S-57 file into R, as a sf or terra object. My data is from https://charts.noaa.gov/InteractiveCatalog/ and specifically chart number US5MD23M.
My question is similar to ...
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0
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58
views
File type for value relation widget in a shapefile (QGIS)
In QGIS 3.18. This question is related to this one which has not been answered; my hope is that a broader question will help solve my problem.
I have a shapefile layer for which I want some attributes ...
- 1,051
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votes
1
answer
195
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Creating a dictionary using data types from user input
To better organize data, I want to create a dictionary that takes a directory path as an argument and groups the items by datatype (for example: u'ShapeFile': ['abc.shp']). However, I run into an ...
- 1,069
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0
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23
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Storing the standard distance of a centroid alongside the centroid coordinates
I'd like to calculate and save a centroid (the central tendency) of a set of points as well as the standard distance (i.e. the root mean squared distance to the centroid). I can store the centroid as ...
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2
votes
1
answer
570
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QGIS 3.16 with AutoSaver plugin: Renamed bak-files were not opened correctly or just as a blank project, respectively. (Win 10)
Though my current QGIS-project was not saved in that very moment, yesterday evening my Win 10 decided to run an OS-update and shutted down.
'No problem', I thought because of having installed the ...
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votes
1
answer
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views
What is *.pkinfo file?
What is a *.pkinfo file?
Google Search results talk about Package Info files and how they contain map documents and layers, so I don't see how this is different from a .mpk file.
I also have not ...
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0
votes
1
answer
894
views
Saving raster layer from GeoPackage results in large GeoTIFF file
I have a GeoPackage file with a single raster layer and a total size of 0.5 GB that I want to convert to a GeoTIFF file. I imported the original .gpkg in QGIS and exported the one layer as a GeoTIFF, ...
- 19.8k
11
votes
2
answers
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views
GDF -- Can anyone suggest some good reading?
Can anyone give me a nutshell explanation of the Geographic Data Files format, or post a few URLs I might find enlightening?
I get the sense (although I'm not sure) that GDF implies building ...
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5
answers
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Is there any open source library for reading OCAD files?
I would like to read map files created by OCAD (.ocd). The file format specification is open and available on the web page, but it's binary and complex.
Is there an open source library that can be ...
- 1,053
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votes
1
answer
54
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How is data formatted in the Environment Agency's LiDAR Composite DSM 1m files
I haven't been able to find how the level data is formatted in the files and hopefully somebody knows.
The files have an asc identifier and data is typically formatted as follows (from file ...
- 19.8k
2
votes
1
answer
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List of data file formats supported in QGIS including read/write support
Is there a list of data file formats supported in QGIS, including information about read/write support? What I'm looking for is something like:
Geopackage: r/w
Esri Shapefile: r/w
CSV: r
KML: r
etc.
...
- 19.8k
4
votes
3
answers
257
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Seeking open vector format for long term GIS data storage in off-line repositories?
Many field sciences require data management plans for their research data that specify how the data will be submitted for archival storage. These data come from various devices and are often in ...
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2
votes
4
answers
2k
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QGIS to ArcMap file delivery via geopackage
When I'm saving a new layer made in QGIS (v 3.14), it gives me only an option of saving it as .gpkg file. I sent these to a person using ArcMap for further work and he's insisting that I send him all (...
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0
answers
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views
Is there a way in QGIS to display vector files on a shared drive without others being able to edit the file?
So just like lyr-files in ArcGIS.
I have read that qlr-files are QGIS answer to lyr. But as far as I can see when I try, the receiver can edit in the main source of the data through the qlr-file.
So ...
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votes
3
answers
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How to open the Electronic nautical chart S-57 data?
Anyone know how to open the Electronic nautical chart S-57 data by using GIS software e.g. Arcview, QGIS? and converted it to general GIS / CAD formats.
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views
Download ALL data for an area from OpenStreetMap
I am trying to download ALL the OpenStreetMap data for a certain region. Meaning, I want the roads, the stores, the rivers, the parks, the traffic signals, the bus stops, ... everything. I'm ...
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0
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246
views
WCS Unable to render RenderedOp
I have a GeoServer running with Tomcat, which serves GeoTIFF files as WMS, and it runs fine.
Now I am trying to set WCS. It works with plain/text and application/gml-xml formats, but image/jpeg and ...
23
votes
2
answers
45k
views
Understanding ESRI's .asc file
Reading the ArcGIS help: Supported raster dataset file formats, I read that ASCII Grid file types are addressed with the singular file extension .asc for both 16 bit signed-integer (for discrete data) ...
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2
votes
2
answers
4k
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Converting LANDSAT-8 TIFF to matrix, data frame, or SpatialGridDataFrame formates
I need to correct the reflectance values of LANDSAT-8 data for steep terrain and find it too tedious and clunky in ArcGIS. The data I have is:
LANSDAT-8
DEM (ASTER)
Slope and aspect (Derived using DEM ...
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4
votes
0
answers
62
views
QGIS 3.10 .qgz~ backup file
I noticed that xxx.qgz~ (BackupVersion) is no longer saved with this version. My research found that a backup file is still being created. All of my projects with this version did not create any.
Is ...
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8
votes
2
answers
10k
views
Can QGIS projects be opened in ArcGIS for Desktop?
I am about to start a project with a number of people for a nonprofit organization. I am wanting to create the files in QGIS, but some of the people that I am working with are city officials and might ...
0
votes
0
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394
views
ERROR 000582 from clip processes in ArcPy
Durring execution of clip in arcpy, an error has occurred. It is showing ExecuteError: ERROR 000582: Error occurred during execution.
import arcpy
arcpy.env.workspace = (r"L:\\Arcpy\\Data\\...
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1
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646
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Dataset description AREA_OR_POINT
What are the differences between these two options in satellite image metadata?
CommunityBot
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vote
3
answers
163
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File format for specifying GPS motion as a function of time?
What file format can specify GPS lat/lon/elev time history?
If I want to specify vehicle or pedestrian motion along a waypoint path, what is a compact way of specifying this?
.kml has waypoints but no ...
- 14.8k