Questions tagged [file-formats]
A standard way that information is encoded for storage in a computer file
207
questions
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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 ...
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vote
1
answer
33
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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27
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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 ...
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0
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34
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Dealing with .kcd and .mal file extensions
While I was busy working through some historical spatial data from a mining operation, I found some file extensions that I've never seen before (.kcd & .mal).
The file names, with extension:
...
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5
votes
1
answer
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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 ...
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1
answer
65
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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 ...
- 69
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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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1
answer
153
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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 ...
- 427
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votes
1
answer
237
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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, ...
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21
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Open binary format for grids with rotation support
Is there some relatively generally accepted open binary format for rotation-enabled grids? I want to provide the most convenient interaction between different packages of geological modeling and ...
- 101
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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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1
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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 ...
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2
votes
1
answer
525
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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.
...
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3
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 ...
- 211
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votes
4
answers
1k
views
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 (...
- 21
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answers
35
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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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0
answers
155
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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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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 ...
2
votes
0
answers
42
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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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\\...
1
vote
3
answers
90
views
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 ...
- 221
1
vote
1
answer
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Asking for the precise detail of gdal_translate's output .xyz multiband file format (when converting from GRIB)
gdal_translate is able to convert a multidimensional GRIB data file (Copernicus ERA5 reanalysis) with the following command-line command (gdal_translate.exe from 11/2016):
gdal_translate source.grib ...
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208
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Import multiple WorldImages in a single GeoServer store
I downloaded tiles from Copernicus EU DEM. Each tile is made of four files :
$ ls *E30N30*
eu_dem_v11_E30N30.TFw
eu_dem_v11_E30N30.TIF.aux.xml
eu_dem_v11_E30N30.TIF
eu_dem_v11_E30N30.TIF.ovr
I ...
0
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0
answers
868
views
Convert .ply and .lin files to any file format readable by QGIS?
My issue:
I'm trying to open .ply and .lin files in QGIS but they do not appear to be supported, (although this might also have to do with the fact that there are actual issues with my data - see ...
- 1,060
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1
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250
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Which files format should I favour for import into PostgreSQL+PostGIS? [closed]
Although not a newbie, I am not a GIS expert, so I can use your help.
I have this GIS project, based on a PostgreSQL+PostGIS database.
I import GIS data from many sources. Most of them offer several ...
- 356
2
votes
1
answer
66
views
Which geo-format does this data represent
I would like to know which file format a website is using. The data is not in lat,long format.
If I do an Inspect element on browser, I get the following data:
stroke:rgba (255,7, 58, 0.125);
fill: ...
1
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0
answers
45
views
Define Terrain/Elevation textfile data format
I have a program that can visualize terrain/elevation data but will only recognize files in the below format. It has the extension .map but it is not recognized by QGIS or GDAL so I believe it may be ...
- 11
5
votes
3
answers
632
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Choosing which of many files to import into QGIS
I have received some remote sensing and shapefiles and other data. And I want to import them to view in QGIS.
Given that each kind of data has multiple file type extensions associated with it, how do ...
- 269
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1
answer
38
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Environmental Analytical Lab Data to Geodatabase
What is the best way to get groundwater analytical data into a GIS geodatabase?
The data is currently in Excel format, but there are options from the lab for other file extensions dbf.
What is ...
- 1
2
votes
0
answers
385
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When is HDF or GeoTIFF best?
For my use case, I'm specifically referring to HDF-EOS.
I'm trying to analyse ASTER data so am wondering which format I should utilise. I know GeoTIFF is easier and more compatible, yet HDF has ...
- 33
1
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1
answer
127
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How to profile rendering performance using QGIS 3.10.x or above?
I am looking to be able to profile the rendering performance of a map and/or its individual component layers using QGIS.
The metrics I am most interested in are:
Access time
Storage IOPS
Storage time
...
- 2,599
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48
views
Radio Signal Coverage Standard for GIS
Is there any Standard data format for Radio Signal Coverage for GIS?
Something like GPX or KML (or other XML/JSON/etc-based) for routes, tracks, POI, etc. But for signal strength, base radio stations ...
- 111
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1
answer
409
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QGIS 3.4. project file editing
How can I edit a QGIS project file so that it would open, save and edit data from given folder and save the results for different directory? Kind of like MapInfo's Wor. file.
I read from QGIS ...
- 173
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1
answer
224
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QGS format : backward compatibility between QGIS 3 and QGIS2
Some of my users may want, before finally migrate to QGIS3 LTR, to read with QGIS2 some qgs project files made under QGIS3. I would recommend them not to do that.
But, for the sake of clarity:
How ...
- 93
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vote
1
answer
33
views
Identifying file format of web map layer?
I am interested in extracting data from the map layer available here.
The data looks like this (I inserted linebreaks for readability):
Malta_SAR normal #LineStyle000 highlight #LineStyle001 SAR ...
- 1,319
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votes
0
answers
290
views
Converting shapefile to .grd file?
I am new in ArcMap while using R Crisis software.
I need to convert a shapefile into a .grd file.
I read back the previous questions and answer and tried to execute and pop up that it was ...
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0
answers
69
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Convert KAP files
I've got some .KAP files which are missing spatial data and as such, I cannot convert them into something more useful like a .TIF image. I've been using FME which errors on these files with "Failed to ...
- 133
3
votes
1
answer
520
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Configuring lidR catalog to overwrite raster output (with different extension)?
I have a small issue with configuring the lidR package for parametrizing the extracted raster files with grid_metrics() function.
My question is how to set in the catalog options that:
be able to ...
- 31
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votes
1
answer
216
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Split by Attributes tool exporting to DBF files only? [duplicate]
I am using the "Split by Attributes" tool in ArcGIS 10.6 to go through a shapefile, and split it up into new files by an attribute value. The tool runs perfectly, however I notice it only exports to ...
- 135
2
votes
1
answer
154
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GeoJSON files being saved without line breaks
Why are my GeoJSON files being saved without line breaks? Why are they missing the proper formatting? All features in the file are being saved in the same line.
I'm using QGIS 3.6.3.
Here is what I ...
- 629
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votes
1
answer
102
views
Open TIN DEM File format
Anyone know a TIN DEM file format commonly used?
In the context of a TIN DEM generator project, I am searching for a file format to save the TIN generated.
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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 ...
- 2,224
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0
answers
95
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Converting .gri to topojson
I am making client-end javascript-powered maps in the context of web development. I am not using gdal, which I gather is a special kind of rendering software.
Data source site: http://www.diva-gis....
5
votes
1
answer
279
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Loading DLG file into QGIS?
I downloaded hypsography (topo lines) in DLG (Digital Line Graph) format. The file came from OGRIP, although it originally came from USGS. According to Wikipedia, DLG files are
topologically ...
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1
answer
334
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Dataset description AREA_OR_POINT
What are the differences between these two options in satellite image metadata?
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1
answer
4k
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QGIS 2.18 - Adding JGW file
I have a JGW file to add some cropmarks. I have tried adding it as a vector or raster file but it comes up with unsupported data each time. Does anyone recognise this file type and how to load it?
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1
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Saving QGIS Files With a Connects Underline
I have seen in some places, like this, that QGIS file names are made with a connect underline.
For example a file name will be "World_Map" and not "World Map".
Is this underline is somehow important ...
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7
votes
2
answers
2k
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Why did Esri create .zlas compressed LiDAR files instead of adopting .laz?
I am talking about the Esri Optimized LAS file format for compressed LiDAR files (.zlas).
While the uncompressed format (.las) from ASPRS was adopted by practically the entire Remote Sensing and GIS ...
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14
votes
4
answers
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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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1
answer
638
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Writing custom Prepare Scripts for Open Data Cube?
How do I write custom prepare scripts for the Open Data Cube format ?
The docs say the following:
We expect that many new Data Cube instances will require custom prepare scripts to be written. It ...
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