Questions tagged [file-formats]
A standard way that information is encoded for storage in a computer file
203
questions
0
votes
1answer
14 views
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 ...
1
vote
1answer
42 views
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.
...
0
votes
0answers
12 views
Converting digital elevation models (GeoTIFF) to XYZ or CSV for T-Test analysis in QGIS 3.1
I am using QGIS 3.1 and I am trying to convert two raster layers to XYZ or CSV format so that I can run a t-test and manually compare the difference in elevation means between the two layers. The two ...
1
vote
1answer
63 views
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 ...
0
votes
0answers
14 views
What is extra file created in satellite image data with format IGWX and XML file
Generally XML in raster file contain image metadata with its detail information regarding coverage,image source, coordinate extent etc.But here, when I open this image in my software it placed in ...
2
votes
4answers
343 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 (...
2
votes
0answers
31 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 ...
0
votes
0answers
94 views
Using.AVL files in ArcGIS Pro
I have a set of files made for use with ArcGIS Desktop that I would like to use with ArcGIS Pro. One of these is an .AVL symbology file, which on first light is not recognized by ArcGIS Pro.
Is there ...
1
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0answers
44 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 ...
0
votes
0answers
112 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 ...
0
votes
0answers
29 views
How to export QGIS Contours to be compatible with 12D Software
I have processed my aerial drone survey images with Ground Control Points using AgiSoft. My accuracy and results were good.
I have exported the DEM into QGIS and generated the Contours with labels etc....
2
votes
0answers
31 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 ...
0
votes
0answers
43 views
Opening Access table in MapInfo
This morning, when I tried to open the Microsoft Access Database in MapInfo, MapInfo crashes.
I then tried to save a .tab file as Microfost Access Database format and the same happens, MapInfo crashes....
0
votes
0answers
149 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\\...
1
vote
3answers
65 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 ...
1
vote
1answer
55 views
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 ...
0
votes
0answers
56 views
Using Google Earth based dynamic web generated KMZ file (FCCInfo tower data) in QGIS 3.10.6
I'm trying to figure out how to use the downloadable kmz file in QGIS. The file is usable and searchable in Google Earth. When I try to import this to QGIS it says that it's an invalid format. The ...
0
votes
1answer
111 views
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
votes
0answers
335 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 ...
0
votes
1answer
62 views
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 ...
2
votes
1answer
64 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
vote
0answers
37 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 ...
5
votes
3answers
404 views
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 ...
0
votes
1answer
37 views
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
vote
0answers
207 views
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 ...
1
vote
1answer
92 views
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
...
1
vote
0answers
29 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 ...
1
vote
1answer
245 views
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 ...
1
vote
1answer
168 views
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 ...
1
vote
1answer
30 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 ...
0
votes
0answers
159 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 ...
1
vote
0answers
53 views
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 ...
2
votes
1answer
311 views
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 ...
0
votes
1answer
158 views
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 ...
2
votes
1answer
92 views
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 ...
0
votes
1answer
86 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.
6
votes
1answer
698 views
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
votes
0answers
73 views
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
1answer
214 views
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 ...
0
votes
1answer
171 views
Dataset description AREA_OR_POINT
What are the differences between these two options in satellite image metadata?
2
votes
1answer
3k views
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?
1
vote
1answer
42 views
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 ...
6
votes
2answers
2k views
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 ...
11
votes
3answers
10k 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 ...
2
votes
1answer
531 views
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 ...
3
votes
1answer
668 views
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 ...
1
vote
1answer
201 views
Space Time Cube in ArcMap, always get invalid file format for output
I am using ArcMap 10.4.1 on Windows 7 to try and create a space time cube to model wildfire spatial/temporal patterns across a portion of Colorado.
I always get the error 000814 Invalid file type in ...
5
votes
3answers
3k views
Is raster lossy and vector not lossy?
I am new to GIS, in school for it actually, but I come from a photography / graphic design background. So that said, I always thought that vector graphics were not lossy (scale up or down, doesn't ...
1
vote
1answer
658 views
How to convert ASTER HDF file to Geotiff
I just downloaded the ASTER LT1 HDF file. How do I convert it to Geotiff using ENVI. Or do you know any conversion tools that are accessible to use for free. Previously, when I downloaded ASTER data ...
0
votes
2answers
1k views
TileMap: How to convert MBTiles to RMaps SQLite?
These two map formats look very similar (based on SQLite and Tiled Maps).
I am looking for method to convert maps from mbtiles to RMaps SQLite and vice versa without quality lost.
