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Questions tagged [convert]

"Convert" usually tags questions where a change of physical file format or of coordinate representation is needed.

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Running script converted from PyQtDesigner on PyQGIS

I converted a .ui file of a project built on PyQtDesigner into a file .py. In an external IDE, the code works and the dialog window shows, while on the Python console in Qgis doesn't work. Here is the ...
Salvatore Diolosà's user avatar
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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
41 views

Working with COG in GDAL

I have worked with GDAL previously and USGS 1/9th arc second data many years ago before I became severely ill and had to give it up. I am now looking at resurrecting what I was doing. The problem is ...
FalloutBoy's user avatar
0 votes
0 answers
62 views

Convert CSV file to shapefile

I've been trying to save my CSV file as a shapefile, but every time I attempt to do so, I encounter an error that says Storing metadata for the specified URI is not supported. I've double-checked the ...
Asma's user avatar
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1 answer
71 views

QGIS UK 1940s military Cassini grid projection

Does anyone have a quick and easy way of converting UK Cassini military grid coordinates in QGIS? I'm currently transcribing military grid references from War Dairies for units in the UK. I have to ...
Klonko's user avatar
  • 63
2 votes
1 answer
77 views

TypeError when using QgsRasterFileWriter.writeRaster in PyQGIS

In the QGIS 3.36.1 Python Console, I'm trying to create an output raster so I can write pixel values sampled from another raster. output_raster_path = r'D:\Output Raster.tif' output_raster = ...
GlenS's user avatar
  • 566
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0 answers
20 views

Geoid Convert to QField

How to convert geoid from .txt format to .gtx format? I need to import it to QField, but I have only txt file of this geoid.
Jokubas's user avatar
  • 11
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0 answers
39 views

How to view embedded images on a KMZ with QGIS

I use this app called Avenza to note areas of interest during site visits for my job. At each point that you mark you can attach images taken at that area. The free version of the app only lets me ...
BiosphereEngineering's user avatar
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0 answers
59 views

Converting shapefiles to GeoJSON with specific structure in QGIS

I work in agriculture and at the moment I'm the only GIS techy in our organisation. Unfortunately, I don't have a lot of programming experience. For a certain applicator we have to convert shapefiles ...
FiftyTwo's user avatar
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0 answers
46 views

Conversion problem from TIFF to DTED using GDAL

I have downloaded a 30 m resolution DSM. I am trying to convert it from .tif to .dt2 (DTED) using the gdal translate command. However, I get the following warnings, which I do not interpret correctly: ...
cookieonfire's user avatar
3 votes
1 answer
289 views

Converting image data type from uint16 to uint8 using Python

I have a uint16 image, but when I want to convert this image to uint8 data type, I get bad results. I'm sharing my entry image and the result below. My image is a 3-channel RGB image. original image: ...
geomaticpoly's user avatar
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48 views

Importing CSV in QGIS results in inverted Y coordinates

I recently did a surveying job using 2 Emlid Reach M2 receivers (a base and a rover). All points were taken using the NAD83 MTM 7 projection. When I try to import a CSV file in QGIS, the Y coordinates ...
watershedtech's user avatar
0 votes
1 answer
32 views

Coordinate format and conversion [closed]

I'm new to GIS and I have a question that I hope you'll be able to help me with. I have a set of coordinates I obtained from a paper, that look like this: S 00.67455, W 76.39837; N 00.18166, W 78....
MJA's user avatar
  • 1
1 vote
1 answer
70 views

Trying to convert UTM points to create a .kml file for a property boundary in remote Guinean protected area

I am a semi-novice with QGIS. My firm has dozens of sites to work with to help locate remote patrol stations in protected areas so I am looking for the most efficient way to create .kml files to ...
Cresolus Climate Responsive De's user avatar
0 votes
2 answers
75 views

Converting vectorization (raster to vector) with small steps in values in QGIS

I have a raster file that contains water depths in m. The water depths are the only attribute and should be transferred to the vector layer. The raster files have a cell accuracy of 1m x 1m. I would ...
Pia Rösel's user avatar
1 vote
1 answer
36 views

Converting Custom CRS from ArcGIS to QGIS

I have received a Custom CRS that was developed for use in ArcGIS and am trying to adapt it to work in QGIS. In the past, I've been able to use the same CRS with both software without issue but my ...
McCulloch's user avatar
1 vote
1 answer
29 views

How to use GeoTools GML types in pidf-lo generated classes

Using shape classes generated from opengis https://schemas.opengis.net/gml/3.1.1/profiles/geoshape/0.1.0/ results in classes using this generated values, i.e: public class PrismType extends ...
llmarti's user avatar
  • 11
1 vote
1 answer
122 views

How to convert Sentinel-2 RGB bands to [0, 255]

I have already downloaded the Sentinel-2 RGB bands using earthengine-api with python. The resultant numpy matrix has a shape (n, m, 3), representing the RGB bands directly downloaded from Sentinel-2. ...
Guzmán R's user avatar
0 votes
0 answers
32 views

PCRaster Convert to PCRaster Format Problems

I have installed PCRaster library and plug-in and am trying to convert my GeoTIFF to PCRaster format using PCRaster Convert to PCRaster Format. I'm getting the following error. QGIS version: 3.34.6-...
Steve Miller's user avatar
0 votes
0 answers
21 views

Problem with rasterize vector layer to raster

I am trying to rasterize a vector layer by the rasterized tool for an university project (QGIS version 3.36.1). My lecturer did it without entering a burn-in value (because it is optional) and just ...
Lou190's user avatar
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0 votes
0 answers
53 views

.SHP to .DXF while preserving the labels

I have a shapefile layer containing points that hold their name as an attribute and I displayed those names as labels using QGIS . Now when I try to export these points as .dxf file the label is not ...
aogino's user avatar
  • 15
1 vote
2 answers
115 views

Transforming from UTM Clarke 1866 Ellipsoid to WGS84 (ASTER Level 2 surface reflectance data)

I have acquired some Level 2 ASTER surface reflectance data however this is in Clarke 1866 Elipsoid, not WGS84. QGIS/GDAL appears to be unable to make this conversion and so far I have not found any ...
SHV_la's user avatar
  • 131
-1 votes
1 answer
35 views

Python CLI/Package to handle DTM conversion from raster to mesh (obj or ply) [closed]

I was wondering if there is a Python CLI, package or even a QGIS tool that makes it possible to convert a DEM from raster to mesh. The only way I found at the moment is sampling points from the raster,...
aogino's user avatar
  • 15
1 vote
2 answers
266 views

Converting shapefiles into GeoJSON

Does anyone know where I can convert multiple ArcGIS files (.cpg .dbf .prf .sbn .sbx .shp .shx) into GeoJSON/TopoJSON for free? MyGeodata Converter works perfectly but I don't want to subscribe for a ...
Aayush Rathore's user avatar
1 vote
0 answers
48 views

Change layer CRS without displacing relative locations with regard to old CRS

I have some points with projected CRS EPSG 3003 (Italy) and I'm displaying them in QGIS on a project map with CRS 3003. If I export the same points with projected CRS EPSG 7791 (Italy) and load them ...
Michele Cordini's user avatar
0 votes
0 answers
31 views

Distance calculated in EPSG:4326 is different when caluclated in EPSG:3857 [duplicate]

I have to find a circle with a certain radius that touches two points. I have the two points in a lat/lon form (EPGS:4326), and for the calculus I'm converting into Geocentric coordinates (EPGS:3857). ...
GokuGunZ's user avatar
2 votes
0 answers
26 views

Conversion of a DEM model from Baltic Height system 1977 to EGM96

I have a raster DEM model (geotiff) with horizontal coordinate system EPSG:4326 and vertical heights regarding the Baltic Heigts system 1977 https://epsg.io/5705 I'm trying to convert it into EGM96 ...
Mike's user avatar
  • 21
1 vote
0 answers
39 views

Importing QField data issue - Photos importing as "{extension}" files instead of "jpg"

I use QField to record field data points with information and field photos. The layer I use in qfield to collect data has fields to input comments, dates, etc and an assigned photo1 field specifically ...
Taylor Combs's user avatar
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0 answers
19 views

Embedded GML in XML to GeoJSON with ogr2ogr

I have an XML file that contains GML parts in it. I tried to use ogr2ogr without success to convert it to GeoJSON. I lose most of properties from the upper XML node. The associated schema for the ...
greentea's user avatar
4 votes
2 answers
282 views

Converting at once 5000 GeoJSON into ESRI Shapefiles with QGIS

I am aware that I can individually load my GeoJSON layer and save it as a ESRI Shapefile. I am wondering if anyone is aware of a tool that can bulk load and convert my 5,000 different GeoJSON layers ...
spatialuser201235's user avatar
0 votes
0 answers
46 views

Cutting a raster based on a grid (vector file) in ArcGIS Pro, do I first have to convert them to the same coordinate system?

I have a raster file (TIFF) in WGS 1984 and a vector grid file (North America Lambert Conformal Conic). I want to average the value of the raster for each grid cell. I supposed I would first have to ...
cloudberry's user avatar
1 vote
1 answer
25 views

NED1 data and GDAL

I have a full dataset of the older USGS data that was formerly referred to as "NED1". (One arcsecond data, 1 degree tiles, raster of 3612x3612 floats in a .flt file, .hdr and .prj files ...
Dan H's user avatar
  • 151
0 votes
1 answer
39 views

Write a raster to an Esri ArcSDE geodatabase using FME

I would like to write a raster (ECW) to an Esri ArcSDE Geodatabase using FME. I think this should be possible as I have been able to copy and paste the raster layer in ArcGIS from it's original ...
ynxblx's user avatar
  • 358
1 vote
0 answers
96 views

Labels not converting properly from SHP to KML [closed]

Since the last ArcGIS Pro Update (running 3.2.1), when I convert an SHP to KML, the labels are not populating correctly. I have everything set up correctly with the pop ups, the title, and the labels. ...
Danielle's user avatar
4 votes
2 answers
202 views

Converting QgsPoint() to QgsGeometry() and vice versa with PyQGIS

I want to convert a QgsPoint() to a QgsGeometry(), respectively a QgsGeometry() to a QgsPoint(). Note that I am talking about QgsPoint(), not QgsPointXY()! QgsGeometry() does offer a .asPoint() method,...
MrXsquared's user avatar
  • 34.9k
1 vote
0 answers
48 views

What is a tenth of a second (WGS 84) in feet? [duplicate]

What is the equivalent of a tenth of a second (WGS 84) in feet? This would be located in northern NM in the US.
Sherry G's user avatar
2 votes
0 answers
56 views

Handling Nulls with QgsVectorLayer.getFeatures() and GeoDataFrame.from_features()

I am trying to convert selected features in a QgsVectorLayer to a GeoDataFrame. The input layer contains values including nulls across multiple floating, integer or string columns. For Example: When ...
cratcliff's user avatar
  • 156
1 vote
2 answers
171 views

Converting HSV raster to RGB in R

Problem: I want to convert a Hue, Saturation, Value (HSV) raster to the RGB color space. I have already successfully converted from RGB to HSV, but I'm having trouble with the reverse. I'm using the ...
NateDogg123's user avatar
1 vote
1 answer
82 views

Image too large to export as table from GEE

I have multiple images that I am processing and would like to then export their values as a CSV table. All the following code is available and should be easily reproducible: var age = ee.Image('users/...
Ana Catarina Vitorino's user avatar
0 votes
0 answers
63 views

Google Earth Engine - Convert large Image into FeatureCollection to export to CSV

I have a large Image in Google Earth Engine that I would like to export as CSV. However, due to its size, I am having a hard time converting it to FeatureCollection to make the export, and I don't ...
Ana Catarina Vitorino's user avatar
4 votes
2 answers
156 views

Exporting GeoPDF to GeoTIFF alters resulting TIFF in Pro and GDAL

I have a number of 24k USGS topo maps downloaded from the National Map. I want to convert these GeoPDFs to GeoTIFFs and clip them to remove the collars. When I execute the conversions using the ...
GBG's user avatar
  • 10k
4 votes
1 answer
326 views

Is there a way, in QGIS, with an expression, to convert a color to hexadecimal value?

Is there a way, in QGIS, with an expression, to convert a color to hexadecimal value? Or eventually to convert an integer to hexadecimal like to_hex(255) → FF
Charles's user avatar
  • 370
0 votes
0 answers
320 views

QGIS Convert Polygon ZM to Polygon

QGIS Convert Polygon ZM to Polygon Received files that have Shape > PolygonZM I need to attach to Polygon. QGIS: Geometry >< Polygon (MultiPolygonZ) I managed to get it to Geometry >>&...
Sabina's user avatar
  • 1
0 votes
0 answers
51 views

Error when trying to convert lyr to qml

I am trying to convert a lyr file created for ArcGIS to qml in order to use it in QGIS. I installed the SLYR Community Edition Plugin version 5.0.0 in QGIS version 3.28.8-Firenze, provided the input ...
s_hotes's user avatar
3 votes
2 answers
115 views

TAB file can't be saved in EPSG:3414 using QGIS

In QGIS 3.22.8 I am trying to convert the file from SHP to TAB. Shapefile has clearly defined CRS: EPSG:3414 - SVY21 / Singapore TM. When I save it as TAB (CRS defined as well): I am getting a TAB ...
Maria Savchenko's user avatar
2 votes
1 answer
200 views

Converting input polygon to GeoDataFrame in Python

I am in the process of developing a plugin for QGIS and I need to convert an input vector layer (containing a polygon) into GeoDataFrame. The input layer is imported like this: input_Area = self.dlg....
H. Lange's user avatar
0 votes
0 answers
44 views

Working on manual NTv2 bilinear interpolation

I asked this on the Math Exchange as Iterative Bilinear Interpolation on Quadrilateral, but I figured I'd also post it in here to see if I could get some insight from some GIS folks. I think it is a ...
Tkbacon's user avatar
0 votes
1 answer
51 views

WKT Conversion: Object: Error in executing tool

I have a script below where I am trying to convert a CSV of a WKT polygons that I would like to export out into a shapefile and keep getting the following error on line 21 with: arcpy.management....
Holly's user avatar
  • 1
0 votes
0 answers
186 views

Converting XYZ tile request to govmap.gov.il requset which use EPSG:2039

How to convert tile (x,y) as is the case with Google Maps, which is based on a regular Mercator. To columns and rows for the govmap website that the coordinates are Israel Transverse Mercator (ITM) ...
FIX ERROR's user avatar
0 votes
0 answers
63 views

QGIS: Raster to Vector using Conversion tool but layer does not get created

I'm trying to convert a raster image into vectors so i can import them into Illustrator later. Using the conversion tool seems to be quite straight forward in every tutorial, however it does not work ...
shushu's user avatar
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