Questions tagged [geotiff-tiff]

Use this tag when referring to georeferenced or ungeoreferenced TIFF (Tagged Image File Format) files.

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39 views

Zonal Statistics in QGIS 3

I moved from QGIS 2 to QGIS 3 I cannot seem to be able to use the zonal statistics package. Basically what I want to do is take the world pop GeoTIFF for a country and then calculate the population ...
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33 views

Do GeoTIFFs support color tables?

I checked the official GeoTIFF documentations and there is no reference to color maps. Regardless, I see color maps or tables referenced everywhere, including in other questions. I am aware that a ...
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67 views

Importing TIFF file for use as basemap in ArcGIS Pro

I have purchased an Ordnance Survey map for use in ArcGIS Pro as a basemap. The file that I received came in a zip file and contained the a TFW File, TIFF File, OVR File and an XML Document. When I ...
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1answer
69 views

Converting GRIB2 to GeoTIFF

I am trying to convert a GRIB2 file to a GeoTIFF file using gdal. My Commands: gdal_translate -b 1 -a_srs EPSG:3857 some.grib2 some.grib2.tif gdalwarp -t_srs '+proj=longlat +datum=WGS84 +ellps=WGS84 +...
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0answers
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Reading in GeoTIFF with different CRS and Transform with rasterio

I have multiple TIF files with different resolutions that I want to combine using rasterio. I am using a modification of the example given in the documentation here. However, on closer inspection ...
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1answer
41 views

gdal_calc raster calculation fails on 28 GB GeoTiff

I am trying to do a raster calculations on a 28 GB GeoTiff using gdal_calc.py (3.0.4) but the process fails gdal_calc.py -A DEM_0.tif --outfile=DEM_1.tif --calc="A+0.33" --format=GTiff --...
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1answer
33 views

Attached image is missing unit support in GDAL 3+ (and associated PROJ4)

This image below worked with the GeoTIFF tools in GDAL v2. When loading it in v3 I get "proj_uom_get_info_from_database: unit of measure not found". What unit of measure isn't found, and is ...
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1answer
228 views

Convert GeoTIFF to GeoJSON [closed]

How can I convert a TIFF file to GeoJSON? I use QGIS 3.6 on Windows 10.
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1answer
53 views

How to I mask out the black from a GeoTIFF

New to Google Earth Engine and I'm wondering why my GeoTIFF's come convert the alpha/transparency of the image to black. I have these weird black outlines from my TIFF files. See Screen shot. This ...
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0answers
28 views

Unable to list Sentinel l1c file using AWS CLI

Following Setting for AWS CLI using AWS configure AWS Access Key ID : ********** AWS Secret Access Key : ******** Default region name : eu-central-1 which I get from IAM user After setup I try to ...
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1answer
52 views

Output GeoTIFF file is wrongly rotated to 90 degrees/ -90 degrees using xarray and rioxarray with NotGeoreferencedWarning warning

I am using this file. I wrote this code. import rioxarray import xarray xds = xarray.open_dataset("LIS_HIST_201401010000.d01 copy.nc") floodFraction = xds.FloodedFrac_tavg.transpose('...
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1answer
70 views

GeoTIF becomes super large by joining two grid bands (geotiff)

I have two raster tapes (GeoTIFs) that I want to merge into one GeoTIF with two bands. I used this command in the shell: gdal_merge.py -separate -o myoutput.tif *.cropped.tif, which was shown here. ...
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How to segment Sentinel 1 tif images (floating point) with mask images of 6 classes in keras using unet or any other segmentation models

I am trying to apply unet segmentation on processed sar tif file with the mask image of 6 classes but output of the model is showing only 3 classes and also how to generate predicted segmented images. ...
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1answer
93 views

An error occurred while writing a dirty block from GDALRasterBand::IRasterIO

I get the following error when trying to run rio-terrain on a GeoTIFF file : $ rio aspect input.TIF output.TIF Running aspect on sequential raster blocks Blocks done: [################################...
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How to to fix writeRaster error (“trellis”)?

How do I export a .tiff file for further editing in QGIS I used the following code to produce the added map. I get the added error when trying to export using writeRaster? library(RColorBrewer) my....
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1answer
18 views

Create a ee.FeatureCollection out of a .tif file

I am using the Earth Engine API in a Python Jupyter notebook. I have several .tif files in my local folder and I would like to create ee objects (FeatureCollection a priori) to manipulate them. Is ...
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0answers
35 views

TIFF file issue [closed]

I started georeferencing an image. A TIFF file is saved in my desktop. But I couldn't view the image of the map ( while seeing the icon on desktop). I then add the raster layer in QGIS. But the map ...
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1answer
130 views

How to use a .tpk or GeoTiff file as a Google Maps Overlay

I am building a webapp using Google Maps, and want to have an image overlaid on top of the usual Map that represents Light Pollution data. I don't have ArcGIS myself, but I was able to download a 400 ...
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93 views

Convert GeoTIFF to NITF

This should be very straightforward, but I can't seem to find this exact conversion scenario. I understand pixel / row / and lat and long coordinates but it seems like none of these values agree with ...
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2answers
52 views

Add raster image (GeoTIFF) over a TMS with Mapbox

Having some GeoTIFFs, which I would like to display georeferenced over a TMS (in an impossible way to download the GeoTIFF, like another WMS or TMS). Is that possible? Note: Currently I use Mapbox ...
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1answer
66 views

Downsides to saving rasters with NaN as no data values?

I am working with a bunch of satellites images downloaded from Google Earth Engine as .tifs. I have masked some of the pixels in Earth Engine with values of -999999 where there are clouds. Everytime I ...
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22 views

Created GeoTIFF only has NaN values in PostgresSQL

I created a GeoTIFF file from a numpy array, loaded it into a PostgreSQL DB and now I want to retrieve this raster data and convert it back into a numpy array. I know this seems nothing really ...
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0answers
15 views

MapProxy banding problem with GeoTIFF

I have a layer that is published by GeoServer (2.12.0) and then cached by MapProxy (1.12.0). The layer is a layergroup on the server consisting of a polygon and a GeoTIFF showing a proximity gradient ...
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1answer
16 views

Viewing Rasters on Phone/Tablet with GPS Location?

I have a Geotiff like the one below, and I'd like to be able to use it as a map I can view with my location on a table or smartphone. This can be via Google Maps or any other app. That is, I can use ...
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0answers
71 views

GDAL WriteRaster as single band GeoTiff using C# saves as all black image

I am new to the community. I am fairly new to GDAL, and I'm using the C# library. I have a single band raster for which I ran multiple analyses on, and for each, I saved them using GDAL WriteRaster - ...
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2answers
792 views

How can I solve this error from TIFF file?

I used google colab(python) to read a tif file with Tiff file. But it shows: TiffPage 0: <COMPRESSION.LZW: 5> requires the 'imagecodecs' package. This is my code: !pip install tifffile !pip ...
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1answer
52 views

How can I calculate the Kolmogorov-Smirnov Tests (ks.test) with raster data in R?

I want to test if my data (especially the temperatures of the landsurface) are normal distributed. ks.test(rasterstack[],"pnorm",alternative="two.sided",exact=NULL) This is the ...
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0answers
338 views

Exporting GeoTIFF raster to GeoPandas dataframe

I'm just starting in the field of GIS (mostly worked with just python before) and got stuck on a problem. I'm looking for a way to polygonize an already masked GeoTIFF raster with population data in a ...
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30 views

Why does function raster.Zscore in package spatialEco not work in R after installing?

I want to calculate the z-scores for a rasterstack. I downloaded the package spatialEco from https://cran.r-project.org/web/packages/spatialEco/index.html Now it is not possible to write and run the ...
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1answer
84 views

The position and size of my Tile Map is incorrect when it is displayed in React-Leaflet

I converted the GeoTIFF file to a tiles map. I'd like to display it in react-leaflet, but the size and position are not right. What can I do to fix it? This is condition when displayed. (overlaid on ...
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1answer
55 views

Convert multiband GeoTIFF to dataframe using all bands (R, Python or QGIS) [closed]

I have a GeoTIFF file with 2 bands and I want to create a dataframe like this: pixelID | band1Value | band2Value I would like to do it in R, Python or QGIS. As far as what I have searched, I could ...
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1answer
38 views

Showing values from a GeoTIFF

I would like to get a list of the values of a GeoTIFF. Is that possible using 'gdalinfo' command? If not, is there any other software that can show that?
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35 views

Save a GeoTIFF one band with palette

I am using QGIS 3.12.3 on Windows. I am loading a tif file (CRS EPSG:3395 - WGS 84 / World Mercator - Projected, 1 Band with a palette with 256 colors), and I am trying to just save it "as it is&...
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1answer
110 views

Converting a FLIR image CSV to TIFF using Python

I have a geolocated CSV file containing one lat, long coordinate for the entire thermal image. I would like to convert this CSV to a TIFF using Python so that each pixel contains a temperature. All ...
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1answer
73 views

gdal translate resampling -r flag has no effect?

Whenever I add a resampling parameter (-r) to my gdal_translate commands, it seems to have no effect. For example the following two commands produce a binary exact result. How can I get my image to ...
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0answers
43 views

How to retrieve raster's metadata from PostGIS, using Python?

I am working on a PostGIS database, and I would like to store GeoTIFF raster images in some of my tables. Currently, I use GDAL to convert / read my images, and psycopg2 to connect to a SQL server. ...
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1answer
17 views

Land temperature anomaly data from earth observations in R

I am trying to work with the NASA's land temperature anomaly dataset at https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MOD_LSTAD_M&date=2013-01-01 When I am using the extract function on the ...
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12 views

Calculation of mean and standard deviation of raster data in R? [duplicate]

I have a set of raster images (GeoTIFF, Landsat 1984-2018) which I cropped with my AOI using a shapefile. Now I want to stack them and calculate the mean and standard deviation of every pixel of the ...
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0answers
187 views

Calculation of mean and standard deviation of raster images in R

I have a set of raster images (GeoTIFF, Landsat 1984-2018) which I cropped with my AOI using a shapefile. Now I want to stack them and calculate the mean and standard deviation of every pixel of the ...
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0answers
145 views

How to hide unassigned names using gdal.ColorTable() in Python?

I used the gdal.ColorTable() to assign predefined rgb-values to my one-band geotiff. The colortable is set by colortable.SetColorEntry and has finally 18 entries. The numpyarray consists of integers ...
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2answers
106 views

Launching high-detailed Ordnance Survey maps in QGIS 3x

I would like to have the Ordnance Survey maps tiles in QGIS. Most of the sources from the web, from where we can import the maps are not in high detail. The scale, which I am interested in is 1:500 (...
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1answer
41 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 ...
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1answer
71 views

Finding the CRS when it is missing from the GeoTIFF file

I have downloaded some GeoTIFF files from this site: https://cloud.ihme.washington.edu/index.php/s/Q5CGeazb4iNsDQA?path=%2FStunting%20Prevalence%20%5BGeoTIFF%5D I need to convert these .tif files ...
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0answers
16 views

Elasticsearch polygonize TIFF map

I am having an heavy TIFF map around 2Go and I want to index it in ES in order to geolocate data of this file. With GDAL, I could polygonize only a part of it in GeoJSON, but seems that big polygons ...
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0answers
45 views

OpenLayers/GeoServer Image mosaic

I would like to understand why I can't change the files of my mosaic directory in GeoServer. When I create my layers, I specify the URL of my directory with GeoTIFF files and shapefiles. If you change ...
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0answers
28 views

Getting clipped Landsat RGB image to render correctly in ArcMap

I downloaded Landsat 8 tiff bands 1-7 into Arcmap 10.7 and then used the Composite Band tool to create a RGB raster composite image. In order to have the Landsat image render correctly I had to ...
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1answer
38 views

How is a GeoTIFF geographically referenced if it has no sidecar files?

I am currently downloading MODIS burned area fire products to use for a work project. One of these products is a GeoTIFF which indicates the day (Julian date) of the year when an area experienced fire....
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0answers
51 views

How to add elevation data to tif to create DEM (SRTM satellite data)

I have a .tif created from the SRTM satellite data. The tif should already be DEM data as it was collected from the SRTM satellite. When I open the tif in ArcGIS, I don't see any height or z data, ...
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0answers
39 views

Problem exporting a large classified image in Earth Engine

I am trying to export a GeoTIFF image but it doesn't work. https://code.earthengine.google.com/fe534ace7f3fc4fdfd155ded24155525 When I export the large classified image to Google Drive, I don't get ...
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0answers
20 views

Troubleshooting unsupported error message from ArcGIS Pro

I keep receiving an error message for trying to upload a temperature raster layer onto ArcGIS Pro. I was wondering what would be the best course of action to troubleshoot?

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