Questions tagged [geotiff-tiff]
Use this tag when referring to georeferenced or ungeoreferenced TIFF (Tagged Image File Format) files.
1,434
questions
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26 views
Storing .tif and .tfw files as GeoTIFF raster in PostgreSQL
I have two files .tif and .tfw with same first name. I want to convert them to form GeoTIFF and store it as raster type in PostgreSQL database.
Im asking for the way to combine tif and tfw to create ...
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15 views
Export raster with its min max range from GEE
I'm trying to export a raster as GeoTIFF from GEE and keep it's min max range (pixel value) so I can import the raster into ArcGIS and check it's min, max, mean and std.dev. in Symbology. My attempt ...
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1answer
28 views
How to use Facebook (GeoTIFF) maps on Carto?
My intuition is that the maps that Facebook generated for most countries are most useful on interactive maps like Carto's, as the killer feature is the resolution for which you'd need to zoom in.
...
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0answers
32 views
Transparent background in a multiband raster using GeoServer
I have a raster with a black collar (background). I want to set those black pixels to transparent. The problem is that the values of the pixels have three bands (Red, Green and Blue) and I don't know ...
0
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1answer
28 views
QGIS raster area by clipped mask and 2 layers
I have two layers, one is a tif file with inclination of the soil of a whole county (which I got from the SRTM-relief) and the other file is a shape file which contains all the properties in this same ...
2
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0answers
37 views
How to compare two DEMs?
I am new to GIS and I want to compare two DEM raster .tiff files, i.e. I want to compute differences between height values etc.
How can I determine if the two tiff files are comparable?
I have read ...
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0answers
16 views
Change in Altitude Value of .tif file [duplicate]
I have a tif file of 7378 X 6923(widthXheight) resolution. I resized it to 1200 X 1200 pixels using Image class in python.
img = Image.open('path to tif file')
img = img.resize((1200,1200))
But ...
0
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1answer
46 views
Change in altitude value after resizing .tif file
I have a TIFF file of 7378x6923 (widthXheight) resolution. I resized it to 1200x1200 pixels using Image module in Python.
img = Image.open('path to tif file')
img = img.resize((1200,1200))
But after ...
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0answers
42 views
Converting 10m .tif file to 250m pixel using PostgreSQL functions and store it as PNG [closed]
I have to convert a downloaded 10m pixel .tif file to 250m pixel using postgresql functions and store it as PNG in PostgreSQL database. I'm getting 10m pixel file which I have to convert to 250m and ...
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24 views
Can't change store dir or create new raster store on GeoServer 2.16. Failed to create reader from file: data/
I tryied to change raster source for existing raster store, but face it:
Could not list layers for this store, an error occurred retrieving
them: Failed to create reader from
file:data/...
0
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1answer
22 views
QGIS GeoTIFF registration error
When I load a TanDEM GeoTIFF in ER Mapper, the coordinates of the cells are correct, i.e. the top left corner is the correct Lat/Long. When the same data are loaded in QGIS, the cells are all moved by ...
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0answers
38 views
Recenter maps to overlap in GDAL [closed]
I have a really basic question which I can't wrap my head around.
I have a GeoTIFF of the world and a shapefile containing the oceans. The problem is that the GeoTIFF is centered at -180° longitude ...
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0answers
31 views
Convert GeoTIFF to KMZ
I am trying to convert a GeoTIFF to a KMZ. Here's my code:
from osgeo import gdal
import zipfile
srcf = r"C:\raster_to_kml\OrthoImage.tif"
vfn = "/vsimem/OrthoImage.jpg"
drv = gdal.GetDriverByName('...
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0answers
22 views
Creating azimuthal projection with weather data for Mapbox
I want to create an animated weather layers for my Mapbox map, like this:
https://labs.mapbox.com/bites/00189/
My map is already in the azimuthal projection which fakes the coordinates to fit in ...
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0answers
52 views
Convert large TIFF to MBTiles
I have a large number of compressed GeoTIFF (600,000, Orthophotos) which I want to convert into an MBTiles (into a file).
I have summarized the TIFFs via GDAL in a VRT file but QGIS is not able to ...
1
vote
1answer
21 views
gdal_retile projection system not defined properly in GeoTIF metadata
I struggle to create a ImagePyramid using gdal to be used in geoserver. Geoserver does not recognize the native proj system.
I have been playing around a lot but I am not sure where the source of the ...
0
votes
1answer
25 views
How do I keep the coordinates while calculating tiles from a raster with Rasterio?
I'm trying to split a georeferenced TIFF image into several tiles for further processing.
I have managed to calculate a single tile and give it the right CRS, evething fine so far.
Once I load the ...
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0answers
21 views
Receiving corresponding OSM raster tiles of .tfw files
I have a bunch of handdrawn map plans, referenced with .tfw files, and I need their corresponding geographical map of that exact part of the world as a raster image to compare to.
With the solutions ...
2
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0answers
66 views
Projecting GeoTIFF onto shaped roofs using CGA rules
I am working with CityEngine 2019.1 and would like to project a GeoTIFF as a texutre onto shaped roofs of 3D-buildings. Currently I am trying with the following code which essentials are described on ...
1
vote
1answer
46 views
gdaladdo still very slow on large TIFF
I'm trying to build internal overviews on a big GeoTIFF using gdaladdo and it is way too slow.
From what I could find out it is a known problem (#1442) that has been solved in May last year
However ...
1
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1answer
101 views
Extract all pixels values from GeoTIFF with Python [closed]
I would like to recover the values of the pixels of a GeoTIFF of a single band. First I get the x and y coordinates and I would like to use them to access the pixel value. Here is my code:
raster =...
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0answers
18 views
Are there annual or monthly NDVI high res datasets? [duplicate]
I'm looking for a source of high res (250 meter seems the highest res available for MODIS?) NDVI composite datasets for either an entire year (or monthly snapshots) if not, in a format I can import as ...
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23 views
Google Earth import image Mac OS Catalina
I’m using Mac operative Catalina OS, when I go to import tab it shows this dialog box but there is no option to choose diffrenrt file extension as in Windows:
and the would like to import a GeoTIFF ...
1
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1answer
53 views
Adding GPS information to a TIFF image?
I have a set of coordinates for the four endpoints of a TIFF image. I want to add those to the image attributes so I can see the GPS location using the properties of the image.
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13 views
MATLAB web map browser overlay GeoTIFF image
How can I use MATLAB web map browser to load and overlay with a give transparency a GeoTIFF image :
% web map browser :
nasa = wmsfind('nasa', 'SearchField', 'serverurl');
baselayer = refine(nasa, '...
1
vote
2answers
59 views
Overlay two raster GeoTIFFs using rasterio mask
I'm trying to crop two different geotiffs/rasters using a polygon with rasterio's mask function in order to get two corresponding/overlapping cropped numpy arrays of the same size/shape. The problem ...
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0answers
37 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
2answers
49 views
Huge GeoTIFF file after reprojecting file
I have some geotiff file. Their CRS ise EPSG:32635. I want to change crs to EPSG:4326. I use below script from Rasteri doc (link). In addition I added 'compress': 'lzw' to compress new geotiff file. ...
1
vote
1answer
99 views
Using python GDAL to reproject an HDF
I am working with MODIS data (MOD14) and I only need the fire mask, which is the first dataset.
The problem is that MODIS data in the sinusoidal projection and I need to reproject into something else....
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0answers
38 views
Raster projection is inverted Python-GDAL
I am carrying out a program that, based on the data from weather stations, performs an interpolation and generates a georeferenced raster with these data.
The program works well interpolating and ...
3
votes
2answers
62 views
Change or delete GeoTiff - TAGs in TIFF-file
I couldn't find a way, so far, to change GeoTiff-TAGs in my TIFF-file.
My OS is Linux Lubuntu 18.04 and I'm using Python 3.x.
Just EXIF-TAGs were possible to change via various approaches.
For both ...
1
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0answers
36 views
gdalinfo returns PROJCS[“unnamed”] but QGIS returns the correct projection
I'm trying to understand why my gdalinfo call to a specific file returns "unnamed" for the PROJCS node.
The call looks like this: ./gdalinfo /path/to/file/dem.tif.
Output (notice the "unnamed"):
...
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0answers
25 views
Trying to turn a GRID Stack 7.x to GeoTIFF
I have a set of imagery that contains the following folders:
aerial
aerialc1
aerialc2
aerialc3
info
When I load the folder (or folders) into ArcMap, they all display perfectly. When I try and export ...
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0answers
24 views
How to edit GeoTIFF file downloaded from NASA worldview?
I have download a GeoTIFF file from NASA worldview website (https://go.nasa.gov/2E8yomU), under "take a snapshot", format -> geoTIFF.
When I open it in QGIS, I can't put it in edit mode. When I go to ...
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0answers
24 views
32bit Raster Stretching from 0 to 0
I have a raster that I've been trying to export from ArcGIS Pro as a .tif so I can load it into object based image analysis software. The raster loaded from the .gdb displays fine in Arc and is ...
2
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0answers
25 views
Clearing raster layers in QGIS
I have TIFF raster layers in QGIS project. I need to 'erase' them ( like in MS Paint ), clean them of any smudges from low scan. I do not see a proper 'eraser' tool like that in QGIS. How can I remove ...
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0answers
29 views
Converting latitude/longitude pairs into gridded Web Mercator GeoTIFF [duplicate]
I have a set of data that is essentially an array of coordinates (WGS84) and values.
Example:
51.5834,-101.1709,0.0452,51.5834,-101.1567,0.0648,51.5834,-101.1425,0.0339,51.5924,-101.2133,0.0339,...
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15 views
Landsat 8 multispectral and panchromatic imageries
I want use this code here:
https://github.com/reachsumit/deep-unet-for-satellite-image-segmentation
to detect trees but do not understand how can i get 8-band satellite imagery. This images in Data\...
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0answers
47 views
Converting GeoJSON to a raster image using rasterio [closed]
My geospatial data knowledge is limited. I am hoping for advice as to how I can convert the full GeoJSON geometry into a tif image using rasterio.
I have tried using gdal_rasterize to no avail. Not ...
0
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0answers
9 views
How to export into a TIFF heights map, GIS panorama (ГИС ПАНОРАМА)?
I go to menu-> Export to ...-> DEM (tkht, tiff):
I select the settings:
The result is a tiff like this:
How to normally export a height map to a TIFF (ГИС ПАНОРАМА)?
0
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0answers
29 views
GeoTIFF appears only as a black solid image
I need to open a GeoTIFF file (high resolution aerial image) but for some reason it appears only as a black solid image and nothing else. I've tried opening with QGIS and Windows photo viewer so far. ...
2
votes
0answers
31 views
Mapnik XML mapfile projection of multiply layers [closed]
How to apply a multiply layer with Mapnik from EPSG:4326 TIFFs to EPSG:3875 projected tiles?
I have two TIFF files, one containing the color-relief and the other the slope-shade (generated with GDAL, ...
2
votes
0answers
24 views
gdalwarp cuts off top and right edge of globe from gfs data
I am using data from this GFS forecast: https://nomads.ncdc.noaa.gov/data/gfs4/201905/20190502/gfs_4_20190502_1800_000.grb2
Specifically the bands 102 and 103 containing wind data.
I first combine ...
2
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0answers
110 views
Rasterize GeoJSON or Shapely Geometry?
I am trying to rasterize a GeoJSON or shapely geometry but it does not rasterize all the geometry (some of it is not in the TIFF-file).
I tried gdal_rasterize -burn 255 -burn 0 -burn 0 -ts 4950 4900 ...
1
vote
1answer
31 views
s3 for GeoTIFF - mask band ignored in GeoServer
Goal: Cloud Optimised Geot4iffs (COG) that display without edge artefacts in Geoserver.
Problem: It doesn't display nicely: GeoServer appears to be ignoring the internal mask on the input GeoTIFF
...
2
votes
1answer
56 views
Extract images from GeoTIFF file using shapefile
I would like to know if there is any way that I can extract images from a GeoTIFF file using a shapefile which contains shapely polygon data for specific locations in the image in Python. I would like ...
2
votes
1answer
39 views
Extracting contours as shapefile from DTM (tif) in QGIS?
I am looking to convert a tif. file from the Scottish Remote Sensing Portal (Scottish LiDAR) into contours which can be used for a surface in civils 3D.
I have tried this myself with a full DTM and a ...
0
votes
1answer
29 views
How to normalize elevation of GeoTIFF file data stored as unsigned integers?
I have a GeoTIFF file where the pixels are stored as unsigned 16 bit integers. I am using C# Gdal bindings to read the GeoTIFF file, using the Band.ReadRaster method, in order to produce an array of ...
0
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0answers
367 views
Open TIFF image in Python
I'm working with jupyter and I have been trying to open TIFF images that I have download from GEE. I have trying to open the images in Jupyter environment.
This is my code:
from PIL import Image
...
1
vote
1answer
27 views
Exporting to GeoTIFF from data view with Data Driven Pages and ArcPy
I'm trying to work with ArcGIS Desktop with this problem. I need to export a data to geotiff with specific boundaries which are polygons, so i decided to use Data Driven Pages (DDP). Because there is ...
