Questions tagged [geotiff-tiff]
Use this tag when referring to georeferenced or ungeoreferenced TIFF (Tagged Image File Format) files.
0
votes
0answers
23 views
Fixing sharp edges between GeoTIFF tiles? [duplicate]
I've downloaded a couple SRTM DEMS from http://srtm.csi.cgiar.org and when I load some of them into QGIS, there is a noticeable edge between 2 of the tiles (see image).
Why does it happen? These are ...
0
votes
0answers
9 views
How to add TIFF images to a map using ArcGIS JavaScript API? [on hold]
I have another program that can dynamically generate TIFF images containing geographic information. I can open it on ArcMap, but I don't know how to directly add it to the map through ArcGIS for JS. ...
-1
votes
1answer
33 views
Cell Size Discrepancy When Exporting TIFFs Using QGIS?
I am using QGIS Madeira 3.4.3.
I am downsampling 100m TIFFs to 1000m. I am using Export - Save As GeoTIFF specifying cellsize 1000m, and the appropriate No Data value. This works just fine with the ...
1
vote
0answers
32 views
All (GeoTIFF) raster values NA after converting to velox
Cross-posted to the velox GitHub repo: https://github.com/hunzikp/velox/issues/40
I'm able to extract average tree cover values for each of the three small counties in the US State of Delaware, but ...
1
vote
1answer
19 views
gdal_translate for rotated image [closed]
Even after rotating a GeoTIFF file, the resulting file size do not change. however, the rotated file overlays on the original TIFF file. When I tried gdal_translate with projwin switch an error ...
0
votes
1answer
24 views
GeoTIFF / Geotools / Mollweide / customer projection not recognized
Although I got a hint from Ian, I still have a problem to read a GeoTIFF in Geotools.
I ask this as a new question so that I can put all info.
The GeoTIFF is from
http://cidportal.jrc.ec.europa.eu/...
2
votes
1answer
23 views
Geotiff Mollweide and geotools
I am new to GIS and I want to read population data from a GeoTiff Grid using the java geotools library.
The following throws a runtime error
GridCoverage2D image = new GeoTiffReader(f);
gives
...
0
votes
0answers
33 views
Creating a world file for Lambert azimuthal polar equal-area projection?
I have a TIFF image I'd like to load into ArcGis, but the TIFF isn't georeferenced. I'd like to create a World File for the TIFF but am not sure how to do this for the Lambert azimuthal polar equal-...
1
vote
0answers
32 views
Adjusting coordinates system for GeoTIFF
I have processed GeoTIFF image in UTM 43N Zone, EPSG:32643.
Now, the problem is, the name of the zone is given as 'WGS_1984_UTM_zone_43N'
and in ArcGIS database name is, 'WGS 1984 UTM zone 43N' due ...
0
votes
0answers
24 views
Matching projections between a GeoTIFF and a shapefile
I'm trying to make a very simple map of North Korea using SRTM elevation data from EarthExplorer, which starts life as 1-second GeoTIFF tiles, and a basic border shapefile from NaturalEarth. ...
0
votes
0answers
30 views
Getting latitude and longitude using world file formula
I have tfw and tiff and .prj files and trying to write a code to get longitude and latitude of tiff picture using tfw and prj file.
What I need is something like 4 numbers google earth shows when I ...
0
votes
0answers
27 views
How read a raster [Tiff] file to get the correct values for every band? [duplicate]
I am trying to read a raster tiff [RGBA] file with GDAL in [C++], I can load the file, get the number of channels, the size of the bands and the metadata, but when I try to extract the Band [R, G or ...
0
votes
1answer
41 views
gdal_translate JPEG to GeoTIFF using Python
I was able to convert my GeoTIFF images (from the SpaceNet dataset) to JPEGs using gdal_translate but I would like to know how to convert the JPEGs back to GeoTIFF. I've noticed that gdal_translate ...
2
votes
1answer
31 views
QGIS3 saved Raster layer is “skewed” or aspect ratio is wrong
I'm trying to export two layers based on the current view or "extent":
A black and white "raster" derived from some vector data
A map layer (Bing, Google, osm, etc)
The issue I'm having is that the ...
1
vote
0answers
48 views
GeoServer error adding GeoTIFF coverages with overviews: “Could not list layers from this store”
When I try to add a GeoTIFF as a store on GeoServer, GeoServer fails to add the store, giving the error message java.lang.RuntimeException: Could not list layers for this store, an error occurred ...
1
vote
0answers
59 views
Difference between DEM raster in QGIS 2.18 and 3.4.4 [duplicate]
I came across a really strange problem.
Untill today i always worked in QGIS 2.18. Now i wanted to upgraded to 3.4.4 ( it was already downloaded but hadn't used it yet)
When opening my QGIS ...
1
vote
1answer
33 views
Create pyramid from 3in TIFFs
I have a couple of terabytes of 3in GeoTIFFs that I would like to host on my GeoServer (used by a non profit during disasters when there is no Internet). I have read that the best way to host these ...
0
votes
0answers
27 views
Removing black border of raster TIFF georeferenced image using ArcMap?
I had read other questions but there is no transparency panel in my ArcMap
3
votes
2answers
53 views
GeoServer not rendering GeoTIFFs after JPEG compression
I previously asked about some problems I was having converting JP2/MrSid data to GeoTIFF for use in GeoServer. It was suggested that I needed to add overview data to the 4 GB-sized GeoTIFF -- and that ...
1
vote
0answers
34 views
Move TIFF in QGIS 3.4
I've got a TIFF imported as raster in my QGIS with KBS WGS84. Now I duplicate the layer and want to move that raster to the right edge of the first TIFF. So I just want to move / translate the TIFF to ...
0
votes
0answers
55 views
Creating GeoTIFF from TIFF image?
I have a TIFF file that is 2880x1440 pixels. It is a global map in simple cylindrical projection (i.e., each pixel is a 1/8th degree square):
If the uppermost leftmost pixel has coordinates x = 1, ...
0
votes
2answers
59 views
Issues reprojecting Hydro 1k to WGS84
I have downloaded the Hydro 1k dataset for Africa from the USGS Earth Explorer portal.
Rasters are provided as .bil files, and according to the Readme are in Lambert Azimuthal Equal Area projection.
...
0
votes
0answers
28 views
GeoTIFF pixel value interpretation
I'm currently working with a GeoTIFF file of a RapidEye image, which I'm reading in using GDAL. When I read in the RGB bands (which I believe are the 1-3 bands), I get values uint16 values that doesn'...
0
votes
1answer
29 views
How to blend multiple semi-transparent GeoTIFFs
How to blend multiple overlapping semi-transparent GeoTIFFs to single semi-transparent GeoTIFF on Linux (GDAL...) ?
0
votes
1answer
50 views
GeoServer s3-geotiff module with custom S3 provider fails
I'd like to use the s3-geotiff module within GeoServer with a custom provider (Minio).
The minio server is running properly and I could reach the tiffs in the bucket from a variety of s3 tools.
...
3
votes
1answer
211 views
How to make TIFF from GeoTIFF
I have a lot of GeoTIFF images. However, as there is a mistake in the GeoTIFF tag, I am considering re-tagging.
Therefore, make GeoTIFF to TIFF after that re-tag from GDAL.
However, I don't know how ...
0
votes
2answers
69 views
Tiff to jpg compress
I have a Geo tiff image, size 11gb. It's too big to work with.
How can I compress it in jpg format with QGIS?
I tried through GDAL and did not succeed.
2
votes
1answer
36 views
Best approach to process thousands of TIFF files
I have a data source with a folder pyramid that contains several thousands of GeoTIFF files, about 70Mb each. I would like to process these so that I can display the map overlays on a OpenLayers web ...
0
votes
0answers
40 views
How to show elevation data from TIFF file in QGIS [duplicate]
I work many times with QGIS and CIVIL3D, and when I create a surface from Civil 3D and export it as a TIFF file in order to open it in QGIS 3.4, the elevation data from this TIFF file appears "flat" (...
0
votes
0answers
32 views
Erasing spatial reference from GeoTIFF raster using ArcGIS Desktop? [duplicate]
I am wondering is there any way to remove spatial reference from Geotif file, a composite of WorldView-3 8 bands in single Geotif file on projected coordinate system i.e. UTM. I guess spatial ...
2
votes
0answers
33 views
Removing white background from raster as well as cleaning up edges?
I am looking to remove white background from a tiff as well as cleaning up the edges. I have used display background values from the symbology tab as well as applying gamma stretch for edges.. I can ...
0
votes
2answers
28 views
Using ArcPy with ArcMap Layout View to ExportToTiff with geotags?
I feel like this should be a lot easier than it is, all I am trying to do is create a geotiff that contains spatial referencing from arcmap in an automated manner as I have thousands to create. ...
0
votes
0answers
44 views
ValueError: expected array of dim 2
I'm trying to crop a GeoTiff file with spesific coordinates. I tried to implement many methods (gdal_translate, gdal_warp). The best approach I had was with the following codes. But I'm having a ...
0
votes
0answers
45 views
Filtering trees with Mac
I own about 200 acres of forest with about 350' of elevation change. I have a DJI 4 Advanced and my goal is to produce elevation maps to plan the building of one or more ponds. I've tried, and ...
0
votes
1answer
71 views
Write GeoTIFF in Python without GDAL
I have a code to transform numpy array in TIFF image using Pillow. But now I need to georeference the tiff to later use it in a GIS software. In my case, I have the latitude and longitude of each of ...
2
votes
2answers
20 views
Problem downloading and using NOAA CCAP data
I am trying to download CCAP land cover data and would have expected .img or .tiff files, but the data downloads as a disk image file. I cannot figure out how to access/work with this file type. any ...
0
votes
1answer
30 views
Projecting gtiff data using GDAL and Python?
I have a tile data and I would like to transform the data to a gtiff data with georeference information via gdal and python.
The tile is the quadtree tile with quad key 1321222320321122. The left ...
1
vote
1answer
55 views
Merging TIFF files using QGIS?
I have around 1200 tiff files (example below), and corresponding .tfw files and .aux files with sonar data that I'd need to merge into one file and I'm struggling to do so.
I browsed some topics ...
1
vote
0answers
42 views
Creating tiled pyramidal TIFF from PNG tiles that are organized in slippy map?
I have map tiles (Z/X/Y) of a certain location which I serve via a simple web server and add on QGIS for offline usage via the XYZ Tile Layer from the Browse menu.
These are to be used in a survey of ...
3
votes
1answer
78 views
Colorize singleband GeoTIFF raster using Python/GDAL with discrete interpolation like in QGIS
I have singleband raster with min 0 and max 0.82 values.
For raster I applied next color scheme in QGIS:
I want colorize raster using GDAL command, but receive raster with another color:
GDAL ...
3
votes
0answers
55 views
Writing masked GeoTIFF in rasterio and visualizing in QGIS?
I have an interpolated raster, which is a masked array, that shows where the data is valid. I want to save it as masked TIFF with rasterio.
To test, here's the JSON file, and the code:
import ...
0
votes
1answer
41 views
Dataset description AREA_OR_POINT
What are the differences between these two options in satellite image metadata?
1
vote
1answer
113 views
How to create GeoTIFF from image and UTM Coordinates
I am a beginner in GeoTIFF and georeferencing.
I have an image in .emf file format.
I also have this UTM information: Easting,Northing,Zone,Hemisphere
Example: 400000,4379520,24,N
(I have also the ...
0
votes
0answers
24 views
Import GeoTIFF data into ArcMap
I have a problem with importing data to ArcMap. I want to import high-resolution temperature and precipitation data, stored in GeoTIFF files. Information about the project and the data can be found ...
0
votes
0answers
108 views
Error while creating large TIFF with gdal_merge
I need to merge two TIFFs into one, but the output is larger than 4 GB. So, it needs to be a BigTIFF. But the "BIGTIFF=YES" creation option seems to be ignored. Here's the error:
$ gdal_merge.py -...
1
vote
1answer
101 views
Converting LAS to TIFF using Arcpy - TIFFs writing out empty
I am using ArcPy to convert large batches of LAS files to GeoTIFF format. It seems like a lot of the data I have acquired from a particular source is giving me the same error: I am able to convert ...
4
votes
2answers
314 views
Getting black square after merging two rasters in QGIS
After merging two SRTM TIFF files all I get is a black rectangle.
Merged raster has zeros next to both black and white squares under layer name.
I have no clue what I am doing wrong. Any suggestions?...
2
votes
1answer
66 views
Split GeoTIFF into multiple cells with Rasterio
I'd like to create training data for a machine learning pipeline. To do this I want to take a large raster and split it into multiple equal sized cells.
I have a very basic loop for generating the ...
0
votes
0answers
131 views
CSV to GeoTIFF (Python)
Trying to convert a CSV file (3 columns: Lon, Lat, Ref) to .tif GeoTIFF (the Ref values) using gdal. Using Python 3.6, I am getting the error below.
What am I doing wrong?
C:\ProgramData\Anaconda2\...
1
vote
2answers
50 views
Align unreferenced TIFF with GeoTIFF in QGIS
I'm working in QGIS. I have two TIFF files of the exact same dimensions, but one of them is georeferenced and the other isn't. I'd like to import the non-georeferenced file so that it aligns exactly ...
