All Questions
527
questions
1
vote
0
answers
27
views
GDAL - From jp2 image with rpc file to Orthophoto geotiff and keep the image rotation
We are trying to convert a jp2 image with rpc to orthoPhoto geo tiff. We do the following process. The problem is that in the ortho.tiff file the image don't preserve it's rotation angle from the jp2 ...
- 11
0
votes
0
answers
26
views
Add transparency to raster bands where did not exist before
My original radar image is a tiff image with one single band.
Metadata:AREA_OR_POINT=Area
Image Structure Metadata:
COMPRESSION=DEFLATE
INTERLEAVE=BAND
Corner Coordinates:
Upper Left ( ...
- 1
0
votes
1
answer
39
views
Stripes in map are missing after gdalwarp and gdalbuildvrt
I have a problem with some GeoTIFF:s that are in EPSG:3006 and I need them in EPSG:3857. The problem is that after gdalwarp, and gdalbuildvrt I get transparent stripes in the vrt map
This is one of ...
- 175
1
vote
0
answers
41
views
Access Violation following rasterdataset.Close() after GdalWarp, GDAL C# bindings
I have the following C# code to mosaic multiple rasters using GDAL C# bindings and GdalWarp method:
try
{
Gdal.AllRegister();
// Open all the raster files in ...
0
votes
1
answer
39
views
Transforming ortho (.tiff) file from one epsg to other epsg
I am using GDAL to transfrom ortho from one EPSG to other EPSG.
In my case I have used EPSG:32610 which is in (m) and transformed into EPSG:2227 which is in (us-ft). I am able to transform it using ...
0
votes
0
answers
53
views
Clip a NetCDF file using gdal_translate or gdalwarp
I'm trying to clip this .nc file using either gdal_translate or gdalwarp. However I don't think I'm getting the correct output. I'm able to clip the file in Python using either of the following ...
- 141
1
vote
0
answers
49
views
Creating Orthomosaic with GDAL
Platform: Windows 11
1. Aim trying to achieve: I have some very high quality multispectral data (drone multispectral imagery), from which I am trying to create an orthomosaic. My multispectral data ...
- 11
0
votes
1
answer
44
views
Convert RGB(A) GeoPDF to Grayscale GeoTIFF with GDAL
I'm using the GDAL command line tools gdal_warp and gdal_translate to convert RGB(A) GeoPDF images into GeoTIFF images. Unfortunately I found no config option that changes the RGB(A) color space to ...
- 5,837
1
vote
1
answer
30
views
Gdalwarp assigning zero values outside input raster extents
I'm attempting to combine several GeoTIFF files into a single mosaic raster using gdalwarp:
import os
os.environ['AWS_NO_SIGN_REQUEST'] = 'YES'
file1 = "https://dea-public-data-dev.s3-ap-...
0
votes
0
answers
18
views
Coordinate projection transformation Mars image from Ocentric Equirectangular to Transverse Mercator in Python
The task is to re-project the Mars image from Ocentric Equirectangular projection to Transverse Mercator.
I'm trying to do this in gdal in python.
In terms of Transverse Mercator projection, there is ...
0
votes
0
answers
31
views
Transformation of a point with GDAL
I know the place where the image was captured and I've made pixel to lat-lon correspondences (GCPs).
After running the following GDAL commands a .tif file is created.
gdal_translate -of GTiff -gcp {...
0
votes
0
answers
24
views
Concatenating several very tall JPG-in-TIFF images using GDAL
Preface: I am fairly new to GIS, and as such - I haven't wrapped my head around the terms. I'm trying to vertically concatenate several tall JPEG-in-TIFF files into a single file. I've attempted using ...
- 101
0
votes
0
answers
30
views
Translating (cropping) a GeoTIFF file to a specific extent but ending up with a different final extent
I'm trying to crop a larger GeoTIFF file to a smaller extent.
The darker GeoTIFF file in the middle has the extent I want to reproject to. I've used the following command to do the translation:
...
- 1
0
votes
0
answers
20
views
Produce ISEA "Icosahedral Snyder Equal Area" GEOTIFF/raster with gdalwarp
Is an icosahedral projection impossible to produce with PROJ/GDAL ?
Produce ISEA "Icosahedral Snyder Equal Area" GEOTIFF/raster with gdalwarp.
I am trying to use gdal tools to convert Plate-...
- 35
0
votes
0
answers
49
views
Reproject pseudo Plate-Carree to "Icosahedral Snyder Equal Area" using GDALWARP
Reproject pseudo Plate-Carree to "Icosahedral Snyder Equal Area" with gdalwarp.
I am trying to reproject a plate-carree to ISEA "Icosahedral Snyder Equal Area".
I suspect ISEA ...
- 35