Questions tagged [pansharpening]

Pansharpening is a process of merging high-resolution panchromatic and lower resolution multispectral imagery to create a single high-resolution color image.

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Google earth engine pan sharpening of Landsat 7 image is not producing the correct true color image

I'm currently trying to produce a true color pansharpened Landsat 7 image in Google Earth Engine. I've included my code below and a subset of the resulting image. I'm simply using the rgbToHsv ...
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Pansharpening: why does my pansharpend image show false color?

I pansharpened RGB with panchromatic image by using GDAL tool in the QGIS. But, it shows false color even though I changed the order of the band. Why can I not see the true image? I attached a photo ...
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gdal_pansharpen.py raise module errors

I want to use gdal pansharpen python function. I have two tif files, one is the panachromatic raster and on is the 4 bands raster. I'm using gdal version 3.4.0. I have tried to use it, based on this ...
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Georeferencing a raster image in a Mosaic Dataset greyed out in ArcGIS Pro

I have a Worldview 2 product from Digital Globe. To add it to ArcGIS I am first creating a Mosaic Dataset and selecting the Worldview 2 product definition and setting the coordinate system to be the ...
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Pansharpening Sentinel-2 Image Collection in Google Earth Engine

With reference to (Pansharpening Sentinel-2 imagery in Google Earth Engine) and (Blank Image - Pansharpening Sentinel-2 imagery in Google Earth Engine). I am trying to use the code for an image ...
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How to pan sharpen Skysat Multi spectral image in Google Earth Engine

I am trying to pan sharpen "Planet SkySat Public Ortho Imagery, Multispectral" image but it has been returning blank tiles. What is the problem? var imageCollection = ee.ImageCollection('...
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227 views

Blank Image - Pansharpening Sentinel-2 imagery in Google Earth Engine

Referring to Pansharpening Sentinel-2 imagery in Google Earth Engine and the solution provided In the answer the code mentioned refers to the use of a single image, instead, I am trying to use it on ...
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Data fusion/Pansharpening of Sentinel-2 and PlanetScope

I am working with fusing optical (Sentinel-2 and PlanetScope) and radar data (Sentinel-1) for my study area, but I got a bit confused over the definition of fusing in the literature. There are plenty ...
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Pan sharpening Landsat 8 composites in Google Earth Engine (Python API)

I am currently trying to use pan sharpening on Landsat 8 composites with Google Earth Engine. What I did is simply create a composite from an image collection as described in the documentation: ...
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What raster is needed for ArcMap pan-sharpening?

I have a "private" satellite image I would like to pansharpen in ArcMap. However, I cannot check the box in Symbology - Show - RGB Composite and in the Image Analysis window the symbol stay ...
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Sentinel-2 SWIR (band 11) pansharpening

I am trying to downscale sentinel-2 SWIR band (11) from 20 m to 10 m in ArcGIS. The create Pan-sharpened Raster Dataset tool requires colored RGB image. I only want to downscale SWIR band because red ...
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413 views

Gram-Schmidt pan-sharpening in open source Python

I am looking to use the Gram-Schmidt pan-sharpening method in Python but I can't find any libraries that have this as an option. I found this, but I don't understand where to even go after reading it ...
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Pansharpening Sentinel-2 imagery in Google Earth Engine

I am attempting to pansharpen Sentinel-2 imagery in GEE in order to determine the amount of land covered in water at my field site locations (probably will calculate MNDWI on sharpened image). I do ...
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Pansharpening changes background value from 0 to a different value, but only sometimes?

I have a python script that takes a folder full of multispectral worldview tifs and pansharpens them with their matching panchromatic band. Both these datasets have a background value of 0 but after ...
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Landsat 8 Imagery not Creating Composite RGB Image with Pansharpening Correctly

I am having some serious problems attempting to merge the R,G,B bands from Landsat 8 and then apply pan sharpening to them. Unfortunately, I am not familiar enough with the process to figure out ...
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4 votes
2 answers
792 views

Calling gdal_pansharpen.py from another Python script?

Has anyone been able to successfully call gdal_pansharpen.py from your own Python script? I have successfully used rasterio to combine my R, G, and B bands, but would like to perform a pansharpen ...
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2 votes
1 answer
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NITF raster (Worldview) failing to load correctly in QGIS

I am attempting to load in multispectral and panchromatic rasters in NITF format into QGIS in order to run a pan sharpening process using OTB toolbox. Loading in the panchromatic is fine, but upon ...
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Pansharpening ALL(8) worldview 3 and worldview 2 bands

Trying to pansharpen all the bands instead of just the R,G,B,NIR bands in worldview-2 and -3 imagery. ArcGIS Pro only has inputs for those previously mentioned bands in the pansharpening tool. Is ...
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1 vote
2 answers
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Speeding up pan-sharpening with OTB plugin for QGIS (orfeo-toolbox)

I use QGIS 3.6.1 with the plugin orfeo-toolbox to create a pan-sharped Landsat 8 image. I use the BundleToPerfectSensor function because calling the Pansharpening function results to the error: Inputs ...
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Pansharpening Landsat 8 16 bit raster images

Situation: I have merged six Landsat 8 image tiles to one big tile for the bands 4,3 and 2. These are Landsat level 2 products, so already corrected to surface reflectance and need no further ...
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Retaining bands when pansharpening

I am currently pan-sharpening 8-band multispectral raster satellite images with single band panochromatic images. I use Arcmap pansharpen raster function to achieve this. The pansharpened result ...
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-1 votes
1 answer
324 views

Pansharpening many L8 images in folder?

I want to pansharpen several true color and panchromatic Landsat-8 images in a folder using open source tools (GDAL, Python). File names are of format: L8_2018-09-25T18-17-51_TrueColor_ERaymond.tiff ...
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Doing Landsat 7 pansharpening?

I downloaded a LST 7 scene from USGS, LE07_L1TP_193031_20181003_20181003_01_RT_B8 for those willing to try. I created a band VRT, see below, which displays perfectly fine in QGIS and then a ...
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Original raster is rotated after processing in ArcGIS without reprojection

I have a regular TIF raster with georeferencing stored as .wld and .prj files. The raster itself has horizontal orientation (see pic.1), although after being opened in ArcGIS it becomes rotated due to ...
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Avoiding tiling/mosaicing in resulting image when Pan-sharpening Gram-Schmidt?

I mastered to georeference some declassified Hexagon satellite imagery from the 60s and would like to use it to pan sharpen a current Sentinel satellite image (already done as RGB). It is very ...
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2 votes
1 answer
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Pansharpening using GDAL tools [closed]

I would like to make improvements in the resolution of satellite images using pansharpening. After found this website, which explains how Planet Labs do it. For a University project I would like to ...
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Pansharpening problem in ArcGIS: failure when using TOA calibrated Landsat

I'm hoping to use the "Create pansharpen raster dataset" tool in ArcGIS to pansharpen Landsat 7/8 images. This tool works nicely and produces the expected pansharpened image when the input is in DN ...
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1 vote
2 answers
86 views

Pan-Sharp hillshade?

I have an SRTM-derived hillshade (30x30m) and a Quickbird scene (0.6x0.6m). Is it possible to kind of pan-sharp the hillshade to have the detail but also have the topography?
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12 votes
1 answer
1k views

Gram-Schmidt pan-sharpening in QGIS?

I need to perform Gram-Schmidt pan-sharpening, I don't have access to ArcGIS or ENVI so have been using QGIS. Is there any plug-in or similar capability that is available to perform Gram-Schmidt pan-...
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Error in GRASS i.pansharpen - No images are generated

I´m trying to run the algorithm "i.pansharpen" in QGIS 2.18.8 , Win. 7_64bit. I´ve tried with rasters (Landsat 8 images) in 8bit and 16 bit unsigned and differents methods (brovey and IHS) but i ...
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5 votes
0 answers
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Pansharpen Landsat 7 RGB using gdal_pansharpen.py

Is it possible to pansharpen Landsat 7 RGB band combination (without NIR) to have approximately the same intensities as the original RGB image with gdal_pansharpen.py (weighted Brovey algorithm)? What ...
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1 vote
1 answer
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export grass-gis pansharpened image

I have pansharpened my spot 6 image within grass 72 using i.fusion.hpf and it work well! i.fusion.hpf pan=SPOT6_P_20151113@PERMANENT msx=SPOT6_MS_20151113.1@PERMANENT,SPOT6_MS_20151113.2@PERMANENT,...
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12 votes
2 answers
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Is it scientifically correct to pansharpen landsat reflectance product with pan band

I need to know if it is scientifically valid to fuse/pan-sharpen Landsat 8 surface reflectance products with pan band of that respective band? Landsat reflectance product details can be found at here. ...
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4 votes
2 answers
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Pansharpening of atmospheric corrected image

After applying any atmospheric correction on raw MS and Pan image we get the DN value between 0 and 1 as we know reflectance is unit less or just ratio of input irradiance and radiance after this ...
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GRASS-GIS i.pansharpen error code -11

I have been searching for similar problems however i did not find any that could fix my error. i have GRASSGIS 7.0 running on MACOSX El Capitan. No problems at all until i tried to run i.pansharpen ...
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0 votes
1 answer
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Accessing "old" ("previous date") Pansharpened Landsat data in ArcGIS

A few months ago I found an excellent pansharpened Landsat dataset to use as a basemap in ArcGIS by going to the Add Data icon, selecting ArcGIS Online and then selecting add pansharpened landsat. ...
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2 votes
1 answer
373 views

Landsat 8 composite image using different resolutions?

I have created a composite image of Landsat 8 using bands 2 to 7 (blue, green, red, NIR and SWIR) using ArcGIS 10.1. For bands 2-4, I've pansharpened them to 15m spatial resolutions using the ...
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5 votes
1 answer
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IR as 4th band in RGB composite (ArcGIS)

In Symbology tab of a raster in ArcMap, in the section of Pan-sharpening, there is an extra option to check at the bottom: "4th-band Infrared Image" along with its weight: I guess I have to add a ...
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6 votes
1 answer
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Pan sharpening of SPOT and Landsat images

Is there a way I can pansharpen SPOT and Landsat images? I have Panchromatic bands from QuickBird and WordlView-2 images and would want to pansharpen Landsat and SPOT, while still retaining features ...
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5 votes
1 answer
554 views

Using original Landsat multispectral image or pan-sharpened image in land cover classification?

I am currently creating land cover maps of a number of national parks across Asia from Landsat 8 imagery and also later from SPOT imagery. I plan to use supervised classifications in ERDAS IMAGINE and ...
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1 vote
1 answer
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Pan-sharpening Landsat 8 All bands using Arcgis 10.3 [closed]

I need to pan-sharpen a landsat 8 image with at least 5 bands using Arcgis 10.3. Any way to do ? Bands I need are 6,5,4,3 and 2. To vegetation classification I'll use 654 and the bands 432 are to ...
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1 vote
1 answer
957 views

Pan-sharpening Landsat 8 with 5 bands

I use bands 654 for vegetation classification and bands 432 to prepare the map layout. Is there a way to pan-sharpen the landsat 8 image using the bands 65432 ? So I swicth the GRB to classify and to ...
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0 votes
1 answer
732 views

Pan-sharpening of NIR band

I want to create pansharpened image from landsat 8 composite image (R,G,B and NIR bands) in ArcGIS using Esri method in "Create Pan-sharpened Raster Dataset" tool. For weighting I used recommended ...
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2 votes
1 answer
589 views

Pan sharpening with surface reflectance data

The surface reflectance data for landsat 8 is only available for bands 1-7 (via EPSA bulk download). I want to pan sharpen surface reflectance data. But I don't have a surface reflectance band 8 (pan ...
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2 votes
1 answer
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Pan sharpening using R

I want to pan sharpen my Landsat8 scene (according to FIHS algorithm, see here). According to the paper the following equation should do the pansharpening: MS_high <- MS_low + (pan - I) "...
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1 vote
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258 views

Calculating vegetation indices on pansharpened landsat 7 images [closed]

I have a problem with calculating vegetation indices like EVI, GSAVI, SAVI on Landsat 7 images after I done a Brovey Transform, Modified Resolution Merge and HCS transformation in Erdas 2013. My ...
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3 votes
1 answer
542 views

Merge and export two layers that utilize blending modes

I have spent more time than I can to admit trying to come up with a solution that doesn't require bringing the layers into Photoshop or the GIMP (which would take an insane amount of RAM/swap space to ...
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4 votes
1 answer
556 views

Which preprocessing comes first for pansharpened imagery- atmospheric correction or orthorectification?

For pansharpened imagery, what preprocessing method to do first- is it atmospheric correction or orthorectification? From my readings, it seems the former but the rational polynomial coefficients or ...
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3 votes
3 answers
2k views

Atmospheric correction for pansharpened imagery? [closed]

In converting DN values to radiance as well as reflectance, do we use the same equations in raw satellite imagery for pansharpened products? I saw this DigitalGlobe technical note for DN to radiance ...
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1 vote
0 answers
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Pansharpening Landsat 8 tiles in Grass 7

I am trying to get some nice looking RGB images for visualization purposes, mainly using as background maps, from the Landsat 8 archive. I was following the tutorial provided by Markus Neteler at ...
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