Sunday, 2 April 2017

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 Layout.



Answer



A three step process in QGIS:



  1. Stack the Landsat 8 multispectral bands that you require using "Build Virtual Raster".

  2. Use "Superimpose sensor" with the panchromatic band as 'reference' and the output from step 1 as 'the image to reproject'.

  3. Use "Pansharpening (Bayes)" with the panchromatic band as 'Input PAN Image' and the output from step 2 as 'Input XS Image'


All tools are indicated with " ", while input parameters are marked with ' '.
The tools can be found in the Advanced Interface in the Processing Toolbox.



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