DN_b1 DN_fused = ------------------------------- * DN_pan DN_b1 + DN_b2 + DN_b3The assignment of the channels depends on the satellite. The module's help text (above) suggests for LANDSAT-7, QuickBird and SPOT.
g.region rast=lsat7_2002_20 -p # R, G, B composite at 28.5m d.rgb b=lsat7_2002_10 g=lsat7_2002_20 r=lsat7_2002_30 # Brovey fusion i.fusion.brovey -l ms1=lsat7_2002_20 ms2=lsat7_2002_40 \ ms3=lsat7_2002_50 pan=lsat7_2002_80 \ outputprefix=brovey # display at 14.25m g.region rast=brovey.blue -p d.rgb b=brovey.blue g=brovey.green r=brovey.red
R, G, B composite of Landsat at 28.5m |
R, G, B composite of Landsat Brovey fusion at 14.25m |
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