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i.WV2sharpening
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i.WV2sharpening
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#!/bin/sh
#############################################################################################
#
# MODULE: i.WV2sharpening
# AUTHOR(S): Claudio Meneghini
# PURPOSE: Pan-sharpening for WorldView-2 images with IHS method using prefixed coefficients.
#
#
#
# COPYRIGHT: (C) 2013 Claudio Meneghini
# Naples, Italy
#
# This program is free software under the GNU General Public
# License (>=v2). Read the file COPYING that comes with GRASS
# for details.
#
#
#
#############################################################################################
#%Module
#% description: IHS pan-sharpening per le immagini WorldView-2.
#% keywords: imagery, Pan-sharpening, WorldView-2
#%End
#%option
#% key: ms1
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda COASTAL
#% required : yes
#%end
#%option
#% key: ms2
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda BLUE
#% required : yes
#%end
#%option
#% key: ms3
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda GREEN
#% required : yes
#%end
#%option
#% key: ms4
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda YELLOW
#% required : yes
#%end
#%option
#% key: ms5
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda RED
#% required : yes
#%end
#%option
#% key: ms6
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda REDEDGE
#% required : yes
#%end
#%option
#% key: ms7
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda NIR1
#% required : yes
#%end
#%option
#% key: pan
#% type: string
#% gisprompt: old,cell,raster
#% description: Banda PANCROMATICO
#% required : yes
#%end
#%option
#% key: outputprefix
#% type: string
#% gisprompt: new,cell,raster
#% description: Prefisso files output
#% required : yes
#%end
COEFF1=0.044
COEFF2=0.575
COEFF3=0.808
COEFF4=0.919
COEFF5=0.984
COEFF6=0.986
COEFF7=0.276
COEFFTOT=$COEFF1+$COEFF2+$COEFF3+$COEFF4+$COEFF5+$COEFF6+$COEFF7
# Controllo avvio
if test "$GISBASE" = ""; then
echo "Devi essere in GRASS GIS per eseguire questo programma." >&2
exit 1
fi
# Salvataggio linea di comando
if [ "$1" != "@ARGS_PARSED@" ] ; then
CMDLINE=`basename "$0"`
for arg in "$@" ; do
CMDLINE="$CMDLINE \"$arg\""
done
export CMDLINE
exec g.parser "$0" "$@"
fi
cleanup()
{
#remove temporary region file
unset WIND_OVERRIDE
g.remove region="i.WV2sharpening.$TMPPID" --quiet
}
# Controllo break utente:
exitprocedure()
{
g.message -e message='User break!'
cleanup
exit 1
}
# Shell verifica la pausa utente (lista segnali)
trap "exitprocedure" 2 3 15
# Controllo awk
if [ ! -x "`which awk`" ] ; then
g.message -e "awk required, please install awk or gawk first"
exit 1
fi
# Impostazioni ambiente, awk funzionante per tutte le lingue
unset LC_ALL
LC_NUMERIC=C
export LC_NUMERIC
TMPPID=$$
# Ottenere risoluzione PAN:
PANRES=`r.info "$GIS_OPT_PAN" | grep Res | tr -s ' ' ' ' | cut -d':' -f4 | cut -d' ' -f2 | tr '\n' ' ' | awk '{printf "%f\n", ($1+$2) / 2.}'`
if [ $? -ne 0 ] ; then
g.message -e "Errore durante il parsing r.info output"
exit 1
fi
# Copia le impostazioni della regione corrente
g.region save="i.WV2sharpening.$TMPPID"
# Impostiamo la risoluzione geometrica della pancromatica
# per effettuare il ricampionamento
g.message -v message="Si utilizza la risoluzione geometrica della Pancromatica: $PANRES"
WIND_OVERRIDE="i.WV2sharpening.$TMPPID"
export WIND_OVERRIDE
g.region res="$PANRES" -a
g.message -v "Esecuzione del pan-sharpening IHS in corso..."
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.red>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.red\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS5\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.green>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.green\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS3\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.blue>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.blue\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS2\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.coastal>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.coastal\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS1\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.yellow>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.yellow\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS4\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.rededge>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.rededge\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS6\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
g.message message="Calcolo <$GIS_OPT_OUTPUTPREFIX.nir1>"
r.mapcalc "\"$GIS_OPT_OUTPUTPREFIX.nir1\" = ( \"$GIS_OPT_PAN\" ) - (( ( $COEFF1 * \"$GIS_OPT_MS1\" + $COEFF2 * \"$GIS_OPT_MS2\" + $COEFF3 * \"$GIS_OPT_MS3\" + $COEFF4 * \"$GIS_OPT_MS4\" + $COEFF5 * \"$GIS_OPT_MS5\" + $COEFF6 * \"$GIS_OPT_MS6\" + $COEFF7 * \"$GIS_OPT_MS7\" ) / ( $COEFFTOT ) ) ) + ( \"$GIS_OPT_MS7\" )"
if [ $? -ne 0 ] ; then
g.message -e "Errore durante l'esecuzione r.mapcalc"
cleanup
exit 1
fi
#Creiamo la tabella dei colori per i file raster creati
g.message message="Si assegna una tabella dei colori per ciascun raster creato."
r.colors "$GIS_OPT_OUTPUTPREFIX.blue" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.green" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.red" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.coastal" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.yellow" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.rededge" col=grey
r.colors "$GIS_OPT_OUTPUTPREFIX.nir1" col=grey
g.message -v "Ritorno alle impostazioni iniziali della regione."
cleanup
g.message message="Il Pan-sharpening IHS ha generato in output i seguenti raster:"
echo "$GIS_OPT_OUTPUTPREFIX.red"
echo "$GIS_OPT_OUTPUTPREFIX.green"
echo "$GIS_OPT_OUTPUTPREFIX.blue"
echo "$GIS_OPT_OUTPUTPREFIX.coastal"
echo "$GIS_OPT_OUTPUTPREFIX.yellow"
echo "$GIS_OPT_OUTPUTPREFIX.rededge"
echo "$GIS_OPT_OUTPUTPREFIX.nir1"
g.message -v "To visualize output, run:"
g.message -v message="g.region -p rast=$GIS_OPT_OUTPUTPREFIX.red ; d.erase"
g.message -v message="d.rgb r=$GIS_OPT_OUTPUTPREFIX.red g=$GIS_OPT_OUTPUTPREFIX.green b=$GIS_OPT_OUTPUTPREFIX.blue"
g.message -v "If desired, combine channels with 'r.composite' to a single map."
# cmd history:
r.support "$GIS_OPT_OUTPUTPREFIX.red" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.green" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.blue" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.coastal" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.yellow" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.rededge" history="${CMDLINE}"
r.support "$GIS_OPT_OUTPUTPREFIX.nir1" history="${CMDLINE}"