dottes/makeHornInF.sh

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2013-02-20 13:03:40 +00:00
#!/bin/bash
#
# Transpose a book for Horn in F.
if [ $# != 1 ]; then
echo "Usage: makeFHorn.sh <book dir name>"
exit 1
fi
dir=`pwd`
booke=$dir/$1
outdir=$dir/$1-HornInF
mkdir -p $outdir
# Copy book component items.
cp $booke/*.txt $outdir
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find $booke -name "*.abc" | sort |
while read filename
do
name=`basename $filename .abc`
tmpfile=$outdir/$name.abc.tmp
# Strip out guitar chords first. This has the advantage of removing
# text with arbitary lower case characters too.
sed -e "s/\"[^\"]*\"//g" $filename > $tmpfile
# Transpose concert pitch up a fifth.
# If there are any notes at or above C above middle C, transpose
# down a seventh instead.
transpose=5
if grep -v "^[A-Z]:" $tmpfile | sed -e 's/"[^"]*"//g' | grep -q "[a-g]"; then
transpose=-7
fi
# Transpose. By default abc2abc will report errors in the output,
# but this messes up output formatting so stop it. Also force all
# output to be in treble clef; some lower tunes with the odd high
# note will otherwise appear in bass clef, which is not what this
# crap horn player wants.
abc2abc $tmpfile -e -t $transpose | \
sed -e "/^ *K:/s/$/ clef=treble/" > $outdir/$name.abc
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rm $tmpfile
done