52 lines
1.4 KiB
Bash
52 lines
1.4 KiB
Bash
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#!/bin/bash
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#
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# Transpose a book for alto recorder with C fingering.
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if [ $# != 1 ]; then
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echo "Usage: makeAltoRecorderCFingering.sh <book dir name>"
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exit 1
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fi
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# Transpose up (return 0) if bottom note was < F (< C for recorder).
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transposeup()
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{
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(($3 < 103))
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}
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dir=`pwd`
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booke=$dir/$1
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outdir=$dir/$1-AltoRecorderCFingering
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mkdir -p $outdir
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# Copy book component items.
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cp $booke/*.txt $outdir
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echo "Alto Recorder (C Fingering)" > $outdir/instrument.txt
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find $booke -name "*.abc" | sort |
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while read filename
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do
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name=`basename $filename .abc`
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range=`./abcrange.py $filename`
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# Transpose concert pitch down a fifth.
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# If there are any notes below 'F' (recorder 'C'), transpose
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# up a seventh instead.
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transpose=-5
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if transposeup $range; then
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transpose=7
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fi
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# There's no point in having transposed chords. Remove from the
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# abc before transposing. Some badly formed chord items can give
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# erroneous output from abc2abc (like, strings of binary gibberish).
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sed -e "s/\"[^\"]*\"//g" $filename > $outdir/$name.abc.tmp
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# Transpose. By default abc2abc will report errors in the output,
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# but this messes up output formatting so stop it.
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abc2abc $outdir/$name.abc.tmp -e -t $transpose > $outdir/$name.abc
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rm $outdir/$name.abc.tmp
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done
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