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annotate makeHornInF.sh @ 749:06fec6764661

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Revise transposition scripts to make Compact.
author Jim Hague <jim.hague@acm.org>
date Fri, 13 Oct 2017 15:56:23 +0100
parents ce5c7214f9aa
children 1a838d8dca2a
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1 #!/bin/bash
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2 #
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3 # Transpose a book for Horn in F.
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4
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5 if [ $# != 1 ]; then
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6 echo "Usage: makeFHorn.sh <book dir name>"
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7 exit 1
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8 fi
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9
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10 # Transpose down (return 0) if top note was > e (> a for horn).
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11 transposedown()
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12 {
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13 (($2 > 109))
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14 }
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15
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16 dir=`pwd`
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17
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18 booke=$dir/$1
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19 outdir=$dir/$1-HornInF
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20
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21 mkdir -p $outdir/Compact
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22
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23 # Copy book component items.
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24 cp $booke/*.txt $outdir
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25
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26 echo "Horn in F" > $outdir/instrument.txt
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27
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28 find $booke -name "*.abc" | sort |
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29 while read filename
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30 do
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31 name=`basename $filename .abc`
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32
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33 dir=`dirname $filename`
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34 basedir=`basename $dir`
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35 compact=""
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36 if [ "$basedir" = "Compact" ]; then
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37 compact="Compact/"
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38 fi
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39
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40 range=`./abcrange.py $filename`
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41
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42 # Transpose concert pitch up a fifth.
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43 # If there are any notes above 'd' (Horn 'g'), transpose
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44 # down a seventh instead.
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45 transpose=5
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46 if transposedown $range; then
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47 transpose=-7
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48 fi
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49
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50 # There's no point in having transposed chords. Remove from the
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51 # abc before transposing. Some badly formed chord items can give
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52 # erroneous output from abc2abc (like, strings of binary gibberish).
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53 sed -e "s/\"[^\"]*\"//g" $filename > $outdir/$name.abc.tmp
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54
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55 # Transpose. By default abc2abc will report errors in the output,
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56 # but this messes up output formatting so stop it. Also force all
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57 # output to be in treble clef; some lower tunes with the odd high
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58 # note will otherwise appear in bass clef, which is not what this
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59 # crap horn player wants.
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60 abc2abc $outdir/$name.abc.tmp -e -t $transpose | \
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61 sed -e "/^ *K:/s/$/ clef=treble/" > $outdir/$compact$name.abc
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62 rm $outdir/$name.abc.tmp
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63 done