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change_m4a_to_flac.sh
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change_m4a_to_flac.sh
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#!/bin/bash
usage (){
echo "Usage: bash change_corpus_sr.sh corpus_location new_corpus_location sample_rate"
}
if [ -z "$1" ]
then
echo "No corpus location was given."
usage
exit
fi
if [ -z "$2" ]
then
echo "No new corpus location was given."
usage
exit
fi
DIRS=$1/*
for d in $DIRS
do
if [ -d "$d" ]
then
echo "Processing 1st level $d ..."
DIRS2=$d/*
for d2 in $DIRS2
do
if [ -d "$d2" ]
then
echo "Processing 2nd level $d2 ..."
DIRS3=$d2/*
for d3 in $DIRS3
do
if [ -d "$d3" ]
then
echo "Processing 3rd level $d3 ..."
NEWDIRBASE="$2/$(basename $d)/$(basename $d2)/$(basename $d3)"
mkdir -p $NEWDIRBASE
FILES=$d3/*.m4a
#echo $FILES
for f in $FILES
do
echo "Processing file $f ..."
new_f=${f/%m4a/flac}
avconv -i "$f" "$new_f"
NEWF="$NEWDIRBASE/$(basename $new_f)"
echo " moving to $NEWF ..."
mv "$new_f" $NEWF
done
fi
done
fi
done
fi
done
echo "done."