gale_data_prep_audio.sh
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#!/bin/bash
# Copyright 2014 QCRI (author: Ahmed Ali)
# Copyright 2016 Johns Hopkins Univeersity (author: Jan "Yenda" Trmal)
# Apache 2.0
echo $0 "$@"
galeData=$(utils/make_absolute.sh "${@: -1}" );
wavedir=$galeData/wav
mkdir -p $wavedir
length=$(($#-1))
args=${@:1:$length}
# check that sox is installed
which sox &>/dev/null
if [[ $? != 0 ]]; then
echo "$0: sox is not installed"
exit 1
fi
set -e -o pipefail
for var in $args; do
CD=$(basename $var)
[ -d $wavedir/$CD ] && rm -rf $wavedir/$CD
mkdir -p $wavedir/$CD
find $var -type f -name *.wav | while read file; do
f=$(basename $file)
if [[ ! -L "$wavedir/$CD/$f" ]]; then
ln -sf $file $wavedir/$CD/$f
fi
done
#make an flac symmlink as well
find $var -type f -name *.flac | while read file; do
f=$(basename $file)
if [[ ! -L "$wavedir/$CD/$f" ]]; then
ln -sf $file $wavedir/$CD/$f
fi
done
done
#figure out the proper sox command line
#the flac will be converted on the fly
(
for w in `find $wavedir -name *.wav` ; do
base=`basename $w .wav`
fullpath=`utils/make_absolute.sh $w`
echo "$base sox $fullpath -r 16000 -t wav - |"
done
for w in `find $wavedir -name *.flac` ; do
base=`basename $w .flac`
fullpath=`utils/make_absolute.sh $w`
echo "$base sox $fullpath -r 16000 -t wav - |"
done
) | sort -u > $galeData/wav.scp
#clean
rm -fr $galeData/id$$ $galeData/wav$$
echo "$0: data prep audio succeded"
exit 0