#!/bin/bash
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# Copyright 2017 Xingyu Na
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# Apache 2.0
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#. ./path.sh || exit 1;
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if [ $# != 3 ]; then
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echo "Usage: $0 <audio-path> <text-path> <output-path>"
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echo " $0 /export/a05/xna/data/data_aishell/wav /export/a05/xna/data/data_aishell/transcript data"
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exit 1;
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fi
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aishell_audio_dir=$1
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aishell_text=$2/aishell_transcript_v0.8.txt
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output_dir=$3
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train_dir=$output_dir/data/local/train
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dev_dir=$output_dir/data/local/dev
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test_dir=$output_dir/data/local/test
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tmp_dir=$output_dir/data/local/tmp
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mkdir -p $train_dir
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mkdir -p $dev_dir
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mkdir -p $test_dir
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mkdir -p $tmp_dir
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# data directory check
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if [ ! -d $aishell_audio_dir ] || [ ! -f $aishell_text ]; then
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echo "Error: $0 requires two directory arguments"
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exit 1;
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fi
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# find wav audio file for train, dev and test resp.
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find $aishell_audio_dir -iname "*.wav" > $tmp_dir/wav.flist
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n=`cat $tmp_dir/wav.flist | wc -l`
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[ $n -ne 141925 ] && \
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echo Warning: expected 141925 data data files, found $n
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grep -i "wav/train" $tmp_dir/wav.flist > $train_dir/wav.flist || exit 1;
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grep -i "wav/dev" $tmp_dir/wav.flist > $dev_dir/wav.flist || exit 1;
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grep -i "wav/test" $tmp_dir/wav.flist > $test_dir/wav.flist || exit 1;
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rm -r $tmp_dir
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# Transcriptions preparation
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for dir in $train_dir $dev_dir $test_dir; do
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echo Preparing $dir transcriptions
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sed -e 's/\.wav//' $dir/wav.flist | awk -F '/' '{print $NF}' > $dir/utt.list
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paste -d' ' $dir/utt.list $dir/wav.flist > $dir/wav.scp_all
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utils/filter_scp.pl -f 1 $dir/utt.list $aishell_text > $dir/transcripts.txt
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awk '{print $1}' $dir/transcripts.txt > $dir/utt.list
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utils/filter_scp.pl -f 1 $dir/utt.list $dir/wav.scp_all | sort -u > $dir/wav.scp
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sort -u $dir/transcripts.txt > $dir/text
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done
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mkdir -p $output_dir/data/train $output_dir/data/dev $output_dir/data/test
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for f in wav.scp text; do
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cp $train_dir/$f $output_dir/data/train/$f || exit 1;
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cp $dev_dir/$f $output_dir/data/dev/$f || exit 1;
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cp $test_dir/$f $output_dir/data/test/$f || exit 1;
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done
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echo "$0: AISHELL data preparation succeeded"
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exit 0;
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