#!/usr/bin/env bash
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dev_num_utt=1000
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echo "$0 $@"
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. utils/parse_options.sh || exit 1;
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train_data=$1
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out_dir=$2
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[ ! -f ${train_data}/wav.scp ] && echo "$0: no such file ${train_data}/wav.scp" && exit 1;
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[ ! -f ${train_data}/text ] && echo "$0: no such file ${train_data}/text" && exit 1;
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mkdir -p ${out_dir}/train && mkdir -p ${out_dir}/dev
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cp ${train_data}/wav.scp ${out_dir}/train/wav.scp.bak
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cp ${train_data}/text ${out_dir}/train/text.bak
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num_utt=$(wc -l <${out_dir}/train/wav.scp.bak)
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utils/shuffle_list.pl --srand 1 ${out_dir}/train/wav.scp.bak > ${out_dir}/train/wav.scp.shuf
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head -n ${dev_num_utt} ${out_dir}/train/wav.scp.shuf > ${out_dir}/dev/wav.scp
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tail -n $((${num_utt}-${dev_num_utt})) ${out_dir}/train/wav.scp.shuf > ${out_dir}/train/wav.scp
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utils/shuffle_list.pl --srand 1 ${out_dir}/train/text.bak > ${out_dir}/train/text.shuf
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head -n ${dev_num_utt} ${out_dir}/train/text.shuf > ${out_dir}/dev/text
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tail -n $((${num_utt}-${dev_num_utt})) ${out_dir}/train/text.shuf > ${out_dir}/train/text
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rm ${out_dir}/train/wav.scp.bak ${out_dir}/train/text.bak
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rm ${out_dir}/train/wav.scp.shuf ${out_dir}/train/text.shuf
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