| | |
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| | | |
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| | | . ./path.sh || exit 1; |
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| | | # Begin configuration section. |
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| | | fbankdir= |
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| | | nj=32 |
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| | | cmd=./utils/run.pl |
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| | | feats_dim=80 |
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| | | config_file= |
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| | | scale=1.0 |
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| | | |
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| | | echo "$0 $@" |
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| | | |
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| | | . utils/parse_options.sh || exit 1; |
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| | | |
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| | | fbankdir=$1 |
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| | | # shellcheck disable=SC2046 |
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| | | head -n $(awk -v lines="$(wc -l < ${fbankdir}/wav.scp)" -v scale="$scale" 'BEGIN { printf "%.0f\n", lines*scale }') ${fbankdir}/wav.scp > ${fbankdir}/wav.scp.scale |
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| | | |
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| | | split_dir=${fbankdir}/cmvn/split_${nj}; |
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| | | mkdir -p $split_dir |
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| | |
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| | | for n in $(seq $nj); do |
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| | | split_scps="$split_scps $split_dir/wav.$n.scp" |
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| | | done |
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| | | utils/split_scp.pl ${fbankdir}/wav.scp $split_scps || exit 1; |
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| | | utils/split_scp.pl ${fbankdir}/wav.scp.scale $split_scps || exit 1; |
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| | | |
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| | | output_dir=${fbankdir}/cmvn |
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| | | logdir=${fbankdir}/cmvn/log |
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| | | $cmd JOB=1:$nj $logdir/cmvn.JOB.log \ |
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| | | python utils/compute_cmvn.py -dim ${feats_dim} -wav_path $split_dir -idx JOB |
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| | | python utils/compute_cmvn.py \ |
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| | | --dim ${feats_dim} \ |
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| | | --wav_path $split_dir \ |
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| | | --config_file $config_file \ |
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| | | --idx JOB \ |
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| | | |
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| | | #python utils/combine_cmvn_file.py -d ${feats_dim} -c ${output_dir} -n $nj -o $fbankdir |
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| | | # |
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| | | #echo "$0: Succeeded compute global cmvn" |
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| | | python utils/combine_cmvn_file.py --dim ${feats_dim} --cmvn_dir $split_dir --nj $nj --output_dir ${fbankdir}/cmvn |
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| | | |
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| | | python utils/cmvn_converter.py --cmvn_json ${fbankdir}/cmvn/cmvn.json --am_mvn ${fbankdir}/cmvn/am.mvn |
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| | | |
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| | | echo "$0: Succeeded compute global cmvn" |
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