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egs2/mini_an4/st1/local/data.sh

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+#!/usr/bin/env bash
+# Set bash to 'debug' mode, it will exit on :
+# -e 'error', -u 'undefined variable', -o ... 'error in pipeline', -x 'print commands',
+set -e
+set -u
+set -o pipefail
+
+log() {
+    local fname=${BASH_SOURCE[1]##*/}
+    echo -e "$(date '+%Y-%m-%dT%H:%M:%S') (${fname}:${BASH_LINENO[0]}:${FUNCNAME[1]}) $*"
+}
+SECONDS=0
+
+stage=1
+stop_stage=100
+
+an4_root=./downloads/an4
+
+log "$0 $*"
+. utils/parse_options.sh
+
+if [ $# -ne 0 ]; then
+    log "Error: No positional arguments are required."
+    exit 2
+fi
+
+. ./path.sh
+. ./cmd.sh
+
+train_set="train_nodev"
+train_dev="train_dev"
+
+
+if [ ${stage} -le 1 ] && [ ${stop_stage} -ge 1 ]; then
+    log "stage 1: Untar downloads.tar.gz"
+    if [ ! -e downloads/ ]; then
+        tar -xvf downloads.tar.gz
+    fi
+fi
+
+
+if [ ${stage} -le 2 ] && [ ${stop_stage} -ge 2 ]; then
+    log "stage 2: Data preparation"
+    mkdir -p data/{train,test}
+
+    if [ ! -f ${an4_root}/README ]; then
+        echo Cannot find an4 root! Exiting...
+        exit 1
+    fi
+
+    python3 local/data_prep.py ${an4_root} sph2pipe
+
+    for x in test train; do
+        for f in text wav.scp utt2spk; do
+            sort data/${x}/${f} -o data/${x}/${f}
+        done
+        utils/utt2spk_to_spk2utt.pl data/${x}/utt2spk > data/${x}/spk2utt
+    done
+
+    # make a dev set
+    utils/subset_data_dir.sh --first data/train 1 data/${train_dev}
+    n=$(($(wc -l < data/train/text) - 1))
+    utils/subset_data_dir.sh --last data/train ${n} data/${train_set}
+
+    # Create "test_seg" in order to test the use case of segments
+    rm -rf data/test_seg
+    utils/copy_data_dir.sh data/test data/test_seg
+    <data/test/wav.scp awk '{ for(i=2;i<=NF;i++){a=a " " $i}; print($1 "_org", a) }' > data/test_seg/wav.scp
+    cat << EOF > data/test_seg/segments
+fcaw-cen8-b fcaw-cen8-b_org 0.0 2.9
+mmxg-cen8-b mmxg-cen8-b_org 0.0 2.3
+EOF
+
+    # for enh task
+    for x in test ${train_set} ${train_dev}; do
+        cp data/${x}/wav.scp data/${x}/spk1.scp
+    done
+fi
+
+for x in test test_seg ${train_set} ${train_dev}; do
+	cp data/${x}/text data/${x}/text.lc.rm.en
+	cp data/${x}/text data/${x}/text.tc.en
+done
+
+log "Successfully finished. [elapsed=${SECONDS}s]"

egs2/mini_an4/st1/local/data_prep.py

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+../../../../egs/an4/asr1/local/data_prep.py

egs2/mini_an4/st1/local/download_and_untar.sh

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+../../../../egs/an4/asr1/local/download_and_untar.sh