icefall/egs/xbmu_amdo31/ASR/prepare.sh
2023-10-25 00:03:33 +08:00

358 lines
10 KiB
Bash
Executable File

#!/usr/bin/env bash
set -eou pipefail
nj=15
stage=-1
stop_stage=100
# We assume dl_dir (download dir) contains the following
# directories and files. If not, they will be downloaded
# by this script automatically.
#
# - $dl_dir/xbmu_amdo31
# You can find data, resource, etc, inside it.
# You can download them from https://huggingface.co/datasets/syzym/xbmu_amdo31
#
# - $dl_dir/lm
# This directory contains the following files downloaded from
# git lfs install
# https://huggingface.co/syzym/xbmu_amdo31_lm
#
# - tibetan.3-gram.arpa
# - tibetan.4-gram.arpa
#
# - $dl_dir/musan
# This directory contains the following directories downloaded from
# http://www.openslr.org/17/
#
# - music
# - noise
# - speech
dl_dir=$PWD/download
. shared/parse_options.sh || exit 1
# vocab size for sentence piece models.
# It will generate data/lang_bpe_xxx,
# data/lang_bpe_yyy if the array contains xxx, yyy
vocab_sizes=(
1000
500
)
# All files generated by this script are saved in "data".
# You can safely remove "data" and rerun this script to regenerate it.
mkdir -p data
log() {
# This function is from espnet
local fname=${BASH_SOURCE[1]##*/}
echo -e "$(date '+%Y-%m-%d %H:%M:%S') (${fname}:${BASH_LINENO[0]}:${FUNCNAME[1]}) $*"
}
log "dl_dir: $dl_dir"
if [ $stage -le -1 ] && [ $stop_stage -ge -1 ]; then
log "stage -1: Download LM"
# We assume that you have installed the git-lfs, if not, you could install it
# using: `sudo apt-get install git-lfs && git-lfs install`
git lfs 1>/dev/null 2>&1 || (echo "please install git-lfs, consider using: sudo apt-get install git-lfs && git-lfs install" && exit 1)
if [ ! -f $dl_dir/lm/3-gram.unpruned.arpa ]; then
git clone https://huggingface.co/syzym/xbmu_amdo31_lm $dl_dir/lm
pushd $dl_dir/lm
git lfs pull --include "tibetan.3-gram.arpa"
git lfs pull --include "tibetan.4-gram.arpa"
popd
fi
fi
if [ $stage -le 0 ] && [ $stop_stage -ge 0 ]; then
log "Stage 0: Download data"
# If you have pre-downloaded it to /path/to/xbmu_amdo31,
# you can create a symlink
#
# ln -sfv /path/to/xbmu_amdo31 $dl_dir/xbmu_amdo31
#
if [ ! -f $dl_dir/xbmu_amdo31 ]; then
git lfs 1>/dev/null 2>&1 || (echo "please install git-lfs, consider using: sudo apt-get install git-lfs && git-lfs install" && exit 1)
lhotse download xbmu-amdo31 $dl_dir
fi
# If you have pre-downloaded it to /path/to/musan,
# you can create a symlink
#
# ln -sfv /path/to/musan $dl_dir/
#
if [ ! -d $dl_dir/musan ]; then
lhotse download musan $dl_dir
fi
fi
if [ $stage -le 1 ] && [ $stop_stage -ge 1 ]; then
log "Stage 1: Prepare xbmu_amdo31 manifest"
# We assume that you have downloaded the xbmu_amdo31 corpus
# to $dl_dir/xbmu_amdo31
if [ ! -f data/manifests/.xbmu_amdo31_manifests.done ]; then
mkdir -p data/manifests
lhotse prepare xbmu-amdo31 $dl_dir/xbmu_amdo31 data/manifests
touch data/manifests/.xbmu_amdo31_manifests.done
fi
fi
if [ $stage -le 2 ] && [ $stop_stage -ge 2 ]; then
log "Stage 2: Prepare musan manifest"
# We assume that you have downloaded the musan corpus
# to data/musan
if [ ! -f data/manifests/.musan_manifests.done ]; then
log "It may take 6 minutes"
mkdir -p data/manifests
lhotse prepare musan $dl_dir/musan data/manifests
touch data/manifests/.musan_manifests.done
fi
fi
if [ $stage -le 3 ] && [ $stop_stage -ge 3 ]; then
log "Stage 3: Compute fbank for xbmu_amdo31"
if [ ! -f data/fbank/.xbmu_amdo31.done ]; then
mkdir -p data/fbank
./local/compute_fbank_xbmu_amdo31.py
touch data/fbank/.xbmu_amdo31.done
fi
fi
if [ $stage -le 4 ] && [ $stop_stage -ge 4 ]; then
log "Stage 4: Compute fbank for musan"
if [ ! -f data/fbank/.msuan.done ]; then
mkdir -p data/fbank
./local/compute_fbank_musan.py
touch data/fbank/.msuan.done
fi
fi
if [ $stage -le 5 ] && [ $stop_stage -ge 5 ]; then
log "Stage 5: Prepare phone based lang"
lang_dir=data/lang_phone
mkdir -p $lang_dir
(echo '!SIL SIL'; echo '<SPOKEN_NOISE> SPN'; echo '<UNK> SPN'; ) |
cat - $dl_dir/xbmu_amdo31/resource/lexicon.txt |
sort | uniq > $lang_dir/lexicon.txt
./local/generate_unique_lexicon.py --lang-dir $lang_dir
if [ ! -f $lang_dir/L_disambig.pt ]; then
./local/prepare_lang.py --lang-dir $lang_dir
fi
fi
if [ $stage -le 6 ] && [ $stop_stage -ge 6 ]; then
log "Stage 6: Prepare BPE based lang"
for vocab_size in ${vocab_sizes[@]}; do
lang_dir=data/lang_bpe_${vocab_size}
mkdir -p $lang_dir
# We reuse words.txt from phone based lexicon
# so that the two can share G.pt later.
cp data/lang_phone/words.txt $lang_dir
if [ ! -f $lang_dir/transcript_words.txt ]; then
log "Generate data to train phone based bigram P"
xbmu_amdo31_text=$dl_dir/xbmu_amdo31/data/transcript/transcript_clean.txt
xbmu_amdo31_train_uid=$dl_dir/xbmu_amdo31/data/transcript/xbmu_amdo31_train_uid
find $dl_dir/xbmu_amdo31/data/wav/train -name "*.wav" | sed 's/\.wav//g' | awk -F '-' '{print $NF}' > $xbmu_amdo31_train_uid
awk 'NR==FNR{uid[$1]=$1} NR!=FNR{if($1 in uid) print $0}' $xbmu_amdo31_train_uid $xbmu_amdo31_text |
cut -d " " -f 2- > $lang_dir/transcript_words.txt
fi
if [ ! -f $lang_dir/bpe.model ]; then
./local/train_bpe_model.py \
--lang-dir $lang_dir \
--vocab-size $vocab_size \
--transcript $lang_dir/transcript_words.txt
fi
if [ ! -f $lang_dir/L_disambig.pt ]; then
./local/prepare_lang_bpe.py --lang-dir $lang_dir
log "Validating $lang_dir/lexicon.txt"
./local/validate_bpe_lexicon.py \
--lexicon $lang_dir/lexicon.txt \
--bpe-model $lang_dir/bpe.model
fi
done
fi
if [ $stage -le 7 ] && [ $stop_stage -ge 7 ]; then
log "Stage 7: Prepare bigram P"
for vocab_size in ${vocab_sizes[@]}; do
lang_dir=data/lang_bpe_${vocab_size}
if [ ! -f $lang_dir/transcript_tokens.txt ]; then
./local/convert_transcript_words_to_tokens.py \
--lexicon $lang_dir/lexicon.txt \
--transcript $lang_dir/transcript_words.txt \
--oov "<UNK>" \
> $lang_dir/transcript_tokens.txt
fi
if [ ! -f $lang_dir/P.arpa ]; then
./shared/make_kn_lm.py \
-ngram-order 2 \
-text $lang_dir/transcript_tokens.txt \
-lm $lang_dir/P.arpa
fi
if [ ! -f $lang_dir/P.fst.txt ]; then
python3 -m kaldilm \
--read-symbol-table="$lang_dir/tokens.txt" \
--disambig-symbol='#0' \
--max-order=2 \
$lang_dir/P.arpa > $lang_dir/P.fst.txt
fi
done
fi
if [ $stage -le 8 ] && [ $stop_stage -ge 8 ]; then
log "Stage 8: Prepare G"
# We assume you have installed kaldilm, if not, please install
# it using: pip install kaldilm
mkdir -p data/lm
if [ ! -f data/lm/G_3_gram.fst.txt ]; then
# It is used in building HLG
python3 -m kaldilm \
--read-symbol-table="data/lang_phone/words.txt" \
--disambig-symbol='#0' \
--max-order=3 \
$dl_dir/lm/tibetan.3-gram.arpa > data/lm/G_3_gram.fst.txt
fi
if [ ! -f data/lm/G_4_gram.fst.txt ]; then
# It is used for LM rescoring
python3 -m kaldilm \
--read-symbol-table="data/lang_phone/words.txt" \
--disambig-symbol='#0' \
--max-order=4 \
$dl_dir/lm/tibetan.4-gram.arpa > data/lm/G_4_gram.fst.txt
fi
fi
if [ $stage -le 9 ] && [ $stop_stage -ge 9 ]; then
log "Stage 9: Compile HLG"
./local/compile_hlg.py --lang-dir data/lang_phone
for vocab_size in ${vocab_sizes[@]}; do
lang_dir=data/lang_bpe_${vocab_size}
./local/compile_hlg.py --lang-dir $lang_dir
done
fi
# Compile LG for RNN-T fast_beam_search decoding
if [ $stage -le 10 ] && [ $stop_stage -ge 10 ]; then
log "Stage 10: Compile LG"
./local/compile_lg.py --lang-dir data/lang_phone
for vocab_size in ${vocab_sizes[@]}; do
lang_dir=data/lang_bpe_${vocab_size}
./local/compile_lg.py --lang-dir $lang_dir
done
fi
if [ $stage -le 11 ] && [ $stop_stage -ge 11 ]; then
log "Stage 11: Generate LM training data"
for vocab_size in ${vocab_sizes[@]}; do
log "Processing vocab_size == ${vocab_size}"
lang_dir=data/lang_bpe_${vocab_size}
out_dir=data/lm_training_bpe_${vocab_size}
mkdir -p $out_dir
./local/prepare_lm_training_data.py \
--bpe-model $lang_dir/bpe.model \
--lm-data $dl_dir/lm/lm_train.txt \
--lm-archive $out_dir/lm_data.pt
done
fi
if [ $stage -le 12 ] && [ $stop_stage -ge 12 ]; then
log "Stage 12: Generate LM validation data"
for vocab_size in ${vocab_sizes[@]}; do
log "Processing vocab_size == ${vocab_size}"
out_dir=data/lm_training_bpe_${vocab_size}
mkdir -p $out_dir
if [ ! -f $out_dir/valid.txt ]; then
files=$dl_dir/xbmu_amdo31/data/transcript/dev_text
for f in ${files[@]}; do
cat $f | cut -d " " -f 2-
done > $out_dir/valid.txt
fi
lang_dir=data/lang_bpe_${vocab_size}
./local/prepare_lm_training_data.py \
--bpe-model $lang_dir/bpe.model \
--lm-data $out_dir/valid.txt \
--lm-archive $out_dir/lm_data-valid.pt
done
fi
if [ $stage -le 13 ] && [ $stop_stage -ge 13 ]; then
log "Stage 13: Generate LM test data"
for vocab_size in ${vocab_sizes[@]}; do
log "Processing vocab_size == ${vocab_size}"
out_dir=data/lm_training_bpe_${vocab_size}
mkdir -p $out_dir
if [ ! -f $out_dir/test.txt ]; then
files=$dl_dir/xbmu_amdo31/data/transcript/test_text
cat $f | cut -d " " -f 2- > $out_dir/test.txt
fi
lang_dir=data/lang_bpe_${vocab_size}
./local/prepare_lm_training_data.py \
--bpe-model $lang_dir/bpe.model \
--lm-data $out_dir/test.txt \
--lm-archive $out_dir/lm_data-test.pt
done
fi
if [ $stage -le 14 ] && [ $stop_stage -ge 14 ]; then
log "Stage 14: Sort LM training data"
# Sort LM training data by sentence length in descending order
# for ease of training.
#
# Sentence length equals to the number of BPE tokens
# in a sentence.
for vocab_size in ${vocab_sizes[@]}; do
out_dir=data/lm_training_bpe_${vocab_size}
mkdir -p $out_dir
./local/sort_lm_training_data.py \
--in-lm-data $out_dir/lm_data.pt \
--out-lm-data $out_dir/sorted_lm_data.pt \
--out-statistics $out_dir/statistics.txt
./local/sort_lm_training_data.py \
--in-lm-data $out_dir/lm_data-valid.pt \
--out-lm-data $out_dir/sorted_lm_data-valid.pt \
--out-statistics $out_dir/statistics-valid.txt
./local/sort_lm_training_data.py \
--in-lm-data $out_dir/lm_data-test.pt \
--out-lm-data $out_dir/sorted_lm_data-test.pt \
--out-statistics $out_dir/statistics-test.txt
done
fi