mirror of
https://github.com/k2-fsa/icefall.git
synced 2025-08-08 09:32:20 +00:00
90 lines
2.3 KiB
Bash
Executable File
90 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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log() {
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# This function is from espnet
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local fname=${BASH_SOURCE[1]##*/}
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echo -e "$(date '+%Y-%m-%d %H:%M:%S') (${fname}:${BASH_LINENO[0]}:${FUNCNAME[1]}) $*"
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}
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cd egs/librispeech/ASR
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repo_url=https://github.com/csukuangfj/icefall-asr-conformer-ctc-bpe-500
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git lfs install
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log "Downloading pre-trained model from $repo_url"
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git clone $repo_url
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repo=$(basename $repo_url)
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log "Display test files"
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tree $repo/
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ls -lh $repo/test_wavs/*.flac
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log "CTC decoding"
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./conformer_ctc/pretrained.py \
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--method ctc-decoding \
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--num-classes 500 \
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--checkpoint $repo/exp/pretrained.pt \
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--tokens $repo/data/lang_bpe_500/tokens.txt \
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$repo/test_wavs/1089-134686-0001.flac \
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$repo/test_wavs/1221-135766-0001.flac \
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$repo/test_wavs/1221-135766-0002.flac
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log "HLG decoding"
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./conformer_ctc/pretrained.py \
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--method 1best \
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--num-classes 500 \
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--checkpoint $repo/exp/pretrained.pt \
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--tokens $repo/data/lang_bpe_500/tokens.txt \
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--words-file $repo/data/lang_bpe_500/words.txt \
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--HLG $repo/data/lang_bpe_500/HLG.pt \
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$repo/test_wavs/1089-134686-0001.flac \
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$repo/test_wavs/1221-135766-0001.flac \
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$repo/test_wavs/1221-135766-0002.flac
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log "CTC decoding on CPU with kaldi decoders using OpenFst"
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log "Exporting model with torchscript"
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pushd $repo/exp
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ln -s pretrained.pt epoch-99.pt
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popd
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./conformer_ctc/export.py \
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--epoch 99 \
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--avg 1 \
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--exp-dir $repo/exp \
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--tokens $repo/data/lang_bpe_500/tokens.txt \
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--jit 1
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ls -lh $repo/exp
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log "Generating H.fst, HL.fst"
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./local/prepare_lang_fst.py --lang-dir $repo/data/lang_bpe_500
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ls -lh $repo/data/lang_bpe_500
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log "Decoding with H on CPU with OpenFst"
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./conformer_ctc/jit_pretrained_decode_with_H.py \
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--nn-model $repo/exp/cpu_jit.pt \
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--H $repo/data/lang_bpe_500/H.fst \
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--tokens $repo/data/lang_bpe_500/tokens.txt \
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$repo/test_wavs/1089-134686-0001.flac \
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$repo/test_wavs/1221-135766-0001.flac \
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$repo/test_wavs/1221-135766-0002.flac
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log "Decoding with HL on CPU with OpenFst"
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./conformer_ctc/jit_pretrained_decode_with_HL.py \
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--nn-model $repo/exp/cpu_jit.pt \
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--HL $repo/data/lang_bpe_500/HL.fst \
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--words $repo/data/lang_bpe_500/words.txt \
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$repo/test_wavs/1089-134686-0001.flac \
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$repo/test_wavs/1221-135766-0001.flac \
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$repo/test_wavs/1221-135766-0002.flac
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