unilm/edgelm/examples/textless_nlp/gslm/tools/README.md

# GSLM Tools

## Resynthesis
You can use the command line tool below to input an audio file and get the resynthesized audio. This tool implements the unsupervised method for resynthesis described in the paper. The way to invoke the command line tool is shown below.
```
FAIRSEQ_ROOT=<path_to_your_fairseq_repo_root>
TYPE=<one_of_logmel/cpc/hubert/w2v2>
ACOUSTIC_MODEL_PATH=<path_of_pretrained_acoustic_model>
LAYER=<layer_of_acoustic_model_to_extract_features_from>
KM_MODEL_PATH=<output_path_of_the_kmeans_model>
TTS_MODEL_PATH=<unit2speech_model_file_path>
# A text file containing the codes, one per line
CODE_DICT_PATH=<unit2speech_code_dict_path>
WAVEGLOW_PATH=<path_where_you_have_downloaded_waveglow_checkpoint>

PYTHONPATH=${FAIRSEQ_ROOT}:${FAIRSEQ_ROOT}/examples/textless_nlp/gslm/unit2speech python ${FAIRSEQ_ROOT}/examples/textless_nlp/gslm/tools/resynthesize_speech.py \
    --feature_type $TYPE \
    --acoustic_model_path $ACOUSTIC_MODEL_PATH \
    --layer $LAYER \
    --kmeans_model_path $KM_MODEL_PATH \
    --tts_model_path $TTS_MODEL_PATH \
    --code_dict_path $CODE_DICT_PATH \
    --waveglow_path $WAVEGLOW_PATH \
    --max_decoder_steps 2000
```