pretrain_work_dir/data/audio_config.yaml

audio_config: {fmax: 8000.0, fmin: 0.0, hop_length: 200, max_norm: 1.0, min_level_db: -100.0,
  n_fft: 2048, n_mels: 80, norm_type: mean_std, num_workers: 16, phone_level_feature: true,
  preemphasize: false, ref_level_db: 20, sampling_rate: 16000, se_feature: true, symmetric: false,
  trim_silence: true, trim_silence_threshold_db: 60, wav_normalize: true, win_length: 1000}
create_time: '2023-07-08 01:05:58'
git_revision_hash: ''