preprocessor_config.json

{
  "feature_extractor_type": "GraniteSpeechFeatureExtractor",
  "melspec_kwargs": {
    "hop_length": 160,
    "n_fft": 512,
    "n_mels": 80,
    "sample_rate": 16000,
    "win_length": 400
  },
  "projector_downsample_rate": 5,
  "projector_window_size": 15,
  "sampling_rate": 16000,
  "processor_class": "GraniteSpeechProcessor"
}