Upload feature extractor

preprocessor_config.json

@@ -2,12 +2,20 @@
   "feature_extractor_type": "Xcodec2FeatureExtractor",
   "feature_size": 80,
   "hop_length": 320,
+  "mel_floor": 1.192092955078125e-07,
   "n_channels": 1,
+  "n_fft": 512,
   "num_mel_bins": 80,
   "padding_side": "right",
   "padding_value": 1,
   "pre_padding_value": 0.0,
+  "preemphasis": 0.97,
   "return_attention_mask": true,
   "sampling_rate": 16000,
-  "stride": 2
+  "spec_center": false,
+  "spec_hop_length": 160,
+  "spec_power": 2.0,
+  "spec_remove_dc_offset": true,
+  "stride": 2,
+  "window_length": 400
 }