Merge pull request keithito#106 from rafaelvalle/melspectrogram_offset

adding offset to melspectorgram
roebel · Jan 19, 2018 · 8edcd55 · 8edcd55
2 parents 43762dc + 37f04cb
commit 8edcd55
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/util/audio.py b/util/audio.py
@@ -48,7 +48,7 @@ def inv_spectrogram_tensorflow(spectrogram):
 
 def melspectrogram(y):
   D = _stft(preemphasis(y))
-  S = _amp_to_db(_linear_to_mel(np.abs(D)))
+  S = _amp_to_db(_linear_to_mel(np.abs(D))) - hparams.ref_level_db
   return _normalize(S)