From c52d3f16f9c74c6a652b4b569264a1b3cdee5f6b Mon Sep 17 00:00:00 2001
From: Eren <erengolge@gmail.com>
Date: Wed, 19 Sep 2018 14:05:10 +0200
Subject: [PATCH] Bug fix, prevent save_wav to modify given variable

---
 utils/audio.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utils/audio.py b/utils/audio.py
index 51fd3bbf..4c77dcf1 100644
--- a/utils/audio.py
+++ b/utils/audio.py
@@ -37,8 +37,8 @@ class AudioProcessor(object):
             print(" | > Preemphasis is deactive.")
 
     def save_wav(self, wav, path):
-        wav *= 32767 / max(0.01, np.max(np.abs(wav)))
-        librosa.output.write_wav(path, wav.astype(np.int16), self.sample_rate)
+        wav_norm *= 32767 / max(0.01, np.max(np.abs(wav)))
+        librosa.output.write_wav(path, wav_norm.astype(np.int16), self.sample_rate)
 
     def _linear_to_mel(self, spectrogram):
         global _mel_basis