From 5e0260ad01fd98a8b70a62562ddc1daa365d6406 Mon Sep 17 00:00:00 2001
From: Ian Manders <i.manders@waracle.com>
Date: Tue, 12 Mar 2019 15:15:43 +0000
Subject: [PATCH] Remove -1 from centerFrequencies index to stop
 centerFrequencies[0], set earlier in the method, being overwritten

---
 src/core/be/tarsos/dsp/mfcc/MFCC.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/be/tarsos/dsp/mfcc/MFCC.java b/src/core/be/tarsos/dsp/mfcc/MFCC.java
index 4ff89f70..7a1972b2 100644
--- a/src/core/be/tarsos/dsp/mfcc/MFCC.java
+++ b/src/core/be/tarsos/dsp/mfcc/MFCC.java
@@ -127,7 +127,7 @@ public final void calculateFilterBanks() {
         //Calculates te centerfrequencies.
         for (int i = 1; i <= amountOfMelFilters; i++) {
             float fc = (inverseMel(mel[0] + factor * i) / sampleRate) * samplesPerFrame;
-            centerFrequencies[i - 1] = Math.round(fc);
+            centerFrequencies[i] = Math.round(fc);
         }
 
     }