From e7a9e0b4df175e89e54cad1bfe66694573f603f1 Mon Sep 17 00:00:00 2001
From: Bob van Loosen <bob.loosen@gmail.com>
Date: Sat, 6 Apr 2013 00:29:57 +0200
Subject: [PATCH] fixed: use the average of only 4 ffts per frame to decrease
 cpu usage

---
 src/bitvis/bitvis.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/bitvis/bitvis.cpp b/src/bitvis/bitvis.cpp
index 4d27c07..69b04b8 100644
--- a/src/bitvis/bitvis.cpp
+++ b/src/bitvis/bitvis.cpp
@@ -453,7 +453,7 @@ void CBitVis::ProcessAudio()
           m_scopebufpos = 0;
       }
 
-      if (m_samplecounter % 128 == 0)
+      if (m_samplecounter % (samplerate / 4 / m_fps) == 0)
       {
         m_fft.ApplyWindow();
         fftwf_execute(m_fft.m_plan);