From ce20bce854dfcbca5d2673638ac65f60661533ba Mon Sep 17 00:00:00 2001
From: Petr Baudis <pasky@ucw.cz>
Date: Fri, 14 Sep 2012 22:44:55 +0200
Subject: [PATCH] equalizer: Shorten CHUNK_SIZE, partially compensate with
 HISTORY_SIZE

CHUNK_SIZE will make the FFT buckets bigger, causing better space usage
by pixels; it will also reduce latency. with original HISTORY_SIZE,
there is too much flicker.
---
 host_python/equalizer.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/host_python/equalizer.py b/host_python/equalizer.py
index 9a003b5..d4916ae 100755
--- a/host_python/equalizer.py
+++ b/host_python/equalizer.py
@@ -12,7 +12,7 @@ from datetime import datetime
 
 import ledbar
 
-CHUNK_SIZE = 1024
+CHUNK_SIZE = 256
 FORMAT = pyaudio.paInt16
 CHANNELS = 1
 RATE = 44100
@@ -21,7 +21,7 @@ PIXELS = 20
 LAZY = 0
 SYMMETRIC = 0
 
-HISTORY_SIZE = 4
+HISTORY_SIZE = 8
 MIN_FREQ = 30
 MAX_FREQ = 12000