# HG changeset patch
# User Nicholas Jillings <n.g.r.jillings@se14.qmul.ac.uk>
# Date 1450269352 0
# Node ID b56d693cdfb7e27010b3ef29e295465ad890d854
# Parent  261d92ea87e1ffaa73c0ee66b37ce2f9d2ee4f1e
Small fix to overlap calculation in loudness

diff -r 261d92ea87e1 -r b56d693cdfb7 loudness.js
--- a/loudness.js	Wed Dec 16 12:15:18 2015 +0000
+++ b/loudness.js	Wed Dec 16 12:35:52 2015 +0000
@@ -121,7 +121,7 @@
 		overlap = 0.5;
 	}
 	var winSize = buffer.sampleRate*winDur/1000;
-	var olapSize = overlap*winSize;
+	var olapSize = (1-overlap)*winSize;
 	var numberOfFrames = Math.floor(buffer.length/olapSize - winSize/olapSize + 1);
 	var blockEnergy = new Array(buffer.numberOfChannels);
 	for (var channel = 0; channel < buffer.numberOfChannels; channel++)