changeset 481:d39c99d83891 Dev_main

Minor change to loudness calculation.
author Nicholas Jillings <n.g.r.jillings@se14.qmul.ac.uk>
date Fri, 15 Jan 2016 11:04:23 +0000
parents 4ceba706e3a8
children 6281b02dcb58
files loudness.js
diffstat 1 files changed, 2 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/loudness.js	Fri Jan 15 09:44:24 2016 +0000
+++ b/loudness.js	Fri Jan 15 11:04:23 2016 +0000
@@ -172,10 +172,10 @@
 		var sigma = 0;
 		for (var i=0; i<blockEnergy[0].length; i++)
 		{
-			blockEnergy[channel][i] *= G;
 			sigma += blockEnergy[channel][i];
 		}
-		sigma /= blockEnergy.length;
+        sigma /= blockEnergy[0].length;
+        sigma *= G;
 		summation+= sigma;
 	}
 	return -0.691 + 10*Math.log10(summation);;