public void reset() {
            index = -1;
            fillLevel = 0;
            averageSum = 0;
        }
Creates a running average with the specified count. A count of 5 means an average over
the last 5 added values.
MediaPlayer-DASH/src/main/java/net/protyposis/android/mediaplayer/dash/SimpleRateBasedAdaptationLogic.java