function PlayerEvents() {
    this.MEDIA_LAUNCHED        = 'MediaLaunchedTracking';
    this.MEDIA_RETRIEVED       = 'MediaRetrievedTracking';
    this.MEDIA_PLAY            = 'MediaPlayingTracking';
    this.MEDIA_ENDED           = 'MediaEndedTracking';
    this.MEDIA_DOWNLOADING     = 'MediaDownloadProgressTracking';
    this.MEDIA_PROGRESS        = 'MediaProgressTracking';
    this.MEDIA_STATE_CHANGED   = 'MediaIsBufferingTracking';
    this.MEDIA_PAUSE           = 'MediaPausedTracking';
    this.MEDIA_STOP            = 'MediaStoppedTracking';
    this.MEDIA_BITRATE_CHANGED = 'MediaBitrateTracking';
}