Camera rotation

UIUtil.as

	/**
         * Get camera rotation to keep video shown properly.
         * Video object attached to the camera will only show upright video in a landscape-aspect orientation.
         * For iOS default orientation is not landscape.
         * For Android it varies.
         */
        public static function getCameraRotation(camera : Camera) : int {
            if (isLandscapeOrientation()) {
                // camera is OK in landscape
                return 0;
            }
            var orientation : String = UIUtil.getStage().orientation;
            if (Const.IS_IOS) {
                return 90;
            } else {
                if (orientation == StageOrientation.DEFAULT || orientation == StageOrientation.UPSIDE_DOWN) {
                    // phones where portraite is default
                    if (camera.position == CameraPosition.BACK) {
                        return 90;
                    } else {
                        return -90;
                    }
                } else {
                    // tablets when landscape is default
                    return 90;
                }
            }
        }
        
        public static function isLandscapeOrientation() : Boolean {
            return UIUtil.getStage().stageWidth >= UIUtil.getStage().stageHeight;
        }