xn.ImageGenerator.GetMetaData C# (CSharp) Method

        public ImageMetaData GetMetaData()
        {
            ImageMetaData imageMD = new ImageMetaData();
            GetMetaData(imageMD);
            return imageMD;
        }

        public void Initialize()
        {
            context = new Context(@"..\..\..\data\openniconfig.xml");
            depth = context.FindExistingNode(NodeType.Depth) as DepthGenerator;
            rgb = context.FindExistingNode(NodeType.Image) as ImageGenerator;
            if (depth == null)
                throw new Exception(@"Error in Data\openniconfig.xml. No depth node found.");
            if (rgb == null)
                throw new Exception(@"Error in Data\openniconfig.xml. No rgb node found.");
            MapOutputMode mapMode = depth.GetMapOutputMode();

            // Initialize member variables
            depthHistogram = new int[depth.GetDeviceMaxDepth()];

            // initialize rgb array
            xn.ImageMetaData rgbMD = rgb.GetMetaData();
            rgbData = new byte[rgbMD.XRes * rgbMD.YRes * 3];
            rgbWidth = rgbMD.XRes;
            rgbHeight = rgbMD.YRes;

            xn.DepthMetaData depthMD = depth.GetMetaData();
            depthData = new ushort[depthMD.XRes * depthMD.YRes];
            oldDepthData = new ushort[depthMD.XRes * depthMD.YRes];
            histogramImage = new byte[depthMD.XRes * depthMD.YRes * 3];
            depthWidth = depthMD.XRes;
            depthHeight = depthMD.YRes;
            depthOffsetX = depthMD.XOffset;
            depthOffsetY = depthMD.YOffset;

            DispatcherTimer dispatcherTimer = new DispatcherTimer();
            dispatcherTimer.Tick += new EventHandler(dispatcherTimer_Tick);
            dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 30);
            dispatcherTimer.Start();
        }