Getting the most of Kinect SDK in C# - Part 2 of ?: ImageStreams

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Research.Kinect.Nui;

namespace JK.KinectExperiments.ImageStreamTest
{
    public class PlanarImageHelper
    {
        private PlanarImage _img;
        public PlanarImage Image { get { return _img; } }
        public PlanarImageHelper(PlanarImage src)
        {
            _img = src;
        }

        public Byte GetRedAt(int x, int y)
        {
            return _img.Bits[y * _img.Width * _img.BytesPerPixel + x * _img.BytesPerPixel + 2];
        }

        public Byte GetGreenAt(int x, int y)
        {
            return _img.Bits[y * _img.Width * _img.BytesPerPixel + x * _img.BytesPerPixel + 1];
        }

        public Byte GetBlueAt(int x, int y)
        {
            return _img.Bits[y * _img.Width * _img.BytesPerPixel + x * _img.BytesPerPixel + 0];
        }

        public int GetPlayerAt(int x, int y)
        {
            return _img.Bits[y * _img.Width * _img.BytesPerPixel + x * _img.BytesPerPixel] & 0x07;
        }

        public int GetDepthAt(int x, int y, bool hasPlayerData)
        {
            try
            {
                int BaseByte = y * _img.Width * _img.BytesPerPixel + x * _img.BytesPerPixel;
                if (hasPlayerData)
                {
                    return (_img.Bits[BaseByte + 1] << 5) | (_img.Bits[BaseByte] >> 3);
                }
                else
                {
                    return (_img.Bits[BaseByte + 1] << 8) | (_img.Bits[BaseByte]);
                }
            }
            catch
            {
                return 0;
            }
        }


    }
}