Using Clipboard C# 4.0 (Wrapper inside)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Threading.Tasks;

namespace D.Net.Clipboard
{
    public static class ImagesComparer
    {
        public static bool Equals(Image first, Image second)
        {
            if (first == null || second == null) return false;
            if (first.Width != second.Width) return false;
            if (first.Height != second.Height) return false;
            if (first.RawFormat.Guid != second.RawFormat.Guid) return false;
            if (first.PixelFormat != second.PixelFormat) return false;
            bool ok = true;
            for (int i = 0; i < first.Width;  i++)
            {
                for(int j = 0; j < first.Height; j++)
                {
                    String img1_ref = ((Bitmap)first).GetPixel(i, j).ToString();
                    String img2_ref = ((Bitmap)second).GetPixel(i, j).ToString();
                    if (img1_ref != img2_ref)
                    {
                        ok = false;
                    }
                }
            }
            return ok;
        }
    }
}