About Image comparision of images taken from the webcam

 

  private void button1_Click(object sender, EventArgs e)
        {
            progressBar1.Visible = true;

            string img1_ref,img2_ref;
            img1 = new Bitmap(fname1);
            img2 = new Bitmap(fname2);

            progressBar1.Maximum = img1.Width;         
            if (img1.Width == img2.Width && img1.Height == img2.Height)
            {

                for (int i = 0; i < img1.Width; i++)
                {
                    for (int j = 0; j < img1.Height; j++)
                    {
                        
                        img1_ref = img1.GetPixel(i, j).ToString();

                        img2_ref = img2.GetPixel(i, j).ToString();

                        if (img1_ref != img2_ref)
                        {
                            count2++;
                            flag = false;
                            break;
                            
                        }
                        count1++;
                        
                    }
                    progressBar1.Value++;
                 }

               
                if (flag == false)
                    MessageBox.Show("Sorry, Images are not same , " + count2+ " wrong pixels found");
                else
                    MessageBox.Show(" Images are same , " + count1 + " same pixels found  and " + count2 + " wrong pixels found");
            }
            else
                MessageBox.Show("can not compare this images");
           
            this.Dispose();

        }