Emgu CV 高斯建模

private void button1_Click(object sender, EventArgs e)
        {
            Emgu.CV.Capture cap = new Capture("d:\1.wmv");
            Emgu.CV.VideoSurveillance.BGStatModel<Bgr> bg = null; ;
            Capture c = new Capture("d:\1.wmv");
            Image<Bgr, byte> img = null;
            while ((img = c.QueryFrame()) != null)
            {
                this.count++;
                if (this.count == 1)
                {
                    bg = new Emgu.CV.VideoSurveillance.BGStatModel<Bgr>(img,
                        Emgu.CV.CvEnum.BG_STAT_TYPE.GAUSSIAN_BG_MODEL);
                }
                else
                {
                    //更新高斯模型
                    bg.Update(img);
                    this.pictureBox1.Image = img.Bitmap;
                    this.pictureBox2.Image = bg.BackgroundMask.Bitmap;
                    this.pictureBox3.Image = bg.ForgroundMask.Bitmap;
                    Application.DoEvents();
                    System.Threading.Thread.Sleep(30);
                }

            }
        }