Kinect+c#视频录像

private void Play_Click(object sender, EventArgs e)
        {
            if (Play.Text == "播放")
            {//开启播放模式
                OpenFileDialog openFileDialog = new OpenFileDialog();
                openFileDialog.Filter = "AVI文件|*.avi|RMVB文件|*.rmvb|WMV文件|*.wmv|MKV文件|*.mkv|所有文件|*.*";
                if (openFileDialog.ShowDialog() == DialogResult.OK)
                {
                    Application.Idle += new EventHandler(ProcessFrame);
                    capture = new Capture(openFileDialog.FileName);
                    VideoFps = (int)CvInvoke.cvGetCaptureProperty(capture,
                    Emgu.CV.CvEnum.CAP_PROP.CV_CAP_PROP_FPS);
                    Play.Text = "停止";
                    VideoBox.Image = null;
                    Record.Enabled = false;
                }
            }
            else
            {
                capture.Dispose();
                Application.Idle -= new EventHandler(ProcessFrame);
                Play.Text = "播放";
                Record.Enabled = true;
            }
        }

        /// <summary>
        /// 每一帧彩色图像变化时调用该函数，更新彩色image控件的图像
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void kinectSensor_ColorFrameReady(object sender, ColorImageFrameReadyEventArgs e)
        {
            using (ColorImageFrame frame = e.OpenColorImageFrame())
            {
                if (frame != null)
                {
                    colorImagePixelData = new byte[frame.PixelDataLength];
                    frame.CopyPixelDataTo(colorImagePixelData);
                    this.colorImageBitmap.WritePixels(this.colorImageBitmapRect,
                        colorImagePixelData, this.colorImageStride, 0);
                    Record(frame);
                }
            }
        }

        void Record(ColorImageFrame image)
        {
            if (_isRecording == 0)
            {
                _fileName = string.Format("{0}{1}{2}", _baseDirectory, DateTime.Now.ToString("MMddyyyyHmmss"), ".AVI");
                _isRecording = 1;
                vw = new VideoWriter(_baseDirectory + "1.avi", CvInvoke.CV_FOURCC(‘X‘, ‘V‘, ‘I‘, ‘D‘), 30, 640, 480, true);
                CvInvoke.CV_FOURCC(‘P‘, ‘I‘, ‘M‘, ‘1‘); //= MPEG-1 codec 
                CvInvoke.CV_FOURCC(‘M‘, ‘J‘, ‘P‘, ‘G‘); //= motion-jpeg codec (does not work well) 
                CvInvoke.CV_FOURCC(‘M‘, ‘P‘, ‘4‘, ‘2‘);//= MPEG-4.2 codec 
                CvInvoke.CV_FOURCC(‘D‘, ‘I‘, ‘V‘, ‘3‘);  //= MPEG-4.3 codec 
                CvInvoke.CV_FOURCC(‘D‘, ‘I‘, ‘V‘, ‘X‘); //= MPEG-4 codec 
                CvInvoke.CV_FOURCC(‘U‘, ‘2‘, ‘6‘, ‘3‘); //= H263 codec 
                CvInvoke.CV_FOURCC(‘I‘, ‘2‘, ‘6‘, ‘3‘); //= H263I codec 
                CvInvoke.CV_FOURCC(‘F‘, ‘L‘, ‘V‘, ‘1‘); //= FLV1 codec 
            }
            //_videoArray.Add(image.ToOpenCVImage<Rgb, Byte>());

            if (_isRecording == 1) vw.WriteFrame<Bgr, Byte>(image.ToOpenCVImage<Bgr, Byte>());
            if (_isRecording == 2)
            {
                if (vw != null) vw.Dispose();

            }
        }