Kinect 川剧脸谱变脸

using Microsoft.Kinect;bool isWindowClosing = false;//窗口是否正在关闭const int MaxSkeletonTrackingCount = 6;//最多同时跟踪用户6人Skeleton[] allSkeletion = new Skeleton[MaxSkeletonTrackingCount];int operaFaceIndex = 0;//脸谱编号//启动窗口private void Window_Loaded(object sender,RoutedEventArgs e){hideOperaFace();//隐藏道具KinectSensorChooser1.KinectSensorChanged += new DependencyPropertyChangedEventHandler(KinectSensor Chooser1_KinectSensorchanged);//一旦KinectSensorChanged触发就执行KinectSensorChooser1_KinectSensorchanged方法}//关闭窗口private void Window_Closing(object sender,System.ComponentModle.CancelEventArgs e){isWindowClosing = true;stopKinect(KinectSensorChooser1.Kinect);//关闭Kinect}//Kinect设备状态监听事件void KinectSensorChooser1_KinectSensorchanged(object sender,DependencyPropertyChangedEventArgs e){KinectSensor oldKinect = (KinectSensor)e.OldValue;stopKinect(oldKinect);KinectSensor Kinect = (KinectSensor)e.NewValue;if(Kinect == null){return ;}Kinect.DepthStream.Enable(DepthImageFormat.Resolution640x480Fps30);//启用深度流,分辨率640*480,每秒30帧Kinect.ColorStream.Enable(ColorImageFormat.RgbResolution640x480Fps30);//启用视频流Kinect.SkeletonStream.Enable();//启用骨骼追踪Kinect.AllFreamsReady += new EventHandler<AllFreamsReadyEventArgs>(Kinect_AllFreamsReady);//注册事件,该方法将保证彩色图像、深度图像和骨骼数据同步try{KinectColorViewer1.Kinect = Kinect;//显示彩色摄像头Kinect.start();//启动}catch(System.IO.IOException)//抛出异常{KinectSensorChooser1.AppConflictOccurred();}}//关闭Kinectprivate void stopKinect(KinectSensor sensor){if(sensor != null){if(sensor.IsRunning){sensor.stop();}if(sensor.AudioSource != null)//如果音频流打开{sensor.AudioSource.Stop();}}}//骨骼跟踪核心代码void Kinect_AllFreamsReady(object sender,AllFreamsReadyEventArgs e){if(isWindowClosing){return ;}//仅获得第一个被骨骼跟踪的用户Skeleton first = GetFirstSkeleton(e);if(first == null){hideOperaFace();return ;}if(first.TrackingState != SkeletonTrackingState.Tracked){hideOperaFace();}else{ShowOperaFace();}mappingSkeleton2CameraCoordinate(first,e);//坐标映射operaFaceMagic(first);//表演变脸}//查找第一个被骨骼跟踪的对象Skeleton GetFirstSkeleton(AllFreamsReadyEventArgs e){using (SkeletonFream skeletonFreamData = e.OpenSkeletonFream()){if(skeletonFreamData == null){return null;}skeletonFreamData.CopySkeletonDataTo(allSkeletions);//LINQ语法,用于查找第一个被跟踪的骨骼Skeleton first = ( from s in allSkeletions where s.TrackingState==SkeletonTrackingState.Tracked select s).FirstOrDefault();return first;}}//判断是否遮挡住脸部bool isTowSkeletonPointOverlapping (SkeletPoint p1,SketletPoint p2){bool isOverlapping = (Math.abs(p1.x-p2.x)<=0.05&&Math.abs(p1.y-p2.y)<=0.05);return isOverlapping;}//循环显示三张不同的川剧脸谱，中间抹去脸谱void operaFaceMagic(Skeleton first){if(isTowSkeletonPointOverlapping(first.Joints[JointType.Head].Position,first.Joints[JointType.HandRight].Position)||isTowSkeletonPointOverlapping(first.Joints[JointType.Head].Position,first.Joints[JointType.HandLeft].Position)){operaFaceIndex ++;operaFaceIndex %= 3;if(operaFaceIndex == 0){headImage.Source = null;//抹去脸谱}else{String OperaFace = "pack://application:,,,/images/face"+operaFaceIndex+".png";headImage.Source = new BitmapImage(newUri(OperaFace));}}}//骨骼坐标系映射为彩色图像坐标系，再进一步映射到屏幕坐标系void mappingSkeleton2CameraCoordinate(Skeleton first,AllFreamsReadyEventArgs e){using(DepthImageFrame depth = e.OpenDepthImageFrame())if(depth=null || kinectSensorChoosor1.Kinect==null){return ;}//骨骼坐标系映射为彩色图像坐标系ColorImagePoint headColorPoint = KinectSensorChooser1.Kinect.MapSkeletonPointToColor(first.Joints[JointType.Head].Position,ColorImageFormat.RgbResolution640x480Fps30);ColorImagePoint leftColorPoint = KinectSensorChooser1.Kinect.MapSkeletonPointToColor(first.Joints[JointType.HandLeft].Position,ColorImageFormat.RgbResolution640x480Fps30);ColorImagePoint rightColorPoint = KinectSensorChooser1.Kinect.MapSkeletonPointToColor(first.Joints[JointType.HandRight].Position,ColorImageFormat.RgbResolution640x480Fps30);//修正为中心位置adjustCameraPosition(headImage,headColorPoint);adjustCameraPosition(leftEllipse,leftColorPoint);adjustCameraPosition(rightEllipse,rightColorPoint);}//修正为中心位置private void adjustCameraPosition(FrameWorkElement element,ColorImagePoint point);{Canvas.SetLeft(element,point.X-element.Width/2);Canvas.SetTop(element,point.Y-element.Height/2);}