UPDATE(KinectUtils)

Sources/KinectUtils/AllGesturesFactory.cs

@@ -10,7 +10,10 @@ namespace KinectUtils
     {
         public IEnumerable<BaseGesture> CreateGestures()
         {
-            throw new NotImplementedException();
+            return new List<BaseGesture>
+            {
+                new PostureHandsOnHead()
+            };
         }
     }
 }

Sources/KinectUtils/Gesture.cs

@@ -22,9 +22,12 @@ namespace KinectUtils
             get { return _maxNbOfFrames; }
             private set { _maxNbOfFrames = value; }
         }
-        public override void TestGesture(Body body)
+        public bool TestGesture(Body body)
         {
-            
+            TestInitialConditions(body);
+            TestPosture(body);
+            TestRunningGesture(body);
+            TestEndConditions(body);
         }
         abstract protected bool TestInitialConditions(Body body);
         abstract protected bool TestPosture(Body body);

Sources/KinectUtils/GestureManager.cs

@@ -1,14 +1,18 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Runtime.Remoting.Messaging;
 using System.Text;
 using System.Threading.Tasks;
 using Lib;
+using Microsoft.Kinect;
 
 namespace KinectUtils
 {
     static class GestureManager
     {
+        static private BodyFrameReader bodyFrameReader;
+        static private Body[] bodies;
         static event EventHandler GestureRecognized;
         static KinectManager KinectManager { get; set; }
         static List<BaseGesture> KnownGestures { get; set; }
@@ -30,11 +34,32 @@ namespace KinectUtils
         }
         static public void StartAcquiringFrames(KinectManager kinectManager)
         {
-            throw new NotImplementedException();
+            bodyFrameReader = kinectManager.Sensor.BodyFrameSource.OpenReader();
+            bodyFrameReader.FrameArrived += Reader_BodyFrameArrived;
         }
-        static public void StopAcquiringFrames()
+
+        static private void Reader_BodyFrameArrived(object sender, BodyFrameArrivedEventArgs e)
+        {
+            using (var bodyframe = e.FrameReference.AcquireFrame())
+            {
+                if (bodyframe != null)
+                {
+                    bodyframe.GetAndRefreshBodyData(bodies);
+                    foreach (var body in bodies)
+                    {
+                        if (body.IsTracked)
+                        {
+                            foreach(var gesture in KnownGestures)
+                            {
+                                if (gesture.TestGesture(body))
                                 {
-            throw new NotImplementedException();
+
+                                }
+                            }
+                        }
+                    }
+                }
+            }
         }
     }
 }