diff --git a/Sources/Lib/ColorImageStream.cs b/Sources/Lib/ColorImageStream.cs
index 3a8a3f0..8bdd2a2 100644
--- a/Sources/Lib/ColorImageStream.cs
+++ b/Sources/Lib/ColorImageStream.cs
@@ -1,4 +1,5 @@
 using Microsoft.Kinect;
+using System.ComponentModel;
 using System.Windows;
 using System.Windows.Media;
 using System.Windows.Media.Imaging;
@@ -8,9 +9,20 @@ namespace Lib
     public class ColorImageStream : KinectStream
     {
         private ColorFrameReader reader;
-        public ColorImageStream(KinectSensor sensor) : base(sensor)
+        public ColorFrameReader Reader { 
+            get { 
+                return reader;
+            }
+            set
+            {
+                reader = value;
+            }
+        }
+        public ColorImageStream() : base()
         {
-            reader = sensor.ColorFrameSource.OpenReader();
+            var frameDescription = KinectManager.Sensor.ColorFrameSource.CreateFrameDescription(ColorImageFormat.Bgra);
+            this.Bitmap = new WriteableBitmap(frameDescription.Width, frameDescription.Height, 96.0, 96.0, PixelFormats.Bgr32, null);
+            reader = KinectManager.Sensor.ColorFrameSource.OpenReader();
             reader.FrameArrived += Reader_FrameArrived;
         }
 
diff --git a/Sources/Lib/KinectManager.cs b/Sources/Lib/KinectManager.cs
index f57ca47..bf9ce2b 100644
--- a/Sources/Lib/KinectManager.cs
+++ b/Sources/Lib/KinectManager.cs
@@ -6,24 +6,18 @@ namespace Lib
 {
     public class KinectManager : INotifyPropertyChanged
     {
-        private KinectStream currentStream;
-        public KinectStream CurrentStream
-        {
-            get { return currentStream; }
+        private KinectSensor sensor;
+        public KinectSensor Sensor { 
+            get { 
+                return sensor;
+            }
             set
             {
-                if (currentStream != value)
-                {
-                    if (currentStream != null)
-                    {
-                        currentStream.Stop();
-                    }
-                    currentStream = value;
-                    currentStream.Start();
-                    OnPropertyChanged(nameof(CurrentStream));
-                }
+                sensor = value;
+                OnPropertyChanged(nameof(Sensor));
             }
         }
+
         public event PropertyChangedEventHandler PropertyChanged;
         protected virtual void OnPropertyChanged(string propertyName)
         {
@@ -32,48 +26,38 @@ namespace Lib
 
         public KinectManager()
         {
-            CurrentStream = new ColorImageStream(KinectSensor.GetDefault());
+            sensor = KinectSensor.GetDefault();
         }
-
-        public void ChangeToColorStream()
-        {
-            CurrentStream = new ColorImageStream(KinectSensor.GetDefault());
-        }
-        //public void ChangeToDepthStream()
-        //{
-        //    KinectSensor sensor = KinectSensor.GetDefault();
-        //    CurrentStream = new DepthImageStream(sensor);
-        //}
-        //public void ChangeToInfraredStream()
-        //{
-        //    KinectSensor sensor = KinectSensor.GetDefault();
-        //    CurrentStream = new InfraredImageStream(sensor);
-        //}
         public void StartSensor()
         {
-            currentStream.Start();
+            if (sensor != null) {
+                sensor.Open();
+            }
         }
         public void StopSensor()
         {
-            currentStream.Stop();
+            if (sensor != null)
+            {
+                sensor.Close();
+            }
         }
         public bool Status
         {
-            get { return currentStream.Sensor != null && currentStream.Sensor.IsAvailable; }
+            get { return Sensor != null && Sensor.IsAvailable; }
         }
         public string StatusText
         {
             get
             {
-                if (currentStream.Sensor == null)
+                if (Sensor == null)
                 {
                     return "Kinect n'est pas connecté";
                 }
-                else if (!currentStream.Sensor.IsOpen)
+                else if (!Sensor.IsOpen)
                 {
                     return "Kinect n'est pas ouvert";
                 }
-                else if (currentStream.Sensor.IsAvailable)
+                else if (Sensor.IsAvailable)
                 {
                     return "Kinect est disponible";
                 }
diff --git a/Sources/Lib/KinectStream.cs b/Sources/Lib/KinectStream.cs
index c88c8eb..61d2fdf 100644
--- a/Sources/Lib/KinectStream.cs
+++ b/Sources/Lib/KinectStream.cs
@@ -12,7 +12,7 @@ namespace Lib
 {
     public abstract class KinectStream : INotifyPropertyChanged
     {
-        public KinectSensor Sensor { get; protected set; }
+        public KinectManager KinectManager { get; private set; }
         private WriteableBitmap bitmap;
         public WriteableBitmap Bitmap
         {
@@ -33,26 +33,19 @@ namespace Lib
             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
         }
 
-
-        public KinectStream(KinectSensor sensor)
+        public KinectStream()
         {
-            Sensor = sensor;
-            var frameDescription = sensor.ColorFrameSource.CreateFrameDescription(ColorImageFormat.Bgra);
-            Bitmap = new WriteableBitmap(frameDescription.Width, frameDescription.Height, 96.0, 96.0, PixelFormats.Bgr32, null);
+            KinectManager = new KinectManager();
         }
 
         public virtual void Start()
         {
-            if (Sensor != null) {
-                Sensor.Open();
-            }
+            KinectManager.StartSensor();
         }
 
         public virtual void Stop()
         {
-            if (Sensor != null) {
-                Sensor.Close();
-            }
+            KinectManager.StopSensor();
         }
     }
 }
diff --git a/Sources/WpfApp/MainWindow.xaml b/Sources/WpfApp/MainWindow.xaml
index 709437d..2418690 100644
--- a/Sources/WpfApp/MainWindow.xaml
+++ b/Sources/WpfApp/MainWindow.xaml
@@ -26,6 +26,6 @@
             <Button Content="Filtre 5" Margin="5"/>
         </StackPanel>
 
-        <Image Grid.Row="2" Source="{Binding kinectManager.CurrentStream.BitMap}" />
+        <Image Grid.Row="2" Source="{Binding KinectStream.BitMap}" />
     </Grid>
 </Window>
\ No newline at end of file
diff --git a/Sources/WpfApp/MainWindow.xaml.cs b/Sources/WpfApp/MainWindow.xaml.cs
index 7854ad6..3672720 100644
--- a/Sources/WpfApp/MainWindow.xaml.cs
+++ b/Sources/WpfApp/MainWindow.xaml.cs
@@ -23,29 +23,26 @@ namespace WpfApp
     /// </summary>
     public partial class MainWindow : Window
     {
-        private KinectManager _kinectManager;
-        public KinectManager kinectManager
+        private KinectStream _kinectStream;
+        public KinectStream KinectStream
         {
-            get { return _kinectManager; }
-            set { _kinectManager = value; }
+            get { return _kinectStream; }
+            set { _kinectStream = value; }
         }
         public MainWindow()
         {
             InitializeComponent();
-            kinectManager = new KinectManager();
-            Debug.WriteLine(kinectManager.StatusText);
-            kinectManager.ChangeToColorStream();
-            Debug.WriteLine(kinectManager.StatusText);
-            kinectManager.StartSensor();
-            Debug.WriteLine(kinectManager.CurrentStream.Bitmap);
-            Debug.WriteLine(kinectManager.StatusText);
-            DataContext = this;
+            this.DataContext = this;
+            KinectStream = new ColorImageStream();
+            Debug.WriteLine(KinectStream.KinectManager.StatusText);
+            KinectStream.Start();
+            Debug.WriteLine(KinectStream.KinectManager.StatusText);
         }
 
         private void MainWindow_Closing(object sender, System.ComponentModel.CancelEventArgs e)
         {
-            Debug.WriteLine(kinectManager.StatusText);
-            kinectManager.StopSensor();
+            Debug.WriteLine(KinectStream.KinectManager.StatusText);
+            KinectStream.Stop();
         }
     }
 }