/// <summary>
        /// Applique les traitements sur l'image et affiche dans la picturebox
        /// </summary>
        public void SetDisplayImage()
        {
            lock (_locker)
            {
                Bitmap frame = new Bitmap(Camera.Frame);
                Crosshair.DrawCrosshair(frame, Camera.CursorXPos, Camera.CursorYPos);
                DisplayWindow.Image = frame;
            }

            if (this.InvokeRequired)
            {
                this.Invoke((MethodInvoker) delegate()
                {
                    this.DisplayWindow.Refresh();
                });
            }
            else
            {
                this.DisplayWindow.Refresh();
            }
        }