Пример #1
0
        private void _Start()
        {
            while(_Running)
            {
                try
                {
                    if(!Capturing)
                    {
                        Thread.Sleep(10);
                        continue;
                    }
                    System.Diagnostics.Stopwatch SW = new Stopwatch();
                    SW.Start();
                    _MouseCapture.Update();

                    if((DateTime.Now - LastScreenUpdate).TotalMilliseconds > _Intervalms)
                    {
                        //prevent excessive checking
                        if(_RunningAsService && (DateTime.Now - LastDeskSwitch).TotalMilliseconds > 500)
                        {//only a program running as under the account     nt authority\system       is allowed to switch desktops
                            var d = _DesktopInfo.GetActiveDesktop();
                            _ScreenCapture.ReleaseHandles();//make sure to release any handles before switching
                            if(d != _DesktopInfo.Current_Desktop)
                            {
                                _DesktopInfo.SwitchDesktop(d);
                            }
                            LastDeskSwitch = DateTime.Now;
                        }
                        SW.Stop();
                        var img = _ScreenCapture.GetScreen(new Size(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height));

                        Debug.WriteLine("GetScreen time: " + SW.ElapsedMilliseconds +"ms");
                        SW.Start();
                        Rectangle rect = Desktop_Sharing_Shared.Bitmap_Helper.Get_Diff(_LastImage, img);
                        _LastImage = img;
                        if(rect.Width > 0 && rect.Height > 0)
                        {
                            var rawimg = new Raw_Image
                            {
                                Data = Desktop_Sharing_Shared.Bitmap_Helper.Copy(img, rect),
                                Dimensions = rect
                            };
                            SW.Stop();

                            Debug.WriteLine("GetScreen Copy time: " + SW.ElapsedMilliseconds + "ms");

                            ScreenScanEvent.WaitOne();
                            System.Threading.ThreadPool.QueueUserWorkItem(new WaitCallback(ScreenUpdate_ThreadProc), rawimg);
                        }
                        LastScreenUpdate = DateTime.Now;
                    }

                    lock(_InputLock)
                    {
                        foreach(var item in _KeyboardEvents)
                            _DesktopInfo.InputKeyEvent(item);
                        foreach(var item in _MouseEvents)
                            _DesktopInfo.InputMouseEvent(item);
                        _KeyboardEvents.Clear();
                        _MouseEvents.Clear();

                    }

                    Thread.Sleep(10);
                } catch(Exception e)
                {
                    Console.WriteLine(e.ToString());
                }
            }
        }
Пример #2
0
 public void Stop()
 {
     _Running = false;
     //if(_LastImage != null)
     //    _LastImage.Dispose();
     _LastImage = null;
     if(_DesktopInfo != null)
         _DesktopInfo.Dispose();
     _DesktopInfo = null;
     if(_MouseCapture != null)
         _MouseCapture.Dispose();
     _MouseCapture = null;
     if(_ScreenCapture != null)
         _ScreenCapture.Dispose();
     _ScreenCapture = null;
 }
Пример #3
0
        public Raw_Image GetScreen(Size sz)
        {
            IntPtr    hOldBmp = IntPtr.Zero;
            Raw_Image raw     = new Raw_Image();

            try
            {
                var dt = DateTime.Now;

                if (nDesk == IntPtr.Zero)
                {
                    nDesk = PInvoke.GetDesktopWindow();
                }
                if (nSrce == IntPtr.Zero)
                {
                    nSrce = PInvoke.GetWindowDC(nDesk);
                }
                if (nDest == IntPtr.Zero)
                {
                    nDest = PInvoke.CreateCompatibleDC(nSrce);
                }
                if (nBmp == IntPtr.Zero)
                {
                    nBmp = PInvoke.CreateCompatibleBitmap(nSrce, sz.Width, sz.Height);
                }
                else if (sz.Height != PreviousSize.Height || sz.Width != PreviousSize.Width)
                {// user changed resolution.. get new bitmap
                    PInvoke.DeleteObject(nBmp);
                    nBmp = PInvoke.CreateCompatibleBitmap(nSrce, sz.Width, sz.Height);
                }
                PreviousSize = sz;
                hOldBmp      = PInvoke.SelectObject(nDest, nBmp);

                bool b = PInvoke.BitBlt(nDest, 0, 0, sz.Width, sz.Height, nSrce, 0, 0, CopyPixelOperation.SourceCopy | CopyPixelOperation.CaptureBlt);

                Desktop_Sharing_Shared.Screen.PInvoke.BITMAPINFO bi = new PInvoke.BITMAPINFO();

                bi.bmiHeader.biSize          = 40;
                bi.bmiHeader.biWidth         = sz.Width;
                bi.bmiHeader.biHeight        = -sz.Height;
                bi.bmiHeader.biPlanes        = 1;
                bi.bmiHeader.biBitCount      = 32;
                bi.bmiHeader.biCompression   = Desktop_Sharing_Shared.Screen.PInvoke.BitmapCompressionMode.BI_RGB;
                bi.bmiHeader.biSizeImage     = 0;
                bi.bmiHeader.biXPelsPerMeter = 0;
                bi.bmiHeader.biYPelsPerMeter = 0;
                bi.bmiHeader.biClrUsed       = 0;
                bi.bmiHeader.biClrImportant  = 0;
                var dwBmpSize = ((sz.Width * bi.bmiHeader.biBitCount + 31) / 32) * 4 * sz.Height;
                raw.Data       = new byte[dwBmpSize];
                raw.Dimensions = new Rectangle(0, 0, sz.Width, sz.Height);

                Desktop_Sharing_Shared.Screen.PInvoke.GetDIBits(nSrce, nBmp, 0, Convert.ToUInt32(sz.Height), raw.Data, ref bi, PInvoke.DIB_Color_Mode.DIB_RGB_COLORS);
                //unsafe
                //{
                //    fixed(byte* datb = raw.Data)
                //    {
                //        using(Bitmap image = new Bitmap(sz.Width, sz.Height, sz.Width * 4,
                //                 PixelFormat.Format32bppRgb, new IntPtr(datb)))
                //        {

                //            image.Save(@"C:\Users\scott\Desktop\text.png", ImageFormat.Png);
                //        }
                //    }
                //}
                //Bitmap bmp = Bitmap.FromHbitmap(nBmp);
                PInvoke.SelectObject(nDest, hOldBmp);

                // return bmp;
            } catch (Exception e)
            {
                System.Diagnostics.Debug.WriteLine(e.Message);
            }
            // return new Bitmap(sz.Width, sz.Height);
            return(raw);
        }
Пример #4
0
 public void Start()
 {
     _Running = true;
     _ScreenCapture = new Desktop_Sharing_Shared.Screen.ScreenCapture(80);
     _KeyboardEvents = new List<Desktop_Sharing_Shared.Keyboard.KeyboardEventStruct>();
     _MouseEvents = new List<Desktop_Sharing_Shared.Mouse.MouseEventStruct>();
     _DesktopInfo = new Desktop_Sharing_Shared.Desktop.DesktopInfo();
     _MouseCapture = new Desktop_Sharing_Shared.Mouse.MouseCapture();
     _MouseCapture.MouseImageChangedEvent += _MouseCapture_MouseImageChangedEvent;
     _MouseCapture.MousePositionChangedEvent += _MouseCapture_MousePositionChangedEvent;
     _LastImage = _ScreenCapture.GetScreen(new Size(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height));
     _Start();
 }
Пример #5
0
        public Raw_Image GetScreen(Size sz)
        {
            IntPtr hOldBmp = IntPtr.Zero;
            Raw_Image raw = new Raw_Image();
            try
            {
                var dt = DateTime.Now;

                if(nDesk == IntPtr.Zero)
                    nDesk = PInvoke.GetDesktopWindow();
                if(nSrce == IntPtr.Zero)
                    nSrce = PInvoke.GetWindowDC(nDesk);
                if(nDest == IntPtr.Zero)
                    nDest = PInvoke.CreateCompatibleDC(nSrce);
                if(nBmp == IntPtr.Zero)
                    nBmp = PInvoke.CreateCompatibleBitmap(nSrce, sz.Width, sz.Height);
                else if(sz.Height != PreviousSize.Height || sz.Width != PreviousSize.Width)
                {// user changed resolution.. get new bitmap
                    PInvoke.DeleteObject(nBmp);
                    nBmp = PInvoke.CreateCompatibleBitmap(nSrce, sz.Width, sz.Height);
                }
                PreviousSize = sz;
                hOldBmp = PInvoke.SelectObject(nDest, nBmp);

                bool b = PInvoke.BitBlt(nDest, 0, 0, sz.Width, sz.Height, nSrce, 0, 0, CopyPixelOperation.SourceCopy | CopyPixelOperation.CaptureBlt);

                Desktop_Sharing_Shared.Screen.PInvoke.BITMAPINFO bi = new PInvoke.BITMAPINFO();

                bi.bmiHeader.biSize = 40;
                bi.bmiHeader.biWidth = sz.Width;
                bi.bmiHeader.biHeight = -sz.Height;
                bi.bmiHeader.biPlanes = 1;
                bi.bmiHeader.biBitCount = 32;
                bi.bmiHeader.biCompression = Desktop_Sharing_Shared.Screen.PInvoke.BitmapCompressionMode.BI_RGB;
                bi.bmiHeader.biSizeImage = 0;
                bi.bmiHeader.biXPelsPerMeter = 0;
                bi.bmiHeader.biYPelsPerMeter = 0;
                bi.bmiHeader.biClrUsed = 0;
                bi.bmiHeader.biClrImportant = 0;
                var dwBmpSize = ((sz.Width * bi.bmiHeader.biBitCount + 31) / 32) * 4 * sz.Height;
                raw.Data = new byte[dwBmpSize];
                raw.Dimensions = new Rectangle(0, 0, sz.Width, sz.Height);

                Desktop_Sharing_Shared.Screen.PInvoke.GetDIBits(nSrce, nBmp, 0, Convert.ToUInt32(sz.Height), raw.Data, ref bi, PInvoke.DIB_Color_Mode.DIB_RGB_COLORS);
                //unsafe
                //{
                //    fixed(byte* datb = raw.Data)
                //    {
                //        using(Bitmap image = new Bitmap(sz.Width, sz.Height, sz.Width * 4,
                //                 PixelFormat.Format32bppRgb, new IntPtr(datb)))
                //        {

                //            image.Save(@"C:\Users\scott\Desktop\text.png", ImageFormat.Png);
                //        }
                //    }
                //}
                //Bitmap bmp = Bitmap.FromHbitmap(nBmp);
                PInvoke.SelectObject(nDest, hOldBmp);

               // return bmp;
            } catch(Exception e)
            {
                System.Diagnostics.Debug.WriteLine(e.Message);
            }
               // return new Bitmap(sz.Width, sz.Height);
            return raw;
        }