private IImageCompression GetImageCompression(ImageCompressionType compressionType)
{
if (_compressionType == compressionType && _currentImageCompression != null)
{
return(_currentImageCompression);
}
_currentImageCompression?.Dispose();
_compressionType = compressionType;
switch (compressionType)
{
case ImageCompressionType.ManagedJpg:
return(_currentImageCompression = new JpgCompression(70));
case ImageCompressionType.TurboJpg:
return(_currentImageCompression = new TurboJpgImageCompression(false));
case ImageCompressionType.NoCompression:
return(_currentImageCompression = new NoCompression());
default:
throw new ArgumentOutOfRangeException(nameof(compressionType), compressionType, null);
}
}
private async Task InitializeRemoteComponents(CaptureType captureType, ImageCompressionType compressionType)
{
await ConnectionInfo.SendCommand(this, new[]
{
(byte)RemoteDesktopCommunication.Initialize, (byte)captureType, (byte)CurrentScreen.Number,
(byte)ImageQuality, ShowCursor ? (byte)1 : (byte)0, (byte)compressionType
});
/*ConnectionInfo.Sender.UnsafeSendCommand(ConnectionInfo.ClientInformation.Id, Identifier,
* new WriterCall(new[]
* {
* (byte) RemoteDesktopCommunication.Initialize, (byte) captureType, (byte) CurrentScreen.Number,
* (byte) ImageQuality, ShowCursor ? (byte) 1 : (byte) 0, (byte) compressionType
* }));*/
// ConnectionInfo.UnsafeSendCommand(this, new WriterCall(new[]
// {
// (byte) RemoteDesktopCommunication.Initialize, (byte) captureType, (byte) CurrentScreen.Number,
// (byte) ImageQuality, ShowCursor ? (byte) 1 : (byte) 0, (byte) compressionType
// }));
CaptureType = captureType;
_currentlyStreamedMonitor = CurrentScreen.Number;
_streamCodec?.Dispose();
_cursorStreamCodec?.Dispose();
_streamCodec = new UnsafeStreamCodec(GetImageCompression(compressionType),
UnsafeStreamCodecParameters.DontDisposeImageCompressor);
_cursorStreamCodec = new CursorStreamCodec();
}
public async Task InitializeRemoteDesktopDirect(CaptureType captureType, ImageCompressionType compressionType)
{
await ConnectionInfo.SendCommand(this, (byte)RemoteDesktopCommunication.InitializeDirectConnection);
InitializeConnection(new ServerConnection(), captureType);
await InitializeRemoteComponents(captureType, compressionType);
LogService.Send((string)Application.Current.Resources["InitializeRemoteDesktop"]);
}
public async Task InitializeRemoteDesktop(InitializedConnection initializedConnection, CaptureType captureType,
ImageCompressionType compressionType)
{
InitializeConnection(initializedConnection.Connection, captureType);
await ConnectionInfo.UnsafeSendCommand(this, 17, writer =>
{
writer.Write((byte)RemoteDesktopCommunication.InitializeConnection);
writer.Write(initializedConnection.RemoteConnectionGuid.ToByteArray());
});
await InitializeRemoteComponents(captureType, compressionType);
LogService.Send((string)Application.Current.Resources["InitializeRemoteDesktop"]);
}
private void InitializeStreamingComponents(CaptureType captureType, int monitor, int quality,
IConnectionInfo connectionInfo, bool drawCursor, ImageCompressionType compressionType)
{
var oldScreenCaptureService = _screenCaptureService;
_screenCaptureService = _screenCaptureServices[captureType]();
try
{
_screenCaptureService.Initialize(monitor);
}
catch (Exception ex)
{
_screenCaptureService = oldScreenCaptureService;
ResponseBytes((byte)RemoteDesktopCommunication.ResponseInitializationFailed,
Encoding.UTF8.GetBytes(ex.Message), connectionInfo);
return;
}
Program.WriteLine($"InitializeStreamingComponents: oldScreenCaptureService == null: {oldScreenCaptureService == null} (else dispose)");
oldScreenCaptureService?.Dispose();
Program.WriteLine("Dispose other stuff in InitializeStreamingComponents");
_unsafeCodec?.Dispose();
_cursorStreamCodec?.Dispose();
_unsafeCodec = new UnsafeStreamCodec(GetImageCompression(compressionType),
UnsafeStreamCodecParameters.DontDisposeImageCompressor |
UnsafeStreamCodecParameters.UpdateImageEveryTwoSeconds);
_currentImageCompression.Quality = quality;
if (drawCursor)
{
_cursorStreamCodec = new CursorStreamCodec();
}
_compressionType = compressionType;
_currentMonitor = monitor;
_drawCursor = drawCursor;
ResponseByte((byte)RemoteDesktopCommunication.ResponseInitializationSucceeded, connectionInfo);
Debug.Print("Initialized");
}