public static Config Default()
{
var config = new Config();
var screenCaptureProperties = new ScreenCaptureProperties
{
CaptureMouse = true,
AspectRatio = true,
CaptureType = VideoCaptureType.DXGIDeskDupl,
UseHardware = true,
Fps = 60,//30,
ShowDebugInfo = false,
};
config.SelectAreaRectangle = new Rectangle(0, 0, 640, 480);
config.ScreenCaptureProperties = screenCaptureProperties;
config.Session = StreamSession.Default();
return(config);
}
private StreamSession CreateSession()
{
var session = StreamSession.Default();
var transport = TransportMode.Udp;
if (PropertyNetwork.UnicastProtocol == ProtocolKind.TCP)
{
transport = TransportMode.Tcp;
}
session.StreamName = Name;
session.NetworkIpAddress = PropertyNetwork.Network ?? "0.0.0.0";
session.CommunicationPort = PropertyNetwork.Port;
if (PropertyNetwork.Port > 0)
{
session.CommunicationPort = PropertyNetwork.Port;
}
else if (PropertyNetwork.CommunicationPort > 0)
{
session.CommunicationPort = PropertyNetwork.CommunicationPort;
}
else
{
session.CommunicationPort = Helpers.NetworkHelper.FindAvailableTcpPort();
}
//if(PropertyNetwork.CommunicationPort <=0)
//{
// session.CommunicationPort = PropertyNetwork.Port;
//}
//else
//{
// session.CommunicationPort = PropertyNetwork.CommunicationPort;
//}
//int communicationPort = PropertyNetwork.Port;
//if (communicationPort <= 0)
//{// если порт не задан - ищем свободный начиная с 808
// //communicationPort = GetRandomTcpPort();
// var freeTcpPorts = MediaToolkit.Utils.NetTools.GetFreePortRange(System.Net.Sockets.ProtocolType.Tcp, 1, 808);
// if (freeTcpPorts != null && freeTcpPorts.Count() > 0)
// {
// communicationPort = freeTcpPorts.FirstOrDefault();
// }
//}
////PropertyNetwork.CommunicationPort = communicationPort;
//session.CommunicationPort = communicationPort;
session.TransportMode = transport;
bool isMulticast = !PropertyNetwork.IsUnicast;
session.IsMulticast = isMulticast;
if (isMulticast)
{
//VAlidate....
session.MutlicastAddress = PropertyNetwork.MulticastIp;
session.MutlicastPort1 = PropertyNetwork.MulticasVideoPort;
session.MutlicastPort2 = PropertyNetwork.MulticasAudioPort;
}
var videoSettings = session.VideoSettings;
var encoderResolution = new Size(PropertyVideo.ResolutionWidth, PropertyVideo.ResolutionHeight);
videoSettings.StreamFlags &= ~VideoStreamFlags.UseEncoderResoulutionFromSource;
if (AdvancedSettings.UseResolutionFromCaptureSource)
{
videoSettings.StreamFlags |= VideoStreamFlags.UseEncoderResoulutionFromSource;
}
else
{
encoderResolution = new Size(AdvancedSettings.Width, AdvancedSettings.Height);
}
var videoEncoderSettings = videoSettings.EncoderSettings;
videoEncoderSettings.EncoderId = AdvancedSettings.EncoderId;
videoEncoderSettings.Bitrate = AdvancedSettings.Bitrate;
videoEncoderSettings.MaxBitrate = AdvancedSettings.MaxBitrate;
videoEncoderSettings.Width = encoderResolution.Width;
videoEncoderSettings.Height = encoderResolution.Height;
videoEncoderSettings.FrameRate = new MediaRatio(AdvancedSettings.Fps, 1);
videoEncoderSettings.Profile = AdvancedSettings.H264Profile;
videoEncoderSettings.LowLatency = AdvancedSettings.LowLatency;
var captureRegion = PropertyVideo.VideoRect;
var captureType = PropertyVideo.CaptType;
//var captureFps = PropertyVideo.CaptFps;
var captureFps = AdvancedSettings.Fps;
var useHardware = PropertyVideo.CaptUseHardware;
var screenCaptureProperties = new ScreenCaptureProperties
{
CaptureMouse = PropertyVideo.CaptureMouse,
CaptureType = captureType, // VideoCaptureType.DXGIDeskDupl,
UseHardware = useHardware,
Fps = captureFps,
ShowDebugInfo = false,
ShowDebugBorder = PropertyVideo.ShowCaptureBorder,
AspectRatio = AdvancedSettings.KeepAspectRatio,
};
VideoCaptureDevice captureDevice = null;
//var videoSourceItem = PropertyVideo.Display;
if (PropertyVideo.IsUvcDevice)
{
captureDevice = new UvcDevice
{
Name = PropertyVideo.DeviceName,
Resolution = captureRegion.Size,
DeviceId = PropertyVideo.DeviceId,
};
}
else
{
captureDevice = new ScreenCaptureDevice
{
CaptureRegion = captureRegion,
DisplayRegion = captureRegion,
Name = PropertyVideo.DeviceName,
Resolution = captureRegion.Size,
Properties = screenCaptureProperties,
DeviceId = PropertyVideo.DeviceId,
};
}
if (PropertyAudio.IsEnabled)
{
var deviceId = PropertyAudio.DeviceId;
var audioDevice = MediaToolkit.AudioTool.GetAudioCaptureDevices().FirstOrDefault(d => d.DeviceId == deviceId);
if (audioDevice != null)
{
session.AudioSettings.Enabled = true;
audioDevice.Properties = new WasapiCaptureProperties();
session.AudioSettings.CaptureDevice = audioDevice;
}
}
else
{
session.AudioSettings.Enabled = false;
}
logger.Info("CaptureDevice: " + captureRegion);
session.VideoSettings.CaptureDevice = captureDevice;
return(session);
}
public void Setup(object pars)//ScreenCaptureParams captureParams)
{
logger.Debug("ScreenSource::Setup()");
if (state != CaptureState.Closed)
{
throw new InvalidOperationException("Invalid capture state " + State);
}
syncEvent = new AutoResetEvent(false);
VideoCaptureDevice captureParams = pars as VideoCaptureDevice;
if (captureParams == null)
{
throw new ArgumentException();
}
var srcRect = Rectangle.Empty;
var destSize = Size.Empty;
var hwnd = IntPtr.Zero;
if (captureParams.CaptureMode == CaptureMode.Screen)
{
var screenCaptParams = (ScreenCaptureDevice)pars;
this.CaptureProps = screenCaptParams.Properties;
srcRect = screenCaptParams.CaptureRegion;
var srcLocation = srcRect.Location;
var srcSize = GraphicTools.DecreaseToEven(srcRect.Size);
srcRect = new Rectangle(srcLocation, srcSize);
//srcRect = new Rectangle(x, y, width, height);
if (screenCaptParams.CaptureRegion != srcRect)
{
screenCaptParams.CaptureRegion = srcRect;
}
destSize = captureParams.Resolution;
if (destSize.IsEmpty)
{
destSize = new Size(srcRect.Width, srcRect.Height);
}
}
else if (captureParams.CaptureMode == CaptureMode.AppWindow)
{
var windowCaptParams = (WindowCaptureDevice)pars;
this.CaptureProps = windowCaptParams.Properties;
srcRect = windowCaptParams.ClientRect;
var srcLocation = srcRect.Location;
var srcSize = GraphicTools.DecreaseToEven(srcRect.Size);
srcRect = new Rectangle(srcLocation, srcSize);
destSize = captureParams.Resolution;
if (destSize.IsEmpty)
{
destSize = new Size(srcRect.Width, srcRect.Height);
}
hwnd = windowCaptParams.hWnd;
}
try
{
//var captureDescr = captureParams.CaptureDescription;
var captArgs = new object[]
{
hwnd,
};
screenCapture = ScreenCapture.Create(CaptureProps.CaptureType, captArgs);
screenCapture.CaptureMouse = CaptureProps.CaptureMouse;
screenCapture.AspectRatio = CaptureProps.AspectRatio;
var d3d11Capture = screenCapture as ITexture2DSource;
if (d3d11Capture != null)
{
d3d11Capture.UseHwContext = CaptureProps.UseHardware;
this.hwContext = d3d11Capture;
this.AdapterId = d3d11Capture.AdapterId;
}
screenCapture.Init(srcRect, destSize);
//screenCapture.Init(srcRect);
this.SharedBitmap = screenCapture.VideoBuffer;
deviceReady = true;
state = CaptureState.Initialized;
}
catch (Exception ex)
{
logger.Error(ex);
LastError = ex;
errorCode = (int)SharedTypes.ErrorCode.NotInitialized;
CleanUp();
state = CaptureState.Closed;
throw;
}
}
public void Setup(HttpScreenStreamerArgs args)
{
logger.Debug("HttpScreenStreamer::Setup() " + args.ToString());
if (state != MediaState.Closed)
{
throw new InvalidOperationException("Invalid state " + State);
}
errorCode = 0;
//var srcRect = System.Windows.Forms.Screen.PrimaryScreen.Bounds;
//var destSize = new Size(1920, 1080);
var srcRect = args.CaptureRegion;
var destSize = args.Resolution;
var ratio = srcRect.Width / (double)srcRect.Height;
int destWidth = destSize.Width;
int destHeight = (int)(destWidth / ratio);
if (ratio < 1)
{
destHeight = destSize.Height;
destWidth = (int)(destHeight * ratio);
}
destSize = new Size(destWidth, destHeight);
var captureType = args.CaptureTypes;
var captureProp = new ScreenCaptureProperties
{
CaptureType = captureType,
Fps = (int)args.Fps,
CaptureMouse = args.CaptureMouse,
AspectRatio = true,
UseHardware = false,
};
ScreenCaptureDevice captureParams = new ScreenCaptureDevice
{
CaptureRegion = srcRect,
Resolution = destSize,
Properties = captureProp,
//CaptureType = captureType,
//Fps = (int)args.Fps,
//CaptureMouse = args.CaptureMouse,
//AspectRatio = true,
//UseHardware = false,
};
if (captureType == VideoCaptureType.GDI ||
captureType == VideoCaptureType.GDILayered ||
captureType == VideoCaptureType.GDIPlus ||
captureType == VideoCaptureType.Datapath)
{// масштабируем на энкодере
captureParams.Resolution = new Size(srcRect.Width, srcRect.Height);
}
VideoEncoderSettings encodingParams = new VideoEncoderSettings
{
EncoderFormat = VideoCodingFormat.JPEG,
//Resolution = destSize,
Width = destSize.Width,
Height = destSize.Height,
FrameRate = new MediaRatio(captureParams.Properties.Fps, 1),
EncoderId = "mjpeg",
};
NetworkSettings networkParams = new NetworkSettings
{
RemoteAddr = args.Addres,
RemotePort = args.Port,
};
try
{
httpScreenSource = new ScreenSource();
httpScreenSource.Setup(captureParams);
httpScreenSource.CaptureStopped += HttpScreenSource_CaptureStopped;
httpStreamer = new VideoHttpStreamer(httpScreenSource);
httpStreamer.Setup(encodingParams, networkParams);
httpStreamer.StreamerStopped += HttpStreamer_StreamerStopped;
state = MediaState.Initialized;
}
catch (Exception ex)
{
logger.Error(ex);
errorCode = 100503;
Close();
throw;
}
}
