private void SwitchVideoDevice(object sender, SelectionChangedEventArgs e)
{
if (VideoChat.GetVideoDevices().SelectedIndex >= 0)
{
LocalMediaStream.SetVideoDeviceNumber(VideoChat.GetVideoDevices().SelectedIndex);
}
}
public void Stop(Action <string> callback)
{
// Clear out the layout manager.
if (LayoutManager != null)
{
LayoutManager.RemoveRemoteVideoControls();
LayoutManager.UnsetLocalVideoControl();
LayoutManager = null;
}
if (LocalMediaStream != null)
{
LocalMediaStream.OnAudioDeviceNumberChanged -= UpdateSelectedAudioDevice;
LocalMediaStream.OnVideoDeviceNumberChanged -= UpdateSelectedVideoDevice;
}
if (VideoChat != null)
{
VideoChat.GetAudioDevices().SelectionChanged -= SwitchAudioDevice;
VideoChat.GetVideoDevices().SelectionChanged -= SwitchVideoDevice;
VideoChat = null;
}
// Stop the local media stream.
if (LocalMediaStream != null)
{
LocalMediaStream.Stop();
LocalMediaStream = null;
}
callback(null);
}
public bool ResumeVideo()
{
if (LocalMediaStream != null)
{
return(LocalMediaStream.ResumeVideo());
}
return(false);
}
public bool PauseVideo()
{
if (LocalMediaStream != null)
{
return(LocalMediaStream.PauseVideo());
}
return(false);
}
public void Stop(Action <string> callback)
{
LayoutManager.UnsetLocalVideoControl();
LayoutManager.RemoveRemoteVideoControls();
LayoutManager = null;
LocalMediaStream.Stop();
LocalMediaStream = null;
LocalVideoControl = null;
callback(null);
}
public void Stop(Action <string> callback)
{
// Clear out the layout manager.
if (LayoutManager != null)
{
LayoutManager.UnsetLocalVideoControl();
LayoutManager.RemoveRemoteVideoControls();
LayoutManager = null;
}
// Stop the local media stream.
if (LocalMediaStream != null)
{
LocalMediaStream.Stop();
LocalMediaStream = null;
}
callback(null);
}
public void GetUserMedia(Context context, ViewGroup videoContainer)
{
DefaultProviders.AndroidContext = context;
UserMedia.GetMedia(new GetMediaArgs(true, true)
{
DefaultVideoPreviewScale = LayoutScale.Contain,
DefaultVideoScale = LayoutScale.Contain,
VideoWidth = 640,
VideoHeight = 480,
VideoFrameRate = 15,
OnSuccess = (result) =>
{
_localMedia = result.LocalStream;
_layoutManager = new AndroidLayoutManager(videoContainer);
_senderLocalVideoControl = (View)result.LocalVideoControl;
var localVideoStream = new VideoStream(result.LocalStream);
_conference = new Conference(STUN_TURN_URL, new Stream[] { new AudioStream(result.LocalStream), localVideoStream });
_conference.RelayUsername = "******";
_conference.RelayPassword = "******";
_conference.DtlsCertificate = Certificate.GenerateCertificate();
_conference.OnLinkCandidate += Conference_OnLinkCandidate;
_conference.OnLinkOfferAnswer += Conference_OnLinkOfferAnswer;
localVideoStream.OnLinkInit += LocalVideoStream_OnLinkInit;
localVideoStream.OnLinkDown += LocalVideoStream_OnLinkDown;
_layoutManager.SetLocalVideoControl(_senderLocalVideoControl);
_opusEchoCanceller = new OpusEchoCanceller(4800, 2);
_opusEchoCanceller.Start();
},
OnFailure = (error) =>
{
Console.WriteLine(error);
}
});
}
public void Start(VideoChat videoChat, Action <string> callback)
{
// WebRTC audio and video streams require us to first get access to
// the local media (microphone, camera, or both).
UserMedia.GetMedia(new GetMediaArgs(Audio, Video)
{
// Specify an audio capture provider, a video
// capture provider, an audio render provider,
// and a video render provider. The IceLink
// SDK comes bundled with video support for
// WinForms and WPF, and uses NAudio for audio
// support. For lower latency audio, use ASIO.
AudioCaptureProvider = new NAudioCaptureProvider(),
VideoCaptureProvider = new VideoCaptureProvider(),
CreateAudioRenderProvider = (e) =>
{
return(new NAudioRenderProvider());
},
CreateVideoRenderProvider = (e) =>
{
return(new VideoRenderProvider(LayoutScale.Contain));
},
VideoWidth = VideoWidth, // optional
VideoHeight = VideoHeight, // optional
VideoFrameRate = VideoFrameRate, // optional
OnFailure = (e) =>
{
callback(string.Format("Could not get media. {0}", e.Exception.Message));
},
OnSuccess = (e) =>
{
// We have successfully acquired access to the local
// audio/video device! Grab a reference to the media.
// Internally, it maintains access to the local audio
// and video feeds coming from the device hardware.
LocalMediaStream = e.LocalStream;
// Wire up the UI.
VideoChat = videoChat;
Win8LayoutManager.SafeInvoke(() =>
{
VideoChat.GetAudioDevices().ItemsSource = LocalMediaStream.GetAudioDeviceNames();
VideoChat.GetVideoDevices().ItemsSource = LocalMediaStream.GetVideoDeviceNames();
VideoChat.GetAudioDevices().SelectionChanged += SwitchAudioDevice;
VideoChat.GetVideoDevices().SelectionChanged += SwitchVideoDevice;
VideoChat.GetAudioDevices().SelectedIndex = LocalMediaStream.GetAudioDeviceNumber();
VideoChat.GetVideoDevices().SelectedIndex = LocalMediaStream.GetVideoDeviceNumber();
});
// Keep the UI updated if devices are switched.
LocalMediaStream.OnAudioDeviceNumberChanged += UpdateSelectedAudioDevice;
LocalMediaStream.OnVideoDeviceNumberChanged += UpdateSelectedVideoDevice;
// This is our local video control, a WinForms control
// that displays video coming from the capture source.
var localVideoControl = (FrameworkElement)e.LocalVideoControl;
// Create an IceLink layout manager, which makes the task
// of arranging video controls easy. Give it a reference
// to a WinForms control that can be filled with video feeds.
// Use WpfLayoutManager for WPF-based applications.
LayoutManager = new Win8LayoutManager(VideoChat.GetContainer());
// Display the local video control.
LayoutManager.SetLocalVideoControl(localVideoControl);
callback(null);
}
});
}
private void StartMedia()
{
// Get a video-based local media stream. This
// conference will be send-only.
// ทำการ Get user media ของเครื่อง (Audio and Video Device)
UserMedia.GetMedia(new GetMediaArgs(true, true)
{
AudioCaptureProvider = new NAudioCaptureProvider(),
VideoCaptureProvider = new WpfAForgeVideoCaptureProvider(Dispatcher),
CreateAudioRenderProvider = (e) =>
{
return(new NAudioRenderProvider());
},
CreateVideoRenderProvider = (e) =>
{
return(new ImageVideoRenderProvider(Dispatcher, LayoutScale.Contain));
},
// กำหนดขนาด Video ที่จะแสดงพร้อมทั้ง Frame rate ของ Video
VideoWidth = 352, // optional
VideoHeight = 288, // optional
VideoFrameRate = 30, // optional
// เมื่อไม่สามารถ Access user media ของเครื่องได้ จะแสดง message error
OnFailure = (e) =>
{
Alert("Could not get media. {0}", e.Exception.Message);
},
// เมื่อสามารถ Access user media ของเครื่องได้
OnSuccess = (e) =>
{
// พิมพ์แสดงผลลัพธ์ว่าสามารถ Access user media ของเครื่องได้
Console.WriteLine("Get User media ok...");
// กำหนด localmedia audio and video ที่ใช้งาน
LocalMediaReceiver = e.LocalStream;
// Create a WebRTC audio stream description (requires a
// reference to the local audio feed).
// กำหนด Audio ในการสนทนา
audioStream_Receiver = new AudioStream(LocalMediaReceiver);
// Create a WebRTC video stream description (requires a
// reference to the local video feed). Whenever a P2P link
// initializes using this description, position and display
// the remote video control on-screen by passing it to the
// layout manager created above. Whenever a P2P link goes
// down, remove it.
// กำหนด Video ในการสนทนา
videoStream_Receiver = new VideoStream(LocalMediaReceiver);
// กำหนดแสดง Video เมื่อมีการสนทนากับเลิกสนทนา
videoStream_Receiver.OnLinkInit += AddRemoteVideoControl;
videoStream_Receiver.OnLinkDown += RemoveRemoteVideoControl;
// แสดงรายชื่อ Audio และ Video Device ที่สามารถ Access ได้โดยแสดงใน ComboBox
AudioDevices.ItemsSource = LocalMediaReceiver.GetAudioDeviceNames();
VideoDevices.ItemsSource = LocalMediaReceiver.GetVideoDeviceNames();
// เลือก Audio and Video อันแรกของอุปกรณ์เพื่อใช้งาน
AudioDevices.SelectedIndex = LocalMediaReceiver.GetAudioDeviceNumber();
VideoDevices.SelectedIndex = LocalMediaReceiver.GetVideoDeviceNumber();
// เปลี่ยน Localmedia เมื่อมีการเปลี่ยน Audio and Video Device
AudioDevices.SelectionChanged += SwitchAudioDevice;
VideoDevices.SelectionChanged += SwitchVideoDevice;
// อัพเดตแสดง Video Device เมื่อมีการเลือกหรือเปลี่ยนอุปกรณ์การใช้งาน
LocalMediaReceiver.OnAudioDeviceNumberChanged += UpdateSelectedAudioDevice;
LocalMediaReceiver.OnVideoDeviceNumberChanged += UpdateSelectedVideoDevice;
// This is our local video control, a WinForms control
// that displays video coming from the capture source.
// กำหนดการ capture source ของ Video device
var localVideoControl = (FrameworkElement)e.LocalVideoControl;
// Create an IceLink layout manager, which makes the task
// of arranging video controls easy. Give it a reference
// to a WinForms control that can be filled with video feeds.
// Use WpfLayoutManager for WPF-based applications.
// กำหนดให้ Video แสดงผลที่ canvas ใน UI ของ Sender
LayoutManager = new WpfLayoutManager(containerLocal);
// แสดงผล Video ที่ได้จากการ capture source
LayoutManager.SetLocalVideoControl(localVideoControl);
// เริ่มทำการ Conference
StartConference();
}
});
}
public void Start(VideoPage videoPage, Action <string> callback)
{
// WebRTC audio and video streams require us to first get access to
// the local media (microphone, camera, or both).
UserMedia.GetMedia(new GetMediaArgs(Audio, Video)
{
// Specify an audio capture provider, a video
// capture provider, an audio render provider,
// and a video render provider. The IceLink
// SDK comes bundled with video support for
// WinForms and WPF, and uses NAudio for audio
// support. For lower latency audio, use ASIO.
AudioCaptureProvider = new AudioCaptureProvider(),
VideoCaptureProvider = new VideoCaptureProvider(videoPage),
CreateAudioRenderProvider = (e) =>
{
return(new AudioRenderProvider());
},
CreateVideoRenderProvider = (e) =>
{
return(new Direct3DRenderProvider());
},
VideoWidth = VideoWidth, // optional
VideoHeight = VideoHeight, // optional
VideoFrameRate = VideoFrameRate, // optional
OnFailure = (e) =>
{
callback(string.Format("Could not get media. {0}", e.Exception.Message));
},
OnSuccess = (ea) =>
{
// We have successfully acquired access to the local
// audio/video device! Grab a reference to the media.
// Internally, it maintains access to the local audio
// and video feeds coming from the device hardware.
LocalMediaStream = ea.LocalStream;
// This is our local video control, a WinForms Control or
// WPF FrameworkElement. It is constantly updated with
// our live video feed since we requested video above.
// Add it directly to the UI or use the IceLink layout
// manager, which we do below.
LocalVideoControl = (FrameworkElement)ea.LocalVideoControl;
// Create an IceLink layout manager, which makes the task
// of arranging video controls easy. Give it a reference
// to a WinForms control that can be filled with video feeds.
// For WPF users, the WebRTC extension includes
// WpfLayoutManager, which accepts a Canvas.
LayoutManager = new WpfLayoutManager(videoPage.Container);
// Position and display the local video control on-screen
// by passing it to the layout manager created above.
LayoutManager.SetLocalVideoControl(LocalVideoControl);
// When double-clicked, mute/unmute the local video.
videoPage.Dispatcher.BeginInvoke(() =>
{
LocalVideoControl.DoubleTap += (sender, ce) =>
{
LocalMediaStream.ToggleVideoMute();
};
});
//call back of null will let the app know to continue on to the signalling stage
callback(null);
}
});
}
public void Start(ViewGroup videoContainer, Action<string> callback)
{
/*
* Demonstration of how to record local audio/video to disk while the media stream is active.
*
OpusCodec opus = new OpusCodec();
Vp8Codec vp8 = new Vp8Codec();
opus.Initialize(CodecUsage.Encoder, "opus", 48000, 2);
vp8.Initialize(CodecUsage.Encoder, "VP8");
var oggPath = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments), "audio.ogg");
var ivfPath = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments), "video.ivf");
var audioCaptureProvider = new OggAudioCaptureProvider(oggPath, opus);
var videoCaptureProvider = new IvfVideoCaptureProvider(ivfPath, vp8);
*/
UserMedia.GetMedia(new GetMediaArgs(Audio, Video)
{
// Uncomment this line to do in-app screen capture.
//VideoCaptureProvider = new AndroidVideoCaptureProvider(videoContainer.RootView),
VideoWidth = VideoWidth, // optional
VideoHeight = VideoHeight, // optional
VideoFrameRate = VideoFrameRate, // optional
DefaultVideoPreviewScale = LayoutScale.Contain, // optional
DefaultVideoScale = LayoutScale.Contain, // optional
OnFailure = (e) =>
{
callback(string.Format("Could not get media. {0}", e.Exception.Message));
},
OnSuccess = (e) =>
{
// We have successfully acquired access to the local
// audio/video device! Grab a reference to the media.
// Internally, it maintains access to the local audio
// and video feeds coming from the device hardware.
LocalMediaStream = e.LocalStream;
// This is our local video control, a View. It is
// constantly updated with our live video feed since
// we requested video above. Add it directly to the UI
// or use the IceLink layout manager, which we do below.
var localVideoControl = (View)e.LocalVideoControl;
// Create an IceLink layout manager, which makes the task
// of arranging video controls easy. Give it a reference
// to a View that can be filled with video feeds.
LayoutManager = new AndroidLayoutManager(videoContainer);
// Position and display the local video control on-screen
// by passing it to the layout manager created above.
LayoutManager.SetLocalVideoControl(localVideoControl);
callback(null);
}
});
}
public void Stop(Action<string> callback)
{
// Clear out the layout manager.
if (LayoutManager != null)
{
LayoutManager.RemoveRemoteVideoControls();
LayoutManager.UnsetLocalVideoControl();
LayoutManager = null;
}
// Stop the local media stream.
if (LocalMediaStream != null)
{
LocalMediaStream.Stop();
LocalMediaStream = null;
}
callback(null);
}
