/// <summary>
/// Initializes a new instance of the <see cref="CallHandler"/> class.
/// </summary>
/// <param name="statefulCall">The stateful call.</param>
public CallHandler(ICall statefulCall)
{
this.Call = statefulCall;
this.logger = statefulCall.GraphLogger;
this.Call.OnUpdated += this.CallOnUpdated;
// subscribe to dominant speaker event on the audioSocket
var audioSocket = this.Call.GetLocalMediaSession().AudioSocket;
audioSocket.DominantSpeakerChanged += this.OnDominantSpeakerChanged;
// susbscribe to the participants updates, this will inform the bot if a particpant left/joined the conference
this.Call.Participants.OnUpdated += this.ParticipantsOnUpdated;
// attach the botMediaStream
this.BotMediaStream = new BotMediaStream(this.Call.GetLocalMediaSession(), this.logger);
// initialize the timer
var timer = new Timer(1000 * 60); // every 60 seconds
timer.AutoReset = true;
timer.Elapsed += this.OnRecordingStatusFlip;
this.recordingStatusFlipTimer = timer;
}
/// <summary>
/// Initializes a new instance of the <see cref="BotMediaStream"/> class.
/// </summary>
/// <param name="mediaSession">The media session.</param>
/// <param name="logger">Graph logger.</param>
/// <exception cref="InvalidOperationException">Throws when no audio socket is passed in.</exception>
public BotMediaStream(ILocalMediaSession mediaSession, IGraphLogger logger)
{
ArgumentVerifier.ThrowOnNullArgument(mediaSession, "mediaSession");
this.mediaSession = mediaSession;
this.logger = logger;
this.audioSendStatusActive = new TaskCompletionSource <bool>();
this.videoSendStatusActive = new TaskCompletionSource <bool>();
this.startVideoPlayerCompleted = new TaskCompletionSource <bool>();
this.audioSocket = this.mediaSession.AudioSocket;
if (this.audioSocket == null)
{
throw new InvalidOperationException("A mediaSession needs to have at least an audioSocket");
}
this.audioSocket.AudioSendStatusChanged += this.OnAudioSendStatusChanged;
this.mainVideoSocket = this.mediaSession.VideoSockets?.FirstOrDefault();
if (this.mainVideoSocket != null)
{
this.mainVideoSocket.VideoSendStatusChanged += this.OnVideoSendStatusChanged;
this.mainVideoSocket.VideoKeyFrameNeeded += this.OnVideoKeyFrameNeeded;
}
this.videoSockets = this.mediaSession.VideoSockets?.ToList();
this.vbssSocket = this.mediaSession.VbssSocket;
if (this.vbssSocket != null)
{
this.vbssSocket.VideoSendStatusChanged += this.OnVbssSocketSendStatusChanged;
}
var ignoreTask = this.StartAudioVideoFramePlayerAsync().ForgetAndLogExceptionAsync(this.logger, "Failed to start the player");
}
/// <summary>
/// Initializes a new instance of the <see cref="DemoController" /> class.
/// </summary>
public DemoController()
{
_logger = AppHost.AppHostInstance.Resolve <IGraphLogger>();
_eventPublisher = AppHost.AppHostInstance.Resolve <IEventPublisher>();
_botService = AppHost.AppHostInstance.Resolve <IBotService>();
_settings = AppHost.AppHostInstance.Resolve <IOptions <AzureSettings> >().Value;
}
/// <summary>
/// Initializes a new instance of the <see cref="BotMediaStream" /> class.
/// </summary>
/// <param name="mediaSession">he media session.</param>
/// <param name="callId">The call identity</param>
/// <param name="logger">The logger.</param>
/// <param name="eventPublisher">Event Publisher</param>
/// <param name="settings">Azure settings</param>
/// <exception cref="InvalidOperationException">A mediaSession needs to have at least an audioSocket</exception>
public BotMediaStream(
ILocalMediaSession mediaSession,
string callId,
IGraphLogger logger,
IEventPublisher eventPublisher,
IAzureSettings settings
)
: base(logger)
{
ArgumentVerifier.ThrowOnNullArgument(mediaSession, nameof(mediaSession));
ArgumentVerifier.ThrowOnNullArgument(logger, nameof(logger));
ArgumentVerifier.ThrowOnNullArgument(settings, nameof(settings));
this.participants = new List <IParticipant>();
_eventPublisher = eventPublisher;
_callId = callId;
_mediaStream = new MediaStream(
settings,
logger,
mediaSession.MediaSessionId.ToString()
);
// Subscribe to the audio media.
this._audioSocket = mediaSession.AudioSocket;
if (this._audioSocket == null)
{
throw new InvalidOperationException("A mediaSession needs to have at least an audioSocket");
}
this._audioSocket.AudioMediaReceived += this.OnAudioMediaReceived;
}
/// <summary>
/// Initializes a new instance of the <see cref="Bot"/> class.
/// </summary>
/// <param name="options">The bot options.</param>
/// <param name="graphLogger">The graph logger.</param>
/// <param name="serviceContext">Service context.</param>
public Bot(BotOptions options, IGraphLogger graphLogger, StatefulServiceContext serviceContext)
{
this.Options = options;
this.logger = graphLogger;
var name = this.GetType().Assembly.GetName().Name;
var builder = new CommunicationsClientBuilder(
name,
options.AppId,
this.logger);
var authProvider = new AuthenticationProvider(
name,
options.AppId,
options.AppSecret,
this.logger);
builder.SetAuthenticationProvider(authProvider);
builder.SetNotificationUrl(options.BotBaseUrl.ReplacePort(options.BotBaseUrl.Port + serviceContext.NodeInstance()));
builder.SetMediaPlatformSettings(this.MediaInit(options, serviceContext));
builder.SetServiceBaseUrl(options.PlaceCallEndpointUrl);
this.Client = builder.Build();
this.Client.Calls().OnIncoming += this.CallsOnIncoming;
this.Client.Calls().OnUpdated += this.CallsOnUpdated;
this.OnlineMeetings = new OnlineMeetingHelper(authProvider, options.PlaceCallEndpointUrl);
}
#pragma warning disable AvoidAsyncVoid // Avoid async void
/// <summary>
/// Extension for Task to execute the task in background and log any exception.
/// </summary>
/// <param name="task">The task.</param>
/// <param name="logger">The logger.</param>
/// <param name="description">The description.</param>
/// <param name="memberName">Name of the member.</param>
/// <param name="filePath">The file path.</param>
/// <param name="lineNumber">The line number.</param>
public static async void ForgetAndLogException(
this Task task,
IGraphLogger logger,
string description = null,
[CallerMemberName] string memberName = null,
[CallerFilePath] string filePath = null,
[CallerLineNumber] int lineNumber = 0)
{
try
{
await task.ConfigureAwait(false);
}
catch (Exception ex)
{
description = string.IsNullOrWhiteSpace(description)
? "Exception while executing task."
: description;
logger.Error(
ex,
description,
memberName: memberName,
filePath: filePath,
lineNumber: lineNumber);
}
}
/// <summary>
/// Initialize the instance.
/// </summary>
/// <param name="service">Service instance.</param>
/// <param name="logger">Graph logger.</param>
internal void Initialize(Service service, IGraphLogger logger)
{
Validator.IsNull(this.Logger, "Multiple initializations are not allowed.");
this.Logger = logger;
this.Observer = new SampleObserver(logger);
var name = this.GetType().Assembly.GetName().Name;
var builder = new CommunicationsClientBuilder(
name,
service.Configuration.AadAppId,
this.Logger);
var authProvider = new AuthenticationProvider(
name,
service.Configuration.AadAppId,
service.Configuration.AadAppSecret,
this.Logger);
builder.SetAuthenticationProvider(authProvider);
builder.SetNotificationUrl(service.Configuration.CallControlBaseUrl);
builder.SetMediaPlatformSettings(service.Configuration.MediaPlatformSettings);
builder.SetServiceBaseUrl(service.Configuration.PlaceCallEndpointUrl);
this.Client = builder.Build();
this.Client.Calls().OnIncoming += this.CallsOnIncoming;
this.Client.Calls().OnUpdated += this.CallsOnUpdated;
this.OnlineMeetings = new OnlineMeetingHelper(authProvider, service.Configuration.PlaceCallEndpointUrl);
}
/// <summary>
/// Boots this instance.
/// </summary>
public void Boot()
{
DotNetEnv.Env.Load(new DotNetEnv.Env.LoadOptions(parseVariables: false));
var builder = new ConfigurationBuilder();
// tell the builder to look for the appsettings.json file
builder
.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables();
var configuration = builder.Build();
ServiceCollection = new ServiceCollection();
ServiceCollection.AddCoreServices(configuration);
ServiceProvider = ServiceCollection.BuildServiceProvider();
_logger = Resolve <IGraphLogger>();
try
{
_settings = Resolve <IOptions <AzureSettings> >().Value;
_settings.Initialize();
Resolve <IEventPublisher>();
_botService = Resolve <IBotService>();
}
catch (Exception e)
{
_logger.Error(e, "Unhandled exception in Boot()");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="JoinCallController" /> class.
/// </summary>
/// <param name="logger">The logger.</param>
/// <param name="eventPublisher">The event publisher.</param>
/// <param name="botService">The bot service.</param>
/// <param name="settings">The settings.</param>
public JoinCallController(IGraphLogger logger, IEventPublisher eventPublisher, IBotService botService, IAzureSettings settings)
{
_logger = logger;
_botService = botService;
_settings = (AzureSettings)settings;
_eventPublisher = eventPublisher;
}
/// <summary>
/// Initializes a new instance of the <see cref="CallHandler"/> class.
/// </summary>
/// <param name="statefulCall">The stateful call.</param>
/// <param name="logger">Logger instance.</param>
public CallHandler(ICall statefulCall, IGraphLogger logger)
{
this.Call = statefulCall;
this.logger = logger;
// subscribe to call updates
this.Call.OnUpdated += this.CallOnUpdated;
// subscribe to dominant speaker event on the audioSocket
this.Call.GetLocalMediaSession().AudioSocket.DominantSpeakerChanged += this.OnDominantSpeakerChanged;
// subscribe to the VideoMediaReceived event on the main video socket
this.Call.GetLocalMediaSession().VideoSockets.FirstOrDefault().VideoMediaReceived += this.OnVideoMediaReceived;
// susbscribe to the participants updates, this will inform the bot if a particpant left/joined the conference
this.Call.Participants.OnUpdated += this.ParticipantsOnUpdated;
foreach (var videoSocket in this.Call.GetLocalMediaSession().VideoSockets)
{
this.availableSocketIds.Add((uint)videoSocket.SocketId);
}
var outcome = Serializer.SerializeObject(statefulCall.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Call Created:\n" + outcome);
// attach the botMediaStream
this.BotMediaStream = new BotMediaStream(this.Call.GetLocalMediaSession(), this.logger);
}
/// <summary>
/// Initializes a new instance of the <see cref="DemoController" /> class.
/// </summary>
public DemoController(IBotService botService, IOptions <AzureSettings> settings, IGraphLogger logger, InMemoryObserver observer)
{
_logger = logger;
_botService = botService;
_settings = settings.Value;
_observer = observer;
}
/// <summary>
/// Extension for Task to execute the task in background and log any exception.
/// </summary>
/// <param name="task">Task to execute and capture any exceptions.</param>
/// <param name="logger">Graph logger.</param>
/// <param name="description">Friendly description of the task for debugging purposes.</param>
/// <param name="memberName">Calling function.</param>
/// <param name="filePath">File name where code is located.</param>
/// <param name="lineNumber">Line number where code is located.</param>
/// <returns>
/// A <see cref="Task" /> representing the asynchronous operation.
/// </returns>
public static async Task ForgetAndLogExceptionAsync(
this Task task,
IGraphLogger logger,
string description = null,
[CallerMemberName] string memberName = null,
[CallerFilePath] string filePath = null,
[CallerLineNumber] int lineNumber = 0)
{
try
{
await task.ConfigureAwait(false);
logger?.Verbose(
$"Completed running task successfully: {description ?? string.Empty}",
memberName: memberName,
filePath: filePath,
lineNumber: lineNumber);
}
catch (Exception e)
{
// Log and absorb all exceptions here.
logger?.Error(
e,
$"Caught an Exception running the task: {description ?? string.Empty}",
memberName: memberName,
filePath: filePath,
lineNumber: lineNumber);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="BotMediaStream"/> class.
/// </summary>
/// <param name="mediaSession">The media session.</param>
/// <param name="logger">Graph logger.</param>
/// <exception cref="InvalidOperationException">Throws when no audio socket is passed in.</exception>
public BotMediaStream(ILocalMediaSession mediaSession, IGraphLogger logger)
: base(logger)
{
ArgumentVerifier.ThrowOnNullArgument(mediaSession, nameof(mediaSession));
ArgumentVerifier.ThrowOnNullArgument(logger, nameof(logger));
this.mediaSession = mediaSession;
// Subscribe to the audio media.
this.audioSocket = mediaSession.AudioSocket;
if (this.audioSocket == null)
{
throw new InvalidOperationException("A mediaSession needs to have at least an audioSocket");
}
this.audioSocket.AudioMediaReceived += this.OnAudioMediaReceived;
// Subscribe to the video media.
this.videoSockets = this.mediaSession.VideoSockets?.ToList();
if (this.videoSockets?.Any() == true)
{
this.videoSockets.ForEach(videoSocket => videoSocket.VideoMediaReceived += this.OnVideoMediaReceived);
}
// Subscribe to the VBSS media.
this.vbssSocket = this.mediaSession.VbssSocket;
if (this.vbssSocket != null)
{
this.mediaSession.VbssSocket.VideoMediaReceived += this.OnVbssMediaReceived;
}
}
/// <summary>
/// Instantiate a custom server (e.g. for testing).
/// </summary>
/// <param name="config">The configuration to initialize.</param>
/// <param name="logger">Graph logger instance.</param>
public void Initialize(IConfiguration config, IGraphLogger logger)
{
this.Configuration = config;
this.logger = logger;
Bot.Bot.Instance.Initialize(this, logger);
}
public SampleObserver(IGraphLogger logger)
{
// Log unhandled exceptions.
AppDomain.CurrentDomain.UnhandledException += (_, e) => logger.Error(e.ExceptionObject as Exception, $"Unhandled exception");
TaskScheduler.UnobservedTaskException += (_, e) => logger.Error(e.Exception, "Unobserved task exception");
this.subscription = logger.Subscribe(this);
}
/// <summary>
/// Initializes a new instance of the <see cref="Startup"/> class.
/// </summary>
/// <param name="configuration">The configuration interface.</param>
public Startup(IConfiguration configuration)
{
this.graphLogger = new GraphLogger(
component: nameof(Startup),
redirectToTrace: false);
this.Configuration = configuration;
}
public TextToSpeechComponent(Pipeline pipeline, AzureTextToSpeechSettings settings, IGraphLogger logger) : base(pipeline)
{
var speechConfig = SpeechConfig.FromSubscription(settings.SpeechSubscriptionKey, settings.SpeechRegion);
speechConfig.SpeechSynthesisVoiceName = settings.SpeechSynthesisVoiceName;
this.synthesizer = new SpeechSynthesizer(speechConfig, null);
this.logger = logger;
}
/// <summary>
/// Initializes a new instance of the <see cref="BotService" /> class.
/// </summary>
/// <param name="logger">The logger.</param>
/// <param name="eventPublisher">The event publisher.</param>
/// <param name="settings">The settings.</param>
public BotService(
IGraphLogger logger,
IOptions <AzureSettings> settings
)
{
_logger = logger;
_settings = settings.Value;
}
public HeartbeatHandler(TimeSpan frequency, IGraphLogger logger)
: base(logger)
{
var timer = new Timer(frequency.TotalMilliseconds);
timer.Enabled = true;
timer.AutoReset = true;
timer.Elapsed += this.HeartbeatDetected;
this.heartbeatTimer = timer;
}
/// <summary>
/// Initializes a new instance of the <see cref="BotService" /> class.
/// </summary>
/// <param name="logger">The logger.</param>
/// <param name="eventPublisher">The event publisher.</param>
/// <param name="settings">The settings.</param>
public BotService(
IGraphLogger logger,
IEventPublisher eventPublisher,
IAzureSettings settings
)
{
_logger = logger;
_eventPublisher = eventPublisher;
_settings = (AzureSettings)settings;
}
/// <summary>
/// Initializes a new instance of the <see cref="HueBot"/> class.
/// </summary>
/// <param name="context">Stateful service context from service fabric.</param>
/// <param name="logger">Global logger instance.</param>
public HueBot(StatefulServiceContext context, IGraphLogger logger)
: base(context)
{
this.logger = logger;
// Set directory to where the assemblies are running from.
// This is necessary for Media binaries to pick up logging configuration.
var location = Assembly.GetExecutingAssembly().Location;
Directory.SetCurrentDirectory(Path.GetDirectoryName(location));
}
/// <summary>
/// Initializes a new instance of the <see cref="BotService" /> class.
/// </summary>
/// <param name="logger">The logger.</param>
/// <param name="eventPublisher">The event publisher.</param>
/// <param name="settings">The settings.</param>
public BotService(
IGraphLogger logger,
IOptions <AzureSettings> settings,
IOptions <AzureTextToSpeechSettings> ttsSettings,
IOptions <BotSettings> botSettings
)
{
this._logger = logger;
this._botSettings = botSettings.Value;
this._settings = settings.Value;
this._ttsSettings = ttsSettings.Value;
}
/// <summary>
/// Extension for Task to execute the task in background and log any exception.
/// </summary>
/// <param name="task">Task to execute and capture any exceptions.</param>
/// <param name="logger">Graph logger.</param>
/// <param name="description">Friendly description of the task for debugging purposes.</param>
/// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
public static async Task ForgetAndLogExceptionAsync(this Task task, IGraphLogger logger, string description = null)
{
try
{
await task.ConfigureAwait(false);
}
catch (Exception e)
{
// ignore
logger.Error(e, $"Caught an Exception running the task: {description ?? string.Empty} {e.Message}\n StackTrace: {e.StackTrace}");
}
}
public ISLPipeline(
IGraphLogger logger,
AzureTextToSpeechSettings ttsSettings,
BotSettings botSettings,
Action <List <AudioMediaBuffer> > sendAudioToBot,
Action <byte[]> sendScreenShareToBot)
{
this.logger = logger;
this.ttsSettings = ttsSettings;
this.botSettings = botSettings;
this.sendAudioToBot = sendAudioToBot;
this.sendScreenShareToBot = sendScreenShareToBot;
}
/// <summary>
/// Initializes a new instance of the <see cref="CallHandler"/> class.
/// </summary>
/// <param name="statefulCall">Stateful call instance.</param>
public CallHandler(ICall statefulCall)
{
this.logger = statefulCall.GraphLogger;
this.Call = statefulCall;
this.Call.OnUpdated += this.OnCallUpdated;
if (this.Call.GetLocalMediaSession() != null)
{
this.Call.GetLocalMediaSession().AudioSocket.DominantSpeakerChanged += this.OnDominantSpeakerChanged;
this.Call.GetLocalMediaSession().VideoSocket.VideoMediaReceived += this.OnVideoMediaReceived;
}
this.Call.Participants.OnUpdated += this.OnParticipantsUpdated;
}
/// <summary>
/// Creates the video buffers from the provided h264 files.
/// </summary>
/// <param name="currentTick">The number of ticks that represent the current date and time.</param>
/// <param name="videoFormats">The encoded video source formats.</param>
/// <param name="replayed">If the video frame is being replayed.</param>
/// <param name="logger">Graph logger.</param>
/// <returns>The newly created list of <see cref="VideoMediaBuffer"/>.</returns>
public static List <VideoMediaBuffer> CreateVideoMediaBuffers(
long currentTick,
List <VideoFormat> videoFormats,
bool replayed,
IGraphLogger logger)
{
List <VideoMediaBuffer> videoMediaBuffers = new List <VideoMediaBuffer>();
try
{
foreach (var videoFormat in videoFormats)
{
if (H264Frames.TryGetValue(videoFormat.GetId(), out List <H264Frame> h264Frames))
{
// create the videoBuffers
var packetSizeInMs = (long)((MsInOneSec / videoFormat.FrameRate) * TicksInOneMs);
var referenceTime = currentTick;
if (replayed)
{
referenceTime += packetSizeInMs;
}
foreach (var h264Frame in h264Frames)
{
var frameSize = h264Frame.Size;
byte[] buffer = new byte[frameSize];
Marshal.Copy(h264Frame.Data, buffer, 0, (int)frameSize);
videoMediaBuffers.Add(new VideoSendBuffer(buffer, (uint)buffer.Length, videoFormat, referenceTime));
referenceTime += packetSizeInMs;
}
}
else
{
logger.Error($"h264FileReader not found for the videoFromat {videoFormat}");
}
}
logger.Info($"created {videoMediaBuffers.Count} VideoMediaBuffers");
return(videoMediaBuffers);
}
catch (Exception ex)
{
logger.Error(ex, $"Failed to create the videoMediaBuffers with exception");
}
return(videoMediaBuffers);
}
/// <summary>
/// Configuration settings like Authentication, Routes for OWIN.
/// </summary>
/// <param name="app">Builder to configure.</param>
/// <param name="logger">Graph logger.</param>
public void ConfigureSettings(IAppBuilder app, IGraphLogger logger)
{
HttpConfiguration httpConfig = new HttpConfiguration();
httpConfig.MapHttpAttributeRoutes();
httpConfig.MessageHandlers.Add(new LoggingMessageHandler(isIncomingMessageHandler: true, logger: logger, urlIgnorers: new[] { "/logs" }));
httpConfig.Services.Add(typeof(IExceptionLogger), new Common.Logging.ExceptionLogger(logger));
// TODO: Provide serializer settings hooks
// httpConfig.Formatters.JsonFormatter.SerializerSettings = RealTimeMediaSerializer.GetSerializerSettings();
httpConfig.EnsureInitialized();
// Use the HTTP configuration initialized above
app.UseWebApi(httpConfig);
}
/// <summary>
/// Initializes a new instance of the <see cref="Bot" /> class.
/// </summary>
/// <param name="options">The bot options.</param>
/// <param name="graphLogger">The graph logger.</param>
public Bot(BotOptions options, IGraphLogger graphLogger)
{
this.botBaseUri = options.BotBaseUrl;
this.GraphLogger = graphLogger;
var name = this.GetType().Assembly.GetName().Name;
this.AuthenticationProvider = new AuthenticationProvider(name, options.AppId, options.AppSecret, graphLogger);
this.Serializer = new CommsSerializer();
var authenticationWrapper = new AuthenticationWrapper(this.AuthenticationProvider);
this.NotificationProcessor = new NotificationProcessor(authenticationWrapper, this.Serializer);
this.NotificationProcessor.OnNotificationReceived += this.NotificationProcessor_OnNotificationReceived;
this.RequestBuilder = new GraphServiceClient(options.PlaceCallEndpointUrl.AbsoluteUri, authenticationWrapper);
// Add the default headers used by the graph client.
// This will include SdkVersion.
var defaultProperties = new List <IGraphProperty <IEnumerable <string> > >();
using (HttpClient tempClient = GraphClientFactory.Create(authenticationWrapper))
{
defaultProperties.AddRange(tempClient.DefaultRequestHeaders.Select(header => GraphProperty.RequestProperty(header.Key, header.Value)));
}
// graph client
var productInfo = new ProductInfoHeaderValue(
typeof(Bot).Assembly.GetName().Name,
typeof(Bot).Assembly.GetName().Version.ToString());
this.GraphApiClient = new GraphAuthClient(
this.GraphLogger,
this.Serializer.JsonSerializerSettings,
new HttpClient(),
this.AuthenticationProvider,
productInfo,
defaultProperties);
// setup media prompt
this.MediaMap[BotIncomingPromptName] = new MediaPrompt
{
MediaInfo = new MediaInfo
{
Uri = new Uri(options.BotBaseUrl, "audio/speech.wav").ToString(),
ResourceId = Guid.NewGuid().ToString(),
},
};
}
/// <summary>
/// Initializes a new instance of the <see cref="CallHandler"/> class.
/// </summary>
/// <param name="statefulCall">Stateful call instance.</param>
/// <param name="logger">Logger instance.</param>
public CallHandler(ICall statefulCall, IGraphLogger logger)
{
this.logger = logger;
this.Call = statefulCall;
this.Call.OnUpdated += this.OnCallUpdated;
if (this.Call.GetLocalMediaSession() != null)
{
this.Call.GetLocalMediaSession().AudioSocket.DominantSpeakerChanged += this.OnDominantSpeakerChanged;
this.Call.GetLocalMediaSession().VideoSocket.VideoMediaReceived += this.OnVideoMediaReceived;
}
this.Call.Participants.OnUpdated += this.OnParticipantsUpdated;
var outcome = Serializer.SerializeObject(statefulCall.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Call Created:\n" + outcome);
}
/// <summary>
/// Initializes a new instance of the <see cref="CallHandler"/> class.
/// </summary>
/// <param name="statefulCall">Stateful call instance.</param>
public CallHandler(ICall statefulCall)
{
this.logger = statefulCall.GraphLogger;
this.Call = statefulCall;
this.Call.OnUpdated += this.OnCallUpdated;
if (this.Call.GetLocalMediaSession() != null)
{
this.Call.GetLocalMediaSession().AudioSocket.DominantSpeakerChanged += this.OnDominantSpeakerChanged;
this.Call.GetLocalMediaSession().VideoSocket.VideoMediaReceived += this.OnVideoMediaReceived;
}
this.Call.Participants.OnUpdated += this.OnParticipantsUpdated;
this.endCallTimer = new Timer(CallHandler.WaitForMs);
this.endCallTimer.Enabled = false;
this.endCallTimer.AutoReset = false;
this.endCallTimer.Elapsed += this.OnTimerElapsed;
}