/// <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="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;
}
}
