SpeechRecognitionConnector.AttachFlow(AudioVideoFlow) Method

Reference

Definition

Namespace:: Microsoft.Rtc.Collaboration.AudioVideo

Assembly:: Microsoft.Rtc.Collaboration.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Specifies which AudioVideoFlow will provide audio data for speech recognition. Only one AudioVideoFlow may be attached at a time.

public:
 void AttachFlow(Microsoft::Rtc::Collaboration::AudioVideo::AudioVideoFlow ^ audioVideoFlow);

public void AttachFlow (Microsoft.Rtc.Collaboration.AudioVideo.AudioVideoFlow audioVideoFlow);

member this.AttachFlow : Microsoft.Rtc.Collaboration.AudioVideo.AudioVideoFlow -> unit

Parameters

audioVideoFlow: AudioVideoFlow

The AudioVideoFlow to use

Exceptions

InvalidOperationException

Thrown when an AudioVideoFlow is already attached or when an AudioVideoFlow is already attached to another SpeechRecognitionConnector.

Examples

The following example attaches and detaches a ToneController by the time AudioVideoFlow changes its state to Active and Terminated.

C# Attaching and detaching an AudioVideoFlow.


audioVideoFlow.StateChanged += delegate(object sender, MediaFlowStateChangedEventArgs args)
{
    AudioVideoFlow avFlow = (AudioVideoFlow)sender;

    if(avFlow.State == MediaFlowState.Active)
    {

        SpeechRecognitionConnector speechRecognitionConnector = new SpeechRecognitionConnector();
        speechRecognitionConnector.AttachFlow(avFlow);

    }
    else if(avFlow.State == MediaFlowState.Terminated)
    {

        if (avFlow.SpeechRecognitionConnector != null)
        {
            avFlow.SpeechRecognitionConnector.DetachFlow();
        }

    }
};

Applies to

Share via