Recorder.AttachFlow Method

Attaches an AudioVideoFlow instance to this recorder.

Namespace:  Microsoft.Rtc.Collaboration.AudioVideo
Assembly:  Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)

Syntax

'Declaration
Public Sub AttachFlow ( _
    audioVideoFlow As AudioVideoFlow _
)
'Usage
Dim instance As Recorder
Dim audioVideoFlow As AudioVideoFlow

instance.AttachFlow(audioVideoFlow)
public void AttachFlow(
    AudioVideoFlow audioVideoFlow
)

Parameters

Exceptions

Exception Condition
ArgumentNullException

Thrown when the audioVideoFlow parameter is null.

InvalidOperationException

Thrown when the recorder is already attached to another AudioVideoFlow instance.

Examples

The following example attaches and detaches a Recorder 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)
                {

                    Recorder recorder = new Recorder();
                    recorder.AttachFlow(avFlow);

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

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

                }
            };

See Also

Reference

Recorder Class

Recorder Members

Microsoft.Rtc.Collaboration.AudioVideo Namespace