AudioControl.GetChannels 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.

Gets the audio channels.

public:
 System::Collections::Generic::IDictionary<Microsoft::Rtc::Collaboration::AudioVideo::ChannelLabel, Microsoft::Rtc::Collaboration::AudioVideo::AudioChannel ^> ^ GetChannels();

public System.Collections.Generic.IDictionary<Microsoft.Rtc.Collaboration.AudioVideo.ChannelLabel,Microsoft.Rtc.Collaboration.AudioVideo.AudioChannel> GetChannels ();

member this.GetChannels : unit -> System.Collections.Generic.IDictionary<Microsoft.Rtc.Collaboration.AudioVideo.ChannelLabel, Microsoft.Rtc.Collaboration.AudioVideo.AudioChannel>

Public Function GetChannels () As IDictionary(Of ChannelLabel, AudioChannel)

Returns

IDictionary<ChannelLabel,AudioChannel>

Dictionary with with an AudioChannel indexed by its ChannelLabel.

Examples

The following example disconnects the call if audio channel direction changes to some value different than SendReceive or Inactive.

C# Getting AudioChannel and verifying its property.


audioVideoFlow.ConfigurationChanged += delegate(object sender, AudioVideoFlowConfigurationChangedEventArgs arg)
{
    AudioVideoFlow avFlow = (AudioVideoFlow)sender;

    // check directions
    AudioChannel audioChannel = (AudioChannel)avFlow.Audio.GetChannels()[ChannelLabel.AudioMono];
    if ((audioChannel.Direction != MediaChannelDirection.SendReceive)
        &amp;&amp; (audioChannel.Direction != MediaChannelDirection.Inactive))
    {
        AudioVideoCall call = avFlow.Call;
        call.EndTerminate(call.BeginTerminate(null, null));
    }
};

Remarks

Returns a read-only dictionary of the channels held by AudioControl. Modification at the Dictionary will not have an effect, as the returned object is a copy of the original one.

Applies to

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