/// <summary>
/// Creates an initialized AudioSink object.
/// </summary>
/// <param name="result">The MLResult object of the inner platform call(s).</param>
/// <returns> An initialized AudioSink object.</returns>
public static AudioSink Create(out MLResult result, BufferNotifyMode mode = BufferNotifyMode.None)
{
AudioSink audioSink = null;
#if PLATFORM_LUMIN
List <MLWebRTC.Sink> sinks = MLWebRTC.Instance.sinks;
ulong handle = MagicLeapNativeBindings.InvalidHandle;
// We have a chicken-and-egg problem here. We need the audioSink object in order to create the
// userContext ptr from it GCHandle, which will later be used in the audio data callback to
// invoke the delegate on this particular object.
// So, create the AudioSink obj with an invalid handle for now, and then update it if the
// native sink creation is successful.
audioSink = new AudioSink(handle, mode);
NativeBindings.MLWebRTCAudioSinkParams sinkParams = new NativeBindings.MLWebRTCAudioSinkParams(audioSink);
MLResult.Code resultCode = NativeBindings.MLWebRTCAudioSinkCreateEx(ref sinkParams, out handle);
if (!DidNativeCallSucceed(resultCode, "MLWebRTCAudioSinkCreateEx()"))
{
result = MLResult.Create(resultCode);
return(null);
}
audioSink.Handle = handle;
if (MagicLeapNativeBindings.MLHandleIsValid(audioSink.Handle))
{
sinks.Add(audioSink);
}
result = MLResult.Create(resultCode);
#else
result = new MLResult();
#endif
return(audioSink);
}
/// <summary>
/// Initializes a new instance of the <see cref="AudioSink" /> class.
/// </summary>
internal AudioSink(ulong handle, BufferNotifyMode mode) : base(handle)
{
this.Type = MediaStream.Track.Type.Audio;
this.Mode = mode;
this.CurrentServiceStatus = ServiceStatus.Unknown;
this.gcHandle = GCHandle.Alloc(this);
}
