private void Initialize(IRandomAccessStream fileStream)
{
_mediaDecoder.Initialize(fileStream);
var streamInfo = _mediaDecoder.GetStreamInfo();
var encodingProperties = AudioEncodingProperties.CreatePcm(
streamInfo.SampleRate, streamInfo.ChannelCount, streamInfo.BitsPerSample);
_mediaSource = new MediaStreamSource(new AudioStreamDescriptor(encodingProperties));
_mediaSource.Starting += OnMediaSourceStarting;
_mediaSource.SampleRequested += OnMediaSourceSampleRequested;
_mediaSource.Closed += OnMediaSourceClosed;
_mediaSource.Duration = TimeSpan.FromSeconds(streamInfo.Duration);
_mediaSource.BufferTime = TimeSpan.Zero;
_mediaSource.CanSeek = true;
}
