public void Play()
{
Debug.WriteLine("PL:M: Play");
if (String.IsNullOrWhiteSpace(CurrentMedia))
{
throw new InvalidOperationException("Media Source is not specified.");
}
Action playAction;
if (State == PlaybackState.Playing || State == PlaybackState.Pausing)
{
return;
}
else if (State == PlaybackState.Paused)
{
playAction = new Action(() =>
{
m_outputFilter.Play();
State = PlaybackState.Playing;
});
}
else// if (State == State.Stopped)
{
playAction = new Action(() =>
{
m_pipeline = new Pipeline();
m_inputFilter = new FileSourceFilter();
m_inputFilter.MediaSource = this.CurrentMedia;
m_outputFilter = new WaveSinkFilter();
m_outputFilter.PlaybackStopped += M_outputFilter_Stopped;
//m_pipeline.AddFilter(m_inputFilter, 0);
//m_pipeline.AddFilter(m_outputFilter, 1);
m_pipeline.AddInputOutputFilters(m_inputFilter, m_outputFilter);
m_positionAtLastPause = 0.0;
NotifyPropertyChanged(nameof(Length));
m_outputFilter.Play();
State = PlaybackState.Playing;
});
}
m_threadDispatcher.Invoke(playAction);
}