public void Stop()
{
if (m_pSession != null)
{
HResult hr = m_pSession.Stop();
}
}
/// <summary>
/// Stops the media, but does not VerifyAccess() on
/// the Dispatcher. This can be used by destructors
/// because it happens on another thread and our
/// DirectShow graph and COM run in MTA
/// </summary>
protected void StopInternal()
{
if (m_pSession != null)
{
m_pSession.Stop();
}
}
////////////////////////////////////////////////////////////////////////////////////////
// Name: CPlayer::Stop (Public)
// Description:
// Stops the media session with the current topology
///////////////////////////////////////////////////////////////////////////////////////////
public HResult Stop()
{
Debug.WriteLine("CPlayer::Stop");
HResult hr = 0;
try
{
hr = m_pMediaSession.Stop();
MFError.ThrowExceptionForHR(hr);
}
catch (Exception e)
{
hr = (HResult)Marshal.GetHRForException(e);
}
return(hr);
}
/// <summary>
/// Stops playback
/// </summary>
public void Stop()
{
if (!IsPrepared)
{
throw new InvalidOperationException("This player is still loading.");
}
if (State != PlaybackState.Playing)
{
throw new InvalidOperationException("The player isn't playing");
}
m_Session.Stop();
}
public void Stop()
{
if (m_Session == null)
{
throw new InvalidOperationException("This player hasn't initialized yet");
}
if (!Prepared)
{
throw new InvalidOperationException("This player is still loading.");
}
m_Session.Stop();
PlaybackState = PlaybackState.Stopped;
PlaybackStopped?.Invoke(this, new StoppedEventArgs());
}
private static HResult RunMediaSession(IMFMediaSession mediaSession)
{
HResult hr = S_OK;
bool receiveSessionEvent = true;
while (receiveSessionEvent)
{
HResult hrStatus = S_OK;
IMFMediaEvent mediaEvent = null;
MediaEventType eventType = MediaEventType.MEUnknown;
MFTopoStatus topoStatus = MFTopoStatus.Invalid;
hr = mediaSession.GetEvent(MFEventFlag.None, out mediaEvent);
if (Succeeded(hr))
{
hr = mediaEvent.GetStatus(out hrStatus);
}
if (Succeeded(hr))
{
hr = mediaEvent.GetType(out eventType);
}
if (Succeeded(hr) && Succeeded(hrStatus))
{
switch (eventType)
{
case MediaEventType.MESessionTopologySet:
Debug.WriteLine("MediaSession:TopologySetEvent");
break;
case MediaEventType.MESessionTopologyStatus:
Debug.WriteLine("MediaSession:TopologStatusEvent");
hr = mediaEvent.GetUINT32(MF_EVENT_TOPOLOGY_STATUS, out int topoStatusInt);
if (Succeeded(hr))
{
topoStatus = (MFTopoStatus)topoStatusInt;
switch (topoStatus)
{
case MFTopoStatus.Ready:
Debug.WriteLine("MediaSession:TopologyStatus: MFTopoStatus.Ready");
hr = mediaSession.Start();
break;
default:
Debug.WriteLine("MediaSession:TopologyStatus: MFTopoStatus." + topoStatus);
break;
}
}
break;
case MediaEventType.MESessionClosed:
Debug.WriteLine("MediaSession:SessionClosedEvent");
receiveSessionEvent = false;
break;
case MediaEventType.MESessionStopped:
Debug.WriteLine("MediaSession:SesssionStoppedEvent");
hr = mediaSession.Stop();
break;
default:
Debug.WriteLine("MediaSession:Event: " + eventType);
break;
}
mediaEvent = null;
if (Failed(hr) || Failed(hrStatus))
{
receiveSessionEvent = false;
}
}
}
return(hr);
}
