public Scheduler(int iMaxSamples, D3DPresentEngine pCB)
{
if (pCB == null)
{
throw new COMException("Null D3DPresentEngine", MFError.MF_E_NOT_INITIALIZED);
}
m_ScheduledSamples = new Queue(iMaxSamples);
m_EventQueue = new Queue(iMaxSamples * 2);
m_pCB = pCB;
m_pClock = null;
m_bSchedulerThread = false;
m_hThreadReadyEvent = null;
m_hFlushEvent = new AutoResetEvent(false);
m_hMsgEvent = new AutoResetEvent(false);
m_fRate = 1.0f;
m_LastSampleTime = 0;
m_PerFrameInterval = 0;
m_PerFrame_1_4th = 0;
}
private long m_LastSampleTime; // Most recent sample time.
#endregion
public Scheduler(int iMaxSamples, D3DPresentEngine pCB)
{
if (pCB == null)
{
throw new COMException("Null D3DPresentEngine", (int)HResult.MF_E_NOT_INITIALIZED);
}
m_ScheduledSamples = new Queue(iMaxSamples);
m_EventQueue = new Queue(iMaxSamples * 2);
m_pCB = pCB;
m_pClock = null;
m_bSchedulerThread = false;
m_hThreadReadyEvent = null;
m_hFlushEvent = new AutoResetEvent(false);
m_hMsgEvent = new AutoResetEvent(false);
m_fRate = 1.0f;
m_LastSampleTime = 0;
m_PerFrameInterval = 0;
m_PerFrame_1_4th = 0;
}
protected int m_TokenCounter; // Counter. Incremented whenever we create new samples.
#endregion Fields
#region Constructors
/// <summary>
/// Constructor
/// </summary>
public EVRCustomPresenter()
{
if (System.Threading.Thread.CurrentThread.GetApartmentState() != System.Threading.ApartmentState.MTA)
{
throw new Exception("Unsupported theading model");
}
m_iDiscarded = 0;
m_pClock = null;
m_pMixer = null;
m_pMediaEventSink = null;
m_h2 = null;
m_pMediaType = null;
m_bSampleNotify = false;
m_bRepaint = false;
m_bEndStreaming = false;
m_bPrerolled = false;
m_RenderState = RenderState.Shutdown;
m_fRate = 1.0f;
m_TokenCounter = 0;
m_pD3DPresentEngine = new D3DPresentEngine();
m_FrameStep = new FrameStep(); // Frame-stepping information.
m_nrcSource = new MFVideoNormalizedRect(0.0f, 0.0f, 1.0f, 1.0f);
m_scheduler = new Scheduler(D3DPresentEngine.PRESENTER_BUFFER_COUNT, m_pD3DPresentEngine); // Manages scheduling of samples.
m_SamplePool = new SamplePool(D3DPresentEngine.PRESENTER_BUFFER_COUNT); // Pool of allocated samples.
// Force load of mf.dll now, rather than when we try to start streaming
DllCanUnloadNow();
}
