Ejemplo n.º 1
0
        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;
        }
Ejemplo n.º 2
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;
        }
Ejemplo n.º 3
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();
        }