Beispiel #1
0
STDMETHODIMP CBaseSplitterFilter::GetStatus(int i, int& samples, int& size)
{
    CAutoLock cAutoLock(m_pLock);

    if (POSITION pos = m_pOutputs.FindIndex(i)) {
        CBaseSplitterOutputPin* pPin = m_pOutputs.GetAt(pos);
        samples = pPin->QueueCount();
        size = pPin->QueueSize();
        return pPin->IsConnected() ? S_OK : S_FALSE;
    }

    return E_INVALIDARG;
}
Beispiel #2
0
DWORD CBaseSplitterFilter::ThreadProc()
{
    if (m_pSyncReader) {
        m_pSyncReader->SetBreakEvent(GetRequestHandle());
    }

    if (!DemuxInit()) {
        for (;;) {
            DWORD cmd = GetRequest();
            if (cmd == CMD_EXIT) {
                CAMThread::m_hThread = nullptr;
            }
            Reply(S_OK);
            if (cmd == CMD_EXIT) {
                return 0;
            }
        }
    }

    m_eEndFlush.Set();
    m_fFlushing = false;

    for (DWORD cmd = DWORD_ERROR; ; cmd = GetRequest()) {
        if (cmd == CMD_EXIT) {
            m_hThread = nullptr;
            Reply(S_OK);
            return 0;
        }

        SetThreadPriority(m_hThread, m_priority = THREAD_PRIORITY_NORMAL);

        m_rtStart = m_rtNewStart;
        m_rtStop = m_rtNewStop;

        DemuxSeek(m_rtStart);

        if (cmd != DWORD_ERROR) {
            Reply(S_OK);
        }

        m_eEndFlush.Wait();

        m_pActivePins.RemoveAll();

        POSITION pos = m_pOutputs.GetHeadPosition();
        while (pos && !m_fFlushing) {
            CBaseSplitterOutputPin* pPin = m_pOutputs.GetNext(pos);
            if (pPin->IsConnected() && pPin->IsActive()) {
                m_pActivePins.AddTail(pPin);
                pPin->DeliverNewSegment(m_rtStart, m_rtStop, m_dRate);
            }
        }

        do {
            m_bDiscontinuitySent.RemoveAll();
        } while (!DemuxLoop());

        pos = m_pActivePins.GetHeadPosition();
        while (pos && !CheckRequest(&cmd)) {
            m_pActivePins.GetNext(pos)->QueueEndOfStream();
        }
    }

    ASSERT(0); // we should only exit via CMD_EXIT

    m_hThread = nullptr;
    return 0;
}
Beispiel #3
0
HRESULT CBaseSplitterFilter::DeliverPacket(CAutoPtr<Packet> p)
{
    HRESULT hr = S_FALSE;

    CBaseSplitterOutputPin* pPin = GetOutputPin(p->TrackNumber);
    if (!pPin || !pPin->IsConnected() || !m_pActivePins.Find(pPin)) {
        return S_FALSE;
    }

    if (p->rtStart != Packet::INVALID_TIME) {
        m_rtCurrent = p->rtStart;

        p->rtStart -= m_rtStart;
        p->rtStop -= m_rtStart;

        ASSERT(p->rtStart <= p->rtStop);
    }

    {
        CAutoLock cAutoLock(&m_csmtnew);

        CMediaType mt;
        if (m_mtnew.Lookup(p->TrackNumber, mt)) {
            p->pmt = CreateMediaType(&mt);
            m_mtnew.RemoveKey(p->TrackNumber);
        }
    }

    if (!m_bDiscontinuitySent.Find(p->TrackNumber)) {
        p->bDiscontinuity = TRUE;
    }

    DWORD TrackNumber = p->TrackNumber;
    BOOL bDiscontinuity = p->bDiscontinuity;

#if defined(_DEBUG) && 0
    TRACE(_T("[%d]: d%d s%d p%d, b=%d, [%20I64d - %20I64d]\n"),
          p->TrackNumber,
          p->bDiscontinuity, p->bSyncPoint, p->rtStart != Packet::INVALID_TIME && p->rtStart < 0,
          p->GetCount(), p->rtStart, p->rtStop);
#endif

    hr = pPin->QueuePacket(p);

    if (S_OK != hr) {
        if (POSITION pos = m_pActivePins.Find(pPin)) {
            m_pActivePins.RemoveAt(pos);
        }

        if (!m_pActivePins.IsEmpty()) { // only die when all pins are down
            hr = S_OK;
        }

        return hr;
    }

    if (bDiscontinuity) {
        m_bDiscontinuitySent.AddTail(TrackNumber);
    }

    return hr;
}