bool CAVISplitter::Suspend()
{
// the parser cannot set the seek params until the pushing
// thread is stopped
ThreadMsg msg = m_thread_state;
bool bShouldRestart = false;
if (msg == tm_start) {
BeginFlush();
if (m_threadid != GetCurrentThreadId())
{
bShouldRestart = true;
PauseThread();
}
EndFlush();
}
return bShouldRestart;
}
HRESULT
CPullPin::Seek(REFERENCE_TIME tStart, REFERENCE_TIME tStop) {
CAutoLock lock(&m_AccessLock);
ThreadMsg AtStart = m_State;
if(AtStart == TM_Start) {
BeginFlush();
PauseThread();
EndFlush();
}
m_tStart = tStart;
m_tStop = tStop;
HRESULT hr = S_OK;
if(AtStart == TM_Start) {
hr = StartThread();
}
return hr;
}
HRESULT CBufferFilterOutputPin::DeliverEndFlush()
{
CallQueue(EndFlush());
}