// Intended to be called by the owing filter during EOS processing so
// that the media times can be adjusted to the stop time. This ensures
// that the GetCurrentPosition will actully get to the stop position.
HRESULT
CRendererPosPassThru::EOS()
{
HRESULT hr;
if ( m_bReset == TRUE ) hr = E_FAIL;
else
{
LONGLONG llStop;
if SUCCEEDED(hr=GetStopPosition(&llStop))
{
CAutoLock cAutoLock(&m_PositionLock);
m_StartMedia =
m_EndMedia = llStop;
}
}
void DDFStateMachine::SetStateWaitingForNextFetch(ULO rasterY, ULO cylinder)
{
ULO stop = GetStopPosition();
ULO start = GetStartPosition();
ULO currentCycle = cylinder / 2;
if ((stop & 7) != (start & 7)) stop += GetFetchSize();
if (stop > currentCycle)
{
// More fetches on this line
SetState(DDF_STATE_WAITING_FOR_NEXT_FETCH, MakeArriveTime(rasterY, cylinder + GetFetchSize()*2));
}
else if (start > currentCycle)
{
// Fetch start will be seen on this line
SetState(DDF_STATE_WAITING_FOR_FIRST_FETCH, MakeArriveTime(rasterY, start*2));
}
else
{
SetState(DDF_STATE_WAITING_FOR_FIRST_FETCH, MakeArriveTime(rasterY + 1, start*2));
}
}
STDMETHODIMP CStreamSwitcherPassThru::GetStopPosition(LONGLONG* pStop)
{
CallPeerSeeking(GetStopPosition(pStop));
}
