void ReleaseGraph(void)
{
if (m_pMC) m_res = m_pMC->Stop();
else if (m_pFilter)
m_res = m_pFilter->Stop();
if (m_pGraph)
{
if (m_pFilter)
{
ASSERT(m_pSFilter);
ASSERT(m_pRFilter);
m_res = m_pGraph->RemoveFilter(m_pFilter);
m_res = m_pGraph->RemoveFilter(m_pSFilter);
m_res = m_pGraph->RemoveFilter(m_pRFilter);
}
RemoveFromRot(m_dwRegister);
}
else
{
if (m_pInputPin) m_res = m_pInputPin->Disconnect();
if (m_pOutputPin) m_res = m_pOutputPin->Disconnect();
if (m_pFilter) m_res = m_pFilter->JoinFilterGraph(NULL, NULL);
if (m_pOurInput) m_res = m_pOurOutput->Disconnect();
if (m_pOurOutput) m_res = m_pOurOutput->Disconnect();
}
if (m_pImp) m_pImp->Release();
if (m_pFilter) m_res = m_pFilter->Release();
if (m_pSFilter) m_res = m_pSFilter->Release();
if (m_pRFilter) m_res = m_pRFilter->Release();
}
void PromptForGraph(IGraphBuilder* pGraph, _TCHAR* pszGraphType)
{
DWORD dwGraphRegister = 0;
AddToRot(pGraph, &dwGraphRegister);
_TCHAR szMsg[1024];
_tcscpy(szMsg, _T("You can connect to the "));
_tcscat(szMsg, pszGraphType);
_tcscat(szMsg, _T(" Graph right now. This is NOT an error."));
MessageBox(::GetDesktopWindow(), szMsg,
_T("Developer information"),
MB_ICONINFORMATION|MB_OK|
MB_SETFOREGROUND|MB_SYSTEMMODAL);
RemoveFromRot(dwGraphRegister);
}
// Function name : CVMR9Graph::BuildFilterGraph
// Description : construct the filter graph
// Return type : BOOL
BOOL CVMR9Graph::BuildFilterGraph(bool withSound)
{
HRESULT hr;
ReleaseAllInterfaces();
RemoveFromRot();
// BUILD the filter graph
hr = CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC, IID_IUnknown, (void**) &m_pGraphUnknown);
if (FAILED(hr)) {
ReportError("Could not build the graph", hr);
return FALSE;
}
// QUERY the filter graph interfaces
hr = m_pGraphUnknown->QueryInterface(IID_IGraphBuilder, (void**) &m_pGraphBuilder);
hr = m_pGraphUnknown->QueryInterface(IID_IFilterGraph, (void**) &m_pFilterGraph);
hr = m_pGraphUnknown->QueryInterface(IID_IFilterGraph2, (void**) &m_pFilterGraph2);
hr = m_pGraphUnknown->QueryInterface(IID_IMediaControl, (void**) & m_pMediaControl);
hr = m_pGraphUnknown->QueryInterface(IID_IMediaSeeking, (void**) & m_pMediaSeeking);
//hr = m_pGraphUnknown->QueryInterface(IID_IMediaEvent, (void**) &m_pMediaEvent);
//hr = m_pGraphUnknown->QueryInterface(IID_IMediaEventEx, (void**) &m_pMediaEventEx);
/* // SET the graph state window callback
if (m_pMediaEventEx != NULL) {
m_pMediaEventEx->SetNotifyWindow((OAHWND)m_hMediaWindow, WM_MEDIA_NOTIF, NULL);
//m_pMediaEventEx->SetNotifyWindow(NULL, NULL, NULL);
}*/
if (withSound)
BuildSoundRenderer();
// Don't known what's wrong... but RenderEx crash when playing whith graphedit build 021204 ...
//do we need this??
//AddToRot(m_pGraphUnknown);
return BuildVMR();
}
void CMediaViewer::CloseViewer(void)
{
CTryBlockLock Lock(&m_DecoderLock);
Lock.TryLock(LOCK_TIMEOUT);
/*
if (!m_bInit)
return;
*/
if (m_pFilterGraph) {
Trace(TEXT("フィルタグラフを停止しています..."));
m_pFilterGraph->Abort();
Stop();
}
Trace(TEXT("COMインスタンスを解放しています..."));
// COMインスタンスを開放する
if (m_pVideoRenderer!=NULL) {
m_pVideoRenderer->Finalize();
}
if (m_pImageMixer!=NULL) {
delete m_pImageMixer;
m_pImageMixer=NULL;
}
if (m_pszVideoDecoderName!=NULL) {
delete [] m_pszVideoDecoderName;
m_pszVideoDecoderName=NULL;
}
SAFE_RELEASE(m_pVideoDecoderFilter);
SAFE_RELEASE(m_pAudioDecoder);
SAFE_RELEASE(m_pAudioRenderer);
#ifndef BONTSENGINE_H264_SUPPORT
SAFE_RELEASE(m_pMpeg2Parser);
#else
SAFE_RELEASE(m_pH264Parser);
#endif
SAFE_RELEASE(m_pMp2DemuxAudioMap);
SAFE_RELEASE(m_pMp2DemuxVideoMap);
SAFE_RELEASE(m_pMp2DemuxFilter);
SAFE_RELEASE(m_pSrcFilter);
SAFE_RELEASE(m_pAudioFilter);
SAFE_RELEASE(m_pMediaControl);
#ifdef _DEBUG
if(m_dwRegister!=0){
RemoveFromRot(m_dwRegister);
m_dwRegister = 0;
}
#endif
if (m_pFilterGraph) {
Trace(TEXT("フィルタグラフを解放しています..."));
#ifdef _DEBUG
TRACE(TEXT("FilterGraph RefCount = %d\n"),DirectShowUtil::GetRefCount(m_pFilterGraph));
#endif
SAFE_RELEASE(m_pFilterGraph);
}
if (m_pVideoRenderer!=NULL) {
delete m_pVideoRenderer;
m_pVideoRenderer=NULL;
}
if (m_pszAudioRendererName!=NULL) {
delete [] m_pszAudioRendererName;
m_pszAudioRendererName=NULL;
}
m_bInit=false;
}
