HRESULT SetMaxFrameRate(IMFMediaSource *pSource, DWORD dwTypeIndex)
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFMediaType *pType = NULL;
HRESULT hr = pSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr))
{
goto done;
}
BOOL fSelected;
hr = pPD->GetStreamDescriptorByIndex(dwTypeIndex, &fSelected, &pSD);
if (FAILED(hr))
{
goto done;
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->GetCurrentMediaType(&pType);
if (FAILED(hr))
{
goto done;
}
// Get the maximum frame rate for the selected capture format.
// Note: To get the minimum frame rate, use the
// MF_MT_FRAME_RATE_RANGE_MIN attribute instead.
PROPVARIANT var;
if (SUCCEEDED(pType->GetItem(MF_MT_FRAME_RATE_RANGE_MAX, &var)))
{
hr = pType->SetItem(MF_MT_FRAME_RATE, var);
PropVariantClear(&var);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->SetCurrentMediaType(pType);
}
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
SafeRelease(&pType);
return hr;
}
HRESULT CMFCamCapture::chooseCaptureFormats()
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFMediaType *pType = NULL;
DWORD i;
HRESULT hr = m_spSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr)) {
goto done;
}
BOOL fSelected;
hr = pPD->GetStreamDescriptorByIndex(0, &fSelected, &pSD);
if (FAILED(hr)) {
goto done;
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr)) {
goto done;
}
DWORD cTypes = 0;
hr = pHandler->GetMediaTypeCount(&cTypes);
if (FAILED(hr)) {
goto done;
}
for (i = 0; i < cTypes; i++) {
hr = pHandler->GetMediaTypeByIndex(i, &pType);
if (FAILED(hr)) {
goto done;
}
bool found = selectMediaType(m_spSource, pType);
if (found) {
LogMediaType(pType);
OutputDebugString(L"\n");
}
SafeRelease(&pType);
if (found) {
hr = SetDeviceFormat(m_spSource, i);
break;
}
}
if (i >= cTypes) {
hr = E_FAIL;
}
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
SafeRelease(&pType);
return hr;
}
HRESULT CASFManager::CreateASFSplitter (IMFByteStream *pContentByteStream,
IMFASFSplitter **ppSplitter)
{
if (!pContentByteStream || !ppSplitter)
{
return E_INVALIDARG;
}
if (!m_pContentInfo)
{
return MF_E_NOT_INITIALIZED;
}
HRESULT hr = S_OK;
IMFASFSplitter *pSplitter = NULL;
IMFPresentationDescriptor* pPD = NULL;
UINT64 cbDataOffset = 0, cbDataLength = 0;
CHECK_HR(hr = MFCreateASFSplitter(&pSplitter));
CHECK_HR(hr = pSplitter->Initialize(m_pContentInfo));
//Generate the presentation descriptor
CHECK_HR(hr = m_pContentInfo->GeneratePresentationDescriptor(&pPD));
//Get the offset to the start of the Data Object
CHECK_HR(hr = pPD->GetUINT64(MF_PD_ASF_DATA_START_OFFSET, &cbDataOffset));
//Get the length of the Data Object
CHECK_HR(hr = pPD->GetUINT64(MF_PD_ASF_DATA_LENGTH, &cbDataLength));
m_pByteStream = pContentByteStream;
m_pByteStream->AddRef();
m_cbDataOffset = cbDataOffset;
m_cbDataLength = cbDataLength;
// Return the pointer to the caller.
*ppSplitter = pSplitter;
(*ppSplitter)->AddRef();
TRACE((L"Created Splitter object.\n"));
done:
LOG_MSG_IF_FAILED(L"CASFManager::CreateASFSplitter failed.\n", hr);
SAFE_RELEASE(pSplitter);
SAFE_RELEASE(pPD);
return hr;
}
HRESULT EnumerateCaptureFormats(IMFMediaSource *pSource)
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFMediaType *pType = NULL;
HRESULT hr = pSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr))
{
goto done;
}
BOOL fSelected;
hr = pPD->GetStreamDescriptorByIndex(0, &fSelected, &pSD);
if (FAILED(hr))
{
goto done;
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr))
{
goto done;
}
DWORD cTypes = 0;
hr = pHandler->GetMediaTypeCount(&cTypes);
if (FAILED(hr))
{
goto done;
}
for (DWORD i = 0; i < cTypes; i++)
{
hr = pHandler->GetMediaTypeByIndex(i, &pType);
if (FAILED(hr))
{
goto done;
}
LogMediaType(pType);
OutputDebugString(L"\n");
SafeRelease(&pType);
}
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
SafeRelease(&pType);
return hr;
}
// Create the topology.
HRESULT CreateTopology(IMFMediaSource *pSource, IMFActivate *pSinkActivate, IMFTopology **ppTopo)
{
IMFTopology *pTopology = NULL;
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFTopologyNode *pNode1 = NULL;
IMFTopologyNode *pNode2 = NULL;
HRESULT hr = S_OK;
DWORD cStreams = 0;
CHECK_HR(hr = MFCreateTopology(&pTopology));
CHECK_HR(hr = pSource->CreatePresentationDescriptor(&pPD));
CHECK_HR(hr = pPD->GetStreamDescriptorCount(&cStreams));
for (DWORD i = 0; i < cStreams; i++) {
// In this example, we look for audio streams and connect them to the sink.
BOOL fSelected = FALSE;
GUID majorType;
CHECK_HR(hr = pPD->GetStreamDescriptorByIndex(i, &fSelected, &pSD));
CHECK_HR(hr = pSD->GetMediaTypeHandler(&pHandler));
CHECK_HR(hr = pHandler->GetMajorType(&majorType));
if (majorType == MFMediaType_Video && fSelected) {
CHECK_HR(hr = AddSourceNode(pTopology, pSource, pPD, pSD, &pNode1));
CHECK_HR(hr = AddOutputNode(pTopology, pSinkActivate, 0, &pNode2));
CHECK_HR(hr = pNode1->ConnectOutput(0, pNode2, 0));
break;
} else {
CHECK_HR(hr = pPD->DeselectStream(i));
}
SafeRelease(&pSD);
SafeRelease(&pHandler);
}
*ppTopo = pTopology;
(*ppTopo)->AddRef();
done:
SafeRelease(&pTopology);
SafeRelease(&pNode1);
SafeRelease(&pNode2);
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
return hr;
}
//----------------------------------------------------------------------------
long MediaFoundationVideoDevice::SetDeviceFormat(IMFMediaSource *pSource, DWORD streamIndex, DWORD dwFormatIndex)
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFMediaType *pType = NULL;
HRESULT hr = pSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr))
{
goto done;
}
BOOL fSelected=false;
hr = pPD->GetStreamDescriptorByIndex(streamIndex, &fSelected, &pSD);
if (FAILED(hr))
{
goto done;
}
if (!fSelected)
{
hr = pPD->SelectStream(streamIndex);
if (FAILED(hr))
{
LOG_ERROR("Failed to select stream "<<streamIndex);
goto done;
}
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->GetMediaTypeByIndex(dwFormatIndex, &pType);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->SetCurrentMediaType(pType);
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
SafeRelease(&pType);
return hr;
}
double MediaPlayerPrivateMediaFoundation::durationDouble() const
{
const double tenMegahertz = 10000000;
if (!m_mediaSource)
return 0;
IMFPresentationDescriptor* descriptor;
if (!SUCCEEDED(m_mediaSource->CreatePresentationDescriptor(&descriptor)))
return 0;
UINT64 duration;
if (!SUCCEEDED(descriptor->GetUINT64(MF_PD_DURATION, &duration)))
duration = 0;
descriptor->Release();
return static_cast<double>(duration) / tenMegahertz;
}
/** Set playback topology */
FIntPoint FImfVideoPlayer::SetPlaybackTopology( FImfSampleGrabberCallback* SampleGrabberCallback )
{
FIntPoint OutDimensions = FIntPoint( ForceInit );
HRESULT HResult = S_OK;
IMFPresentationDescriptor* PresentationDesc = NULL;
HResult = MediaSource->CreatePresentationDescriptor( &PresentationDesc );
check( SUCCEEDED( HResult ) );
IMFTopology* Topology = NULL;
HResult = MFCreateTopology( &Topology );
check( SUCCEEDED( HResult ) );
DWORD StreamCount = 0;
HResult = PresentationDesc->GetStreamDescriptorCount( &StreamCount );
check( SUCCEEDED( HResult ) );
for( uint32 i = 0; i < StreamCount; i++ )
{
BOOL bSelected = 0;
IMFStreamDescriptor* StreamDesc = NULL;
HResult = PresentationDesc->GetStreamDescriptorByIndex( i, &bSelected, &StreamDesc );
check( SUCCEEDED( HResult ) );
if( bSelected )
{
FIntPoint VideoDimensions = AddStreamToTopology( Topology, PresentationDesc, StreamDesc, SampleGrabberCallback );
if( VideoDimensions != FIntPoint( ForceInit ) )
OutDimensions = VideoDimensions;
}
StreamDesc->Release( );
}
HResult = MediaSession->SetTopology( 0, Topology );
check( SUCCEEDED( HResult ) );
Topology->Release( );
PresentationDesc->Release( );
return OutDimensions;
}
HRESULT CPlayer::CreateTopologyFromSource(IMFTopology **ppTopology)
{
TRACE((L"CPlayer::CreateTopologyFromSource\n"));
assert(m_pSession != NULL);
assert(m_pSource != NULL);
HRESULT hr = S_OK;
IMFTopology *pTopology = NULL;
IMFPresentationDescriptor* pSourcePD = NULL;
DWORD cSourceStreams = 0;
// Create a new topology.
CHECK_HR(hr = MFCreateTopology(&pTopology));
// Create the presentation descriptor for the media source.
CHECK_HR(hr = m_pSource->CreatePresentationDescriptor(&pSourcePD));
// Get the number of streams in the media source.
CHECK_HR(hr = pSourcePD->GetStreamDescriptorCount(&cSourceStreams));
TRACE((L"Stream count: %d\n", cSourceStreams));
// For each stream, create the topology nodes and add them to the topology.
for (DWORD i = 0; i < cSourceStreams; i++)
{
CHECK_HR(hr = AddBranchToPartialTopology(pTopology, pSourcePD, i));
}
// Return the IMFTopology pointer to the caller.
if (SUCCEEDED(hr))
{
*ppTopology = pTopology;
(*ppTopology)->AddRef();
}
done:
SAFE_RELEASE(pTopology);
SAFE_RELEASE(pSourcePD);
return hr;
}
HRESULT SetDeviceFormat(IMFMediaSource *pSource, DWORD dwFormatIndex)
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFMediaType *pType = NULL;
HRESULT hr = pSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr))
{
goto done;
}
BOOL fSelected;
hr = pPD->GetStreamDescriptorByIndex(0, &fSelected, &pSD);
if (FAILED(hr))
{
goto done;
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->GetMediaTypeByIndex(dwFormatIndex, &pType);
if (FAILED(hr))
{
goto done;
}
hr = pHandler->SetCurrentMediaType(pType);
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
SafeRelease(&pType);
return hr;
}
HRESULT CTedPlayer::GetDuration(MFTIME& hnsTime)
{
HRESULT hr = S_OK;
IMFPresentationDescriptor *pPD = NULL;
if(NULL != m_spSource.p)
{
IFC( m_spSource->CreatePresentationDescriptor( &pPD ) );
IFC( pPD->GetUINT64( MF_PD_DURATION, (UINT64*) &hnsTime ) );
}
else
{
hr = E_POINTER;
}
Cleanup:
if(pPD) pPD->Release();
return( hr );
}
HRESULT CASFManager::SetFilePropertiesObject(FILE_PROPERTIES_OBJECT* fileinfo)
{
if (! m_pContentInfo)
{
return MF_E_NOT_INITIALIZED;
}
HRESULT hr = S_OK;
IMFPresentationDescriptor *pPD = NULL;
UINT32 cbBlobSize = 0;
CHECK_HR( hr = m_pContentInfo->GeneratePresentationDescriptor(&pPD));
//get File ID
hr = pPD->GetGUID(MF_PD_ASF_FILEPROPERTIES_FILE_ID, &fileinfo->guidFileID);
// get Creation Time
hr = pPD->GetBlob(MF_PD_ASF_FILEPROPERTIES_CREATION_TIME, (BYTE *)&fileinfo->ftCreationTime, sizeof(FILETIME), &cbBlobSize);
//get Data Packets Count
hr = pPD->GetUINT32(MF_PD_ASF_FILEPROPERTIES_PACKETS, &fileinfo->cbPackets);
//get Play Duration
hr = pPD->GetUINT64(MF_PD_ASF_FILEPROPERTIES_PLAY_DURATION, &fileinfo->cbPlayDuration);
//get presentation duration
hr = pPD->GetUINT64(MF_PD_DURATION, &fileinfo->cbPresentationDuration);
//get Send Duration
hr = pPD->GetUINT64(MF_PD_ASF_FILEPROPERTIES_SEND_DURATION, &fileinfo->cbSendDuration);
//get preroll
UINT64 msecspreroll = 0, hnspreroll =0;
hr = pPD->GetUINT64(MF_PD_ASF_FILEPROPERTIES_PREROLL, &msecspreroll);
hnspreroll = msecspreroll*10000;
fileinfo->cbPreroll = hnspreroll;
//get Flags
hr = pPD->GetUINT32(MF_PD_ASF_FILEPROPERTIES_FLAGS, &fileinfo->cbFlags);
//get Maximum Data Packet Size
hr = pPD->GetUINT32(MF_PD_ASF_FILEPROPERTIES_MAX_PACKET_SIZE, &fileinfo->cbMaxPacketSize);
//get Minimum Data Packet Size
hr = pPD->GetUINT32(MF_PD_ASF_FILEPROPERTIES_MIN_PACKET_SIZE, &fileinfo->cbMinPacketSize);
// get Maximum Bit rate
hr = pPD->GetUINT32(MF_PD_ASF_FILEPROPERTIES_MAX_BITRATE, &fileinfo->cbMaxBitRate);
this->m_fileinfo = fileinfo;
TRACE((L"Read File Properties Object from the ASF Header Object.\n"));
done:
LOG_MSG_IF_FAILED(L"CASFManager::SetFilePropertiesObject failed.\n", hr);
SAFE_RELEASE(pPD);
return hr;
}
//----------------------------------------------------------------------------
long MediaFoundationVideoDevice::EnumerateCaptureFormats(IMFMediaSource *pSource)
{
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
HRESULT hr=-1;
if (pSource==NULL)
{
goto done;
}
hr = pSource->CreatePresentationDescriptor(&pPD);
if (FAILED(hr))
{
goto done;
}
DWORD descriptorCount = 0;
hr = pPD->GetStreamDescriptorCount(&descriptorCount);
if (FAILED(hr))
{
goto done;
}
for (DWORD streamIndex = 0; streamIndex<descriptorCount; streamIndex++)
{
std::vector<MediaType> formats;
BOOL fSelected = false;
hr = pPD->GetStreamDescriptorByIndex(streamIndex, &fSelected, &pSD);
if (FAILED(hr))
{
goto done;
}
DWORD streamId=0;
hr = pSD->GetStreamIdentifier(&streamId);
if (FAILED(hr))
{
goto done;
}
hr = pSD->GetMediaTypeHandler(&pHandler);
if (FAILED(hr))
{
goto done;
}
DWORD cTypes = 0;
hr = pHandler->GetMediaTypeCount(&cTypes);
if (FAILED(hr))
{
continue;
}
for (DWORD i = 0; i < cTypes; i++)
{
IMFMediaType *pType = NULL;
hr = pHandler->GetMediaTypeByIndex(i, &pType);
if (SUCCEEDED(hr))
{
MediaType mt = FormatReader::Read(pType);\
mt.StreamId = streamId;
formats.push_back(mt);
}
SafeRelease(&pType);
}
this->CurrentFormats.push_back(formats);
}
done:
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
return hr;
}
