diff options
10 files changed, 59 insertions, 51 deletions
diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowaudioendpointcontrol.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowaudioendpointcontrol.cpp index 570b44a..30c05ed 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowaudioendpointcontrol.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowaudioendpointcontrol.cpp @@ -55,7 +55,7 @@ DirectShowAudioEndpointControl::DirectShowAudioEndpointControl( , m_deviceEnumerator(0) { if (CreateBindCtx(0, &m_bindContext) == S_OK) { - m_deviceEnumerator = com_new<ICreateDevEnum>(CLSID_SystemDeviceEnum); + m_deviceEnumerator = com_new<ICreateDevEnum>(CLSID_SystemDeviceEnum, IID_ICreateDevEnum); updateEndpoints(); @@ -96,6 +96,7 @@ QString DirectShowAudioEndpointControl::endpointDescription(const QString &name) propertyBag->Release(); } } + return description;; } @@ -120,7 +121,7 @@ void DirectShowAudioEndpointControl::setActiveEndpoint(const QString &name) if (moniker->BindToObject( m_bindContext, 0, - __uuidof(IBaseFilter), + IID_IBaseFilter, reinterpret_cast<void **>(&filter)) == S_OK) { m_service->setAudioOutput(filter); diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowglobal.h b/src/plugins/mediaservices/directshow/mediaplayer/directshowglobal.h index 1c9fe54..7601672 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowglobal.h +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowglobal.h @@ -44,28 +44,26 @@ #include <dshow.h> - QT_BEGIN_HEADER QT_BEGIN_NAMESPACE -template <typename T> T *com_cast(IUnknown *unknown) +template <typename T> T *com_cast(IUnknown *unknown, const IID &iid) { T *iface = 0; - return unknown && unknown->QueryInterface( - __uuidof(T), reinterpret_cast<void **>(&iface)) == S_OK + return unknown && unknown->QueryInterface(iid, reinterpret_cast<void **>(&iface)) == S_OK ? iface : 0; } -template <typename T> T *com_new(const IID &clsid) +template <typename T> T *com_new(const IID &clsid, const IID &iid) { T *object = 0; return CoCreateInstance( clsid, NULL, CLSCTX_INPROC_SERVER, - __uuidof(T), + iid, reinterpret_cast<void **>(&object)) == S_OK ? object : 0; diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowioreader.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowioreader.cpp index 54446b8..7369099 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowioreader.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowioreader.cpp @@ -143,7 +143,7 @@ HRESULT DirectShowIOReader::RequestAllocator( return S_OK; } else { - *ppActual = com_new<IMemAllocator>(CLSID_MemoryAllocator); + *ppActual = com_new<IMemAllocator>(CLSID_MemoryAllocator, IID_IMemAllocator); if (*ppActual) { if ((*ppActual)->SetProperties(pProps, &actualProperties) != S_OK) { diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp index 1dca465..15bfea5 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp @@ -414,8 +414,8 @@ HRESULT DirectShowIOSource::tryConnect(IPin *pin, const AM_MEDIA_TYPE *type) } else if (!m_allocator) { hr = VFW_E_NO_TRANSPORT; - if (IMemInputPin *memPin = com_cast<IMemInputPin>(pin)) { - if ((m_allocator = com_new<IMemAllocator>(CLSID_MemoryAllocator))) { + if (IMemInputPin *memPin = com_cast<IMemInputPin>(pin, IID_IMemInputPin)) { + if ((m_allocator = com_new<IMemAllocator>(CLSID_MemoryAllocator, IID_IMemAllocator))) { ALLOCATOR_PROPERTIES properties; if (memPin->GetAllocatorRequirements(&properties) == S_OK || m_allocator->GetProperties(&properties) == S_OK) { diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowmetadatacontrol.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowmetadatacontrol.cpp index 7b2552f..a33041e 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowmetadatacontrol.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowmetadatacontrol.cpp @@ -344,7 +344,7 @@ void DirectShowMetaDataControl::updateGraph(IFilterGraph2 *graph, IBaseFilter *s if (m_headerInfo) m_headerInfo->Release(); - m_headerInfo = com_cast<IWMHeaderInfo>(source); + m_headerInfo = com_cast<IWMHeaderInfo>(source, IID_IWMHeaderInfo); #endif // DirectShowMediaPlayerService holds a lock at this point so defer emitting signals to a later // time. diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp index b024557..bb7bac3 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp @@ -371,7 +371,7 @@ void DirectShowPlayerControl::updateAudioOutput(IBaseFilter *filter) if (m_audio) m_audio->Release(); - m_audio = com_cast<IBasicAudio>(filter); + m_audio = com_cast<IBasicAudio>(filter, IID_IBasicAudio); } void DirectShowPlayerControl::updateError(QMediaPlayer::Error error, const QString &errorString) diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.cpp index 57f4bec..649f3fb 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.cpp @@ -205,7 +205,7 @@ void DirectShowPlayerService::load(const QMediaContent &media, QIODevice *stream } else { m_graphStatus = Loading; - m_graph = com_new<IFilterGraph2>(CLSID_FilterGraph); + m_graph = com_new<IFilterGraph2>(CLSID_FilterGraph, IID_IFilterGraph2); if (stream) m_pendingTasks = SetStreamSource; @@ -233,13 +233,14 @@ void DirectShowPlayerService::doSetUrlSource(QMutexLocker *locker) #ifndef QT_NO_WMSDK if (url.scheme() == QLatin1String("http") || url.scheme() == QLatin1String("https")) { - if (IFileSourceFilter *fileSource = com_new<IFileSourceFilter>(CLSID_WMAsfReader)) { + if (IFileSourceFilter *fileSource = com_new<IFileSourceFilter>( + CLSID_WMAsfReader, IID_IFileSourceFilter)) { locker->unlock(); hr = fileSource->Load(url.toString().utf16(), 0); locker->relock(); if (SUCCEEDED(hr)) { - source = com_cast<IBaseFilter>(fileSource); + source = com_cast<IBaseFilter>(fileSource, IID_IBaseFilter); if (!SUCCEEDED(hr = m_graph->AddFilter(source, L"Source")) && source) { source->Release(); @@ -342,7 +343,7 @@ void DirectShowPlayerService::doRender(QMutexLocker *locker) { m_pendingTasks |= m_executedTasks & (Play | Pause); - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { control->Stop(); control->Release(); } @@ -462,11 +463,11 @@ void DirectShowPlayerService::doRender(QMutexLocker *locker) void DirectShowPlayerService::doFinalizeLoad(QMutexLocker *locker) { if (m_graphStatus != Loaded) { - if (IMediaEvent *event = com_cast<IMediaEvent>(m_graph)) { + if (IMediaEvent *event = com_cast<IMediaEvent>(m_graph, IID_IMediaEvent)) { event->GetEventHandle(reinterpret_cast<OAEVENT *>(&m_eventHandle)); event->Release(); } - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG duration = 0; seeking->GetDuration(&duration); m_duration = duration / 10; @@ -496,7 +497,8 @@ void DirectShowPlayerService::releaseGraph() { if (m_graph) { if (m_executingTask != 0) { - if (IAMOpenProgress *progress = com_cast<IAMOpenProgress>(m_graph)) { + if (IAMOpenProgress *progress = com_cast<IAMOpenProgress>( + m_graph, IID_IAMOpenProgress)) { progress->AbortOperation(); progress->Release(); } @@ -515,7 +517,7 @@ void DirectShowPlayerService::doReleaseGraph(QMutexLocker *locker) { Q_UNUSED(locker); - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { control->Stop(); control->Release(); } @@ -630,7 +632,7 @@ void DirectShowPlayerService::play() void DirectShowPlayerService::doPlay(QMutexLocker *locker) { - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { locker->unlock(); HRESULT hr = control->Run(); locker->relock(); @@ -672,7 +674,7 @@ void DirectShowPlayerService::pause() void DirectShowPlayerService::doPause(QMutexLocker *locker) { - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { locker->unlock(); HRESULT hr = control->Pause(); locker->relock(); @@ -680,7 +682,7 @@ void DirectShowPlayerService::doPause(QMutexLocker *locker) control->Release(); if (SUCCEEDED(hr)) { - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG position = 0; seeking->GetCurrentPosition(&position); @@ -723,12 +725,12 @@ void DirectShowPlayerService::stop() void DirectShowPlayerService::doStop(QMutexLocker *locker) { if (m_executedTasks & (Play | Pause)) { - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { control->Stop(); control->Release(); } - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG position = 0; seeking->GetCurrentPosition(&position); @@ -763,7 +765,7 @@ void DirectShowPlayerService::setRate(qreal rate) void DirectShowPlayerService::doSetRate(QMutexLocker *locker) { - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { // Cache current values as we can't query IMediaSeeking during a seek due to the // possibility of a deadlock when flushing the VideoSurfaceFilter. LONGLONG currentPosition = 0; @@ -801,7 +803,7 @@ qint64 DirectShowPlayerService::position() const if (m_graphStatus == Loaded) { if (m_executingTask == Seek || m_executingTask == SetRate) { return m_position; - } else if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + } else if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG position = 0; seeking->GetCurrentPosition(&position); @@ -822,7 +824,7 @@ QMediaTimeRange DirectShowPlayerService::availablePlaybackRanges() const if (m_graphStatus == Loaded) { if (m_executingTask == Seek || m_executingTask == SetRate) { return m_playbackRange; - } else if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + } else if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG minimum = 0; LONGLONG maximum = 0; @@ -850,7 +852,7 @@ void DirectShowPlayerService::seek(qint64 position) void DirectShowPlayerService::doSeek(QMutexLocker *locker) { - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG seekPosition = LONGLONG(m_position) * 10; // Cache current values as we can't query IMediaSeeking during a seek due to the @@ -886,7 +888,8 @@ int DirectShowPlayerService::bufferStatus() const #ifndef QT_NO_WMSDK QMutexLocker locker(const_cast<QMutex *>(&m_mutex)); - if (IWMReaderAdvanced2 *reader = com_cast<IWMReaderAdvanced2>(m_source)) { + if (IWMReaderAdvanced2 *reader = com_cast<IWMReaderAdvanced2>( + m_source, IID_IWMReaderAdvanced2)) { DWORD percentage = 0; reader->GetBufferProgress(&percentage, 0); @@ -949,7 +952,7 @@ void DirectShowPlayerService::doReleaseAudioOutput(QMutexLocker *locker) { m_pendingTasks |= m_executedTasks & (Play | Pause); - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { control->Stop(); control->Release(); } @@ -960,7 +963,7 @@ void DirectShowPlayerService::doReleaseAudioOutput(QMutexLocker *locker) decoder->AddRef(); } - if (IFilterChain *chain = com_cast<IFilterChain>(m_graph)) { + if (IFilterChain *chain = com_cast<IFilterChain>(m_graph, IID_IFilterChain)) { chain->RemoveChain(decoder, m_audioOutput); chain->Release(); } else { @@ -1018,7 +1021,7 @@ void DirectShowPlayerService::doReleaseVideoOutput(QMutexLocker *locker) { m_pendingTasks |= m_executedTasks & (Play | Pause); - if (IMediaControl *control = com_cast<IMediaControl>(m_graph)) { + if (IMediaControl *control = com_cast<IMediaControl>(m_graph, IID_IMediaControl)) { control->Stop(); control->Release(); } @@ -1035,7 +1038,7 @@ void DirectShowPlayerService::doReleaseVideoOutput(QMutexLocker *locker) decoder->AddRef(); } - if (IFilterChain *chain = com_cast<IFilterChain>(m_graph)) { + if (IFilterChain *chain = com_cast<IFilterChain>(m_graph, IID_IFilterChain)) { chain->RemoveChain(decoder, m_videoOutput); chain->Release(); } else { @@ -1118,7 +1121,7 @@ void DirectShowPlayerService::videoOutputChanged() void DirectShowPlayerService::graphEvent(QMutexLocker *locker) { - if (IMediaEvent *event = com_cast<IMediaEvent>(m_graph)) { + if (IMediaEvent *event = com_cast<IMediaEvent>(m_graph, IID_IMediaEvent)) { long eventCode; LONG_PTR param1; LONG_PTR param2; @@ -1137,7 +1140,7 @@ void DirectShowPlayerService::graphEvent(QMutexLocker *locker) m_buffering = false; m_atEnd = true; - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG position = 0; seeking->GetCurrentPosition(&position); @@ -1149,7 +1152,7 @@ void DirectShowPlayerService::graphEvent(QMutexLocker *locker) QCoreApplication::postEvent(this, new QEvent(QEvent::Type(EndOfMedia))); break; case EC_LENGTH_CHANGED: - if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph)) { + if (IMediaSeeking *seeking = com_cast<IMediaSeeking>(m_graph, IID_IMediaSeeking)) { LONGLONG duration = 0; seeking->GetDuration(&duration); m_duration = duration / 10; diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.h b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.h index a5da9a4..23515d0 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.h +++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayerservice.h @@ -57,7 +57,6 @@ #include <QtCore/private/qwineventnotifier_p.h> - QT_BEGIN_HEADER QT_BEGIN_NAMESPACE diff --git a/src/plugins/mediaservices/directshow/mediaplayer/videosurfacefilter.cpp b/src/plugins/mediaservices/directshow/mediaplayer/videosurfacefilter.cpp index 7b4aad5..94b6f24 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/videosurfacefilter.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/videosurfacefilter.cpp @@ -446,7 +446,7 @@ HRESULT VideoSurfaceFilter::EndOfStream() QMutexLocker locker(&m_mutex); if (!m_sampleScheduler.scheduleEndOfStream()) { - if (IMediaEventSink *sink = com_cast<IMediaEventSink>(m_graph)) { + if (IMediaEventSink *sink = com_cast<IMediaEventSink>(m_graph, IID_IMediaEventSink)) { sink->Notify( EC_COMPLETE, S_OK, @@ -610,7 +610,7 @@ void VideoSurfaceFilter::sampleReady() sample->Release(); if (eos) { - if (IMediaEventSink *sink = com_cast<IMediaEventSink>(m_graph)) { + if (IMediaEventSink *sink = com_cast<IMediaEventSink>(m_graph, IID_IMediaEventSink)) { sink->Notify( EC_COMPLETE, S_OK, diff --git a/src/plugins/mediaservices/directshow/mediaplayer/vmr9videowindowcontrol.cpp b/src/plugins/mediaservices/directshow/mediaplayer/vmr9videowindowcontrol.cpp index a564e14..b1ddd98 100644 --- a/src/plugins/mediaservices/directshow/mediaplayer/vmr9videowindowcontrol.cpp +++ b/src/plugins/mediaservices/directshow/mediaplayer/vmr9videowindowcontrol.cpp @@ -48,7 +48,7 @@ QT_BEGIN_NAMESPACE Vmr9VideoWindowControl::Vmr9VideoWindowControl(QObject *parent) : QVideoWindowControl(parent) - , m_filter(com_new<IBaseFilter>(CLSID_VideoMixingRenderer9)) + , m_filter(com_new<IBaseFilter>(CLSID_VideoMixingRenderer9, IID_IBaseFilter)) , m_windowId(0) , m_dirtyValues(0) , m_brightness(0) @@ -57,7 +57,7 @@ Vmr9VideoWindowControl::Vmr9VideoWindowControl(QObject *parent) , m_saturation(0) , m_fullScreen(false) { - if (IVMRFilterConfig9 *config = com_cast<IVMRFilterConfig9>(m_filter)) { + if (IVMRFilterConfig9 *config = com_cast<IVMRFilterConfig9>(m_filter, IID_IVMRFilterConfig9)) { config->SetRenderingMode(VMR9Mode_Windowless); config->SetNumberOfStreams(1); config->Release(); @@ -81,7 +81,8 @@ void Vmr9VideoWindowControl::setWinId(WId id) { m_windowId = id; - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { control->SetVideoClippingWindow(m_windowId); control->Release(); } @@ -91,7 +92,8 @@ QRect Vmr9VideoWindowControl::displayRect() const { QRect rect; - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { RECT sourceRect; RECT displayRect; @@ -109,7 +111,8 @@ QRect Vmr9VideoWindowControl::displayRect() const void Vmr9VideoWindowControl::setDisplayRect(const QRect &rect) { - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { RECT sourceRect = { 0, 0, 0, 0 }; RECT displayRect = { rect.left(), rect.top(), rect.right(), rect.bottom() }; @@ -134,7 +137,8 @@ void Vmr9VideoWindowControl::repaint() if (QWidget *widget = QWidget::find(m_windowId)) { HDC dc = widget->getDC(); - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { control->RepaintVideo(m_windowId, dc); control->Release(); } @@ -146,7 +150,8 @@ QSize Vmr9VideoWindowControl::nativeSize() const { QSize size; - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { LONG width; LONG height; @@ -161,7 +166,8 @@ QVideoWidget::AspectRatioMode Vmr9VideoWindowControl::aspectRatioMode() const { QVideoWidget::AspectRatioMode mode = QVideoWidget::KeepAspectRatio; - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { DWORD arMode; if (control->GetAspectRatioMode(&arMode) == S_OK && arMode == VMR9ARMode_None) @@ -173,7 +179,8 @@ QVideoWidget::AspectRatioMode Vmr9VideoWindowControl::aspectRatioMode() const void Vmr9VideoWindowControl::setAspectRatioMode(QVideoWidget::AspectRatioMode mode) { - if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(m_filter)) { + if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>( + m_filter, IID_IVMRWindowlessControl9)) { switch (mode) { case QVideoWidget::IgnoreAspectRatio: control->SetAspectRatioMode(VMR9ARMode_None); @@ -254,7 +261,7 @@ void Vmr9VideoWindowControl::setSaturation(int saturation) void Vmr9VideoWindowControl::setProcAmpValues() { - if (IVMRMixerControl9 *control = com_cast<IVMRMixerControl9>(m_filter)) { + if (IVMRMixerControl9 *control = com_cast<IVMRMixerControl9>(m_filter, IID_IVMRMixerControl9)) { VMR9ProcAmpControl procAmp; procAmp.dwSize = sizeof(VMR9ProcAmpControl); procAmp.dwFlags = m_dirtyValues; |