diff options
Diffstat (limited to 'src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp')
| -rw-r--r-- | src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp | 639 |
1 files changed, 0 insertions, 639 deletions
diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp deleted file mode 100644 index 7b66d56c24..0000000000 --- a/src/plugins/mediaservices/directshow/mediaplayer/directshowiosource.cpp +++ /dev/null @@ -1,639 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "directshowiosource.h" - -#include "directshowglobal.h" -#include "directshowmediatype.h" -#include "directshowpinenum.h" - -#include <QtCore/qcoreapplication.h> -#include <QtCore/qurl.h> - -QT_BEGIN_NAMESPACE - -static const GUID directshow_subtypes[] = -{ - MEDIASUBTYPE_Avi, - MEDIASUBTYPE_WAVE, - MEDIASUBTYPE_NULL -}; - -DirectShowIOSource::DirectShowIOSource(DirectShowEventLoop *loop) - : m_ref(1) - , m_state(State_Stopped) - , m_reader(0) - , m_loop(loop) - , m_graph(0) - , m_clock(0) - , m_allocator(0) - , m_peerPin(0) - , m_pinId(QLatin1String("Data")) -{ - QVector<AM_MEDIA_TYPE> mediaTypes; - - AM_MEDIA_TYPE type = - { - MEDIATYPE_Stream, // majortype - MEDIASUBTYPE_NULL, // subtype - TRUE, // bFixedSizeSamples - FALSE, // bTemporalCompression - 1, // lSampleSize - GUID_NULL, // formattype - 0, // pUnk - 0, // cbFormat - 0, // pbFormat - }; - - static const int count = sizeof(directshow_subtypes) / sizeof(GUID); - - for (int i = 0; i < count; ++i) { - type.subtype = directshow_subtypes[i]; - mediaTypes.append(type); - } - - setMediaTypes(mediaTypes); -} - -DirectShowIOSource::~DirectShowIOSource() -{ - Q_ASSERT(m_ref == 0); - - delete m_reader; -} - -void DirectShowIOSource::setDevice(QIODevice *device) -{ - Q_ASSERT(!m_reader); - - m_reader = new DirectShowIOReader(device, this, m_loop); -} - -void DirectShowIOSource::setAllocator(IMemAllocator *allocator) -{ - if (m_allocator) - m_allocator->Release(); - - m_allocator = allocator; - - if (m_allocator) - m_allocator->AddRef(); -} - -// IUnknown -HRESULT DirectShowIOSource::QueryInterface(REFIID riid, void **ppvObject) -{ - // 2dd74950-a890-11d1-abe8-00a0c905f375 - static const GUID iid_IAmFilterMiscFlags = { - 0x2dd74950, 0xa890, 0x11d1, {0xab, 0xe8, 0x00, 0xa0, 0xc9, 0x05, 0xf3, 0x75}}; - - if (!ppvObject) { - return E_POINTER; - } else if (riid == IID_IUnknown - || riid == IID_IPersist - || riid == IID_IMediaFilter - || riid == IID_IBaseFilter) { - *ppvObject = static_cast<IBaseFilter *>(this); - } else if (riid == iid_IAmFilterMiscFlags) { - *ppvObject = static_cast<IAMFilterMiscFlags *>(this); - } else if (riid == IID_IPin) { - *ppvObject = static_cast<IPin *>(this); - } else if (riid == IID_IAsyncReader) { - *ppvObject = static_cast<IAsyncReader *>(m_reader); - } else { - *ppvObject = 0; - - return E_NOINTERFACE; - } - - AddRef(); - - return S_OK; -} - -ULONG DirectShowIOSource::AddRef() -{ - return InterlockedIncrement(&m_ref); -} - -ULONG DirectShowIOSource::Release() -{ - ULONG ref = InterlockedDecrement(&m_ref); - - if (ref == 0) { - delete this; - } - - return ref; -} - -// IPersist -HRESULT DirectShowIOSource::GetClassID(CLSID *pClassID) -{ - *pClassID = CLSID_NULL; - - return S_OK; -} - -// IMediaFilter -HRESULT DirectShowIOSource::Run(REFERENCE_TIME tStart) -{ - QMutexLocker locker(&m_mutex); - - m_state = State_Running; - - return S_OK; -} - -HRESULT DirectShowIOSource::Pause() -{ - QMutexLocker locker(&m_mutex); - - m_state = State_Paused; - - return S_OK; -} - -HRESULT DirectShowIOSource::Stop() -{ - QMutexLocker locker(&m_mutex); - - m_state = State_Stopped; - - return S_OK; -} - -HRESULT DirectShowIOSource::GetState(DWORD dwMilliSecsTimeout, FILTER_STATE *pState) -{ - Q_UNUSED(dwMilliSecsTimeout); - - if (!pState) { - return E_POINTER; - } else { - QMutexLocker locker(&m_mutex); - - *pState = m_state; - - return S_OK; - } -} - -HRESULT DirectShowIOSource::SetSyncSource(IReferenceClock *pClock) -{ - QMutexLocker locker(&m_mutex); - - if (m_clock) - m_clock->Release(); - - m_clock = pClock; - - if (m_clock) - m_clock->AddRef(); - - return S_OK; -} - -HRESULT DirectShowIOSource::GetSyncSource(IReferenceClock **ppClock) -{ - if (!ppClock) { - return E_POINTER; - } else { - if (!m_clock) { - *ppClock = 0; - - return S_FALSE; - } else { - m_clock->AddRef(); - - *ppClock = m_clock; - - return S_OK; - } - } -} - -// IBaseFilter -HRESULT DirectShowIOSource::EnumPins(IEnumPins **ppEnum) -{ - if (!ppEnum) { - return E_POINTER; - } else { - *ppEnum = new DirectShowPinEnum(QList<IPin *>() << this); - - return S_OK; - } -} - -HRESULT DirectShowIOSource::FindPin(LPCWSTR Id, IPin **ppPin) -{ - if (!ppPin || !Id) { - return E_POINTER; - } else { - QMutexLocker locker(&m_mutex); - if (QString::fromWCharArray(Id) == m_pinId) { - AddRef(); - - *ppPin = this; - - return S_OK; - } else { - *ppPin = 0; - - return VFW_E_NOT_FOUND; - } - } -} - -HRESULT DirectShowIOSource::JoinFilterGraph(IFilterGraph *pGraph, LPCWSTR pName) -{ - QMutexLocker locker(&m_mutex); - - m_graph = pGraph; - m_filterName = QString::fromWCharArray(pName); - - return S_OK; -} - -HRESULT DirectShowIOSource::QueryFilterInfo(FILTER_INFO *pInfo) -{ - if (!pInfo) { - return E_POINTER; - } else { - QString name = m_filterName; - - if (name.length() >= MAX_FILTER_NAME) - name.truncate(MAX_FILTER_NAME - 1); - - int length = name.toWCharArray(pInfo->achName); - pInfo->achName[length] = '\0'; - - if (m_graph) - m_graph->AddRef(); - - pInfo->pGraph = m_graph; - - return S_OK; - } -} - -HRESULT DirectShowIOSource::QueryVendorInfo(LPWSTR *pVendorInfo) -{ - Q_UNUSED(pVendorInfo); - - return E_NOTIMPL; -} - -// IAMFilterMiscFlags -ULONG DirectShowIOSource::GetMiscFlags() -{ - return AM_FILTER_MISC_FLAGS_IS_SOURCE; -} - -// IPin -HRESULT DirectShowIOSource::Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt) -{ - QMutexLocker locker(&m_mutex); - if (!pReceivePin) { - return E_POINTER; - } else if (m_state != State_Stopped) { - return VFW_E_NOT_STOPPED; - } else if (m_peerPin) { - return VFW_E_ALREADY_CONNECTED; - } else { - HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED; - - m_peerPin = pReceivePin; - m_peerPin->AddRef(); - - if (!pmt) { - IEnumMediaTypes *mediaTypes = 0; - if (pReceivePin->EnumMediaTypes(&mediaTypes) == S_OK) { - for (AM_MEDIA_TYPE *type = 0; - mediaTypes->Next(1, &type, 0) == S_OK; - DirectShowMediaType::deleteType(type)) { - switch (tryConnect(pReceivePin, type)) { - case S_OK: - DirectShowMediaType::freeData(type); - mediaTypes->Release(); - return S_OK; - case VFW_E_NO_TRANSPORT: - hr = VFW_E_NO_TRANSPORT; - break; - default: - break; - } - } - mediaTypes->Release(); - } - AM_MEDIA_TYPE type = - { - MEDIATYPE_Stream, // majortype - MEDIASUBTYPE_NULL, // subtype - TRUE, // bFixedSizeSamples - FALSE, // bTemporalCompression - 1, // lSampleSize - GUID_NULL, // formattype - 0, // pUnk - 0, // cbFormat - 0, // pbFormat - }; - - static const int count = sizeof(directshow_subtypes) / sizeof(GUID); - - for (int i = 0; i < count; ++i) { - type.subtype = directshow_subtypes[i]; - - switch (tryConnect(pReceivePin, &type)) { - case S_OK: - return S_OK; - case VFW_E_NO_TRANSPORT: - hr = VFW_E_NO_TRANSPORT; - break; - default: - break; - } - } - } else if (pmt->majortype == MEDIATYPE_Stream && (hr = tryConnect(pReceivePin, pmt))) { - return S_OK; - } - - m_peerPin->Release(); - m_peerPin = 0; - - m_mediaType.clear(); - - return hr; - } -} - -HRESULT DirectShowIOSource::tryConnect(IPin *pin, const AM_MEDIA_TYPE *type) -{ - m_mediaType = *type; - - HRESULT hr = pin->ReceiveConnection(this, type); - - if (!SUCCEEDED(hr)) { - if (m_allocator) { - m_allocator->Release(); - m_allocator = 0; - } - } else if (!m_allocator) { - hr = VFW_E_NO_TRANSPORT; - - 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) { - if (properties.cbAlign == 0) - properties.cbAlign = 1; - - ALLOCATOR_PROPERTIES actualProperties; - if (SUCCEEDED(hr = m_allocator->SetProperties(&properties, &actualProperties))) - hr = memPin->NotifyAllocator(m_allocator, TRUE); - } - if (!SUCCEEDED(hr)) { - m_allocator->Release(); - m_allocator = 0; - } - } - memPin->Release(); - } - if (!SUCCEEDED(hr)) - pin->Disconnect(); - } - return hr; -} - -HRESULT DirectShowIOSource::ReceiveConnection(IPin *pConnector, const AM_MEDIA_TYPE *pmt) -{ - Q_UNUSED(pConnector); - Q_UNUSED(pmt); - // Output pin. - return E_NOTIMPL; -} - -HRESULT DirectShowIOSource::Disconnect() -{ - if (!m_peerPin) { - return S_FALSE; - } else if (m_state != State_Stopped) { - return VFW_E_NOT_STOPPED; - } else { - HRESULT hr = m_peerPin->Disconnect(); - - if (!SUCCEEDED(hr)) - return hr; - - if (m_allocator) { - m_allocator->Release(); - m_allocator = 0; - } - - m_peerPin->Release(); - m_peerPin = 0; - - m_mediaType.clear(); - - return S_OK; - } -} - -HRESULT DirectShowIOSource::ConnectedTo(IPin **ppPin) -{ - if (!ppPin) { - return E_POINTER; - } else { - QMutexLocker locker(&m_mutex); - - if (!m_peerPin) { - *ppPin = 0; - - return VFW_E_NOT_CONNECTED; - } else { - m_peerPin->AddRef(); - - *ppPin = m_peerPin; - - return S_OK; - } - } -} - -HRESULT DirectShowIOSource::ConnectionMediaType(AM_MEDIA_TYPE *pmt) -{ - if (!pmt) { - return E_POINTER; - } else { - QMutexLocker locker(&m_mutex); - - if (!m_peerPin) { - pmt = 0; - - return VFW_E_NOT_CONNECTED; - } else { - DirectShowMediaType::copy(pmt, m_mediaType); - - return S_OK; - } - } -} - -HRESULT DirectShowIOSource::QueryPinInfo(PIN_INFO *pInfo) -{ - if (!pInfo) { - return E_POINTER; - } else { - AddRef(); - - pInfo->pFilter = this; - pInfo->dir = PINDIR_OUTPUT; - - const int bytes = qMin(MAX_FILTER_NAME, (m_pinId.length() + 1) * 2); - - qMemCopy(pInfo->achName, m_pinId.utf16(), bytes); - - return S_OK; - } -} - -HRESULT DirectShowIOSource::QueryId(LPWSTR *Id) -{ - if (!Id) { - return E_POINTER; - } else { - const int bytes = (m_pinId.length() + 1) * 2; - - *Id = static_cast<LPWSTR>(::CoTaskMemAlloc(bytes)); - - qMemCopy(*Id, m_pinId.utf16(), bytes); - - return S_OK; - } -} - -HRESULT DirectShowIOSource::QueryAccept(const AM_MEDIA_TYPE *pmt) -{ - if (!pmt) { - return E_POINTER; - } else if (pmt->majortype == MEDIATYPE_Stream) { - return S_OK; - } else { - return S_FALSE; - } -} - -HRESULT DirectShowIOSource::EnumMediaTypes(IEnumMediaTypes **ppEnum) -{ - if (!ppEnum) { - return E_POINTER; - } else { - *ppEnum = createMediaTypeEnum(); - - return S_OK; - } -} - -HRESULT DirectShowIOSource::QueryInternalConnections(IPin **apPin, ULONG *nPin) -{ - Q_UNUSED(apPin); - Q_UNUSED(nPin); - - return E_NOTIMPL; -} - -HRESULT DirectShowIOSource::EndOfStream() -{ - return S_OK; -} - -HRESULT DirectShowIOSource::BeginFlush() -{ - return m_reader->BeginFlush(); -} - -HRESULT DirectShowIOSource::EndFlush() -{ - return m_reader->EndFlush(); -} - -HRESULT DirectShowIOSource::NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate) -{ - Q_UNUSED(tStart); - Q_UNUSED(tStop); - Q_UNUSED(dRate); - - return S_OK; -} - -HRESULT DirectShowIOSource::QueryDirection(PIN_DIRECTION *pPinDir) -{ - if (!pPinDir) { - return E_POINTER; - } else { - *pPinDir = PINDIR_OUTPUT; - - return S_OK; - } -} - -QT_END_NAMESPACE - -DirectShowRcSource::DirectShowRcSource(DirectShowEventLoop *loop) - : DirectShowIOSource(loop) -{ -} - -bool DirectShowRcSource::open(const QUrl &url) -{ - m_file.moveToThread(QCoreApplication::instance()->thread()); - - m_file.setFileName(QLatin1Char(':') + url.path()); - - if (m_file.open(QIODevice::ReadOnly)) { - - setDevice(&m_file); - - return true; - } else { - return false; - } -} |