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Diffstat (limited to 'src/plugins/wmf/player/sourceresolver.cpp')
| -rw-r--r-- | src/plugins/wmf/player/sourceresolver.cpp | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/src/plugins/wmf/player/sourceresolver.cpp b/src/plugins/wmf/player/sourceresolver.cpp deleted file mode 100644 index 9c62fa8..0000000 --- a/src/plugins/wmf/player/sourceresolver.cpp +++ /dev/null @@ -1,318 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "mfplayersession.h" -#include "mfstream.h" -#include "sourceresolver.h" -#include <Mferror.h> -#include <nserror.h> -#include <QtCore/qfile.h> - -/* - SourceResolver is separated from MFPlayerSession to handle the work of resolving a media source - asynchronously. You call SourceResolver::load to request resolving a media source asynchronously, - and it will emit mediaSourceReady() when resolving is done. You can call SourceResolver::cancel to - stop the previous load operation if there is any. -*/ - -SourceResolver::SourceResolver(QObject *parent) - : QObject(parent) - , m_cRef(1) - , m_cancelCookie(0) - , m_sourceResolver(0) - , m_mediaSource(0) - , m_stream(0) -{ -} - -SourceResolver::~SourceResolver() -{ - shutdown(); - if (m_cancelCookie) - m_cancelCookie->Release(); - if (m_sourceResolver) - m_sourceResolver->Release(); -} - -STDMETHODIMP SourceResolver::QueryInterface(REFIID riid, LPVOID *ppvObject) -{ - if (!ppvObject) - return E_POINTER; - if (riid == IID_IUnknown) { - *ppvObject = static_cast<IUnknown*>(this); - } else if (riid == IID_IMFAsyncCallback) { - *ppvObject = static_cast<IMFAsyncCallback*>(this); - } else { - *ppvObject = NULL; - return E_NOINTERFACE; - } - AddRef(); - return S_OK; -} - -STDMETHODIMP_(ULONG) SourceResolver::AddRef(void) -{ - return InterlockedIncrement(&m_cRef); -} - -STDMETHODIMP_(ULONG) SourceResolver::Release(void) -{ - LONG cRef = InterlockedDecrement(&m_cRef); - if (cRef == 0) - this->deleteLater(); - return cRef; -} - -HRESULT STDMETHODCALLTYPE SourceResolver::Invoke(IMFAsyncResult *pAsyncResult) -{ - QMutexLocker locker(&m_mutex); - MF_OBJECT_TYPE ObjectType = MF_OBJECT_INVALID; - IUnknown* pSource = NULL; - State *state = static_cast<State*>(pAsyncResult->GetStateNoAddRef()); - - HRESULT hr = S_OK; - if (state->fromStream()) - hr = m_sourceResolver->EndCreateObjectFromByteStream(pAsyncResult, &ObjectType, &pSource); - else - hr = m_sourceResolver->EndCreateObjectFromURL(pAsyncResult, &ObjectType, &pSource); - - if (state->sourceResolver() != m_sourceResolver) { - //This is a cancelled one - return S_OK; - } - - if (m_cancelCookie) { - m_cancelCookie->Release(); - m_cancelCookie = NULL; - } - - if (FAILED(hr)) { - emit error(hr); - return S_OK; - } - - if (m_mediaSource) { - m_mediaSource->Release(); - m_mediaSource = NULL; - } - - hr = pSource->QueryInterface(IID_PPV_ARGS(&m_mediaSource)); - if (FAILED(hr)) { - emit error(hr); - return S_OK; - } - - emit mediaSourceReady(); - - return S_OK; -} - -HRESULT STDMETHODCALLTYPE SourceResolver::GetParameters(DWORD*, DWORD*) -{ - return E_NOTIMPL; -} - -void SourceResolver::load(QMediaResourceList& resources, QIODevice* stream) -{ - QMutexLocker locker(&m_mutex); - HRESULT hr = S_OK; - if (!m_sourceResolver) - hr = MFCreateSourceResolver(&m_sourceResolver); - - if (m_stream) { - m_stream->Release(); - m_stream = NULL; - } - - if (FAILED(hr)) { - qWarning() << "Failed to create Source Resolver!"; - emit error(hr); - } else if (stream) { - if (resources.count() > 0) { - QMediaResource resource = resources.takeFirst(); - QUrl url = resource.url(); - m_stream = new MFStream(stream, false); - hr = m_sourceResolver->BeginCreateObjectFromByteStream(m_stream, reinterpret_cast<const OLECHAR *>(url.toString().utf16()), - MF_RESOLUTION_MEDIASOURCE, NULL, &m_cancelCookie, this, new State(m_sourceResolver, true)); - if (FAILED(hr)) { - qWarning() << "Unsupported stream!"; - emit error(hr); - } - } else { - hr = MF_E_UNSUPPORTED_BYTESTREAM_TYPE; - qWarning() << "Can't load stream without a hint of MIME type in a url"; - emit error(hr); - } - } else { - QMediaResource resource = resources.takeFirst(); - QUrl url = resource.url(); -#ifdef DEBUG_MEDIAFOUNDATION - qDebug() << "loading :" << url; - qDebug() << "url path =" << url.path().mid(1); -#endif -#ifdef TEST_STREAMING - //Testing stream function - if (url.scheme() == QLatin1String("file")) { - stream = new QFile(url.path().mid(1), this); - if (stream->open(QIODevice::ReadOnly)) { - m_stream = new MFStream(stream, true); - hr = m_sourceResolver->BeginCreateObjectFromByteStream(m_stream, reinterpret_cast<const OLECHAR *>(url.toString().utf16()), - MF_RESOLUTION_MEDIASOURCE, NULL, &m_cancelCookie, this, new State(m_sourceResolver, true)); - if (FAILED(hr)) { - qWarning() << "Unsupported stream!"; - emit error(hr); - } - } else { - delete stream; - emit error(QMediaPlayer::FormatError); - } - } else -#endif - if (url.scheme() == QLatin1String("qrc")) { - // If the canonical URL refers to a Qt resource, open with QFile and use - // the stream playback capability to play. - stream = new QFile(QLatin1Char(':') + url.path(), this); - if (stream->open(QIODevice::ReadOnly)) { - m_stream = new MFStream(stream, true); - hr = m_sourceResolver->BeginCreateObjectFromByteStream(m_stream, reinterpret_cast<const OLECHAR *>(url.toString().utf16()), - MF_RESOLUTION_MEDIASOURCE, NULL, &m_cancelCookie, this, new State(m_sourceResolver, true)); - if (FAILED(hr)) { - qWarning() << "Unsupported stream!"; - emit error(hr); - } - } else { - delete stream; - emit error(QMediaPlayer::FormatError); - } - } else { - hr = m_sourceResolver->BeginCreateObjectFromURL(reinterpret_cast<const OLECHAR *>(url.toString().utf16()), - MF_RESOLUTION_MEDIASOURCE, NULL, &m_cancelCookie, this, new State(m_sourceResolver, false)); - if (FAILED(hr)) { - qWarning() << "Unsupported url scheme!"; - emit error(hr); - } - } - } -} - -void SourceResolver::cancel() -{ - QMutexLocker locker(&m_mutex); - if (m_cancelCookie) { - m_sourceResolver->CancelObjectCreation(m_cancelCookie); - m_cancelCookie->Release(); - m_cancelCookie = NULL; - m_sourceResolver->Release(); - m_sourceResolver = NULL; - } -} - -void SourceResolver::shutdown() -{ - if (m_mediaSource) { - m_mediaSource->Shutdown(); - m_mediaSource->Release(); - m_mediaSource = NULL; - } - - if (m_stream) { - m_stream->Release(); - m_stream = NULL; - } -} - -IMFMediaSource* SourceResolver::mediaSource() const -{ - return m_mediaSource; -} - -///////////////////////////////////////////////////////////////////////////////// -SourceResolver::State::State(IMFSourceResolver *sourceResolver, bool fromStream) - : m_cRef(1) - , m_sourceResolver(sourceResolver) - , m_fromStream(fromStream) -{ - sourceResolver->AddRef(); -} - -SourceResolver::State::~State() -{ - m_sourceResolver->Release(); -} - -STDMETHODIMP SourceResolver::State::QueryInterface(REFIID riid, LPVOID *ppvObject) -{ - if (!ppvObject) - return E_POINTER; - if (riid == IID_IUnknown) { - *ppvObject = static_cast<IUnknown*>(this); - } else { - *ppvObject = NULL; - return E_NOINTERFACE; - } - AddRef(); - return S_OK; -} - -STDMETHODIMP_(ULONG) SourceResolver::State::AddRef(void) -{ - return InterlockedIncrement(&m_cRef); -} - -STDMETHODIMP_(ULONG) SourceResolver::State::Release(void) -{ - LONG cRef = InterlockedDecrement(&m_cRef); - if (cRef == 0) - delete this; - // For thread safety, return a temporary variable. - return cRef; -} - -IMFSourceResolver* SourceResolver::State::sourceResolver() const -{ - return m_sourceResolver; -} - -bool SourceResolver::State::fromStream() const -{ - return m_fromStream; -} - |