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Diffstat (limited to 'src/plugins/wmf/player/mfplayersession.h')
| -rw-r--r-- | src/plugins/wmf/player/mfplayersession.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/plugins/wmf/player/mfplayersession.h b/src/plugins/wmf/player/mfplayersession.h new file mode 100644 index 000000000..e6e46ada2 --- /dev/null +++ b/src/plugins/wmf/player/mfplayersession.h @@ -0,0 +1,212 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MFPLAYERSESSION_H +#define MFPLAYERSESSION_H + +#include <mfapi.h> +#include <mfidl.h> + +#include "qmediaplayer.h" +#include "qmediaresource.h" +#include "qmediaservice.h" +#include "qmediatimerange.h" + +#include <QtCore/qcoreevent.h> +#include <QtCore/qmutex.h> +#include <QtCore/qurl.h> +#include <QtCore/qwaitcondition.h> + +QT_BEGIN_NAMESPACE +class QMediaContent; +QT_END_NAMESPACE + +QT_USE_NAMESPACE + +class SourceResolver; +#ifndef Q_WS_SIMULATOR +class Evr9VideoWindowControl; +#endif +class MFAudioEndpointControl; +class MFVideoRendererControl; +class MFPlayerControl; +class MFMetaDataControl; + +class MFPlayerSession : public QObject, public IMFAsyncCallback +{ + Q_OBJECT + friend class SourceResolver; +public: + MFPlayerSession(QObject *parent = 0); + ~MFPlayerSession(); + + STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject); + + STDMETHODIMP_(ULONG) AddRef(void); + + STDMETHODIMP_(ULONG) Release(void); + + STDMETHODIMP Invoke(IMFAsyncResult *pResult); + + STDMETHODIMP GetParameters(DWORD *pdwFlags, DWORD *pdwQueue) + { + Q_UNUSED(pdwFlags); + Q_UNUSED(pdwQueue); + return E_NOTIMPL; + } + + void load(const QMediaContent &media, QIODevice *stream); + void stop(); + void start(); + void pause(); + + QMediaPlayer::MediaStatus status() const; + qint64 position(); + void setPosition(qint64 position); + qreal playbackRate() const; + void setPlaybackRate(qreal rate); + int volume() const; + void setVolume(int volume); + bool isMuted() const; + void setMuted(bool muted); + int bufferStatus(); + QMediaTimeRange availablePlaybackRanges(); + + void changeStatus(QMediaPlayer::MediaStatus newStatus); + +Q_SIGNALS: + void error(QMediaPlayer::Error error, QString errorString, bool isFatal); + void sessionEvent(IMFMediaEvent *sessionEvent); + void statusChanged(); + void audioAvailable(); + void videoAvailable(); + void durationUpdate(qint64 duration); + void seekableUpdate(bool seekable); + void positionChanged(qint64 position); + void playbackRateChanged(qreal rate); + void volumeChanged(int volume); + void mutedChanged(bool muted); + void bufferStatusChanged(int percentFilled); + +private Q_SLOTS: + void handleMediaSourceReady(); + void handleSessionEvent(IMFMediaEvent *sessionEvent); + void handleSourceError(long hr); + +private: + IMFMediaSession *m_session; + IMFPresentationClock *m_presentationClock; + IMFRateControl *m_rateControl; + IMFRateSupport *m_rateSupport; + IMFSimpleAudioVolume *m_volumeControl; + IPropertyStore *m_netsourceStatistics; + PROPVARIANT m_varStart; + UINT64 m_duration; + + enum Command + { + CmdNone = 0, + CmdStop, + CmdStart, + CmdPause, + CmdSeek, + CmdSeekResume, + }; + + void clear(); + void setPositionInternal(qint64 position, Command requestCmd); + void setPlaybackRateInternal(qreal rate); + void commitRateChange(qreal rate, BOOL isThin); + bool canScrub() const; + void scrub(bool enableScrub); + bool m_scrubbing; + float m_restoreRate; + + SourceResolver *m_sourceResolver; + HANDLE m_hCloseEvent; + + enum MediaType + { + Unknown = 0, + Audio = 1, + Video = 2, + }; + DWORD m_mediaTypes; + + enum PendingState + { + NoPending = 0, + CmdPending, + SeekPending, + }; + + struct SeekState + { + void setCommand(Command cmd) { + prevCmd = command; + command = cmd; + } + Command command; + Command prevCmd; + float rate; // Playback rate + BOOL isThin; // Thinned playback? + qint64 start; // Start position + }; + SeekState m_state; // Current nominal state. + SeekState m_request; // Pending request. + PendingState m_pendingState; + float m_pendingRate; + void updatePendingCommands(Command command); + + QMediaPlayer::MediaStatus m_status; + bool m_canScrub; + int m_volume; + bool m_muted; + + void createSession(); + void setupPlaybackTopology(IMFMediaSource *source, IMFPresentationDescriptor *sourcePD); + IMFTopologyNode* addSourceNode(IMFTopology* topology, IMFMediaSource* source, + IMFPresentationDescriptor* presentationDesc, IMFStreamDescriptor *streamDesc); + IMFTopologyNode* addOutputNode(IMFStreamDescriptor *streamDesc, MediaType& mediaType, IMFTopology* topology, DWORD sinkID); +}; + + +#endif |