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/****************************************************************************
**
** Copyright (C) 2012 Research In Motion
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MMRENDERERMEDIAPLAYERCONTROL_H
#define MMRENDERERMEDIAPLAYERCONTROL_H
#include "mmrenderermetadata.h"
#include <qmediaplayercontrol.h>
#include <QtCore/qabstractnativeeventfilter.h>
#include <QtCore/qpointer.h>
#include <QtCore/qtimer.h>
typedef struct mmr_connection mmr_connection_t;
typedef struct mmr_context mmr_context_t;
typedef struct mmrenderer_monitor mmrenderer_monitor_t;
QT_BEGIN_NAMESPACE
class MmRendererMetaDataReaderControl;
class MmRendererPlayerVideoRendererControl;
class MmRendererVideoWindowControl;
class MmRendererMediaPlayerControl : public QMediaPlayerControl, public QAbstractNativeEventFilter
{
Q_OBJECT
public:
explicit MmRendererMediaPlayerControl(QObject *parent = 0);
QMediaPlayer::State state() const Q_DECL_OVERRIDE;
QMediaPlayer::MediaStatus mediaStatus() const Q_DECL_OVERRIDE;
qint64 duration() const Q_DECL_OVERRIDE;
qint64 position() const Q_DECL_OVERRIDE;
void setPosition(qint64 position) Q_DECL_OVERRIDE;
int volume() const Q_DECL_OVERRIDE;
void setVolume(int volume) Q_DECL_OVERRIDE;
bool isMuted() const Q_DECL_OVERRIDE;
void setMuted(bool muted) Q_DECL_OVERRIDE;
int bufferStatus() const Q_DECL_OVERRIDE;
bool isAudioAvailable() const Q_DECL_OVERRIDE;
bool isVideoAvailable() const Q_DECL_OVERRIDE;
bool isSeekable() const Q_DECL_OVERRIDE;
QMediaTimeRange availablePlaybackRanges() const Q_DECL_OVERRIDE;
qreal playbackRate() const Q_DECL_OVERRIDE;
void setPlaybackRate(qreal rate) Q_DECL_OVERRIDE;
QMediaContent media() const Q_DECL_OVERRIDE;
const QIODevice *mediaStream() const Q_DECL_OVERRIDE;
void setMedia(const QMediaContent &media, QIODevice *stream) Q_DECL_OVERRIDE;
void play() Q_DECL_OVERRIDE;
void pause() Q_DECL_OVERRIDE;
void stop() Q_DECL_OVERRIDE;
MmRendererPlayerVideoRendererControl *videoRendererControl() const;
void setVideoRendererControl(MmRendererPlayerVideoRendererControl *videoControl);
MmRendererVideoWindowControl *videoWindowControl() const;
void setVideoWindowControl(MmRendererVideoWindowControl *videoControl);
void setMetaDataReaderControl(MmRendererMetaDataReaderControl *metaDataReaderControl);
protected:
virtual void startMonitoring(int contextId, const QString &contextName) = 0;
virtual void stopMonitoring() = 0;
QString contextName() const;
void openConnection();
void emitMmError(const QString &msg);
void emitPError(const QString &msg);
void setMmPosition(qint64 newPosition);
void setMmBufferStatus(const QString &bufferStatus);
void setMmBufferLevel(const QString &bufferLevel);
void handleMmStopped();
void handleMmStatusUpdate(qint64 position);
// must be called from subclass dtors (calls virtual function stopMonitoring())
void destroy();
private Q_SLOTS:
void continueLoadMedia();
private:
QByteArray resourcePathForUrl(const QUrl &url);
void closeConnection();
void attach();
void detach();
void updateMetaData();
// All these set the specified value to the backend, but neither emit changed signals
// nor change the member value.
void setVolumeInternal(int newVolume);
void setPlaybackRateInternal(qreal rate);
void setPositionInternal(qint64 position);
void setMediaStatus(QMediaPlayer::MediaStatus status);
void setState(QMediaPlayer::State state);
enum StopCommand { StopMmRenderer, IgnoreMmRenderer };
void stopInternal(StopCommand stopCommand);
QMediaContent m_media;
mmr_connection_t *m_connection;
mmr_context_t *m_context;
QString m_contextName;
int m_audioId;
QMediaPlayer::State m_state;
int m_volume;
bool m_muted;
qreal m_rate;
QPointer<MmRendererPlayerVideoRendererControl> m_videoRendererControl;
QPointer<MmRendererVideoWindowControl> m_videoWindowControl;
QPointer<MmRendererMetaDataReaderControl> m_metaDataReaderControl;
MmRendererMetaData m_metaData;
int m_id;
qint64 m_position;
QMediaPlayer::MediaStatus m_mediaStatus;
bool m_playAfterMediaLoaded;
bool m_inputAttached;
int m_stopEventsToIgnore;
int m_bufferLevel;
QString m_tempMediaFileName;
QTimer m_loadingTimer;
};
QT_END_NAMESPACE
#endif
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