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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 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, 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.
**
** 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGSTREAMERPLAYERCONTROL_H
#define QGSTREAMERPLAYERCONTROL_H
#include <QtCore/qobject.h>
#include <QtCore/qstack.h>
#include <qmediaplayercontrol.h>
#include <qmediaplayer.h>
#include <limits.h>
QT_BEGIN_NAMESPACE
class QMediaPlayerResourceSetInterface;
class QMediaPlaylist;
class QMediaPlaylistNavigator;
class QSocketNotifier;
class QGstreamerPlayerSession;
class QGstreamerPlayerService;
class QGstreamerPlayerControl : public QMediaPlayerControl
{
Q_OBJECT
Q_PROPERTY(bool mediaDownloadEnabled READ isMediaDownloadEnabled WRITE setMediaDownloadEnabled)
public:
QGstreamerPlayerControl(QGstreamerPlayerSession *session, QObject *parent = 0);
~QGstreamerPlayerControl();
QMediaPlayer::State state() const;
QMediaPlayer::MediaStatus mediaStatus() const;
qint64 position() const;
qint64 duration() const;
int bufferStatus() const;
int volume() const;
bool isMuted() const;
bool isAudioAvailable() const;
bool isVideoAvailable() const;
void setVideoOutput(QObject *output);
bool isSeekable() const;
QMediaTimeRange availablePlaybackRanges() const;
qreal playbackRate() const;
void setPlaybackRate(qreal rate);
QMediaContent media() const;
const QIODevice *mediaStream() const;
void setMedia(const QMediaContent&, QIODevice *);
bool isMediaDownloadEnabled() const;
void setMediaDownloadEnabled(bool enabled);
QMediaPlayerResourceSetInterface* resources() const;
public Q_SLOTS:
void setPosition(qint64 pos);
void play();
void pause();
void stop();
void setVolume(int volume);
void setMuted(bool muted);
private Q_SLOTS:
void updateSessionState(QMediaPlayer::State state);
void updateMediaStatus();
void processEOS();
void setBufferProgress(int progress);
void applyPendingSeek(bool isSeekable);
void updatePosition(qint64 pos);
void handleInvalidMedia();
void handleResourcesGranted();
void handleResourcesLost();
void handleResourcesDenied();
private:
void playOrPause(QMediaPlayer::State state);
void pushState();
void popAndNotifyState();
bool m_ownStream;
QGstreamerPlayerSession *m_session;
QMediaPlayer::State m_userRequestedState;
QMediaPlayer::State m_currentState;
QMediaPlayer::MediaStatus m_mediaStatus;
QStack<QMediaPlayer::State> m_stateStack;
QStack<QMediaPlayer::MediaStatus> m_mediaStatusStack;
int m_bufferProgress;
bool m_seekToStartPending;
qint64 m_pendingSeekPosition;
bool m_setMediaPending;
QMediaContent m_currentResource;
QIODevice *m_stream;
QMediaPlayerResourceSetInterface *m_resources;
};
QT_END_NAMESPACE
#endif
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