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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMEDIASTREAMSCONTROL_H
#define QMEDIASTREAMSCONTROL_H
#include <QtMultimedia/qmediacontrol.h>
#include <QtMultimedia/qmultimedia.h>
#include <QtMultimedia/qtmultimediadefs.h>
#include <QtMultimedia/qmediaenumdebug.h>
QT_BEGIN_NAMESPACE
// Required for QDoc workaround
class QString;
class Q_MULTIMEDIA_EXPORT QMediaStreamsControl : public QMediaControl
{
Q_OBJECT
Q_ENUMS(SteamType)
public:
enum StreamType { UnknownStream, VideoStream, AudioStream, SubPictureStream, DataStream };
virtual ~QMediaStreamsControl();
virtual int streamCount() = 0;
virtual StreamType streamType(int streamNumber) = 0;
virtual QVariant metaData(int streamNumber, const QString &key) = 0;
virtual bool isActive(int streamNumber) = 0;
virtual void setActive(int streamNumber, bool state) = 0;
Q_SIGNALS:
void streamsChanged();
void activeStreamsChanged();
protected:
QMediaStreamsControl(QObject *parent = 0);
};
#define QMediaStreamsControl_iid "org.qt-project.qt.mediastreamscontrol/5.0"
Q_MEDIA_DECLARE_CONTROL(QMediaStreamsControl, QMediaStreamsControl_iid)
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QMediaStreamsControl::StreamType)
Q_MEDIA_ENUM_DEBUG(QMediaStreamsControl, StreamType)
#endif // QMEDIASTREAMSCONTROL_H
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