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| 1 | /**************************************************************************** |
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| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
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| 17 | ** GNU Lesser General Public License Usage |
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| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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| 24 | ** |
| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
| 28 | ** Public license version 3 or any later version approved by the KDE Free |
| 29 | ** Qt Foundation. The licenses are as published by the Free Software |
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| 38 | ****************************************************************************/ |
| 39 | |
| 40 | |
| 41 | #ifndef QMEDIASTREAMSCONTROL_H |
| 42 | #define QMEDIASTREAMSCONTROL_H |
| 43 | |
| 44 | #include <QtMultimedia/qmediacontrol.h> |
| 45 | #include <QtMultimedia/qmultimedia.h> |
| 46 | #include <QtMultimedia/qtmultimediaglobal.h> |
| 47 | #include <QtMultimedia/qmediaenumdebug.h> |
| 48 | |
| 49 | QT_BEGIN_NAMESPACE |
| 50 | |
| 51 | // Required for QDoc workaround |
| 52 | class QString; |
| 53 | |
| 54 | class Q_MULTIMEDIA_EXPORT QMediaStreamsControl : public QMediaControl |
| 55 | { |
| 56 | Q_OBJECT |
| 57 | Q_ENUMS(SteamType) |
| 58 | public: |
| 59 | enum StreamType { UnknownStream, VideoStream, AudioStream, SubPictureStream, DataStream }; |
| 60 | |
| 61 | virtual ~QMediaStreamsControl(); |
| 62 | |
| 63 | virtual int streamCount() = 0; |
| 64 | virtual StreamType streamType(int streamNumber) = 0; |
| 65 | |
| 66 | virtual QVariant metaData(int streamNumber, const QString &key) = 0; |
| 67 | |
| 68 | virtual bool isActive(int streamNumber) = 0; |
| 69 | virtual void setActive(int streamNumber, bool state) = 0; |
| 70 | |
| 71 | Q_SIGNALS: |
| 72 | void streamsChanged(); |
| 73 | void activeStreamsChanged(); |
| 74 | |
| 75 | protected: |
| 76 | explicit QMediaStreamsControl(QObject *parent = nullptr); |
| 77 | }; |
| 78 | |
| 79 | #define QMediaStreamsControl_iid "org.qt-project.qt.mediastreamscontrol/5.0" |
| 80 | Q_MEDIA_DECLARE_CONTROL(QMediaStreamsControl, QMediaStreamsControl_iid) |
| 81 | |
| 82 | QT_END_NAMESPACE |
| 83 | |
| 84 | Q_DECLARE_METATYPE(QMediaStreamsControl::StreamType) |
| 85 | |
| 86 | Q_MEDIA_ENUM_DEBUG(QMediaStreamsControl, StreamType) |
| 87 | |
| 88 | #endif // QMEDIASTREAMSCONTROL_H |
| 89 | |
| 90 |
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