1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QMEDIAMETADATA_H |
5 | #define QMEDIAMETADATA_H |
6 | |
7 | #if 0 |
8 | #pragma qt_class(QMediaMetaData) |
9 | #endif |
10 | |
11 | #include <QtCore/qpair.h> |
12 | #include <QtCore/qvariant.h> |
13 | #include <QtCore/qstring.h> |
14 | #include <QtCore/qhash.h> |
15 | #include <QtMultimedia/qtmultimediaglobal.h> |
16 | |
17 | QT_BEGIN_NAMESPACE |
18 | |
19 | // Class forward declaration required for QDoc bug |
20 | class QString; |
21 | |
22 | class Q_MULTIMEDIA_EXPORT QMediaMetaData |
23 | { |
24 | Q_GADGET |
25 | public: |
26 | enum Key { |
27 | Title, |
28 | Author, |
29 | , |
30 | Description, |
31 | Genre, |
32 | Date, |
33 | |
34 | Language, |
35 | Publisher, |
36 | Copyright, |
37 | Url, |
38 | |
39 | Duration, |
40 | MediaType, |
41 | FileFormat, |
42 | |
43 | AudioBitRate, |
44 | AudioCodec, |
45 | VideoBitRate, |
46 | VideoCodec, |
47 | VideoFrameRate, |
48 | |
49 | AlbumTitle, |
50 | AlbumArtist, |
51 | ContributingArtist, |
52 | TrackNumber, |
53 | Composer, |
54 | LeadPerformer, |
55 | |
56 | ThumbnailImage, |
57 | CoverArtImage, |
58 | |
59 | Orientation, |
60 | Resolution, |
61 | |
62 | HasHdrContent, |
63 | }; |
64 | Q_ENUM(Key) |
65 | |
66 | static constexpr int NumMetaData = HasHdrContent + 1; |
67 | |
68 | // QMetaType typeForKey(Key k); |
69 | Q_INVOKABLE QVariant value(Key k) const { return data.value(key: k); } |
70 | Q_INVOKABLE void insert(Key k, const QVariant &value) { data.insert(key: k, value); } |
71 | Q_INVOKABLE void remove(Key k) { data.remove(key: k); } |
72 | Q_INVOKABLE QList<Key> keys() const { return data.keys(); } |
73 | |
74 | QVariant &operator[](Key k) { return data[k]; } |
75 | Q_INVOKABLE void clear() { data.clear(); } |
76 | |
77 | Q_INVOKABLE bool isEmpty() const { return data.isEmpty(); } |
78 | Q_INVOKABLE QString stringValue(Key k) const; |
79 | |
80 | Q_INVOKABLE static QString metaDataKeyToString(Key k); |
81 | |
82 | QT_TECH_PREVIEW_API auto asKeyValueRange() const { return data.asKeyValueRange(); } |
83 | |
84 | protected: |
85 | Q_MULTIMEDIA_EXPORT friend QDebug operator<<(QDebug, const QMediaMetaData &); |
86 | |
87 | friend bool operator==(const QMediaMetaData &a, const QMediaMetaData &b) |
88 | { return a.data == b.data; } |
89 | friend bool operator!=(const QMediaMetaData &a, const QMediaMetaData &b) |
90 | { return a.data != b.data; } |
91 | |
92 | static QMetaType keyType(Key key); |
93 | |
94 | QHash<Key, QVariant> data; |
95 | }; |
96 | |
97 | QT_END_NAMESPACE |
98 | |
99 | Q_DECLARE_METATYPE(QMediaMetaData) |
100 | |
101 | #endif // QMEDIAMETADATA_H |
102 | |