1 | /* This file is part of the KDE project |
2 | Copyright (C) 2008 Matthias Kretz <kretz@kde.org> |
3 | |
4 | This library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) version 3, or any |
8 | later version accepted by the membership of KDE e.V. (or its |
9 | successor approved by the membership of KDE e.V.), Nokia Corporation |
10 | (or its successors, if any) and the KDE Free Qt Foundation, which shall |
11 | act as a proxy defined in Section 6 of version 3 of the license. |
12 | |
13 | This library is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | Lesser General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU Lesser General Public |
19 | License along with this library. If not, see <http://www.gnu.org/licenses/>. |
20 | |
21 | */ |
22 | |
23 | #ifndef PHONON_X_AUDIOFORMAT_H |
24 | #define PHONON_X_AUDIOFORMAT_H |
25 | |
26 | #include <QtGlobal> |
27 | #include "phononnamespace.h" |
28 | |
29 | namespace Phonon |
30 | { |
31 | namespace Experimental |
32 | { |
33 | |
34 | class AudioFormatPrivate; |
35 | class AudioFormat |
36 | { |
37 | //Q_DECLARE_PRIVATE(AudioFormat) |
38 | public: |
39 | AudioFormat(int sampleRate = 48000, int channelCount = 2, Phonon::Experimental::BitRate bitRate = Phonon::Experimental::Signed16Bit, QSysInfo::Endian byteOrder = QSysInfo::ByteOrder); |
40 | AudioFormat(const AudioFormat &); |
41 | ~AudioFormat(); |
42 | |
43 | AudioFormat &operator=(const AudioFormat &); |
44 | |
45 | int sampleRate() const; |
46 | int channelCount() const; |
47 | Phonon::Experimental::BitRate bitRate() const; |
48 | QSysInfo::Endian byteOrder() const; |
49 | |
50 | bool operator==(const AudioFormat &) const; |
51 | inline bool operator!=(const AudioFormat &f) const { return !operator==(f); } |
52 | |
53 | /** |
54 | * ess than operator for sorting: |
55 | * A Format is considered smaller if |
56 | * - smaller bit rate |
57 | * - smaller sample rate |
58 | * - less channels |
59 | * - non-native byte order |
60 | */ |
61 | bool operator<(const AudioFormat &) const; |
62 | |
63 | quint32 key() const; |
64 | |
65 | private: |
66 | union |
67 | { |
68 | struct |
69 | { |
70 | int m_sampleRate; |
71 | int m_channelCount; |
72 | Phonon::Experimental::BitRate m_bitRate; |
73 | QSysInfo::Endian m_byteOrder; |
74 | } s; |
75 | // for future use: |
76 | AudioFormatPrivate *d_ptr; |
77 | }; |
78 | }; |
79 | |
80 | inline uint qHash(const AudioFormat &p) |
81 | { |
82 | return p.key(); |
83 | } |
84 | |
85 | } // namespace Experimental |
86 | } // namespace Phonon |
87 | |
88 | #if defined(Q_CC_MSVC) && _MSC_VER <= 1300 |
89 | //this ensures that code outside Phonon can use the hash function |
90 | //it also a workaround for some compilers |
91 | inline uint qHash(const Phonon::Experimental::AudioFormat &p) { return Phonon::Experimental::qHash(p); } //krazy:exclude=inline |
92 | #endif |
93 | |
94 | |
95 | #endif // PHONON_X_AUDIOFORMAT_H |
96 | |