source: trunk/src/multimedia/audio/qaudio.cpp@ 568

Last change on this file since 568 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.

  • Property svn:eol-style set to native
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1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtMultimedia module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42
43#include <QtMultimedia/qaudio.h>
44
45
46QT_BEGIN_NAMESPACE
47
48namespace QAudio
49{
50
51class RegisterMetaTypes
52{
53public:
54 RegisterMetaTypes()
55 {
56 qRegisterMetaType<QAudio::Error>();
57 qRegisterMetaType<QAudio::State>();
58 qRegisterMetaType<QAudio::Mode>();
59 }
60
61} _register;
62
63}
64
65/*!
66 \namespace QAudio
67 \brief The QAudio namespace contains enums used by the audio classes.
68 \since 4.6
69*/
70
71/*!
72 \enum QAudio::Error
73
74 \value NoError No errors have occurred
75 \value OpenError An error opening the audio device
76 \value IOError An error occurred during read/write of audio device
77 \value UnderrunError Audio data is not being fed to the audio device at a fast enough rate
78 \value FatalError A non-recoverable error has occurred, the audio device is not usable at this time.
79*/
80
81/*!
82 \enum QAudio::State
83
84 \value ActiveState Audio data is being processed, this state is set after start() is called
85 and while audio data is available to be processed.
86 \value SuspendedState The audio device is in a suspended state, this state will only be entered
87 after suspend() is called.
88 \value StoppedState The audio device is closed, not processing any audio data
89 \value IdleState The QIODevice passed in has no data and audio system's buffer is empty, this state
90 is set after start() is called and while no audio data is available to be processed.
91*/
92
93/*!
94 \enum QAudio::Mode
95
96 \value AudioOutput audio output device
97 \value AudioInput audio input device
98*/
99
100
101QT_END_NAMESPACE
102
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