blob: 3374ed778bf24b255bda43fbf16597cf93d7ecfd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/****************************************************************************
**
** 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 QPULSEAUDIOENGINE_H
#define QPULSEAUDIOENGINE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/qmap.h>
#include <QtCore/qbytearray.h>
#include <qaudiosystemplugin.h>
#include <pulse/pulseaudio.h>
#include "qpulsehelpers.h"
#include <qaudioformat.h>
QT_BEGIN_NAMESPACE
class QPulseAudioEngine : public QObject
{
Q_OBJECT
public:
QPulseAudioEngine(QObject *parent = 0);
~QPulseAudioEngine();
static QPulseAudioEngine *instance();
pa_threaded_mainloop *mainloop() { return m_mainLoop; }
pa_context *context() { return m_context; }
inline void lock()
{
if (m_mainLoop)
pa_threaded_mainloop_lock(m_mainLoop);
}
inline void unlock()
{
if (m_mainLoop)
pa_threaded_mainloop_unlock(m_mainLoop);
}
inline void wait(pa_operation *op)
{
while (m_mainLoop && pa_operation_get_state(op) == PA_OPERATION_RUNNING)
pa_threaded_mainloop_wait(m_mainLoop);
}
QList<QByteArray> availableDevices(QAudio::Mode mode) const;
Q_SIGNALS:
void contextFailed();
private Q_SLOTS:
void prepare();
void onContextFailed();
private:
void updateDevices();
void release();
public:
QList<QByteArray> m_sinks;
QList<QByteArray> m_sources;
QMap<QByteArray, QAudioFormat> m_preferredFormats;
QByteArray m_defaultSink;
QByteArray m_defaultSource;
private:
pa_mainloop_api *m_mainLoopApi;
pa_threaded_mainloop *m_mainLoop;
pa_context *m_context;
bool m_prepared;
};
QT_END_NAMESPACE
#endif
|
