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| |
| #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 <QtCore/qreadwritelock.h> |
| #include <QtMultimedia/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; |
| QByteArray defaultDevice(QAudio::Mode mode) const; |
| |
| Q_SIGNALS: |
| void contextFailed(); |
| |
| private Q_SLOTS: |
| void prepare(); |
| void onContextFailed(); |
| |
| private: |
| void updateDevices(); |
| void release(); |
| |
| public: |
| QMap<int, QByteArray> m_sinks; |
| QMap<int, QByteArray> m_sources; |
| QMap<QByteArray, QAudioFormat> m_preferredFormats; |
| |
| QByteArray m_defaultSink; |
| QByteArray m_defaultSource; |
| |
| mutable QReadWriteLock m_sinkLock; |
| mutable QReadWriteLock m_sourceLock; |
| mutable QReadWriteLock m_serverLock; |
| |
| private: |
| pa_mainloop_api *m_mainLoopApi; |
| pa_threaded_mainloop *m_mainLoop; |
| pa_context *m_context; |
| bool m_prepared; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |