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| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of other Qt classes. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #ifndef QAUDIOINPUTPULSE_H |
| #define QAUDIOINPUTPULSE_H |
| |
| #include <QtCore/qfile.h> |
| #include <QtCore/qtimer.h> |
| #include <QtCore/qstring.h> |
| #include <QtCore/qstringlist.h> |
| #include <QtCore/qelapsedtimer.h> |
| #include <QtCore/qiodevice.h> |
| |
| #include "qaudio.h" |
| #include "qaudiodeviceinfo.h" |
| #include "qaudiosystem.h" |
| |
| #include <pulse/pulseaudio.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class PulseInputPrivate; |
| |
| class QPulseAudioInput : public QAbstractAudioInput |
| { |
| Q_OBJECT |
| |
| public: |
| QPulseAudioInput(const QByteArray &device); |
| ~QPulseAudioInput(); |
| |
| qint64 read(char *data, qint64 len); |
| |
| void start(QIODevice *device) override; |
| QIODevice *start() override; |
| void stop() override; |
| void reset() override; |
| void suspend() override; |
| void resume() override; |
| int bytesReady() const override; |
| int periodSize() const override; |
| void setBufferSize(int value) override; |
| int bufferSize() const override; |
| void setNotifyInterval(int milliSeconds) override; |
| int notifyInterval() const override; |
| qint64 processedUSecs() const override; |
| qint64 elapsedUSecs() const override; |
| QAudio::Error error() const override; |
| QAudio::State state() const override; |
| void setFormat(const QAudioFormat &format) override; |
| QAudioFormat format() const override; |
| |
| void setVolume(qreal volume) override; |
| qreal volume() const override; |
| |
| qint64 m_totalTimeValue; |
| QIODevice *m_audioSource; |
| QAudioFormat m_format; |
| QAudio::Error m_errorState; |
| QAudio::State m_deviceState; |
| qreal m_volume; |
| |
| private slots: |
| void userFeed(); |
| bool deviceReady(); |
| void onPulseContextFailed(); |
| |
| private: |
| void setState(QAudio::State state); |
| void setError(QAudio::Error error); |
| |
| void applyVolume(const void *src, void *dest, int len); |
| |
| int checkBytesReady(); |
| bool open(); |
| void close(); |
| |
| bool m_pullMode; |
| bool m_opened; |
| int m_bytesAvailable; |
| int m_bufferSize; |
| int m_periodSize; |
| int m_intervalTime; |
| unsigned int m_periodTime; |
| QTimer *m_timer; |
| qint64 m_elapsedTimeOffset; |
| pa_stream *m_stream; |
| QElapsedTimer m_timeStamp; |
| QElapsedTimer m_clockStamp; |
| QByteArray m_streamName; |
| QByteArray m_device; |
| QByteArray m_tempBuffer; |
| pa_sample_spec m_spec; |
| }; |
| |
| class PulseInputPrivate : public QIODevice |
| { |
| Q_OBJECT |
| public: |
| PulseInputPrivate(QPulseAudioInput *audio); |
| ~PulseInputPrivate() {}; |
| |
| qint64 readData(char *data, qint64 len) override; |
| qint64 writeData(const char *data, qint64 len) override; |
| |
| void trigger(); |
| |
| private: |
| QPulseAudioInput *m_audioDevice; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |