| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | |
| 5 | #ifndef QAUDIOOUTPUT_H |
| 6 | #define QAUDIOOUTPUT_H |
| 7 | |
| 8 | #include <QtCore/qiodevice.h> |
| 9 | |
| 10 | #include <QtMultimedia/qtmultimediaglobal.h> |
| 11 | |
| 12 | #include <QtMultimedia/qtaudio.h> |
| 13 | #include <QtMultimedia/qaudioformat.h> |
| 14 | #include <QtMultimedia/qaudiodevice.h> |
| 15 | |
| 16 | |
| 17 | QT_BEGIN_NAMESPACE |
| 18 | |
| 19 | |
| 20 | |
| 21 | class QPlatformAudioSink; |
| 22 | |
| 23 | class Q_MULTIMEDIA_EXPORT QAudioSink : public QObject |
| 24 | { |
| 25 | Q_OBJECT |
| 26 | |
| 27 | public: |
| 28 | explicit QAudioSink(const QAudioFormat &format = QAudioFormat(), QObject *parent = nullptr); |
| 29 | explicit QAudioSink(const QAudioDevice &audioDeviceInfo, const QAudioFormat &format = QAudioFormat(), QObject *parent = nullptr); |
| 30 | ~QAudioSink() override; |
| 31 | |
| 32 | bool isNull() const { return !d; } |
| 33 | |
| 34 | QAudioFormat format() const; |
| 35 | |
| 36 | void start(QIODevice *device); |
| 37 | QIODevice* start(); |
| 38 | |
| 39 | void stop(); |
| 40 | void reset(); |
| 41 | void suspend(); |
| 42 | void resume(); |
| 43 | |
| 44 | void setBufferSize(qsizetype bytes); |
| 45 | qsizetype bufferSize() const; |
| 46 | |
| 47 | qsizetype bytesFree() const; |
| 48 | |
| 49 | qint64 processedUSecs() const; |
| 50 | qint64 elapsedUSecs() const; |
| 51 | |
| 52 | QtAudio::Error error() const; |
| 53 | QtAudio::State state() const; |
| 54 | |
| 55 | void setVolume(qreal); |
| 56 | qreal volume() const; |
| 57 | |
| 58 | Q_SIGNALS: |
| 59 | #if defined(Q_QDOC) |
| 60 | void stateChanged(QtAudio::State state); |
| 61 | #else |
| 62 | // use QAudio here to keep string-based connections working |
| 63 | void stateChanged(QAudio::State state); |
| 64 | #endif |
| 65 | |
| 66 | private: |
| 67 | Q_DISABLE_COPY(QAudioSink) |
| 68 | |
| 69 | QPlatformAudioSink* d; |
| 70 | }; |
| 71 | |
| 72 | QT_END_NAMESPACE |
| 73 | |
| 74 | #endif // QAUDIOOUTPUT_H |
| 75 | |