diff options
Diffstat (limited to 'src/multimedia/qnx/qqnxaudiosource_p.h')
-rw-r--r-- | src/multimedia/qnx/qqnxaudiosource_p.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/multimedia/qnx/qqnxaudiosource_p.h b/src/multimedia/qnx/qqnxaudiosource_p.h new file mode 100644 index 000000000..6b9cf61ac --- /dev/null +++ b/src/multimedia/qnx/qqnxaudiosource_p.h @@ -0,0 +1,113 @@ +// Copyright (C) 2016 Research In Motion +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only + +#ifndef QNXAUDIOINPUT_H +#define QNXAUDIOINPUT_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 "private/qaudiosystem_p.h" + +#include "qqnxaudioutils_p.h" + +#include <QSocketNotifier> +#include <QIODevice> +#include <QElapsedTimer> +#include <QTimer> + +#include <sys/asoundlib.h> + +QT_BEGIN_NAMESPACE + +class QQnxAudioSource : public QPlatformAudioSource +{ + Q_OBJECT + +public: + explicit QQnxAudioSource(const QAudioDevice &deviceInfo, QObject *parent); + ~QQnxAudioSource(); + + void start(QIODevice*) override; + QIODevice* start() override; + void stop() override; + void reset() override; + void suspend() override; + void resume() override; + qsizetype bytesReady() const override; + void setBufferSize(qsizetype ) override; + qsizetype bufferSize() const override; + qint64 processedUSecs() const override; + QAudio::Error error() const override; + QAudio::State state() const override; + void setFormat(const QAudioFormat&) override; + QAudioFormat format() const override; + void setVolume(qreal) override; + qreal volume() const override; + +private slots: + void userFeed(); + bool deviceReady(); + +private: + friend class InputPrivate; + + bool open(); + void close(); + qint64 read(char *data, qint64 len); + void changeState(QAudio::State state, QAudio::Error error); + + QAudioFormat m_format; + + QIODevice *m_audioSource; + QnxAudioUtils::HandleUniquePtr m_pcmHandle; + QSocketNotifier *m_pcmNotifier; + + QAudio::Error m_error; + QAudio::State m_state; + + qint64 m_bytesRead; + qint64 m_elapsedTimeOffset; + qint64 m_totalTimeValue; + + qreal m_volume; + + int m_bytesAvailable; + int m_bufferSize; + int m_periodSize; + + QAudioDevice m_deviceInfo; + + bool m_pullMode; +}; + +class InputPrivate : public QIODevice +{ + Q_OBJECT +public: + InputPrivate(QQnxAudioSource *audio); + + qint64 readData(char *data, qint64 len) override; + qint64 writeData(const char *data, qint64 len) override; + + qint64 bytesAvailable() const override; + + bool isSequential() const override; + + void trigger(); + +private: + QQnxAudioSource *m_audioDevice; +}; + +QT_END_NAMESPACE + +#endif |