1 files changed, 119 insertions, 0 deletions
diff --git a/src/multimedia/qnx/qqnxaudiosink_p.h b/src/multimedia/qnx/qqnxaudiosink_p.h
new file mode 100644
index 000000000..1275121b3
--- /dev/null
+++ b/src/multimedia/qnx/qqnxaudiosink_p.h
@@ -0,0 +1,119 @@
+// 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 QNXAUDIOOUTPUT_H
+#define QNXAUDIOOUTPUT_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 <QElapsedTimer>
+#include <QTimer>
+#include <QIODevice>
+#include <QSocketNotifier>
+
+#include <sys/asoundlib.h>
+#include <sys/neutrino.h>
+
+QT_BEGIN_NAMESPACE
+
+class QnxPushIODevice;
+
+class QQnxAudioSink : public QPlatformAudioSink
+{
+    Q_OBJECT
+
+public:
+    explicit QQnxAudioSink(const QAudioDevice &deviceInfo, QObject *parent);
+    ~QQnxAudioSink();
+
+    void start(QIODevice *source) override;
+    QIODevice *start() override;
+    void stop() override;
+    void reset() override;
+    void suspend() override;
+    void resume() override;
+    qsizetype bytesFree() 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 &format) override;
+    QAudioFormat format() const override;
+    void setVolume(qreal volume) override;
+    qreal volume() const override;
+    qint64 pushData(const char *data, qint64 len);
+
+private slots:
+    void pullData();
+    void pcmNotifierActivated(int socket);
+
+private:
+    bool open();
+    void close();
+    void changeState(QAudio::State state, QAudio::Error error);
+
+    void addPcmEventFilter();
+    void createPcmNotifiers();
+    void destroyPcmNotifiers();
+
+    void suspendInternal(QAudio::State suspendState);
+    void resumeInternal();
+
+    void updateState();
+
+    qint64 write(const char *data, qint64 len);
+
+    QIODevice *m_source;
+    bool m_pushSource;
+    QTimer *m_timer;
+
+    QAudio::Error m_error;
+    QAudio::State m_state;
+    QAudio::State m_suspendedInState;
+    QAudioFormat m_format;
+    qreal m_volume;
+    int m_periodSize;
+
+    QnxAudioUtils::HandleUniquePtr m_pcmHandle;
+    qint64 m_bytesWritten;
+
+    int m_requestedBufferSize;
+
+    QAudioDevice m_deviceInfo;
+
+    QSocketNotifier *m_pcmNotifier;
+};
+
+class QnxPushIODevice : public QIODevice
+{
+    Q_OBJECT
+public:
+    explicit QnxPushIODevice(QQnxAudioSink *output);
+    ~QnxPushIODevice();
+
+    qint64 readData(char *data, qint64 len);
+    qint64 writeData(const char *data, qint64 len);
+
+    bool isSequential() const override;
+
+private:
+    QQnxAudioSink *m_output;
+};
+
+QT_END_NAMESPACE
+
+#endif