1 files changed, 153 insertions, 0 deletions
diff --git a/src/plugins/pulseaudio/qaudiooutput_pulse.h b/src/plugins/pulseaudio/qaudiooutput_pulse.h
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+++ b/src/plugins/pulseaudio/qaudiooutput_pulse.h
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QAUDIOOUTPUTPULSE_H
+#define QAUDIOOUTPUTPULSE_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/qfile.h>
+#include <QtCore/qtimer.h>
+#include <QtCore/qstring.h>
+#include <QtCore/qstringlist.h>
+#include <QtCore/qdatetime.h>
+
+#include "qaudio.h"
+#include "qaudiodeviceinfo.h"
+#include "qaudiosystem.h"
+
+#include <pulse/pulseaudio.h>
+
+QT_BEGIN_NAMESPACE
+
+class QPulseAudioOutput : public QAbstractAudioOutput
+{
+    friend class OutputPrivate;
+    Q_OBJECT
+
+public:
+    QPulseAudioOutput(const QByteArray &device);
+    ~QPulseAudioOutput();
+
+    void start(QIODevice *device);
+    QIODevice *start();
+    void stop();
+    void reset();
+    void suspend();
+    void resume();
+    int bytesFree() const;
+    int periodSize() const;
+    void setBufferSize(int value);
+    int bufferSize() const;
+    void setNotifyInterval(int milliSeconds);
+    int notifyInterval() const;
+    qint64 processedUSecs() const;
+    qint64 elapsedUSecs() const;
+    QAudio::Error error() const;
+    QAudio::State state() const;
+    void setFormat(const QAudioFormat &format);
+    QAudioFormat format() const;
+
+public:
+    void streamUnderflowCallback();
+
+private:
+    bool open();
+    void close();
+    qint64 write(const char *data, qint64 len);
+
+private Q_SLOTS:
+    bool deviceReady();
+    void userFeed();
+
+private:
+    QByteArray m_device;
+    QByteArray m_streamName;
+    QAudioFormat m_format;
+    QAudio::Error m_errorState;
+    QAudio::State m_deviceState;
+    bool m_pullMode;
+    bool m_opened;
+    QIODevice *m_audioSource;
+    int m_bytesAvailable;
+    QTimer m_periodTimer;
+    pa_stream *m_stream;
+    int m_notifyInterval;
+    int m_periodSize;
+    int m_bufferSize;
+    QTime m_clockStamp;
+    qint64 m_totalTimeValue;
+    QTimer *m_tickTimer;
+    char *m_audioBuffer;
+    QTime m_timeStamp;
+    qint64 m_elapsedTimeOffset;
+    bool m_resuming;
+};
+
+class OutputPrivate : public QIODevice
+{
+    friend class QPulseAudioOutput;
+    Q_OBJECT
+
+public:
+    OutputPrivate(QPulseAudioOutput *audio);
+    virtual ~OutputPrivate() {}
+
+protected:
+    qint64 readData(char *data, qint64 len);
+    qint64 writeData(const char *data, qint64 len);
+
+private:
+    QPulseAudioOutput *m_audioDevice;
+};
+
+QT_END_NAMESPACE
+
+#endif