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Diffstat (limited to 'src/multimedia/effects/qsoundeffect_pulse_p.h')
-rw-r--r-- | src/multimedia/effects/qsoundeffect_pulse_p.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/multimedia/effects/qsoundeffect_pulse_p.h b/src/multimedia/effects/qsoundeffect_pulse_p.h new file mode 100644 index 000000000..c78bcdec5 --- /dev/null +++ b/src/multimedia/effects/qsoundeffect_pulse_p.h @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** 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 Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSOUNDEFFECT_PULSE_H +#define QSOUNDEFFECT_PULSE_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 "qsoundeffect_p.h" + +#include <QtCore/qobject.h> +#include <QtCore/qdatetime.h> +#include <qmediaplayer.h> +#include <pulse/pulseaudio.h> +#include "qsamplecache_p.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Multimedia) + + +class QSoundEffectPrivate : public QObject +{ + Q_OBJECT +public: + explicit QSoundEffectPrivate(QObject* parent); + ~QSoundEffectPrivate(); + + static QStringList supportedMimeTypes(); + + QUrl source() const; + void setSource(const QUrl &url); + int loopCount() const; + void setLoopCount(int loopCount); + int volume() const; + void setVolume(int volume); + bool isMuted() const; + void setMuted(bool muted); + bool isLoaded() const; + bool isPlaying() const; + QSoundEffect::Status status() const; + +public Q_SLOTS: + void play(); + void stop(); + +Q_SIGNALS: + void volumeChanged(); + void mutedChanged(); + void loadedChanged(); + void playingChanged(); + void statusChanged(); + +private Q_SLOTS: + void decoderError(); + void sampleReady(); + void uploadSample(); + void contextReady(); + void underRun(); + void prepare(); + void streamReady(); + void emptyComplete(); + void updateVolume(); + void updateMuted(); + +private: + void playSample(); + + void emptyStream(); + void createPulseStream(); + void unloadPulseStream(); + + void setPlaying(bool playing); + void setStatus(QSoundEffect::Status status); + + static void stream_write_callback(pa_stream *s, size_t length, void *userdata); + static void stream_state_callback(pa_stream *s, void *userdata); + static void stream_underrun_callback(pa_stream *s, void *userdata); + static void stream_cork_callback(pa_stream *s, int success, void *userdata); + static void stream_flush_callback(pa_stream *s, int success, void *userdata); + static void stream_write_done_callback(void *p); + static void stream_adjust_prebuffer_callback(pa_stream *s, int success, void *userdata); + static void stream_reset_buffer_callback(pa_stream *s, int success, void *userdata); + static void setvolume_callback(pa_context *c, int success, void *userdata); + static void setmuted_callback(pa_context *c, int success, void *userdata); + + pa_stream *m_pulseStream; + int m_sinkInputId; + pa_sample_spec m_pulseSpec; + int m_pulseBufferSize; + + bool m_emptying; + bool m_sampleReady; + bool m_playing; + QSoundEffect::Status m_status; + bool m_muted; + bool m_playQueued; + bool m_stopping; + int m_volume; + int m_loopCount; + int m_runningCount; + QUrl m_source; + QByteArray m_name; + + QSample *m_sample; + int m_position; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSOUNDEFFECT_PULSE_H |