diff options
Diffstat (limited to 'src/multimedia/audio/qaudioengine.h')
| -rw-r--r-- | src/multimedia/audio/qaudioengine.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/multimedia/audio/qaudioengine.h b/src/multimedia/audio/qaudioengine.h new file mode 100644 index 0000000..b0aa762 --- /dev/null +++ b/src/multimedia/audio/qaudioengine.h @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtMultimedia module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QAUDIOENGINE_H +#define QAUDIOENGINE_H + +#include <QtCore/qglobal.h> +#include <QtMultimedia/qaudio.h> +#include <QtMultimedia/qaudioformat.h> +#include <QtMultimedia/qaudiodeviceinfo.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Multimedia) + +class Q_MULTIMEDIA_EXPORT QAbstractAudioDeviceInfo : public QObject +{ + Q_OBJECT + +public: + virtual QAudioFormat preferredFormat() const = 0; + virtual bool isFormatSupported(const QAudioFormat &format) const = 0; + virtual QAudioFormat nearestFormat(const QAudioFormat &format) const = 0; + virtual QString deviceName() const = 0; + virtual QStringList codecList() = 0; + virtual QList<int> frequencyList() = 0; + virtual QList<int> channelsList() = 0; + virtual QList<int> sampleSizeList() = 0; + virtual QList<QAudioFormat::Endian> byteOrderList() = 0; + virtual QList<QAudioFormat::SampleType> sampleTypeList() = 0; +}; + +class Q_MULTIMEDIA_EXPORT QAbstractAudioOutput : public QObject +{ + Q_OBJECT + +public: + virtual QIODevice* start(QIODevice* device) = 0; + virtual void stop() = 0; + virtual void reset() = 0; + virtual void suspend() = 0; + virtual void resume() = 0; + virtual int bytesFree() const = 0; + virtual int periodSize() const = 0; + virtual void setBufferSize(int value) = 0; + virtual int bufferSize() const = 0; + virtual void setNotifyInterval(int milliSeconds) = 0; + virtual int notifyInterval() const = 0; + virtual qint64 totalTime() const = 0; + virtual qint64 clock() const = 0; + virtual QAudio::Error error() const = 0; + virtual QAudio::State state() const = 0; + virtual QAudioFormat format() const = 0; + +Q_SIGNALS: + void stateChanged(QAudio::State); + void notify(); +}; + +class Q_MULTIMEDIA_EXPORT QAbstractAudioInput : public QObject +{ + Q_OBJECT + +public: + virtual QIODevice* start(QIODevice* device) = 0; + virtual void stop() = 0; + virtual void reset() = 0; + virtual void suspend() = 0; + virtual void resume() = 0; + virtual int bytesReady() const = 0; + virtual int periodSize() const = 0; + virtual void setBufferSize(int value) = 0; + virtual int bufferSize() const = 0; + virtual void setNotifyInterval(int milliSeconds) = 0; + virtual int notifyInterval() const = 0; + virtual qint64 totalTime() const = 0; + virtual qint64 clock() const = 0; + virtual QAudio::Error error() const = 0; + virtual QAudio::State state() const = 0; + virtual QAudioFormat format() const = 0; + +Q_SIGNALS: + void stateChanged(QAudio::State); + void notify(); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QAUDIOENGINE_H |