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Diffstat (limited to 'src/multimediakit/audio/qaudiosystem.h')
-rw-r--r-- | src/multimediakit/audio/qaudiosystem.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/multimediakit/audio/qaudiosystem.h b/src/multimediakit/audio/qaudiosystem.h new file mode 100644 index 000000000..f2875a5cd --- /dev/null +++ b/src/multimediakit/audio/qaudiosystem.h @@ -0,0 +1,136 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 QAUDIOSYSTEM_H +#define QAUDIOSYSTEM_H + +#include <qmobilityglobal.h> +#include <qtmedianamespace.h> + +#include "qaudio.h" +#include "qaudioformat.h" +#include "qaudiodeviceinfo.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class Q_MULTIMEDIA_EXPORT QAbstractAudioDeviceInfo : public QObject +{ + Q_OBJECT + +public: + virtual QAudioFormat preferredFormat() const = 0; + virtual bool isFormatSupported(const QAudioFormat &format) const = 0; + virtual QString deviceName() const = 0; + virtual QStringList supportedCodecs() = 0; + virtual QList<int> supportedSampleRates() = 0; + virtual QList<int> supportedChannelCounts() = 0; + virtual QList<int> supportedSampleSizes() = 0; + virtual QList<QAudioFormat::Endian> supportedByteOrders() = 0; + virtual QList<QAudioFormat::SampleType> supportedSampleTypes() = 0; +}; + +class Q_MULTIMEDIA_EXPORT QAbstractAudioOutput : public QObject +{ + Q_OBJECT + +public: + virtual void start(QIODevice *device) = 0; + virtual QIODevice* start() = 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 processedUSecs() const = 0; + virtual qint64 elapsedUSecs() const = 0; + virtual QAudio::Error error() const = 0; + virtual QAudio::State state() const = 0; + virtual void setFormat(const QAudioFormat& fmt) = 0; + virtual QAudioFormat format() const = 0; + +Q_SIGNALS: + void errorChanged(QAudio::Error); + void stateChanged(QAudio::State); + void notify(); +}; + +class Q_MULTIMEDIA_EXPORT QAbstractAudioInput : public QObject +{ + Q_OBJECT + +public: + virtual void start(QIODevice *device) = 0; + virtual QIODevice* start() = 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 processedUSecs() const = 0; + virtual qint64 elapsedUSecs() const = 0; + virtual QAudio::Error error() const = 0; + virtual QAudio::State state() const = 0; + virtual void setFormat(const QAudioFormat& fmt) = 0; + virtual QAudioFormat format() const = 0; + +Q_SIGNALS: + void errorChanged(QAudio::Error); + void stateChanged(QAudio::State); + void notify(); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QAUDIOSYSTEM_H |