bbfccc7135
Qt copyrights are now in The Qt Company, so we could update the source code headers accordingly. In the same go we should also fix the links to point to qt.io. Change-Id: I1c6faa4f59f8eca54f01ef20941fa60161dd7872 Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>
136 lines
4.6 KiB
C++
136 lines
4.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QAUDIOSYSTEM_H
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#define QAUDIOSYSTEM_H
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#include <QtMultimedia/qtmultimediadefs.h>
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#include <QtMultimedia/qmultimedia.h>
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#include <QtMultimedia/qaudio.h>
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#include <QtMultimedia/qaudioformat.h>
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#include <QtMultimedia/qaudiodeviceinfo.h>
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QT_BEGIN_NAMESPACE
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class QIODevice;
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// Required for QDoc workaround
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class QString;
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class Q_MULTIMEDIA_EXPORT QAbstractAudioDeviceInfo : public QObject
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{
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Q_OBJECT
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public:
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virtual QAudioFormat preferredFormat() const = 0;
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virtual bool isFormatSupported(const QAudioFormat &format) const = 0;
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virtual QString deviceName() const = 0;
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virtual QStringList supportedCodecs() = 0;
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virtual QList<int> supportedSampleRates() = 0;
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virtual QList<int> supportedChannelCounts() = 0;
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virtual QList<int> supportedSampleSizes() = 0;
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virtual QList<QAudioFormat::Endian> supportedByteOrders() = 0;
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virtual QList<QAudioFormat::SampleType> supportedSampleTypes() = 0;
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};
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class Q_MULTIMEDIA_EXPORT QAbstractAudioOutput : public QObject
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{
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Q_OBJECT
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public:
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virtual void start(QIODevice *device) = 0;
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virtual QIODevice* start() = 0;
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virtual void stop() = 0;
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virtual void reset() = 0;
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virtual void suspend() = 0;
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virtual void resume() = 0;
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virtual int bytesFree() const = 0;
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virtual int periodSize() const = 0;
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virtual void setBufferSize(int value) = 0;
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virtual int bufferSize() const = 0;
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virtual void setNotifyInterval(int milliSeconds) = 0;
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virtual int notifyInterval() const = 0;
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virtual qint64 processedUSecs() const = 0;
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virtual qint64 elapsedUSecs() const = 0;
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virtual QAudio::Error error() const = 0;
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virtual QAudio::State state() const = 0;
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virtual void setFormat(const QAudioFormat& fmt) = 0;
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virtual QAudioFormat format() const = 0;
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virtual void setVolume(qreal) {}
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virtual qreal volume() const { return 1.0; }
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virtual QString category() const { return QString(); }
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virtual void setCategory(const QString &) { }
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Q_SIGNALS:
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void errorChanged(QAudio::Error);
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void stateChanged(QAudio::State);
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void notify();
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};
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class Q_MULTIMEDIA_EXPORT QAbstractAudioInput : public QObject
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{
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Q_OBJECT
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public:
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virtual void start(QIODevice *device) = 0;
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virtual QIODevice* start() = 0;
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virtual void stop() = 0;
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virtual void reset() = 0;
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virtual void suspend() = 0;
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virtual void resume() = 0;
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virtual int bytesReady() const = 0;
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virtual int periodSize() const = 0;
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virtual void setBufferSize(int value) = 0;
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virtual int bufferSize() const = 0;
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virtual void setNotifyInterval(int milliSeconds) = 0;
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virtual int notifyInterval() const = 0;
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virtual qint64 processedUSecs() const = 0;
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virtual qint64 elapsedUSecs() const = 0;
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virtual QAudio::Error error() const = 0;
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virtual QAudio::State state() const = 0;
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virtual void setFormat(const QAudioFormat& fmt) = 0;
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virtual QAudioFormat format() const = 0;
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virtual void setVolume(qreal) = 0;
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virtual qreal volume() const = 0;
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Q_SIGNALS:
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void errorChanged(QAudio::Error);
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void stateChanged(QAudio::State);
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void notify();
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};
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QT_END_NAMESPACE
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#endif // QAUDIOSYSTEM_H
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