399500f87e
Change-Id: Ia8c1c38aba1544603fada8c414cc856f365fd15b Reviewed-by: Akseli Salovaara <akseli.salovaara@digia.com> Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/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 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt 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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QAUDIOFORMAT_H
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#define QAUDIOFORMAT_H
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#include <QtCore/qobject.h>
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#include <QtCore/qshareddata.h>
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#include <QtMultimedia/qtmultimediadefs.h>
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#include <QtMultimedia/qmultimedia.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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class QAudioFormatPrivate;
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class Q_MULTIMEDIA_EXPORT QAudioFormat
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{
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public:
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enum SampleType { Unknown, SignedInt, UnSignedInt, Float };
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enum Endian { BigEndian = QSysInfo::BigEndian, LittleEndian = QSysInfo::LittleEndian };
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QAudioFormat();
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QAudioFormat(const QAudioFormat &other);
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~QAudioFormat();
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QAudioFormat& operator=(const QAudioFormat &other);
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bool operator==(const QAudioFormat &other) const;
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bool operator!=(const QAudioFormat &other) const;
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bool isValid() const;
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void setSampleRate(int sampleRate);
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int sampleRate() const;
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void setChannelCount(int channelCount);
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int channelCount() const;
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void setSampleSize(int sampleSize);
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int sampleSize() const;
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void setCodec(const QString &codec);
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QString codec() const;
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void setByteOrder(QAudioFormat::Endian byteOrder);
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QAudioFormat::Endian byteOrder() const;
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void setSampleType(QAudioFormat::SampleType sampleType);
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QAudioFormat::SampleType sampleType() const;
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// Helper functions
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qint32 bytesForDuration(qint64 duration) const;
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qint64 durationForBytes(qint32 byteCount) const;
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qint32 bytesForFrames(qint32 frameCount) const;
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qint32 framesForBytes(qint32 byteCount) const;
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qint32 framesForDuration(qint64 duration) const;
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qint64 durationForFrames(qint32 frameCount) const;
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int bytesPerFrame() const;
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private:
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QSharedDataPointer<QAudioFormatPrivate> d;
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};
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#ifndef QT_NO_DEBUG_STREAM
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Q_MULTIMEDIA_EXPORT QDebug operator<<(QDebug, const QAudioFormat &);
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Q_MULTIMEDIA_EXPORT QDebug operator<<(QDebug, QAudioFormat::SampleType);
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Q_MULTIMEDIA_EXPORT QDebug operator<<(QDebug, QAudioFormat::Endian);
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#endif
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QT_END_NAMESPACE
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Q_DECLARE_METATYPE(QAudioFormat)
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Q_DECLARE_METATYPE(QAudioFormat::SampleType)
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Q_DECLARE_METATYPE(QAudioFormat::Endian)
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QT_END_HEADER
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#endif // QAUDIOFORMAT_H
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