5e801e2793
As in the past, to avoid rewriting various autotests that contain line-number information, an extra blank line has been inserted at the end of the license text to ensure that this commit does not change the total number of lines in the license header. Change-Id: I20e5215108c6ebd5f8474fed5c3665118e4791e6 Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
81 lines
2.4 KiB
C++
Executable File
81 lines
2.4 KiB
C++
Executable File
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** 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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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 General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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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 WAVHEADER_H
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#define WAVHEADER_H
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#include <QtCore/qobject.h>
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#include <QtCore/qfile.h>
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#include <qaudioformat.h>
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/**
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* Helper class for parsing WAV file headers.
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*
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* See https://ccrma.stanford.edu/courses/422/projects/WaveFormat/
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*/
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class WavHeader
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{
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public:
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WavHeader(const QAudioFormat &format = QAudioFormat(),
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qint64 dataLength = 0);
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// Reads WAV header and seeks to start of data
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bool read(QIODevice &device);
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// Writes WAV header
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bool write(QIODevice &device);
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const QAudioFormat& format() const;
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qint64 dataLength() const;
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static qint64 headerLength();
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static bool writeDataLength(QIODevice &device, qint64 dataLength);
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private:
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QAudioFormat m_format;
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qint64 m_dataLength;
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};
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#endif
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