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Diffstat (limited to 'examples/multimedia/audiodecoder/wavefilewriter.h')
-rw-r--r-- | examples/multimedia/audiodecoder/wavefilewriter.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/examples/multimedia/audiodecoder/wavefilewriter.h b/examples/multimedia/audiodecoder/wavefilewriter.h new file mode 100644 index 000000000..180d34ee7 --- /dev/null +++ b/examples/multimedia/audiodecoder/wavefilewriter.h @@ -0,0 +1,70 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names +** of its contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef WAVEFILEWRITER_H +#define WAVEFILEWRITER_H + +#include <QAudioBuffer> +#include <QFile> +#include <QObject> + +class WaveFileWriter : public QObject +{ + Q_OBJECT + +public: + explicit WaveFileWriter(QObject *parent = 0); + ~WaveFileWriter(); + + bool open(const QString &fileName, const QAudioFormat &format); + bool write(const QAudioBuffer &buffer); + bool close(); + bool isOpen() const { return file.isOpen(); } + +private: + bool writeHeader(const QAudioFormat &format); + bool writeDataLength(); + + QFile file; + QAudioFormat m_format; + qint64 m_dataLength; +}; + +#endif // WAVEFILEWRITER_H |