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#ifndef WAVHEADER_H

#define WAVHEADER_H

#include <QtCore/qobject.h>

#include <QtCore/qfile.h>

#include <qaudioformat.h>

/**

 * Helper class for parsing WAV file headers.

 *

 * See https://ccrma.stanford.edu/courses/422/projects/WaveFormat/

 */

class WavHeader

{

public:

    WavHeader(const QAudioFormat &format = QAudioFormat(),

              qint64 dataLength = 0);

    // Reads WAV header and seeks to start of data

    bool read(QIODevice &device);

    // Writes WAV header

    bool write(QIODevice &device);

    const QAudioFormat& format() const;

    qint64 dataLength() const;

    static qint64 headerLength();

    static bool writeDataLength(QIODevice &device, qint64 dataLength);

private:

    QAudioFormat m_format;

    qint64 m_dataLength;

};

#endif