audioparameters.h

/***************************************************************************
 *   Copyright (C) 2009-2025 by Ilya Kotov                                 *
 *   forkotov02@ya.ru                                                      *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
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 ***************************************************************************/
 
#ifndef AUDIOPARAMETERS_H
#define AUDIOPARAMETERS_H
 
#include <QtGlobal>
#include "channelmap.h"
#include "qmmp.h"

class QMMP_EXPORT AudioParameters
{
public:
    enum ByteOrder
    {
        LittleEndian = 0, 
        BigEndian         
    };

    AudioParameters();
    AudioParameters(quint32 srate, const ChannelMap &map, Qmmp::AudioFormat format);
    AudioParameters(const AudioParameters &other);
    AudioParameters &operator=(const AudioParameters &p);
    bool operator==(const AudioParameters &p) const;
    bool operator!=(const AudioParameters &p) const;
    quint32 sampleRate() const;
    int channels() const;
    const ChannelMap channelMap() const;
    Qmmp::AudioFormat format() const;
    int sampleSize() const;
    int frameSize() const;
    int bitsPerSample() const;
    int validBitsPerSample() const;
    ByteOrder byteOrder() const;
    QString toString() const;
    static int sampleSize(Qmmp::AudioFormat format);
    static int bitsPerSample(Qmmp::AudioFormat format);
    static int validBitsPerSample(Qmmp::AudioFormat format);
    static Qmmp::AudioFormat findAudioFormat(int bits, ByteOrder byteOrder = LittleEndian);
 
private:
    quint32 m_srate = 0;
    ChannelMap m_chan_map;
    Qmmp::AudioFormat m_format = Qmmp::PCM_S16LE;
    int m_sz = 2;
    int m_precision = 16;
};
 
#endif // AUDIOPARAMETERS_H