opusdecoder.h

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// SPDX-FileCopyrightText: Copyright (C) 2019 swift Project Community / Contributors
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
 
 
#ifndef SWIFT_SOUND_CODECS_OPUSDECODER_H
#define SWIFT_SOUND_CODECS_OPUSDECODER_H
 
#include <QVector>
 
#include "opus/opus.h"
 
#include "sound/swiftsoundexport.h"
 
namespace swift::sound::codecs
{
    class SWIFT_SOUND_EXPORT COpusDecoder
    {
    public:
        COpusDecoder(int sampleRate, int channels);
 
        ~COpusDecoder();
 
        COpusDecoder(const COpusDecoder &decoder) = delete;
        COpusDecoder &operator=(COpusDecoder const &) = delete;
 
        int frameCount(int bufferSize);
 
        QVector<qint16> decode(const QByteArray &opusData, int dataLength, int *decodedLength);
 
        void resetState();
 
    private:
        OpusDecoder *m_opusDecoder = nullptr;
        int m_channels;
 
        static constexpr int MaxDataBytes = 4000;
    };
} // namespace swift::sound::codecs
 
#endif // SWIFT_SOUND_CODECS_OPUSDECODER_H