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#pragma once
#include <ogg/ogg.h>
#include <opus/opus.h>
#include <QMap>
#include <QString>
#include <QVector>
#include "audio/types.h"
#include "encoder/encoder.h"
#include "encoder/encodercallback.h"
#include "util/fifo.h"
#include "util/memory.h"
#include "util/sample.h"
#include "util/samplebuffer.h"
class EncoderOpus: public Encoder {
public:
static mixxx::audio::SampleRate getMasterSamplerate();
static QString getInvalidSamplerateMessage();
explicit EncoderOpus(EncoderCallback* pCallback = nullptr);
~EncoderOpus() override;
int initEncoder(mixxx::audio::SampleRate sampleRate, QString* pUserErrorMessage) override;
void encodeBuffer(const CSAMPLE *samples, const int size) override;
void updateMetaData(const QString& artist, const QString& title, const QString& album) override;
void flush() override;
void setEncoderSettings(const EncoderSettings& settings) override;
private:
void initStream();
void pushHeaderPacket();
void pushTagsPacket();
void writePage(ogg_packet* pPacket);
void processFIFO();
int m_bitrate;
int m_bitrateMode;
int m_channels;
mixxx::audio::SampleRate m_sampleRate;
int m_readRequired;
EncoderCallback* m_pCallback;
FIFO<CSAMPLE> m_fifoBuffer;
std::unique_ptr<mixxx::SampleBuffer> m_pFifoChunkBuffer;
OpusEncoder* m_pOpus;
QVector<unsigned char> m_opusDataBuffer;
ogg_stream_state m_oggStream;
ogg_page m_oggPage;
bool m_header_write;
int m_packetNumber;
ogg_int64_t m_granulePos;
QMap<QString, QString> m_opusComments;
};
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