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#ifndef ENCODERMP3_H
#define ENCODERMP3_H
#include <lame/lame.h>
#include "util/types.h"
#include "encoder/encoder.h"
class EncoderMp3 final : public Encoder {
public:
static const int MONO_BITRATE_THRESHOLD;
static const int MONO_VBR_THRESHOLD;
static const int MONO_VBR_OFFSET;
EncoderMp3(EncoderCallback* callback=nullptr);
~EncoderMp3() override;
int initEncoder(int samplerate, QString errorMessage) 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();
int bufferOutGrow(int size);
int bufferInGrow(int size);
lame_t m_lameFlags;
QString m_metaDataTitle;
QString m_metaDataArtist;
QString m_metaDataAlbum;
int m_bitrate;
int m_vbr_index;
vbr_mode m_encoding_mode;
MPEG_mode_e m_stereo_mode;
unsigned char *m_bufferOut;
int m_bufferOutSize;
float* m_bufferIn[2];
int m_bufferInSize;
EncoderCallback* m_pCallback;
};
#endif
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