tetatet/src/audio.h

#ifndef _AUDIO_H_
#define _AUDIO_H_

#include <stdint.h>
#include <stdlib.h>

#include <opus/opus.h>
#include <portaudio.h>

#define AUDIO_SAMPLE_FORMAT paFloat32
typedef float audio_sample_t;

typedef struct audio_t {
    PaStream    *stream;
    OpusEncoder *opus_enc;
    OpusDecoder *opus_dec;

    audio_sample_t *buffer;
    size_t          buffer_size;
} audio_t;

int audio_init(audio_t *aud, int channels, int sample_rate, int frame_size);
int audio_destroy(audio_t *aud);

int audio_read(audio_t *aud, uint8_t *output, size_t output_len);
int audio_write(audio_t *aud, const uint8_t *input, size_t input_len);

#endif /* _AUDIO_H_ */