#ifndef u16
#define  u32  unsigned int
#define  u16  unsigned short
#define  s16  short
#define  u8  unsigned char
#endif

typedef struct _OPUS_EN_FILE_IO_ {
    void *priv;
    u16(*input_data)(void *priv, s16 *buf, u16 len);  //short
    void (*output_data)(void *priv, u8 *buf, u16 len); //bytes
} OPUS_EN_FILE_IO;


typedef struct __OPUS_ENC_OPS {
    u32(*need_buf)(u16 samplerate);       //samplerate=16k   ignore
    u32(*open)(u8 *ptr, OPUS_EN_FILE_IO *audioIO, u8 quality, u16 sample_rate);
    //1. quality:bitrate     0:16kbps    1:32kbps    2:64kbps
    //   quality: MSB_2:(bit7_bit6)     format_mode    //0:百度_无头.                   1:酷狗_eng+range.
    //   quality:LMSB_2:(bit5_bit4)     low_complexity //0:高复杂度,高质量.兼容之前库.  1:低复杂度,低质量.
    //2. sample_rate         sample_rate=16k         ignore
    u32(*run)(u8 *ptr);
} OPUS_ENC_OPS;

extern OPUS_ENC_OPS *get_opus_enc_ops(void);

#endif