wav_player.h

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#ifndef WAV_PLAYER_H
#define WAV_PLAYER_H
 
#include <stdio.h>
#include <stdint.h>
#include <string.h>
 
#ifdef __cplusplus
extern "C"{
#endif


#ifndef WAV_BUFFER_SIZE
    #define WAV_BUFFER_SIZE  (1024 * 32)
#endif

typedef enum
{
    WAV_STATUS_STOP = 0x00,        
    WAV_STATUS_PLAY = 0x01,        
} wav_status_t;

typedef struct wav_header_s
{
    char chunk_id[4];                
    uint32_t chunk_size;             
    char format[4];                  
    char sub_chunk1_id[4];           
    uint32_t sub_chunk1_size;        
    uint16_t audio_format;           
    uint16_t num_channel;            
    uint32_t sample_rate;            
    uint32_t byte_rate;              
    uint16_t block_align;            
    uint16_t bit_per_sample;         
    char sub_chunk2_id[4];           
    uint32_t sub_chunk2_size;        
} wav_header_t;

typedef struct wav_handle_s
{
    uint8_t (*iis_init)(uint32_t standard, uint32_t mode, uint32_t polarity, 
                        uint32_t format, uint32_t enable, uint32_t freq);            
    uint8_t (*iis_deinit)(void);                                                     
    uint8_t (*iis_stop)(void);                                                       
    uint8_t (*iis_pause)(void);                                                      
    uint8_t (*iis_resume)(void);                                                     
    uint8_t (*iis_set_freq)(uint32_t freq);                                          
    uint8_t (*iis_write)(uint16_t *buf, uint16_t len);                               
    uint8_t (*iis_read)(uint16_t *buf, uint16_t len);                                
    uint8_t (*audio_init)(uint8_t type, char *name, uint32_t *size);                 
    uint8_t (*audio_deinit)(void);                                                   
    uint8_t (*audio_read)(uint32_t addr, uint16_t size, uint8_t *buffer);            
    uint8_t (*audio_write)(uint32_t addr, uint16_t size, uint8_t *buffer);           
    void (*delay_ms)(uint32_t ms);                                                   
    void (*debug_print)(const char *const fmt, ...);                                  
    uint8_t inited;                                                                  
    uint8_t status;                                                                  
    wav_header_t wav;                                                                
    uint32_t size;                                                                   
    uint32_t pos;                                                                    
    uint8_t buf[WAV_BUFFER_SIZE];                                                    
} wav_handle_t;

#define WAV_LINK_INIT(HANDLE, STRUCTURE)      memset(HANDLE, 0, sizeof(STRUCTURE))

#define WAV_LINK_AUDIO_INIT(HANDLE, FUC)     (HANDLE)->audio_init = FUC

#define WAV_LINK_AUDIO_DEINIT(HANDLE, FUC)   (HANDLE)->audio_deinit = FUC

#define WAV_LINK_AUDIO_READ(HANDLE, FUC)     (HANDLE)->audio_read = FUC

#define WAV_LINK_AUDIO_WRITE(HANDLE, FUC)    (HANDLE)->audio_write = FUC

#define WAV_LINK_IIS_INIT(HANDLE, FUC)       (HANDLE)->iis_init = FUC

#define WAV_LINK_IIS_DEINIT(HANDLE, FUC)     (HANDLE)->iis_deinit = FUC

#define WAV_LINK_IIS_STOP(HANDLE, FUC)       (HANDLE)->iis_stop = FUC

#define WAV_LINK_IIS_PAUSE(HANDLE, FUC)      (HANDLE)->iis_pause = FUC

#define WAV_LINK_IIS_RESUME(HANDLE, FUC)     (HANDLE)->iis_resume = FUC

#define WAV_LINK_IIS_SET_FREQ(HANDLE, FUC)   (HANDLE)->iis_set_freq = FUC

#define WAV_LINK_IIS_WRITE(HANDLE, FUC)      (HANDLE)->iis_write = FUC

#define WAV_LINK_IIS_READ(HANDLE, FUC)       (HANDLE)->iis_read = FUC

#define WAV_LINK_DELAY_MS(HANDLE, FUC)       (HANDLE)->delay_ms = FUC

#define WAV_LINK_DEBUG_PRINT(HANDLE, FUC)    (HANDLE)->debug_print = FUC

uint8_t wav_init(wav_handle_t *handle);

uint8_t wav_deinit(wav_handle_t *handle);

uint8_t wav_player_init(wav_handle_t *handle, char *path);

uint8_t wav_player_buffer_fill(wav_handle_t *handle, uint8_t index);

uint8_t wav_record_file_fill(wav_handle_t *handle, uint8_t index);

uint8_t wav_player_get_status(wav_handle_t *handle, wav_status_t *status);

uint8_t wav_player_config(wav_handle_t *handle, uint32_t standard, 
                          uint32_t mode, uint32_t polarity, 
                          uint32_t format, uint32_t enable, uint32_t freq);

uint8_t wav_record_start(wav_handle_t *handle, uint32_t sample_rate, char *path);

uint8_t wav_record_stop(wav_handle_t *handle);

uint8_t wav_player_start(wav_handle_t *handle);

uint8_t wav_player_stop(wav_handle_t *handle);

uint8_t wav_player_pause(wav_handle_t *handle);

uint8_t wav_player_resume(wav_handle_t *handle);

 
#ifdef __cplusplus
}
#endif
 
#endif