libspisound/spisound.h

#pragma once
#include <stdint.h>

#ifdef cplusplus
extern "C" {
#endif
/**
 * @brief 上报48k音频数据32位音频数据
 *
 * @param data 音频数据
 * @param len 音频数据长度
 *
 */
typedef void (*spisound_cb_t)(int32_t *data, uint32_t len);

typedef enum {
  ksp_success,
  ksp_module_not_inited,
  ksp_module_has_started,
  ksp_create_thread_fail,
  ksp_init_spi_cs_pin_open_fail,
  ksp_init_spi_error_open_fail,
  ksp_init_spi_error_set_speed_fail,
  ksp_init_spi_error_set_nbits_fail,
  ksp_init_spi_error_set_mode_fail,
} error_code_t;

static inline const char *error_code_to_string(error_code_t code) {
  switch (code) {
    case ksp_success:
      return "success";
    case ksp_module_not_inited:
      return "module not inited";
    case ksp_module_has_started:
      return "module has started";
    case ksp_create_thread_fail:
      return "create thread fail";
    case ksp_init_spi_cs_pin_open_fail:
      return "init spi cs pin open fail";
    case ksp_init_spi_error_open_fail:
      return "init spi error open fail";
    case ksp_init_spi_error_set_speed_fail:
      return "init spi error set speed fail";
    case ksp_init_spi_error_set_nbits_fail:
      return "init spi error set nbits fail";
    case ksp_init_spi_error_set_mode_fail:
      return "init spi error set mode fail";
    default:
      return "unknown error";
  }
}

/**
 * @brief 初始化声音采集模块
 *
 * @param deviceName
 * @param callback
 */
error_code_t spisound_init(const char *deviceName, int csgpionId, spisound_cb_t callback);
error_code_t spisound_start_capture(void);
const char  *spisound_libversion();

void spisound_dump_last_error();
#ifdef cplusplus
}
#endif