drv_speaker.h

/*
  Copyright (c) 2010 - 2017, Nordic Semiconductor ASA
  All rights reserved.

  Redistribution and use in source and binary forms, with or without modification,
  are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this
     list of conditions and the following disclaimer.

  2. Redistributions in binary form, except as embedded into a Nordic
     Semiconductor ASA integrated circuit in a product or a software update for
     such product, must reproduce the above copyright notice, this list of
     conditions and the following disclaimer in the documentation and/or other
     materials provided with the distribution.

  3. Neither the name of Nordic Semiconductor ASA nor the names of its
     contributors may be used to endorse or promote products derived from this
     software without specific prior written permission.

  4. This software, with or without modification, must only be used with a
     Nordic Semiconductor ASA integrated circuit.

  5. Any software provided in binary form under this license must not be reverse
     engineered, decompiled, modified and/or disassembled.

  THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
  DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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 */

#ifndef __DRV_SPEAKER_H__
#define __DRV_SPEAKER_H__

#include <stdint.h>

typedef enum
{
    DRV_SPEAKER_EVT_FINISHED,
    DRV_SPEAKER_EVT_BUFFER_WARNING,
    DRV_SPEAKER_EVT_BUFFER_READY
}drv_speaker_evt_t;

typedef void (*drv_speaker_evt_handler_t)(drv_speaker_evt_t evt);

typedef struct
{
    drv_speaker_evt_handler_t evt_handler;
}drv_speaker_init_t;

uint32_t drv_speaker_init(drv_speaker_init_t * p_params);

uint32_t drv_speaker_tone_start(uint16_t freq_hz, uint32_t duration_ms, uint8_t volume);

uint32_t drv_speaker_flash_pcm_play(uint8_t const * const p_sound, uint32_t size);

uint32_t drv_speaker_ble_pcm_play(uint8_t * p_sound, uint32_t length);

uint32_t drv_speaker_sample_play(uint8_t sample_id);

#endif