audio_datapath.h

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/*
 *  Copyright (c) 2021, PACKETCRAFT, INC.
 *
 *  SPDX-License-Identifier: LicenseRef-PCFT
 */
 
#ifndef _AUDIO_DATAPATH_H_
#define _AUDIO_DATAPATH_H_
 
#include <zephyr/kernel.h>
#include <stdint.h>
#include <stdbool.h>
#include <zephyr/net_buf.h>
 
#include "sw_codec_select.h"
#include "audio_defines.h"
 
#define SDU_REF_CH_DELTA_MAX_US (int)(CONFIG_AUDIO_FRAME_DURATION_US * 0.001)
 
int audio_datapath_tone_play(uint16_t freq, uint16_t dur_ms, float amplitude);
 
void audio_datapath_tone_stop(void);
 
int audio_datapath_pres_delay_us_set(uint32_t delay_us);
 
void audio_datapath_pres_delay_us_get(uint32_t *delay_us);
 
void audio_datapath_stream_out(struct net_buf *audio_frame_in);
 
int audio_datapath_start(struct k_msgq *queue_rx);
 
int audio_datapath_stop(void);
 
int audio_datapath_init(void);
 
#endif /* _AUDIO_DATAPATH_H_ */