audio_system.h File Reference

#include <stddef.h>
#include <stdbool.h>
#include <stdint.h>
#include <zephyr/net_buf.h>
#include "audio_defines.h"

Go to the source code of this file.

Macros
#define	VALUE_NOT_SET   0

Functions
void	audio_system_encoder_start (void)
	Start the execution of the encoder thread.
void	audio_system_encoder_stop (void)
	Stop the encoder thread from executing.
bool	audio_system_encoder_is_started (void)
	Check if the encoder thread is currently enabled to execute.
int	audio_system_encode_test_tone_set (uint32_t freq)
	Toggle a test tone on and off.
int	audio_system_encode_test_tone_step (void)
	Step through different test tones.
int	audio_system_config_set (uint32_t encoder_sample_rate_hz, uint32_t encoder_bitrate, uint32_t decoder_sample_rate_hz)
	Set the sample rates for the encoder and the decoder, and the bit rate for encoder.
int	audio_system_encoder_num_ch_set (uint32_t locations)
	Set the number of channels for the encoder based on the given audio locations.
int	audio_system_decode (struct net_buf *audio_frame)
	Decode data and then add it to TX FIFO buffer.
void	audio_system_start (void)
	Initialize and start both HW and SW audio codec.
void	audio_system_stop (void)
	Stop all activities related to audio.
int	audio_system_decoder_num_ch_get (void)
	Get number of decoder channels.
int	audio_system_init (void)
	Initialize the audio system.