pinebuds/services/bt_app/audio_prompt_sbc.h
2022-08-15 17:20:27 +08:00

118 lines
3.3 KiB
C

#ifndef __AUDIO_PROMPT_SBC_H__
#define __AUDIO_PROMPT_SBC_H__
#include "stdint.h"
#include "cqueue.h"
#include "codec_sbc.h"
#ifdef __cplusplus
extern "C" {
#endif
#define MIX_WITH_A2DP_STREAMING 0
#define MIX_WITH_SCO_STREAMING 1
#define PENDING_TO_STOP_A2DP_STREAMING 0
#define PENDING_TO_STOP_SCO_STREAMING 1
#define PENDING_TO_STOP_STREAM_INVALID (0xFF)
typedef struct
{
uint8_t channelCnt;
uint8_t channelMode;
uint8_t bitPool;
uint8_t sizePerSample;
uint8_t sampleRate;
uint8_t numBlocks;
uint8_t numSubBands;
uint8_t mSbcFlag;
uint8_t allocMethod;
} AUDIO_PROMPT_SBC_CONFIG_T;
#ifdef TWS_PROMPT_SYNC
typedef struct {
uint16_t promptId;
uint16_t promptPram;
uint32_t sampleRate;
uint32_t trigger_time;
}APP_TWS_CMD_MIX_PROMPT_SYNC_T;
#endif
typedef struct
{
uint8_t dev_id;
uint16_t voicePrompt;
} app_tws_voice_prompt_to_play_t;
#define IS_IGNORME_SBC_FRAME_HEADER (1)
#define AUDIO_PROMPT_SBC_FRAME_HEADER_LEN (4)
#define AUDIO_PROMPT_SBC_CHANNEL_COUNT (1)
#define AUDIO_PROMPT_SBC_CHANNEL_MODE (BTIF_SBC_CHNL_MODE_MONO)
#define AUDIO_PROMPT_SOURCE_PCM_BUFFER_SIZE (512)
#define AUDIO_PROMPT_TARGET_PCM_BUFFER_SIZE (AUDIO_PROMPT_SOURCE_PCM_BUFFER_SIZE*3)
#define AUDIO_PROMPT_PCM_BUFFER_SIZE (AUDIO_PROMPT_SOURCE_PCM_BUFFER_SIZE*4)
#define AUDIO_PROMPT_SBC_BLOCK_SIZE 40
#define AUDIO_PROMPT_SBC_SIZE_PER_SAMPLE (2)// 16 bits, 1 channel
#define AUDIO_PROMPT_SBC_SAMPLE_RATE_VALUE 16000
#define AUDIO_PROMPT_SBC_FRAME_PERIOD_IN_MS (24)
#define AUDIO_PROMPT_SBC_PCM_DATA_SIZE_PER_FRAME 256
#define AUDIO_PROMPT_PCM_FILL_UNIT_SIZE (AUDIO_PROMPT_SBC_PCM_DATA_SIZE_PER_FRAME*2)
#define AUDIO_PROMPT_SBC_ENCODED_DATA_SIZE_PER_FRAME (AUDIO_PROMPT_SBC_BLOCK_SIZE*4)
#define AUDIO_PROMPT_BUF_SIZE_FOR_RESAMPLER 800
uint32_t audio_prompt_sbc_get_frame_len(void);
void audio_prompt_init_handler(void);
bool audio_prompt_is_playing_ongoing(void);
void audio_prompt_buffer_config(uint8_t mixType,
uint8_t channel_cnt,
uint8_t bitNumPerSample,
uint8_t *tmpSourcePcmDataBuf,
uint8_t *tmpTargetPcmDataBuf,
uint8_t *pcmDataBuf,
uint32_t pcmBufLen,
uint8_t *bufForResampler,
uint32_t resampleBufLen);
bool audio_prompt_start_playing(uint16_t promptId, uint32_t targetSampleRate);
void audio_prompt_stop_playing(void);
void audio_prompt_processing_handler(uint32_t acquiredPcmDataLen,
uint8_t *pcmDataToMerge);
bool audio_prompt_check_on_stopping_stream(uint8_t pendingStopOp, uint8_t deviceId);
void audio_prompt_forcefully_stop(void);
bool audio_prompt_is_allow_update_volume(void);
uint16_t audio_prompt_get_prompt_id(void);
uint32_t audio_prompt_get_sample_rate(void);
#ifdef TWS_PROMPT_SYNC
void tws_playback_ticks_check_for_mix_prompt(void);
void app_tws_cmd_sync_mix_prompt_req_handler(uint8_t *ptrParam, uint16_t paramLen);
#endif
bool audio_prompt_clear_pending_stream(uint8_t op);
#ifdef __cplusplus
}
#endif
#endif // __AUDIO_PROMPT_SBC_H__