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