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pinebuds/services/bt_if_enhanced/inc/a2dp_api.h

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/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifndef _A2DP_API_H
#define _A2DP_API_H
#include "bluetooth.h"
#include "avrcp_api.h"
#include "avdtp_api.h"
#include "conmgr_api.h"
#include "codec_sbc.h"
typedef enum{
BTIF_DEVICE_ID_1 = 0,
#ifdef __BT_ONE_BRING_TWO__
BTIF_DEVICE_ID_2,
#endif
BTIF_DEVICE_NUM
}btif_dev_it_e;
typedef void a2dp_stream_t;
typedef void a2dp_callback_parms_t;
typedef uint8_t btif_a2dp_event_t;
#define A2DP_AAC_OCTET_NUMBER (6)
#define A2DP_AAC_OCTET0_MPEG2_AAC_LC 0x80
#define A2DP_AAC_OCTET1_SAMPLING_FREQUENCY_44100 0x01
#define A2DP_AAC_OCTET2_CHANNELS_1 0x08
#define A2DP_AAC_OCTET2_CHANNELS_2 0x04
#define A2DP_AAC_OCTET2_SAMPLING_FREQUENCY_48000 0x80
#define A2DP_AAC_OCTET3_VBR_SUPPORTED 0x80
/** Accept or reject by calling btif_a2dp_open_stream_rsp().
*/
#define BTIF_A2DP_EVENT_STREAM_OPEN_IND 1
/** This event is the response to a call from btif_a2dp_open_stream() or
* btif_a2dp_open_stream_rsp().
*/
#define BTIF_A2DP_EVENT_STREAM_OPEN 2
/** This event is received during the establishment of an
* outgoing stream (btif_a2dp_open_stream()) to indicate the capabilities of the
* remote device. This event may also be received after calling
* btif_a2dp_get_stream_capabilities().
*/
#define BTIF_A2DP_EVENT_CODEC_INFO 3
/** This event is received during the establishment of an
* outgoing stream (btif_a2dp_open_stream()) to indicated the capabilities of the
* remote device. This event may also be received after calling
* btif_a2dp_get_stream_capabilities().
*
*/
#define BTIF_A2DP_EVENT_CP_INFO 4
/** If this event is received, then the remote device
* supports the Delay Reporting feature.
*/
#define BTIF_A2DP_EVENT_DELAY_REPORTING_INFO 5
/** This event is received when a stream is opening and
* all matching capabilities have been found. The application must call
* btif_a2dp_set_stream_config() to configure the stream. If successful, the
* stream will be opened. btif_a2dp_close_stream() can also be called to close
* the stream. This event is only received on outgoing connections.
*/
#define BTIF_A2DP_EVENT_GET_CONFIG_IND 6
/** This event is received after calling btif_a2dp_get_stream_capabilities(). This
* event is received after all the capabilities of the remote device have
* been indicated (see BTIF_A2DP_EVENT_CODEC_INFO and BTIF_A2DP_EVENT_CP_INFO).
*/
#define BTIF_A2DP_EVENT_GET_CAP_CNF 7
/** This event is received when an open stream has been
* closed. This can happen as a result of a call to btif_a2dp_close_stream(), if
* the stream has been closed by the remote device, if a link loss has been
* detected, or if the remote device rejects a request to open the stream.
*
*/
#define BTIF_A2DP_EVENT_STREAM_CLOSED 8
/** This event is received when an open stream has been
* set to the idle state. result of a call to btif_a2dp_idle_stream().
*/
#define BTIF_A2DP_EVENT_STREAM_IDLE 9
/** When the remote device requests streaming to begin, this event will be
* received . The application can accept or reject
* this request by calling btif_a2dp_start_stream_rsp(). (Note: this event
* will be received only after BTIF_A2DP_EVENT_STREAM_OPEN_IND but it may arrive
* before BTIF_A2DP_EVENT_STREAM_OPEN.)
*/
#define BTIF_A2DP_EVENT_STREAM_START_IND 10
/** When streaming has been started, this event will be received. This can happen as the result to a call to
* btif_a2dp_start_stream() or btif_a2dp_start_stream_rsp().
*/
#define BTIF_A2DP_EVENT_STREAM_STARTED 11
/** When streaming has been suspended, this event will be received . as the result to a call to
* btif_a2dp_suspend_stream(), or when the remote device suspends the stream.
*/
#define BTIF_A2DP_EVENT_STREAM_SUSPENDED 12
/** When the remote device wishes to reconfigure an open stream, this event
* is received by the application. The application can accept or reject
* the request by calling btif_a2dp_reconfig_stream_rsp().
*
*/
#define BTIF_A2DP_EVENT_STREAM_RECONFIG_IND 13
/** When an open stream is reconfigured, this event is received by the
* application.
*
*/
#define BTIF_A2DP_EVENT_STREAM_RECONFIG_CNF 14
/** This event is received when the remote device requests the security
* process to begin. The application responds to this request by calling
* btif_a2dp_security_control_rsp().
*/
#define BTIF_A2DP_EVENT_STREAM_SECURITY_IND 15
/** This event is received when the remote device responds
* to the security process request.
*/
#define BTIF_A2DP_EVENT_STREAM_SECURITY_CNF 16
/** When the stream is aborted, this event is received by the application.
* This can happen in response to a request from the remote device to abort
* the stream, or as the result of a call to btif_a2dp_abort_stream(). When a
* stream is aborted, the stream is closed.
*/
#define BTIF_A2DP_EVENT_STREAM_ABORTED 17
/** This event is received when stream data has been received from the remote
* device. The data is raw and is not parsed by A2DP. It should contain
* a single media packet.
*/
#define BTIF_A2DP_EVENT_STREAM_DATA_IND 18
/** This event is received when raw data has been sent to the remote device.
* This happens as the result of a call to btif_a2dp_stream_send_raw_packet().
*
*/
#define BTIF_A2DP_EVENT_STREAM_PACKET_SENT 19
/** This event is received when SBC data has been sent to the remote device.
* This happens as the result of a call to btif_a2dp_stream_send_sbc_packet().
*/
#define BTIF_A2DP_EVENT_STREAM_SBC_PACKET_SENT 20
/** This event is received by a Source when the Sink reports the value of its
* buffer/processing delay. This may happen when the stream is configured
* (or reconfigured), and when the stream is in the streaming state.
*
*/
#define BTIF_A2DP_EVENT_DELAY_REPORT_IND 21
/** This event is received by a Sink when the Source acknowldeges the
* transmitted buffer/processing delay.
*/
#define BTIF_A2DP_EVENT_DELAY_REPORT_CNF 22
/** When the the lower level AVDTP connection is established between the
* local and remote devices, this event will be generated.
*
* During this callback, the 'p.device' parameter contains a pointer to the
* device that was connected.
*/
#define BTIF_A2DP_EVENT_AVDTP_CONNECT 23
/** When the the lower level AVDTP connection is disconnected, this event
* will be generated.
*
*/
#define BTIF_A2DP_EVENT_AVDTP_DISCONNECT 24
#if BTIF_AV_WORKER
/* Confirms has received configuration information after an
* btif_avdtp_get_config() request.
*/
#define BTIF_A2DP_AVDTP_EVENT_GET_CFG_CNF 27
/* Confirms has sent configuration information after an
* btif_avdtp_open_stream() request.
*/
#define BTIF_A2DP_AVDTP_EVENT_SET_CFG_CNF 28
#endif
#define BTIF_A2DP_EVENT_STREAM_STARTED_MOCK 29
//user define @biao
#define BTIF_A2DP_EVENT_AVDTP_CLOSE_IND 81
#define BTIF_A2DP_EVENT_AVDTP_DISCOVER_IND 82
#define BTIF_A2DP_EVENT_AVDTP_DISCOVER_RSP 83
//#define AVDTP_EVENT_STREAM_CLOSE_IND
/* event that let app level to see a stream is good to select */
#define BTIF_A2DP_EVENT_STREAM_SELECT 84
/* event that let app level to confirm stream(sep) state */
#define BTIF_A2DP_EVENT_STREAM_STATE_CFM 85
typedef uint8_t btif_a2dp_error_t;
#define BTIF_A2DP_ERR_NO_ERROR 0x00
#define BTIF_A2DP_ERR_BAD_SERVICE 0x80
#define BTIF_A2DP_ERR_INSUFFICIENT_RESOURCE 0x81
#define BTIF_A2DP_ERR_INVALID_CODEC_TYPE 0xC1
#define BTIF_A2DP_ERR_NOT_SUPPORTED_CODEC_TYPE AVDTP_ERR_NOT_SUPPORTED_CODEC_TYPE
#define BTIF_A2DP_ERR_INVALID_SAMPLING_FREQUENCY 0xC3
#define BTIF_A2DP_ERR_NOT_SUPPORTED_SAMP_FREQ 0xC4
/** Channel mode not valid
*
* SBC
* MPEG-1,2 Audio
* ATRAC family
*/
#define BTIF_A2DP_ERR_INVALID_CHANNEL_MODE 0xC5
#define BTIF_A2DP_ERR_NOT_SUPPORTED_CHANNEL_MODE 0xC6
#define BTIF_A2DP_ERR_INVALID_SUBBANDS 0xC7
#define BTIF_A2DP_ERR_NOT_SUPPORTED_SUBBANDS 0xC8
#define BTIF_A2DP_ERR_INVALID_ALLOCATION_METHOD 0xC9
#define BTIF_A2DP_ERR_NOT_SUPPORTED_ALLOC_METHOD 0xCA
#define BTIF_A2DP_ERR_INVALID_MIN_BITPOOL_VALUE 0xCB
#define BTIF_A2DP_ERR_NOT_SUPPORTED_MIN_BITPOOL_VALUE 0xCC
#define BTIF_A2DP_ERR_INVALID_MAX_BITPOOL_VALUE 0xCD
#define BTIF_A2DP_ERR_NOT_SUPPORTED_MAX_BITPOOL_VALUE 0xCE
#define BTIF_A2DP_ERR_INVALID_LAYER 0xCF
#define BTIF_A2DP_ERR_NOT_SUPPORTED_LAYER 0xD0
#define BTIF_A2DP_ERR_NOT_SUPPORTED_CRC 0xD1
#define BTIF_A2DP_ERR_NOT_SUPPORTED_MPF 0xD2
#define BTIF_A2DP_ERR_NOT_SUPPORTED_VBR 0xD3
#define BTIF_A2DP_ERR_INVALID_BIT_RATE 0xD4
#define BTIF_A2DP_ERR_NOT_SUPPORTED_BIT_RATE 0xD5
#define BTIF_A2DP_ERR_INVALID_OBJECT_TYPE 0xD6
#define BTIF_A2DP_ERR_NOT_SUPPORTED_OBJECT_TYPE 0xD7
#define BTIF_A2DP_ERR_INVALID_CHANNELS 0xD8
#define BTIF_A2DP_ERR_NOT_SUPPORTED_CHANNELS 0xD9
#define A2DP_SCALABLE_OCTET_NUMBER (7)
#define BTIF_A2DP_ERR_INVALID_VERSION 0xDA
#define BTIF_A2DP_ERR_NOT_SUPPORTED_VERSION 0xDB
#define BTIF_A2DP_ERR_NOT_SUPPORTED_MAXIMUM_SUL 0xDC
#define BTIF_A2DP_ERR_INVALID_BLOCK_LENGTH 0xDD
#define BTIF_A2DP_ERR_INVALID_CP_TYPE 0xE0
#define BTIF_A2DP_ERR_INVALID_CP_FORMAT 0xE1
#define BTIF_A2DP_ERR_UNKNOWN_ERROR AVDTP_ERR_UNKNOWN_ERROR
typedef U16 btif_a22dp_version_t;
typedef U16 btif_a2dp_features_t;
/* Audio Player */
#define BTIF_A2DP_SRC_FEATURE_PLAYER 0x01
/* Microphone */
#define BTIF_A2DP_SRC_FEATURE_MIC 0x02
/* Tuner */
#define BTIF_A2DP_SRC_FEATURE_TUNER 0x04
/* Mixer */
#define BTIF_A2DP_SRC_FEATURE_MIXER 0x08
/* Headphones */
#define BTIF_A2DP_SNK_FEATURE_HEADPHONE 0x01
/* Loudspeaker */
#define BTIF_A2DP_SNK_FEATURE_SPEAKER 0x02
/* Audio Recorder */
#define BTIF_A2DP_SNK_FEATURE_RECORDER 0x04
/* Amplifier */
#define BTIF_A2DP_SNK_FEATURE_AMP 0x08
typedef U8 btif_a2dp_endpoint_type_t;
/* The stream is a source */
#define BTIF_A2DP_STREAM_TYPE_SOURCE 0
/* The stream is a sink */
#define BTIF_A2DP_STREAM_TYPE_SINK 1
typedef uint8_t btif_a2dp_stream_state_t;
/* The stream is closed */
#define BTIF_A2DP_STREAM_STATE_CLOSED 0
/* The stream is idle */
#define BTIF_A2DP_STREAM_STATE_IDLE 1
/* The stream is open */
#define BTIF_A2DP_STREAM_STATE_OPEN 2
/* The stream is streaming */
#define BTIF_A2DP_STREAM_STATE_STREAMING 3
/* Unknown state */
#define BTIF_A2DP_STREAM_STATE_UNKNOWN 0xFF
typedef void (*btif_a2dp_callback) (a2dp_stream_t * Stream, const a2dp_callback_parms_t * Info);
typedef void btif_av_device_t;
struct btif_get_codec_cap_t
{
uint8_t ** cap;
uint16_t * cap_len;
bool done;
};
typedef struct {
btif_a2dp_event_t event;
uint8_t subevt;
uint16_t len;
I8 status;
btif_a2dp_error_t error;
btif_a2dp_error_t discReason;
union {
btif_avdtp_content_prot_t *cp;
btif_avdtp_codec_t *codec;
btif_avdtp_capability_t *capability;
btif_avdtp_config_request_t *configReq; /* AVDTP Config request */
btif_bt_packet_t *btPacket; /* Raw Transmit packet */
btif_a2dp_sbc_packet_t *sbcPacket; /* SBC Transmit packet */
uint8_t *data; /* Receive data */
uint16_t delayMs; /* Buffering/processing delay of
* the Sink.
*/
btif_avdtp_stream_info_t *streamInfo; /* Stream information */
btif_av_device_t *device; /* The connecting or disconnectin device. */
struct btif_get_codec_cap_t *get_cap;
a2dp_stream_t *dstStream; /* Stream to switch */
} p;
btif_remote_device_t *remDev;
} btif_a2dp_callback_parms_t;
typedef struct {
list_entry_t node; /* Used internally by A2DP. */
btif_avdtp_stream_info_t info; /* Stream information */
} btif_a2dp_streamInfo_t;
typedef struct {
#if defined(__TWS__)
btif_avdtp_codec_t setconfig_codec;
#endif /* */
bool free;
uint8_t state;
a2dp_stream_t *a2dp_stream; //stack A2dpStream object
} btif_a2dp_stream_t;
#ifdef __cplusplus
extern "C" {
#endif
void btif_a2dp_init(void);
int a2dp_hid_init(void);
btif_a2dp_stream_t *btif_a2dp_alloc_stream(void);
uint16_t btif_avdtp_parse_mediaHeader(btif_media_header_t * header,
btif_a2dp_callback_parms_t * Info, uint8_t avdtp_cp);
void btif_app_a2dp_avrcpadvancedpdu_mempool_init();
void btif_app_a2dp_avrcpadvancedpdu_mempool_calloc(void **buf);
void btif_app_a2dp_avrcpadvancedpdu_mempool_free(void *buf);
void a2dp_set_config_codec(btif_avdtp_codec_t * config_codec,
const btif_a2dp_callback_parms_t * Info);
btif_avdtp_codec_type_t btif_a2dp_get_stream_register_codec_type(a2dp_stream_t *stream);
bt_status_t btif_a2dp_register(a2dp_stream_t *Stream,
btif_a2dp_endpoint_type_t stream_type,
btif_avdtp_codec_t *Codec,
btif_avdtp_content_prot_t *Prot,
uint8_t Priority,
uint8_t Device_id,
btif_a2dp_callback Callback);
bt_status_t btif_a2dp_add_content_protection(a2dp_stream_t *Stream, btif_avdtp_content_prot_t *Prot);
bt_status_t btif_a2dp_deregister(a2dp_stream_t * Stream);
int8_t btif_a2dp_is_register_codec_same(a2dp_stream_t *src_stream, a2dp_stream_t *dst_stream);
void btif_a2dp_lhdc_config_tws_audio(const a2dp_callback_parms_t * info);
void btif_a2dp_aac_config_tws_audio(const a2dp_callback_parms_t * info);
void btif_a2dp_sbc_config_tws_audio(const a2dp_callback_parms_t * info);
void btif_a2dp_tws_set_mobile_codec_info(const a2dp_callback_parms_t * info);
void btif_a2dp_set_copy_protection_enable(a2dp_stream_t *stream, bool enable);
btif_remote_device_t *btif_a2dp_get_remote_device(a2dp_stream_t * stream);
uint8_t *btif_a2dp_get_stream_devic_cmgrHandler_remdev_bdAddr(a2dp_stream_t * Stream);
void *btif_a2dp_get_stream_device(a2dp_stream_t * Stream);
void *btif_a2dp_get_stream_devic_cmgrHandler_bt_handler(a2dp_stream_t * Stream);
void *btif_a2dp_get_stream_devic_cmgrHandler_remdev(a2dp_stream_t * Stream);
uint8_t btif_a2dp_get_stream_devic_cmgrHandler_remdev_role(a2dp_stream_t * Stream);
btif_cmgr_handler_t *btif_a2dp_get_stream_devic_cmgrHandler(a2dp_stream_t * Stream);
void btif_me_set_sniffer_env(uint8_t sniffer_acitve, uint8_t sniffer_role,
uint8_t * monitored_addr, uint8_t * sniffer_addr);
uint16_t btif_me_get_remote_device_hci_handle(btif_remote_device_t * rdev);
bt_bdaddr_t *btif_a2dp_stream_conn_remDev_bdAddr(a2dp_stream_t * Stream);
uint8_t *btif_a2dp_get_remote_device_version(btif_remote_device_t * remDev);
btif_a2dp_event_t btif_a2dp_get_cb_event(a2dp_callback_parms_t * info);
bt_status_t btif_a2dp_set_sink_delay(a2dp_stream_t * Stream, U16 delayMs);
bt_status_t btif_a2dp_set_stream_config(a2dp_stream_t * Stream,
btif_avdtp_codec_t * Codec,
btif_avdtp_content_prot_t * Cp);
bt_status_t btif_a2dp_open_stream(a2dp_stream_t * Stream, bt_bdaddr_t * Addr);
bt_status_t btif_a2dp_disc_stream(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_start_stream(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_idle_stream(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_suspend_stream(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_start_stream_rsp(a2dp_stream_t * Stream, btif_a2dp_error_t error);
bt_status_t btif_a2dp_close_stream(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_reconfig_stream_rsp(a2dp_stream_t * Stream,
btif_a2dp_error_t Error,
btif_avdtp_capability_type_t Type);
bt_status_t btif_a2dp_reconfig_stream(a2dp_stream_t * Stream,
btif_avdtp_codec_t * codec_cfg,
btif_avdtp_content_prot_t * cp);
uint8_t btif_a2dp_security_control_req(a2dp_stream_t *stream, uint8_t *data, uint16_t len);
uint8_t btif_a2dp_security_control_rsp(a2dp_stream_t *stream,uint8_t* data,uint16_t len, uint8_t error);
bt_status_t btif_a2dp_open_stream_rsp(a2dp_stream_t * Stream,
btif_a2dp_error_t Error,
btif_avdtp_capability_type_t CapType);
bool btif_a2dp_stream_has_remote_device(btif_a2dp_stream_t * stream);
bt_bdaddr_t *btif_a2dp_stream_get_remote_bd_addr(btif_a2dp_stream_t * stream);
btif_a2dp_stream_t *btif_get_a2dp_stream(a2dp_stream_t * stream);
btif_a2dp_endpoint_type_t btif_a2dp_get_stream_type(a2dp_stream_t * Stream);
btif_avdtp_stream_state_t btif_a2dp_get_stream_state(a2dp_stream_t * Stream);
uint8_t btif_a2dp_get_stream_loc_strmId(a2dp_stream_t * Stream);
uint8_t btif_a2dp_get_stream_rem_strmId(a2dp_stream_t * Stream);
uint16_t btif_a2dp_get_stream_chnl_sigchnl_l2ChannelId(a2dp_stream_t * Stream);
void btif_a2dp_set_stream_state(a2dp_stream_t * Stream, btif_avdtp_stream_state_t state);
void btif_a2dp_reset_stream_state(a2dp_stream_t *stream);
void btif_a2dp_set_stream_conn_l2ChannelId(a2dp_stream_t * Stream, uint16_t id);
void btif_a2dp_set_stream_chnl_conn_l2ChannelId(a2dp_stream_t * Stream, uint16_t id);
void btif_a2dp_set_stream_chnl_sigChnl_l2ChannelId(a2dp_stream_t * Stream, uint16_t id);
void btif_a2dp_set_stream_loc_streamId(a2dp_stream_t * Stream, uint8_t id);
void btif_a2dp_set_stream_remote_streamId(a2dp_stream_t * Stream, uint8_t id);
void btif_a2dp_discover(a2dp_stream_t* Stream);
BOOL btif_a2dp_is_stream_device_has_delay_reporting(a2dp_stream_t * Stream);
btif_avdtp_codec_t *btif_a2dp_get_stream_codec(a2dp_stream_t * Stream);
btif_avdtp_codec_t *btif_a2dp_get_stream_codecCfg(a2dp_stream_t * Stream);
uint16_t btif_a2dp_get_stream_conn_remDev_hciHandle(a2dp_stream_t * Stream);
uint16_t btif_a2dp_get_stream_device_cmgrhandler_remDev_hciHandle(a2dp_stream_t * Stream);
btif_avdtp_codec_t *btif_a2dp_get_avdtp_setconfig_codec(a2dp_stream_t * stream);
bt_status_t btif_a2dp_get_stream_capabilities(a2dp_stream_t * Stream);
bt_status_t btif_a2dp_stream_send_sbc_packet(a2dp_stream_t * stream,
btif_a2dp_sbc_packet_t * Packet,
btif_sbc_stream_info_short_t * StreamInfo);
void btif_a2dp_sync_avdtp_streaming_state(bt_bdaddr_t *addr);
void btif_app_a2dp_source_init(void);
uint8_t btif_a2dp_get_cb_error(const btif_a2dp_callback_parms_t * Info);
uint8_t btif_a2dp_set_dst_stream(a2dp_callback_parms_t *Info, a2dp_stream_t *stream);
btif_remote_device_t *btif_a2dp_get_stream_conn_remDev(a2dp_stream_t * stream);
uint8_t btif_a2dp_get_stream_codec_element(a2dp_stream_t * stream,uint8_t index);
bt_status_t btif_a2dp_set_master_role(a2dp_stream_t * Stream, BOOL Flag);
uint16_t btif_a2dp_get_stream_conn_l2ChannelId(a2dp_stream_t * Stream);
btif_media_header_t *btif_a2dp_get_stream_media_header(a2dp_stream_t * stream);
int tws_if_get_a2dpbuff_available(void);
int a2dp_codec_init(void);
void btif_a2dp_lock_same_deviceid_endpoint(a2dp_stream_t * Stream,btif_remote_device_t *remDev);
void btif_a2dp_unlock_same_deviceid_endpoint(a2dp_stream_t * Stream,btif_remote_device_t *remDev);
void btif_a2dp_unlock_the_connected_stream_byRemdev(btif_remote_device_t* RemDev);
uint8_t btif_a2dp_trylock_the_other_id_by_configedid(btif_remote_device_t* RemDev);
uint8_t btif_a2dp_confirm_stream_state(a2dp_stream_t *Stream, uint8_t old_state, uint8_t new_state);
void btif_a2dp_lock_deviceid_endpoint(uint8_t id);
void btif_a2dp_unlock_deviceid_endpoint(uint8_t unused_id);
bool btif_a2dp_is_disconnected(a2dp_stream_t *Stream);
uint8_t btif_a2dp_get_avrcpadvancedpdu_trans_id(void* pdu);
void btif_a2dp_set_avrcpadvancedpdu_trans_id(void* pdu, uint8_t trans_id);
btif_remote_device_t *btif_a2dp_get_remote_device_from_cbparms(a2dp_stream_t *Stream, const a2dp_callback_parms_t *info);
btif_avdtp_codec_type_t btif_a2dp_get_codec_type(const a2dp_callback_parms_t *info);
void btif_a2dp_set_codec_info_func(void (*func)(btif_dev_it_e dev_num, const uint8_t *codec));
void btif_a2dp_get_codec_info_func(void (*func)(btif_dev_it_e dev_num, uint8_t *codec));
#if defined(IBRT)
void btif_reset_app_bt_device_streaming(uint8_t bt_dev_idx, uint8_t rm_detbl_idx , uint8_t avd_ctx_device_idx);
void btif_a2dp_set_codec_info(btif_dev_it_e dev_num, const uint8_t *codec);
void btif_a2dp_get_codec_info(btif_dev_it_e dev_num, uint8_t *codec);
#endif
#if defined(IBRT)
#if defined(ENHANCED_STACK)
uint32_t btif_a2dp_profile_save_ctx(btif_remote_device_t *rem_dev, uint8_t *buf, uint32_t buf_len);
uint32_t btif_a2dp_profile_restore_ctx(uint8_t *buf, uint32_t buf_len);
uint8_t btif_a2dp_is_critical_avdtp_cmd_handling(void);
void btif_a2dp_critical_avdtp_cmd_timeout(void);
#endif /* *ENHANCED_STACK */
#endif /* IBRT */
/* Callout functions, do not call directly */
uint8_t a2dp_stream_confirm_stream_state(uint8_t index, uint8_t old_state, uint8_t new_state);
uint8_t a2dp_stream_locate_the_connected_dev_id(a2dp_stream_t *Stream);
void btif_a2dp_get_info(uint8_t devIndex, btif_avdtp_codec_type_t* pCodec,
uint8_t* pSampleRate, uint8_t* pSampleBit);
#ifdef __cplusplus
}
#endif /* */
#endif /* */