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components/bt/host/bluedroid/btc/profile/std/include/btc_a2dp.h
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/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
/*******************************************************************************
*
* Filename: btc_a2dp.h
*
* Description: Common definitions for A2DP
*
*******************************************************************************/
#ifndef __BTC_A2DP_H__
#define __BTC_A2DP_H__
#include <stdbool.h>
#include "common/bt_target.h"
#include "bta/bta_api.h"
#include "btc_av_api.h"
#include "esp_a2dp_api.h"
#if BTC_AV_INCLUDED
/*******************************************************************************
** Constants
*******************************************************************************/
#define BTC_AV_SUCCESS (0)
/**
* AV (Audio Video source) Errors
*/
#define BTC_ERROR_SRV_AV_NOT_ENABLED 700 /* AV is not enabled */
#define BTC_ERROR_SRV_AV_FEEDING_NOT_SUPPORTED 701 /* Requested Feeding not supported */
#define BTC_ERROR_SRV_AV_BUSY 702 /* Another operation ongoing */
#define BTC_ERROR_SRV_AV_NOT_OPENED 703 /* No AV link opened */
#define BTC_ERROR_SRV_AV_NOT_STARTED 704 /* AV is not started */
#define BTC_ERROR_SRV_AV_CP_NOT_SUPPORTED 705 /* Content protection is not supported by all headsets */
/* Transcoding definition for TxTranscoding and RxTranscoding */
#define BTC_MEDIA_TRSCD_OFF 0
#define BTC_MEDIA_TRSCD_PCM_2_SBC 1 /* Tx */
/*******************************************************************************
** Data types
*******************************************************************************/
typedef int tBTC_AV_STATUS;
/*******************************************************************************
** Public functions
*******************************************************************************/
void btc_a2dp_on_init(void);
/*******************************************************************************
**
** Function btc_a2dp_on_idle
**
** Description Process 'idle' request from BTC AV state machine during
** initialization
**
*******************************************************************************/
void btc_a2dp_on_idle(void);
/*******************************************************************************
**
** Function btc_a2dp_on_started
**
** Description Process 'start' request from BTC AV state machine to prepare
** for A2DP streaming
**
** Return TRUE if an ACK for the local command is sent
**
*******************************************************************************/
BOOLEAN btc_a2dp_on_started(tBTA_AV_START *p_av, BOOLEAN pending_start);
/*******************************************************************************
**
** Function btc_a2dp_on_stopped
**
** Description Process 'stop' request from BTC AV state machine to stop
** A2DP streaming
**
*******************************************************************************/
void btc_a2dp_on_stopped(tBTA_AV_SUSPEND *p_av);
/*******************************************************************************
**
** Function btc_a2dp_on_suspended
**
** Description Process 'stop' request from BTC AV state machine to suspend
** A2DP streaming
**
*******************************************************************************/
void btc_a2dp_on_suspended(tBTA_AV_SUSPEND *p_av);
#endif /* #if BTC_AV_INCLUDED */
#endif /* __BTC_A2DP_H__ */
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