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components/bt/host/bluedroid/btc/profile/std/include/btc_a2dp_sink.h
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/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
/*******************************************************************************
*
* Filename: btc_a2dp_sink.h
*
*******************************************************************************/
#ifndef __BTC_A2DP_SINK_H__
#define __BTC_A2DP_SINK_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_SINK_INCLUDED
/*******************************************************************************
** Data types
*******************************************************************************/
typedef struct {
BT_HDR hdr;
UINT8 codec_info[AVDT_CODEC_SIZE];
} tBTC_MEDIA_SINK_CFG_UPDATE;
/*******************************************************************************
** Public functions
*******************************************************************************/
/*******************************************************************************
**
** Function btc_a2dp_sink_startup
**
** Description Initialize and startup the A2DP sink module. This function
** should be called by the BTC AV state machine prior to using
** the module.
**
** Returns true if success
**
*******************************************************************************/
bool btc_a2dp_sink_startup(void);
/*******************************************************************************
**
** Function btc_a2dp_sink_shutdown
**
** Description Shutdown and cleanup the A2DP sink module
**
*******************************************************************************/
void btc_a2dp_sink_shutdown(void);
/*******************************************************************************
**
** Function btc_a2dp_sink_rx_flush_req
**
** Description Request to flush audio decoding pipe
**
** Returns TRUE if success
**
*******************************************************************************/
BOOLEAN btc_a2dp_sink_rx_flush_req(void);
/*******************************************************************************
**
** Function btc_a2dp_sink_enque_buf
**
** Description Enqueue a Advance Audio media buffer to be processed by btc media task.
**
** Returns size of the queue
**
*******************************************************************************/
UINT8 btc_a2dp_sink_enque_buf(BT_HDR *p_buf);
/*******************************************************************************
**
** Function btc_a2dp_sink_on_idle
**
** Description Process 'idle' request from the BTC AV state machine during
** initialization
**
*******************************************************************************/
void btc_a2dp_sink_on_idle(void);
/*******************************************************************************
**
** Function btc_a2dp_sink_on_stopped
**
** Description Process 'stop' request from the BTC AV state machine to stop
** A2DP streaming
**
*******************************************************************************/
void btc_a2dp_sink_on_stopped(tBTA_AV_SUSPEND *p_av);
/*******************************************************************************
**
** Function btc_a2dp_sink_on_suspended
**
** Description Process 'suspend' request from the BTC AV state machine to
** suspend A2DP streaming
**
*******************************************************************************/
void btc_a2dp_sink_on_suspended(tBTA_AV_SUSPEND *p_av);
/*******************************************************************************
**
** Function btc_a2dp_sink_set_rx_flush
**
** Description enable/disabel discarding of received A2DP frames
**
*******************************************************************************/
void btc_a2dp_sink_set_rx_flush(BOOLEAN enable);
/*******************************************************************************
**
** Function btc_a2dp_sink_reset_decoder
**
** Description Reset decoder parameters according to configuration from remote
** device
**
*******************************************************************************/
void btc_a2dp_sink_reset_decoder(UINT8 *p_av);
#endif /* #if BTC_AV_SINK_INCLUDED */
#endif /* __BTC_A2DP_SINK_H__ */
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