155 lines
4.9 KiB
C
155 lines
4.9 KiB
C
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/******************************************************************************
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*
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* Copyright (C) 2009-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/*******************************************************************************
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*
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* Filename: btif_av.h
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*
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* Description: Main API header file for all BTIF AV functions accessed
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* from internal stack.
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*
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*******************************************************************************/
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#ifndef BTIF_AV_H
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#define BTIF_AV_H
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#include "btif_common.h"
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#include "btif_sm.h"
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#include "bta_av_api.h"
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/*******************************************************************************
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** Type definitions for callback functions
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********************************************************************************/
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typedef enum {
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/* Reuse BTA_AV_XXX_EVT - No need to redefine them here */
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BTIF_AV_CONNECT_REQ_EVT = BTA_AV_MAX_EVT,
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BTIF_AV_DISCONNECT_REQ_EVT,
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BTIF_AV_START_STREAM_REQ_EVT,
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BTIF_AV_STOP_STREAM_REQ_EVT,
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BTIF_AV_SUSPEND_STREAM_REQ_EVT,
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BTIF_AV_SINK_CONFIG_REQ_EVT,
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} btif_av_sm_event_t;
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/*******************************************************************************
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** BTIF AV API
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********************************************************************************/
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/*******************************************************************************
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**
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** Function btif_av_get_sm_handle
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**
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** Description Fetches current av SM handle
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**
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** Returns None
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**
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*******************************************************************************/
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btif_sm_handle_t btif_av_get_sm_handle(void);
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/*******************************************************************************
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**
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** Function btif_av_stream_ready
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**
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** Description Checks whether AV is ready for starting a stream
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**
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** Returns None
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**
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*******************************************************************************/
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BOOLEAN btif_av_stream_ready(void);
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/*******************************************************************************
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**
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** Function btif_av_stream_started_ready
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**
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** Description Checks whether AV ready for media start in streaming state
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**
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** Returns None
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**
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*******************************************************************************/
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BOOLEAN btif_av_stream_started_ready(void);
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/*******************************************************************************
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**
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** Function btif_dispatch_sm_event
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**
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** Description Send event to AV statemachine
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**
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** Returns None
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**
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*******************************************************************************/
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/* used to pass events to AV statemachine from other tasks */
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void btif_dispatch_sm_event(btif_av_sm_event_t event, void *p_data, int len);
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/*******************************************************************************
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**
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** Function btif_av_init
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**
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** Description Initializes btif AV if not already done
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**
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** Returns bt_status_t
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**
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*******************************************************************************/
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bt_status_t btif_av_init(void);
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/*******************************************************************************
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**
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** Function btif_av_is_connected
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**
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** Description Checks if av has a connected sink
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**
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** Returns BOOLEAN
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**
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*******************************************************************************/
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BOOLEAN btif_av_is_connected(void);
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/*******************************************************************************
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**
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** Function btif_av_is_peer_edr
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**
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** Description Check if the connected a2dp device supports
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** EDR or not. Only when connected this function
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** will accurately provide a true capability of
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** remote peer. If not connected it will always be false.
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**
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** Returns TRUE if remote device is capable of EDR
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**
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*******************************************************************************/
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BOOLEAN btif_av_is_peer_edr(void);
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/******************************************************************************
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**
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** Function btif_av_clear_remote_suspend_flag
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**
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** Description Clears remote suspended flag
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**
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** Returns Void
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********************************************************************************/
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void btif_av_clear_remote_suspend_flag(void);
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#endif /* BTIF_AV_H */
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