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90 lines
3.7 KiB
90 lines
3.7 KiB
/******************************************************************************
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*
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* Copyright 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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#ifndef BTIF_AV_CO_H
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#define BTIF_AV_CO_H
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#include "btif/include/btif_a2dp_source.h"
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#include "stack/include/a2dp_codec_api.h"
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// Sets the active peer to |peer_addr|.
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// Returns true on success, otherwise false.
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bool bta_av_co_set_active_peer(const RawAddress& peer_addr);
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// Gets the A2DP peer parameters that are used to initialize the encoder.
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// The peer address is |peer_addr|.
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// The parameters are stored in |p_peer_params|.
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// |p_peer_params| cannot be null.
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void bta_av_co_get_peer_params(const RawAddress& peer_addr,
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tA2DP_ENCODER_INIT_PEER_PARAMS* p_peer_params);
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// Gets the current A2DP encoder interface that can be used to encode and
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// prepare A2DP packets for transmission - see |tA2DP_ENCODER_INTERFACE|.
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// Returns the A2DP encoder interface if the current codec is setup,
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// otherwise NULL.
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const tA2DP_ENCODER_INTERFACE* bta_av_co_get_encoder_interface(void);
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// Gets the current A2DP decoder interface that can be used to decode received
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// A2DP packets - see |tA2DP_DECODER_INTERFACE|.
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// Returns the A2DP decoder interface if the current codec is setup, otherwise
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// NULL.
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const tA2DP_DECODER_INTERFACE* bta_av_co_get_decoder_interface(void);
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// Sets the user preferred codec configuration.
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// The peer address is |peer_addr|.
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// |codec_user_config| contains the preferred codec configuration.
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// |restart_output| is used to know whether AV is reconfiguring with remote.
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// Returns true on success, otherwise false.
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bool bta_av_co_set_codec_user_config(
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const RawAddress& peer_addr,
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const btav_a2dp_codec_config_t& codec_user_config, bool* p_restart_output);
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// Sets the Audio HAL selected audio feeding parameters.
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// Those parameters are applied only to the currently selected codec.
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// |codec_audio_config| contains the selected audio feeding configuration.
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// Returns true on success, otherwise false.
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bool bta_av_co_set_codec_audio_config(
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const btav_a2dp_codec_config_t& codec_audio_config);
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// Initializes the control block.
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// |codec_priorities| contains the A2DP Source codec priorities to use.
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void bta_av_co_init(
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const std::vector<btav_a2dp_codec_config_t>& codec_priorities);
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// Checks whether the codec for |codec_index| is supported.
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// Returns true if the codec is supported, otherwise false.
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bool bta_av_co_is_supported_codec(btav_a2dp_codec_index_t codec_index);
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// Gets the current A2DP codec for the active peer.
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// Returns a pointer to the current |A2dpCodecConfig| if valid, otherwise
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// nullptr.
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A2dpCodecConfig* bta_av_get_a2dp_current_codec(void);
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// Gets the current A2DP codec for a peer identified by |peer_address|.
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// Returns a pointer to the current |A2dpCodecConfig| if valid, otherwise
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// nullptr.
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A2dpCodecConfig* bta_av_get_a2dp_peer_current_codec(
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const RawAddress& peer_address);
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// Dump A2DP codec debug-related information for the A2DP module.
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// |fd| is the file descriptor to use for writing the ASCII formatted
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// information.
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void btif_a2dp_codec_debug_dump(int fd);
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#endif // BTIF_AV_CO_H
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