82 lines
3.1 KiB
C
82 lines
3.1 KiB
C
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/*
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* Copyright 2019 The Android Open Source Project
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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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#pragma once
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#include <functional>
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#include "common/message_loop_thread.h"
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namespace bluetooth {
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namespace audio {
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namespace le_audio {
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struct StreamCallbacks {
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std::function<bool(bool start_media_task)> on_resume_;
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std::function<bool(void)> on_suspend_;
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std::function<void(int gamemode)> on_gamemode_;
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};
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// Check if new bluetooth_audio is enabled
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bool is_sink_hal_enabled();
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bool is_source_hal_enabled();
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//TODO
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bool is_leaudio_offload_enabled();
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// Initialize BluetoothAudio HAL: openProvider
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bool init_sink(StreamCallbacks source_stream_cb,
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bluetooth::common::MessageLoopThread* message_loop);
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bool init_source(StreamCallbacks source_stream_cb,
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bluetooth::common::MessageLoopThread* message_loop);
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// Clean up BluetoothAudio HAL
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void cleanup_sink();
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void cleanup_source();
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// Send command to the BluetoothAudio HAL: StartSession, EndSession
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void start_sink_session();
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void end_sink_session();
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void start_source_session();
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void end_source_session();
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void update_source_conn_param(uint16_t l_cis_conn_hdl,
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uint16_t r_cis_conn_hdl, uint8_t bn);
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void update_sink_conn_param(uint16_t l_cis_conn_hdl,
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uint16_t r_cis_conn_hdl, uint8_t bn);
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void set_sink_remote_delay(uint16_t delay_report_ms);
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void set_source_remote_delay(uint16_t delay_report_ms);
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void set_sink_pcm_parameters(uint32_t sample_rate, uint8_t bit_rate,
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uint8_t channel_mode, int gamemode, int data_interval_ms);
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void set_sink_offload_parameters(uint8_t codec_type, uint8_t audio_channel_allocation,
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uint32_t encoded_audio_bitrate, uint8_t le_audio_type, uint32_t bits_per_sample,
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uint32_t sample_rate, uint16_t data_interval_ms, uint32_t sdu_size);
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void set_source_pcm_parameters(uint32_t sample_rate, uint8_t bit_rate,
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uint8_t channel_mode, int data_interval_ms);
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void set_source_offload_parameters(uint8_t codec_type, uint8_t audio_channel_allocation,
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uint32_t encoded_audio_bitrate, uint8_t le_audio_type, uint32_t bits_per_sample,
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uint32_t sample_rate, uint16_t data_interval_ms, uint32_t sdu_size);
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// Read/write from/to the FMQ of BluetoothAudio HAL
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size_t read(uint8_t* p_buf, uint32_t len);
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size_t write(const uint8_t* p_buf, uint32_t len);
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} // namespace le_audio
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} // namespace audio
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} // namespace bluetooth
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