1 /* 2 * Copyright 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include "audio_a2dp_hw/include/audio_a2dp_hw.h" 20 #include "common/message_loop_thread.h" 21 22 namespace bluetooth { 23 namespace audio { 24 namespace a2dp { 25 26 // Check if new bluetooth_audio is enabled 27 bool is_hal_2_0_enabled(); 28 29 // Initialize BluetoothAudio HAL: openProvider 30 bool init(bluetooth::common::MessageLoopThread* message_loop); 31 32 // Clean up BluetoothAudio HAL 33 void cleanup(); 34 35 // Set up the codec into BluetoothAudio HAL 36 bool setup_codec(); 37 38 // Send command to the BluetoothAudio HAL: StartSession, EndSession, 39 // StreamStarted, StreamSuspended 40 void start_session(); 41 void end_session(); 42 void ack_stream_started(const tA2DP_CTRL_ACK& status); 43 void ack_stream_suspended(const tA2DP_CTRL_ACK& status); 44 45 // Read from the FMQ of BluetoothAudio HAL 46 size_t read(uint8_t* p_buf, uint32_t len); 47 48 // Update A2DP delay report to BluetoothAudio HAL 49 void set_remote_delay(uint16_t delay_report); 50 51 } // namespace a2dp 52 } // namespace audio 53 } // namespace bluetooth 54