1 /* 2 * Copyright (C) 2020 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 <android/hardware/audio/common/6.0/types.h> 20 #include <android/hardware/automotive/audiocontrol/2.0/IAudioControl.h> 21 #include <android/hardware/automotive/audiocontrol/2.0/ICloseHandle.h> 22 #include <hidl/MQDescriptor.h> 23 #include <hidl/Status.h> 24 25 #include "AudioControlServer.h" 26 27 using android::hardware::audio::common::V6_0::AudioUsage; 28 29 namespace android::hardware::automotive::audiocontrol::V2_0::implementation { 30 31 class AudioControl : public IAudioControl { 32 public: 33 explicit AudioControl(const std::string& audio_control_server_addr); 34 35 bool isHealthy(); 36 37 void ServerStart(); 38 39 void ServerJoin(); 40 41 // Methods from ::android::hardware::automotive::audiocontrol::V2_0::IAudioControl follow. 42 Return<sp<ICloseHandle>> registerFocusListener(const sp<IFocusListener>& listener); 43 Return<void> onAudioFocusChange(hidl_bitfield<AudioUsage> usage, int zoneId, 44 hidl_bitfield<AudioFocusChange> focusChange); 45 Return<void> setBalanceTowardRight(float value) override; 46 Return<void> setFadeTowardFront(float value) override; 47 Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override; 48 49 private: 50 std::unique_ptr<AudioControlServer> mAudioControlServer; 51 }; 52 53 } // namespace android::hardware::automotive::audiocontrol::V2_0::implementation 54