1 /* 2 * Copyright (C) 2022 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 <aidl/android/hardware/audio/core/IConfig.h> 20 #include <aidl/android/media/audio/IHalAdapterVendorExtension.h> 21 #include <media/audiohal/DevicesFactoryHalInterface.h> 22 #include <utils/RefBase.h> 23 24 namespace android { 25 26 class DevicesFactoryHalAidl : public DevicesFactoryHalInterface 27 { 28 public: 29 explicit DevicesFactoryHalAidl( 30 std::shared_ptr<::aidl::android::hardware::audio::core::IConfig> config); 31 32 status_t getDeviceNames(std::vector<std::string> *names) override; 33 34 // Opens a device with the specified name. To close the device, it is 35 // necessary to release references to the returned object. 36 status_t openDevice(const char *name, sp<DeviceHalInterface> *device) override; 37 38 status_t getHalPids(std::vector<pid_t> *pids) override; 39 40 status_t setCallbackOnce(sp<DevicesFactoryHalCallback> callback) override; 41 42 android::detail::AudioHalVersionInfo getHalVersion() const override; 43 44 status_t getSurroundSoundConfig(media::SurroundSoundConfig *config) override; 45 46 status_t getEngineConfig(media::audio::common::AudioHalEngineConfig *config) override; 47 48 private: 49 const std::shared_ptr<::aidl::android::hardware::audio::core::IConfig> mConfig; 50 std::optional<std::shared_ptr<::aidl::android::media::audio::IHalAdapterVendorExtension>> 51 mVendorExt; 52 53 std::shared_ptr<::aidl::android::media::audio::IHalAdapterVendorExtension> getVendorExtension(); 54 55 ~DevicesFactoryHalAidl() = default; 56 }; 57 58 } // namespace android 59