1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef HDF_I_AUDIO_MANAGER_H 17 #define HDF_I_AUDIO_MANAGER_H 18 19 #include <string> 20 #include <vector> 21 22 #include "i_audio_adapter.h" 23 #include "types.h" 24 25 namespace OHOS { 26 namespace DistributedHardware { 27 using AdapterHandler = uint64_t; 28 29 class IAudioManager { 30 public: 31 virtual int32_t GetAllAdapters(std::vector<AudioAdapterDescriptorHAL> &descriptors) = 0; 32 33 virtual int32_t LoadAdapter(const AudioAdapterDescriptorHAL &descriptor, AdapterHandler &handler, 34 IAudioAdapter &adapter) = 0; 35 36 virtual int32_t UnloadAdapter(const AdapterHandler &handler) = 0; 37 }; 38 } // namespace DistributedHardware 39 } // namespace OHOS 40 #endif // HDF_I_AUDIO_MANAGER_H