1 /* 2 * Copyright (c) 2025 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 AUDIO_CHAIN_POOL_H 17 #define AUDIO_CHAIN_POOL_H 18 19 #include <cstdint> 20 #include <memory> 21 #include <vector> 22 23 #include "audio_enhance_chain.h" 24 25 namespace OHOS { 26 namespace AudioStandard { 27 class ChainPool { 28 public: 29 static ChainPool &GetInstance(); 30 31 virtual ~ChainPool() = default; 32 33 virtual int32_t AddChain(const std::shared_ptr<AudioEnhanceChain> chain) = 0; 34 35 virtual int32_t DeleteChain(uint64_t chainId) = 0; 36 37 virtual std::shared_ptr<AudioEnhanceChain> GetChainById(uint64_t chainId) = 0; 38 39 virtual std::vector<std::shared_ptr<AudioEnhanceChain>> GetAllChain(void) = 0; 40 }; 41 } // namespace AudioStandard 42 } // namespace OHOS 43 44 #endif // AUDIO_CHAIN_POOL_H