1 /* 2 * Copyright (c) 2023 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 #ifndef I_ENGINE_H 16 #define I_ENGINE_H 17 18 #include <functional> 19 #include <memory> 20 #include "v1_0/intell_voice_engine_types.h" 21 #include "v1_1/intell_voice_engine_types.h" 22 23 namespace OHOS { 24 namespace IntelligentVoice { 25 namespace Engine { 26 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineCallBackEvent; 27 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineAdapterInfo; 28 using OHOS::HDI::IntelligentVoice::Engine::V1_0::StartInfo; 29 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineAdapterDescriptor; 30 using OHOS::HDI::IntelligentVoice::Engine::V1_0::ContentType; 31 using OHOS::HDI::IntelligentVoice::Engine::V1_1::IntellVoiceDataOprType; 32 33 using IntellVoiceStatus = int32_t; 34 35 using getParameterCb = std::function<void(const std::string &retStr)>; 36 using getFileDataCb = std::function<void(std::shared_ptr<uint8_t> data, uint32_t size)>; 37 38 class IEngineCallback { 39 public: 40 IEngineCallback() = default; 41 virtual ~IEngineCallback() = default; 42 virtual void OnIntellVoiceEvent(const IntellVoiceEngineCallBackEvent &event) = 0; 43 }; 44 45 struct OprDataInfo { 46 std::shared_ptr<char> data = nullptr; 47 uint32_t size = 0; 48 }; 49 50 class IDataOprListener { 51 public: 52 IDataOprListener() = default; 53 virtual ~IDataOprListener() = default; 54 virtual int32_t OnDataOprEvent(IntellVoiceDataOprType type, const OprDataInfo &inData, OprDataInfo &outData) = 0; 55 }; 56 57 class IEngine { 58 public: IEngine()59 IEngine() {}; ~IEngine()60 virtual ~IEngine() {}; 61 virtual IntellVoiceStatus SetListener(std::shared_ptr<IEngineCallback> listener) = 0; 62 virtual IntellVoiceStatus Init(const IntellVoiceEngineAdapterInfo &adapterInfo) = 0; 63 virtual IntellVoiceStatus Release() = 0; 64 virtual IntellVoiceStatus SetParameter(const std::string &keyValueList) = 0; 65 virtual IntellVoiceStatus GetParameter(const std::string &keyList, getParameterCb cb) = 0; 66 virtual IntellVoiceStatus Write(const uint8_t *buffer, uint32_t size) = 0; 67 virtual IntellVoiceStatus Start(const StartInfo &info) = 0; 68 virtual IntellVoiceStatus Stop() = 0; 69 virtual IntellVoiceStatus Cancel() = 0; 70 virtual IntellVoiceStatus ReadFileData(ContentType type, getFileDataCb cb) = 0; 71 }; 72 73 class IEngineManager { 74 public: 75 virtual int32_t CreateAdapter(const IntellVoiceEngineAdapterDescriptor &descriptor, 76 std::unique_ptr<IEngine> &engine) = 0; 77 virtual int32_t ReleaseAdapter(const IntellVoiceEngineAdapterDescriptor &descriptor) = 0; 78 virtual int32_t SetDataOprListener(std::shared_ptr<IDataOprListener> listener) = 0; 79 }; 80 } 81 } 82 } 83 #endif