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 #include "v1_2/intell_voice_engine_types.h"
23 
24 namespace OHOS {
25 namespace IntelligentVoice {
26 namespace Engine {
27 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineCallBackEvent;
28 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineAdapterInfo;
29 using OHOS::HDI::IntelligentVoice::Engine::V1_0::StartInfo;
30 using OHOS::HDI::IntelligentVoice::Engine::V1_0::IntellVoiceEngineAdapterDescriptor;
31 using OHOS::HDI::IntelligentVoice::Engine::V1_0::ContentType;
32 using OHOS::HDI::IntelligentVoice::Engine::V1_1::IntellVoiceDataOprType;
33 using OHOS::HDI::IntelligentVoice::Engine::V1_2::UploadHdiFile;
34 using OHOS::HDI::IntelligentVoice::Engine::V1_2::EvaluationResultInfo;
35 using IntellVoiceStatus = int32_t;
36 
37 using getParameterCb = std::function<void(const std::string &retStr)>;
38 using getFileDataCb = std::function<void(std::shared_ptr<uint8_t> data, uint32_t size)>;
39 
40 class IEngineCallback {
41 public:
42     IEngineCallback() = default;
43     virtual ~IEngineCallback() = default;
44     virtual void OnIntellVoiceEvent(const IntellVoiceEngineCallBackEvent &event) = 0;
45 };
46 
47 struct OprDataInfo {
48     std::shared_ptr<char> data = nullptr;
49     uint32_t size = 0;
50 };
51 
52 class IDataOprListener {
53 public:
54     IDataOprListener() = default;
55     virtual ~IDataOprListener() = default;
56     virtual int32_t OnDataOprEvent(IntellVoiceDataOprType type, const OprDataInfo &inData, OprDataInfo &outData) = 0;
57 };
58 
59 class IEngine {
60 public:
IEngine()61     IEngine() {};
~IEngine()62     virtual ~IEngine() {};
63     virtual IntellVoiceStatus SetListener(std::shared_ptr<IEngineCallback> listener) = 0;
64     virtual IntellVoiceStatus Init(const IntellVoiceEngineAdapterInfo &adapterInfo) = 0;
65     virtual IntellVoiceStatus Release() = 0;
66     virtual IntellVoiceStatus SetParameter(const std::string &keyValueList) = 0;
67     virtual IntellVoiceStatus GetParameter(const std::string &keyList, getParameterCb cb) = 0;
68     virtual IntellVoiceStatus Write(const uint8_t *buffer, uint32_t size) = 0;
69     virtual IntellVoiceStatus Start(const StartInfo &info) = 0;
70     virtual IntellVoiceStatus Stop() = 0;
71     virtual IntellVoiceStatus Cancel() = 0;
72     virtual IntellVoiceStatus ReadFileData(ContentType type, getFileDataCb cb) = 0;
73     virtual IntellVoiceStatus GetWakeupPcm(std::vector<uint8_t> &data) = 0;
74     virtual IntellVoiceStatus Evaluate(const std::string &word, EvaluationResultInfo &info) = 0;
75 };
76 
77 class IEngineManager {
78 public:
~IEngineManager()79     virtual ~IEngineManager() {};
80     virtual int32_t CreateAdapter(const IntellVoiceEngineAdapterDescriptor &descriptor,
81         std::unique_ptr<IEngine> &engine) = 0;
82     virtual int32_t ReleaseAdapter(const IntellVoiceEngineAdapterDescriptor &descriptor) = 0;
83     virtual int32_t SetDataOprListener(std::shared_ptr<IDataOprListener> listener) = 0;
84     virtual int32_t GetUploadFiles(int32_t maxNum, std::vector<UploadHdiFile> &files) = 0;
85     virtual int32_t GetCloneFilesList(std::vector<std::string> &cloneFiles) = 0;
86     virtual int32_t GetCloneFile(const std::string &filePath, std::shared_ptr<uint8_t> &buffer, uint32_t &size) = 0;
87     virtual int32_t SendCloneFile(const std::string &filePath, const uint8_t *buffer, uint32_t size) = 0;
88     virtual int32_t ClearUserWakeupData(const std::string &wakeupPhrase) = 0;
89 };
90 }
91 }
92 }
93 #endif
94