1 /* 2 * Copyright (c) 2021 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 I_PLUGIN_CALLBACK_H 17 #define I_PLUGIN_CALLBACK_H 18 19 #include "protocol/retcode_inner/aie_retcode_inner.h" 20 21 namespace OHOS { 22 namespace AI { 23 enum PluginEvent { 24 ON_PLUGIN_SUCCEED, 25 ON_PLUGIN_FAIL, 26 }; 27 28 class IResponse; 29 30 class IPluginCallback { 31 public: 32 virtual ~IPluginCallback() = default; 33 34 /** 35 * Called when asynchronous inference is complete. 36 * 37 * @param [in] event The type of callback event. 38 * @param [in] response Results of encapsulated algorithmic inference. 39 * @return Returns 0 if the operation is successful, returns a non-zero value otherwise. 40 */ 41 virtual int OnEvent(PluginEvent event, IResponse *response) = 0; 42 }; 43 } // namespace AI 44 } // namespace OHOS 45 46 #endif // I_PLUGIN_CALLBACK_H