/* * Copyright (c) 2021 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef TIME_ELAPSER_H #define TIME_ELAPSER_H #include namespace OHOS { namespace AI { class TimeElapser { public: TimeElapser(); ~TimeElapser(); void Reset(); int64_t GetStartTime(); int64_t ElapseMicro(); int64_t ElapseMilli(); int64_t ElapseSec(); private: std::chrono::system_clock::time_point startTime_; }; } // namespace AI } // namespace OHOS #endif // TIME_ELAPSER_H