1 /* 2 * Copyright (c) 2023-2023 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 16 #ifndef OHOS_CAMERA_DPS_TIMER_H 17 #define OHOS_CAMERA_DPS_TIMER_H 18 19 #include <timer.h> 20 #include "singleton.h" 21 22 namespace OHOS { 23 namespace CameraStandard { 24 namespace DeferredProcessing { 25 class DpsTimer : public Singleton<DpsTimer> { 26 DECLARE_SINGLETON(DpsTimer) 27 28 public: 29 using TimerCallback = std::function<void()>; 30 31 uint32_t StartTimer(const TimerCallback& callback, uint32_t interval); 32 void StopTimer(uint32_t& timerId); 33 34 private: 35 std::unique_ptr<OHOS::Utils::Timer> timer_ {nullptr}; 36 }; 37 } // namespace DeferredProcessing 38 } // namespace CameraStandard 39 } // namespace OHOS 40 #endif // OHOS_CAMERA_DPS_TIMER_H