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_I_BUFFER_H 17 #define OHOS_CAMERA_DPS_I_BUFFER_H 18 19 #include <cstdint> 20 21 namespace OHOS { 22 namespace CameraStandard { 23 namespace DeferredProcessing { 24 constexpr int INVALID_FD = -1; 25 26 class IBuffer { 27 public: 28 IBuffer() = default; 29 virtual ~IBuffer() = default; 30 31 private: 32 virtual int64_t GetSize() = 0; 33 virtual int32_t CopyFrom(uint8_t* address, int64_t bytes) = 0; 34 virtual void Reset() = 0; 35 virtual int GetFd() const = 0; 36 }; 37 } // namespace DeferredProcessing 38 } // namespace CameraStandard 39 } // namespace OHOS 40 #endif // OHOS_CAMERA_DPS_I_BUFFER_H 41