1 /** 2 * Copyright 2021-2023 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RANDOM_INVERT_OP_H_ 17 #define MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RANDOM_INVERT_OP_H_ 18 19 #include <memory> 20 #include <random> 21 #include <string> 22 23 #include "minddata/dataset/core/tensor.h" 24 #include "minddata/dataset/kernels/image/invert_op.h" 25 #include "minddata/dataset/kernels/tensor_op.h" 26 #include "minddata/dataset/util/random.h" 27 #include "minddata/dataset/util/status.h" 28 29 namespace mindspore { 30 namespace dataset { 31 class RandomInvertOp : public RandomTensorOp { 32 public: RandomInvertOp(float prob)33 explicit RandomInvertOp(float prob) : distribution_(prob) {} 34 35 ~RandomInvertOp() override = default; 36 37 // Provide stream operator for displaying it 38 friend std::ostream &operator<<(std::ostream &out, const RandomInvertOp &so) { 39 so.Print(out); 40 return out; 41 } 42 43 Status Compute(const std::shared_ptr<Tensor> &input, std::shared_ptr<Tensor> *output) override; 44 Name()45 std::string Name() const override { return kRandomInvertOp; } 46 47 private: 48 std::bernoulli_distribution distribution_; 49 }; 50 } // namespace dataset 51 } // namespace mindspore 52 #endif // MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RANDOM_INVERT_OP_H_ 53