1 /** 2 * Copyright 2021 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 17 #ifndef MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_RANDOM_LIGHTING_OP_H_ 18 #define MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_RANDOM_LIGHTING_OP_H_ 19 20 #include <memory> 21 #include <random> 22 #include <string> 23 #include <vector> 24 25 #include "minddata/dataset/core/tensor.h" 26 #include "minddata/dataset/kernels/tensor_op.h" 27 #include "minddata/dataset/util/random.h" 28 #include "minddata/dataset/util/status.h" 29 30 namespace mindspore { 31 namespace dataset { 32 class RandomLightingOp : public RandomTensorOp { 33 public: RandomLightingOp(float alpha)34 explicit RandomLightingOp(float alpha) : dist_(0, alpha) {} 35 36 ~RandomLightingOp() override = default; 37 38 Status Compute(const std::shared_ptr<Tensor> &in, std::shared_ptr<Tensor> *out) override; 39 Name()40 std::string Name() const override { return kRandomLightingOp; } 41 42 private: 43 std::normal_distribution<float> dist_; 44 }; 45 } // namespace dataset 46 } // namespace mindspore 47 #endif // MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_RANDOM_LIGHTING_OP_H_ 48