1 /** 2 * Copyright 2022 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_MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RAND_AUGMENT_OP_H_ 18 #define MINDSPORE_MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RAND_AUGMENT_OP_H_ 19 20 #include <cstdlib> 21 #include <map> 22 #include <memory> 23 #include <random> 24 #include <string> 25 #include <tuple> 26 #include <utility> 27 #include <vector> 28 29 #include "minddata/dataset/core/tensor.h" 30 #include "minddata/dataset/kernels/tensor_op.h" 31 #ifndef ENABLE_ANDROID 32 #include "minddata/dataset/kernels/image/image_utils.h" 33 #else 34 #include "minddata/dataset/kernels/image/lite_image_utils.h" 35 #endif 36 #include "minddata/dataset/util/status.h" 37 38 typedef std::map<std::string, std::tuple<std::vector<float>, bool>> Space; 39 40 namespace mindspore { 41 namespace dataset { 42 class RandAugmentOp : public RandomTensorOp { 43 public: 44 RandAugmentOp(int32_t num_ops, int32_t magnitude, int32_t num_magnitude_bins, InterpolationMode interpolation, 45 std::vector<uint8_t> fill_value); 46 47 ~RandAugmentOp() override = default; 48 49 Status Compute(const std::shared_ptr<Tensor> &input, std::shared_ptr<Tensor> *output) override; 50 Name()51 std::string Name() const override { return kRandAugmentOp; } 52 53 private: 54 static Space GetSpace(int32_t num_bins, const std::vector<dsize_t> &image_size); 55 56 int32_t RandInt(int32_t low, int32_t high); 57 58 int num_ops_; 59 int magnitude_; 60 int num_magnitude_bins_; 61 InterpolationMode interpolation_; 62 std::vector<uint8_t> fill_value_; 63 }; 64 } // namespace dataset 65 } // namespace mindspore 66 #endif // MINDSPORE_MINDSPORE_CCSRC_MINDDATA_DATASET_KERNELS_IMAGE_RAND_AUGMENT_OP_H_ 67