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
17 #include "minddata/dataset/kernels/ir/vision/random_color_adjust_ir.h"
18
19 #include <algorithm>
20
21 #ifndef ENABLE_ANDROID
22 #include "minddata/dataset/kernels/image/random_color_adjust_op.h"
23 #endif
24 #include "minddata/dataset/kernels/ir/validators.h"
25 #include "minddata/dataset/util/validators.h"
26
27 namespace mindspore {
28 namespace dataset {
29 namespace vision {
30 constexpr size_t dimension_zero = 0;
31 constexpr size_t dimension_one = 1;
32 constexpr size_t size_two = 2;
33
34 #ifndef ENABLE_ANDROID
35 // RandomColorAdjustOperation.
RandomColorAdjustOperation(const std::vector<float> & brightness,const std::vector<float> & contrast,const std::vector<float> & saturation,const std::vector<float> & hue)36 RandomColorAdjustOperation::RandomColorAdjustOperation(const std::vector<float> &brightness,
37 const std::vector<float> &contrast,
38 const std::vector<float> &saturation,
39 const std::vector<float> &hue)
40 : brightness_(brightness), contrast_(contrast), saturation_(saturation), hue_(hue) {
41 random_op_ = true;
42 }
43
44 RandomColorAdjustOperation::~RandomColorAdjustOperation() = default;
45
Name() const46 std::string RandomColorAdjustOperation::Name() const { return kRandomColorAdjustOperation; }
47
ValidateParams()48 Status RandomColorAdjustOperation::ValidateParams() {
49 // brightness
50 RETURN_IF_NOT_OK(ValidateVectorColorAttribute("RandomColorAdjust", "brightness", brightness_, {0}));
51 // contrast
52 RETURN_IF_NOT_OK(ValidateVectorColorAttribute("RandomColorAdjust", "contrast", contrast_, {0}));
53 // saturation
54 RETURN_IF_NOT_OK(ValidateVectorColorAttribute("RandomColorAdjust", "saturation", saturation_, {0}));
55 // hue
56 RETURN_IF_NOT_OK(ValidateVectorColorAttribute("RandomColorAdjust", "hue", hue_, {-0.5, 0.5}));
57 return Status::OK();
58 }
59
Build()60 std::shared_ptr<TensorOp> RandomColorAdjustOperation::Build() {
61 float brightness_lb, brightness_ub, contrast_lb, contrast_ub, saturation_lb, saturation_ub, hue_lb, hue_ub;
62
63 brightness_lb = brightness_[dimension_zero];
64 brightness_ub = brightness_[dimension_zero];
65
66 if (brightness_.size() == size_two) {
67 brightness_ub = brightness_[dimension_one];
68 }
69
70 contrast_lb = contrast_[dimension_zero];
71 contrast_ub = contrast_[dimension_zero];
72
73 if (contrast_.size() == size_two) {
74 contrast_ub = contrast_[dimension_one];
75 }
76
77 saturation_lb = saturation_[dimension_zero];
78 saturation_ub = saturation_[dimension_zero];
79
80 if (saturation_.size() == size_two) {
81 saturation_ub = saturation_[dimension_one];
82 }
83
84 hue_lb = hue_[dimension_zero];
85 hue_ub = hue_[dimension_zero];
86
87 if (hue_.size() == size_two) {
88 hue_ub = hue_[dimension_one];
89 }
90
91 std::shared_ptr<RandomColorAdjustOp> tensor_op = std::make_shared<RandomColorAdjustOp>(
92 brightness_lb, brightness_ub, contrast_lb, contrast_ub, saturation_lb, saturation_ub, hue_lb, hue_ub);
93 return tensor_op;
94 }
95
to_json(nlohmann::json * out_json)96 Status RandomColorAdjustOperation::to_json(nlohmann::json *out_json) {
97 RETURN_UNEXPECTED_IF_NULL(out_json);
98 nlohmann::json args;
99 args["brightness"] = brightness_;
100 args["contrast"] = contrast_;
101 args["saturation"] = saturation_;
102 args["hue"] = hue_;
103 *out_json = args;
104 return Status::OK();
105 }
106
from_json(nlohmann::json op_params,std::shared_ptr<TensorOperation> * operation)107 Status RandomColorAdjustOperation::from_json(nlohmann::json op_params, std::shared_ptr<TensorOperation> *operation) {
108 RETURN_UNEXPECTED_IF_NULL(operation);
109 RETURN_IF_NOT_OK(ValidateParamInJson(op_params, "brightness", kRandomColorAdjustOperation));
110 RETURN_IF_NOT_OK(ValidateParamInJson(op_params, "contrast", kRandomColorAdjustOperation));
111 RETURN_IF_NOT_OK(ValidateParamInJson(op_params, "saturation", kRandomColorAdjustOperation));
112 RETURN_IF_NOT_OK(ValidateParamInJson(op_params, "hue", kRandomColorAdjustOperation));
113 std::vector<float> brightness = op_params["brightness"];
114 std::vector<float> contrast = op_params["contrast"];
115 std::vector<float> saturation = op_params["saturation"];
116 std::vector<float> hue = op_params["hue"];
117 *operation = std::make_shared<vision::RandomColorAdjustOperation>(brightness, contrast, saturation, hue);
118 return Status::OK();
119 }
120 #endif
121 } // namespace vision
122 } // namespace dataset
123 } // namespace mindspore
124