xref: /aosp_15_r20/external/ComputeLibrary/tests/validation/fixtures/NonMaxSuppressionFixture.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2019-2021 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
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6  * Permission is hereby granted, free of charge, to any person obtaining a copy
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10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
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15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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24 #ifndef ARM_COMPUTE_TEST_NON_MAX_SUPPRESSION_FIXTURE
25 #define ARM_COMPUTE_TEST_NON_MAX_SUPPRESSION_FIXTURE
26 
27 #include "arm_compute/core/Helpers.h"
28 #include "arm_compute/core/TensorShape.h"
29 #include "arm_compute/core/Types.h"
30 #include "arm_compute/runtime/Tensor.h"
31 #include "tests/AssetsLibrary.h"
32 #include "tests/Globals.h"
33 #include "tests/IAccessor.h"
34 #include "tests/framework/Asserts.h"
35 #include "tests/framework/Fixture.h"
36 #include "tests/validation/reference/NonMaxSuppression.h"
37 
38 namespace arm_compute
39 {
40 namespace test
41 {
42 namespace validation
43 {
44 template <typename TensorType, typename AccessorType, typename FunctionType>
45 
46 class NMSValidationFixture : public framework::Fixture
47 {
48 public:
49     template <typename...>
setup(TensorShape input_shape,unsigned int max_output_size,float score_threshold,float nms_threshold)50     void setup(TensorShape input_shape, unsigned int max_output_size, float score_threshold, float nms_threshold)
51     {
52         ARM_COMPUTE_ERROR_ON(max_output_size == 0);
53         ARM_COMPUTE_ERROR_ON(input_shape.num_dimensions() != 2);
54         const TensorShape output_shape(max_output_size);
55         const TensorShape scores_shape(input_shape[1]);
56         _target    = compute_target(input_shape, scores_shape, output_shape, max_output_size, score_threshold, nms_threshold);
57         _reference = compute_reference(input_shape, scores_shape, output_shape, max_output_size, score_threshold, nms_threshold);
58     }
59 
60 protected:
61     template <typename U>
fill(U && tensor,int i,float lo,float hi)62     void fill(U &&tensor, int i, float lo, float hi)
63     {
64         std::uniform_real_distribution<float> distribution(lo, hi);
65         library->fill_boxes(tensor, distribution, i);
66     }
67 
compute_target(const TensorShape input_shape,const TensorShape scores_shape,const TensorShape output_shape,unsigned int max_output_size,float score_threshold,float nms_threshold)68     TensorType compute_target(const TensorShape input_shape, const TensorShape scores_shape, const TensorShape output_shape,
69                               unsigned int max_output_size, float score_threshold, float nms_threshold)
70     {
71         // Create tensors
72         TensorType bboxes  = create_tensor<TensorType>(input_shape, DataType::F32);
73         TensorType scores  = create_tensor<TensorType>(scores_shape, DataType::F32);
74         TensorType indices = create_tensor<TensorType>(output_shape, DataType::S32);
75 
76         // Create and configure function
77         FunctionType nms_func;
78         nms_func.configure(&bboxes, &scores, &indices, max_output_size, score_threshold, nms_threshold);
79 
80         ARM_COMPUTE_ASSERT(bboxes.info()->is_resizable());
81         ARM_COMPUTE_ASSERT(indices.info()->is_resizable());
82         ARM_COMPUTE_ASSERT(scores.info()->is_resizable());
83 
84         // Allocate tensors
85         bboxes.allocator()->allocate();
86         indices.allocator()->allocate();
87         scores.allocator()->allocate();
88 
89         ARM_COMPUTE_ASSERT(!bboxes.info()->is_resizable());
90         ARM_COMPUTE_ASSERT(!indices.info()->is_resizable());
91         ARM_COMPUTE_ASSERT(!scores.info()->is_resizable());
92 
93         // Fill tensors
94         fill(AccessorType(bboxes), 0, 0.f, 1.f);
95         fill(AccessorType(scores), 1, 0.f, 1.f);
96 
97         // Compute function
98         nms_func.run();
99         return indices;
100     }
101 
compute_reference(const TensorShape input_shape,const TensorShape scores_shape,const TensorShape output_shape,unsigned int max_output_size,float score_threshold,float nms_threshold)102     SimpleTensor<int> compute_reference(const TensorShape input_shape, const TensorShape scores_shape, const TensorShape output_shape,
103                                         unsigned int max_output_size, float score_threshold, float nms_threshold)
104     {
105         // Create reference
106         SimpleTensor<float> bboxes{ input_shape, DataType::F32 };
107         SimpleTensor<float> scores{ scores_shape, DataType::F32 };
108         SimpleTensor<int>   indices{ output_shape, DataType::S32 };
109 
110         // Fill reference
111         fill(bboxes, 0, 0.f, 1.f);
112         fill(scores, 1, 0.f, 1.f);
113 
114         return reference::non_max_suppression(bboxes, scores, indices, max_output_size, score_threshold, nms_threshold);
115     }
116 
117     TensorType        _target{};
118     SimpleTensor<int> _reference{};
119 };
120 
121 } // namespace validation
122 } // namespace test
123 } // namespace arm_compute
124 #endif /* ARM_COMPUTE_TEST_NON_MAX_SUPPRESSION_FIXTURE */
125