1 /*
2 * Copyright (c) 2017-2020 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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
14 * copies or substantial portions of the Software.
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,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #ifndef ARM_COMPUTE_TEST_ACCESSOR_H
25 #define ARM_COMPUTE_TEST_ACCESSOR_H
26
27 #include "arm_compute/runtime/Tensor.h"
28 #include "tests/IAccessor.h"
29
30 namespace arm_compute
31 {
32 namespace test
33 {
34 /** Accessor implementation for @ref Tensor objects. */
35 class Accessor : public IAccessor
36 {
37 public:
38 /** Create an accessor for the given @p tensor.
39 *
40 * @param[in, out] tensor To be accessed tensor.
41 */
42 Accessor(ITensor &tensor);
43
44 /** Prevent instances of this class from being copy constructed */
45 Accessor(const Accessor &) = delete;
46 /** Prevent instances of this class from being copied */
47 Accessor &operator=(const Accessor &) = delete;
48 /** Allow instances of this class to be move constructed */
49 Accessor(Accessor &&) = default;
50
51 /** Get the tensor data.
52 *
53 * @return a constant pointer to the tensor data.
54 */
55 const void *data() const;
56 /** Get the tensor data.
57 *
58 * @return a pointer to the tensor data.
59 */
60 void *data();
61
62 TensorShape shape() const override;
63 size_t element_size() const override;
64 size_t size() const override;
65 Format format() const override;
66 DataLayout data_layout() const override;
67 DataType data_type() const override;
68 int num_channels() const override;
69 int num_elements() const override;
70 PaddingSize padding() const override;
71 QuantizationInfo quantization_info() const override;
72 const void *operator()(const Coordinates &coord) const override;
73 void *operator()(const Coordinates &coord) override;
74
75 private:
76 ITensor &_tensor;
77 };
78
Accessor(ITensor & tensor)79 inline Accessor::Accessor(ITensor &tensor)
80 : _tensor{ tensor }
81 {
82 }
83
shape()84 inline TensorShape Accessor::shape() const
85 {
86 return _tensor.info()->tensor_shape();
87 }
88
element_size()89 inline size_t Accessor::element_size() const
90 {
91 return _tensor.info()->element_size();
92 }
93
size()94 inline size_t Accessor::size() const
95 {
96 return _tensor.info()->total_size();
97 }
98
format()99 inline Format Accessor::format() const
100 {
101 return _tensor.info()->format();
102 }
103
data_layout()104 inline DataLayout Accessor::data_layout() const
105 {
106 return _tensor.info()->data_layout();
107 }
108
data_type()109 inline DataType Accessor::data_type() const
110 {
111 return _tensor.info()->data_type();
112 }
113
num_channels()114 inline int Accessor::num_channels() const
115 {
116 return _tensor.info()->num_channels();
117 }
118
num_elements()119 inline int Accessor::num_elements() const
120 {
121 return _tensor.info()->tensor_shape().total_size();
122 }
123
padding()124 inline PaddingSize Accessor::padding() const
125 {
126 return _tensor.info()->padding();
127 }
128
quantization_info()129 inline QuantizationInfo Accessor::quantization_info() const
130 {
131 return _tensor.info()->quantization_info();
132 }
133
data()134 inline const void *Accessor::data() const
135 {
136 return _tensor.buffer();
137 }
138
data()139 inline void *Accessor::data()
140 {
141 return _tensor.buffer();
142 }
143
operator()144 inline const void *Accessor::operator()(const Coordinates &coord) const
145 {
146 return _tensor.ptr_to_element(coord);
147 }
148
operator()149 inline void *Accessor::operator()(const Coordinates &coord)
150 {
151 return _tensor.ptr_to_element(coord);
152 }
153 } // namespace test
154 } // namespace arm_compute
155 #endif /* ARM_COMPUTE_TEST_ACCESSOR_H */
156