xref: /aosp_15_r20/external/ComputeLibrary/src/core/CL/kernels/CLSpaceToBatchLayerKernel.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2018-2020 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_CLSPACETOBATCHLAYERKERNEL_H
25 #define ARM_COMPUTE_CLSPACETOBATCHLAYERKERNEL_H
26 
27 #include "arm_compute/core/Types.h"
28 #include "src/core/CL/ICLKernel.h"
29 
30 namespace arm_compute
31 {
32 class ICLTensor;
33 
34 /** Interface for the space to batch kernel */
35 class CLSpaceToBatchLayerKernel : public ICLKernel
36 {
37 public:
38     /** Default constructor */
39     CLSpaceToBatchLayerKernel();
40     /** Prevent instances of this class from being copied (As this class contains pointers) */
41     CLSpaceToBatchLayerKernel(const CLSpaceToBatchLayerKernel &) = delete;
42     /** Prevent instances of this class from being copied (As this class contains pointers) */
43     CLSpaceToBatchLayerKernel &operator=(const CLSpaceToBatchLayerKernel &) = delete;
44     /** Allow instances of this class to be moved */
45     CLSpaceToBatchLayerKernel(CLSpaceToBatchLayerKernel &&) = default;
46     /** Allow instances of this class to be moved */
47     CLSpaceToBatchLayerKernel &operator=(CLSpaceToBatchLayerKernel &&) = default;
48     /** Default destructor */
49     ~CLSpaceToBatchLayerKernel() = default;
50     /** Initialise the kernel's inputs and output.
51      *
52      * @param[in]  input       Tensor input. Supported tensor rank: 4. Data types supported: All.
53      * @param[in]  block_shape 1-D tensor with shape [M]. Supported M: 2. Data types supported: S32
54      * @param[in]  paddings    2-D tensor with shape [2, M] (First dimension is the fastest-changing dimension). Supported M: 2. Data types supported: S32
55      * @param[out] output      Tensor output. Data types supported: same as @p input
56      */
57     void configure(const ICLTensor *input, const ICLTensor *block_shape, const ICLTensor *paddings, ICLTensor *output);
58     /** Initialise the kernel's inputs and output.
59      *
60      * @param[in]  compile_context The compile context to be used.
61      * @param[in]  input           Tensor input. Supported tensor rank: 4. Data types supported: All.
62      * @param[in]  block_shape     1-D tensor with shape [M]. Supported M: 2. Data types supported: S32
63      * @param[in]  paddings        2-D tensor with shape [2, M] (First dimension is the fastest-changing dimension). Supported M: 2. Data types supported: S32
64      * @param[out] output          Tensor output. Data types supported: same as @p input
65      */
66     void configure(const CLCompileContext &compile_context, const ICLTensor *input, const ICLTensor *block_shape, const ICLTensor *paddings, ICLTensor *output);
67     /** Initialise the kernel's input and output. (Static block shape and paddings)
68      *
69      * @param[in]  input         Tensor input. Supported tensor rank: 4. Data types supported: All.
70      * @param[in]  block_shape_x Block shape x value.
71      * @param[in]  block_shape_y Block shape y value.
72      * @param[in]  padding_left  The padding at the beginning of every dimension of the output tensor.
73      * @param[in]  padding_right The padding at the end of every dimension of the output tensor.
74      * @param[out] output        Tensor output. Data types supported: same as @p input
75      */
76     void configure(const ICLTensor *input, const int block_shape_x, const int block_shape_y, const Size2D &padding_left, const Size2D &padding_right, ICLTensor *output);
77     /** Initialise the kernel's input and output. (Static block shape and paddings)
78      *
79      * @param[in]  compile_context The compile context to be used.
80      * @param[in]  input           Tensor input. Supported tensor rank: 4. Data types supported: All.
81      * @param[in]  block_shape_x   Block shape x value.
82      * @param[in]  block_shape_y   Block shape y value.
83      * @param[in]  padding_left    The padding at the beginning of every dimension of the output tensor.
84      * @param[in]  padding_right   The padding at the end of every dimension of the output tensor.
85      * @param[out] output          Tensor output. Data types supported: same as @p input
86      */
87     void configure(const CLCompileContext &compile_context, const ICLTensor *input, const int block_shape_x, const int block_shape_y, const Size2D &padding_left, const Size2D &padding_right,
88                    ICLTensor *output);
89     /** Static function to check if given info will lead to a valid configuration of @ref CLSpaceToBatchLayerKernel
90      *
91      * @param[in] input       Tensor input. Supported tensor rank: 4. Data types supported: All.
92      * @param[in] block_shape 1-D tensor with shape [M]. Supported M: 2. Data types supported: S32
93      * @param[in] paddings    2-D tensor with shape [2, M] (First dimension is the fastest-changing dimension). Supported M: 2. Data types supported: S32
94      * @param[in] output      Tensor output. Data types supported: same as @p input
95      *
96      * @return a status
97      */
98     static Status validate(const ITensorInfo *input, const ITensorInfo *block_shape, const ITensorInfo *paddings, const ITensorInfo *output);
99     /** Static function to check if given info will lead to a valid configuration of @ref CLSpaceToBatchLayerKernel (Static block shape and paddings)
100      *
101      * @param[in] input         Tensor input. Supported tensor rank: 4. Data types supported: All.
102      * @param[in] block_shape_x Block shape x value.
103      * @param[in] block_shape_y Block shape y value.
104      * @param[in] padding_left  The padding at the beginning of every dimension of the output tensor.
105      * @param[in] padding_right The padding at the end of every dimension of the output tensor.
106      * @param[in] output        Tensor output. Data types supported: same as @p input
107      *
108      * @return a status
109      */
110     static Status validate(const ITensorInfo *input, const int block_shape_x, const int block_shape_y, const Size2D &padding_left, const Size2D &padding_right, const ITensorInfo *output);
111 
112     // Inherited methods overridden:
113     void run(const Window &window, cl::CommandQueue &queue) override;
114 
115 private:
116     const ICLTensor *_input;       /**< Source tensor */
117     const ICLTensor *_block_shape; /**< Block shape tensor for dynamic evaluation */
118     const ICLTensor *_paddings;    /**< Paddings tensor for dynamic evaluation */
119     ICLTensor       *_output;      /**< Destination tensor */
120 };
121 } // namespace arm_compute
122 #endif /* ARM_COMPUTE_CLSPACETOBATCHLAYERKERNEL_H */
123