Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 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_CLWINOGRADINPUTTRANSFORMKERNEL_H__ |
| 25 | #define __ARM_COMPUTE_CLWINOGRADINPUTTRANSFORMKERNEL_H__ |
| 26 | |
| 27 | #include "arm_compute/core/CL/ICLKernel.h" |
| 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | class ICLTensor; |
| 32 | |
| 33 | /** OpenCL kernel to perform Winograd input transform.*/ |
| 34 | class CLWinogradInputTransformKernel : public ICLKernel |
| 35 | { |
| 36 | public: |
| 37 | /** Default constructor */ |
| 38 | CLWinogradInputTransformKernel(); |
| 39 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 40 | CLWinogradInputTransformKernel(const CLWinogradInputTransformKernel &) = delete; |
| 41 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 42 | CLWinogradInputTransformKernel &operator=(const CLWinogradInputTransformKernel &) = delete; |
| 43 | /** Allow instances of this class to be moved */ |
| 44 | CLWinogradInputTransformKernel(CLWinogradInputTransformKernel &&) = default; |
| 45 | /** Allow instances of this class to be moved */ |
| 46 | CLWinogradInputTransformKernel &operator=(CLWinogradInputTransformKernel &&) = default; |
| 47 | /** Set the input and output of the kernel. |
| 48 | * |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 49 | * @note Winograd input transform supports the following configurations for NCWH data layout |
| 50 | * F(output tile, kernel size):F(2x2, 3x3), F(2x1, 3x1), F(1x2, 1x3), |
| 51 | * F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 52 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 53 | * |
| 54 | * @note Winograd input transform supports the following configurations for NHWC data layout |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 55 | * F(output tile, kernel size):F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 56 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 57 | * |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 58 | * Strides: only unit strides |
| 59 | * |
Vidhya Sudhan Loganathan | 71ecf39 | 2018-08-31 16:10:16 +0100 | [diff] [blame] | 60 | * @param[in] input The input tensor to transform. Data types supported: F16/F32 |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 61 | * @param[in] output The output tensor. The shape for this tensor can be calculated using the utility function @p compute_winograd_input_transform_shape. Data types supported: Same as @p input |
| 62 | * @param[in] winograd_info Contains Winograd's information described in @ref WinogradInfo. |
Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 63 | */ |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 64 | void configure(const ICLTensor *input, ICLTensor *output, const WinogradInfo &winograd_info); |
Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 65 | /** Static function to check if given info will lead to a valid configuration of @ref CLWinogradInputTransformKernel |
| 66 | * |
Gian Marco Iodice | 876be2a | 2018-07-03 12:22:09 +0100 | [diff] [blame] | 67 | * @note Winograd input transform supports the following configurations for NCWH data layout |
| 68 | * F(output tile, kernel size):F(2x2, 3x3), F(2x1, 3x1), F(1x2, 1x3), |
| 69 | * F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 70 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 71 | * |
| 72 | * @note Winograd input transform supports the following configurations for NHWC data layout |
Gian Marco Iodice | d28b751 | 2018-07-06 12:59:28 +0100 | [diff] [blame] | 73 | * F(output tile, kernel size):F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 74 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 75 | * |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 76 | * Strides: only unit strides |
| 77 | * |
Vidhya Sudhan Loganathan | 71ecf39 | 2018-08-31 16:10:16 +0100 | [diff] [blame] | 78 | * @param[in] input The input tensor to transform. Data types supported: F16/F32 |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 79 | * @param[in] output The output tensor. The shape for this tensor can be calculated using the utility function @p compute_winograd_input_transform_shape. Data types supported: Same as @p input |
| 80 | * @param[in] winograd_info Contains Winograd's information described in @ref WinogradInfo. |
Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 81 | * |
| 82 | * @return a status |
| 83 | */ |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 84 | static Status validate(const ITensorInfo *input, const ITensorInfo *output, const WinogradInfo &winograd_info); |
Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 85 | |
| 86 | // Inherited methods overridden: |
| 87 | void run(const Window &window, cl::CommandQueue &queue) override; |
| 88 | BorderSize border_size() const override; |
| 89 | |
| 90 | private: |
Gian Marco Iodice | 247f52c | 2018-03-22 11:24:56 +0000 | [diff] [blame] | 91 | using WinogradKey = std::pair<std::pair<int, int>, std::pair<int, int>>; |
| 92 | |
Giorgio Arena | 1f9ca1d | 2018-03-01 11:13:45 +0000 | [diff] [blame] | 93 | BorderSize _border_size; |
| 94 | const ICLTensor *_input; |
| 95 | ICLTensor *_output; |
| 96 | int _num_tiles_x; |
| 97 | int _num_tiles_y; |
| 98 | unsigned int _step_z; |
| 99 | }; |
| 100 | } // arm_compute |
| 101 | #endif /*__ARM_COMPUTE_CLWINOGRADINPUTTRANSFORMKERNEL_H__ */ |