Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Anthony Barbier | e8a4983 | 2018-01-18 10:04:05 +0000 | [diff] [blame] | 2 | * Copyright (c) 2016-2018 ARM Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 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_NESOBEL5x5KERNEL_H__ |
| 25 | #define __ARM_COMPUTE_NESOBEL5x5KERNEL_H__ |
| 26 | |
| 27 | #include "arm_compute/core/NEON/INEKernel.h" |
| 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | class ITensor; |
| 32 | |
| 33 | /** Interface for the kernel to run the horizontal pass of 5x5 Sobel filter on a tensor. |
| 34 | * |
| 35 | */ |
| 36 | class NESobel5x5HorKernel : public INEKernel |
| 37 | { |
| 38 | public: |
Anthony Barbier | e8a4983 | 2018-01-18 10:04:05 +0000 | [diff] [blame] | 39 | const char *name() const override |
| 40 | { |
| 41 | return "NESobel5x5HorKernel"; |
| 42 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 43 | /** Default constructor */ |
| 44 | NESobel5x5HorKernel(); |
| 45 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 46 | NESobel5x5HorKernel(const NESobel5x5HorKernel &) = delete; |
| 47 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 48 | NESobel5x5HorKernel &operator=(const NESobel5x5HorKernel &) = delete; |
| 49 | /** Allow instances of this class to be moved */ |
| 50 | NESobel5x5HorKernel(NESobel5x5HorKernel &&) = default; |
| 51 | /** Allow instances of this class to be moved */ |
| 52 | NESobel5x5HorKernel &operator=(NESobel5x5HorKernel &&) = default; |
| 53 | /** Default destructor */ |
| 54 | ~NESobel5x5HorKernel() = default; |
| 55 | |
| 56 | /** Initialise the kernel's source, destination and border mode. |
| 57 | * |
| 58 | * @note At least one of output_x or output_y must be set |
| 59 | * |
| 60 | * @param[in] input Source tensor. Data type supported: U8. |
| 61 | * @param[out] output_x (Optional) Destination tensor for the X gradient. Data type supported: S16. |
| 62 | * @param[out] output_y (Optional) Destination tensor for the Y gradient. Data type supported: S16. |
| 63 | * @param[in] border_undefined True if the border mode is undefined. False if it's replicate or constant. |
| 64 | */ |
| 65 | void configure(const ITensor *input, ITensor *output_x, ITensor *output_y, bool border_undefined); |
| 66 | |
| 67 | // Inherited methods overridden: |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 68 | void run(const Window &window, const ThreadInfo &info) override; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 69 | BorderSize border_size() const override; |
| 70 | |
| 71 | private: |
| 72 | const ITensor *_input; /**< Input tensor */ |
| 73 | ITensor *_output_x; /**< X output of horizontal pass */ |
| 74 | ITensor *_output_y; /**< Y output of horizontal pass */ |
| 75 | bool _run_sobel_x; /**< Do we need to run Sobel X? */ |
| 76 | bool _run_sobel_y; /**< Do we need to run Sobel Y? */ |
| 77 | BorderSize _border_size; /**< Border size */ |
| 78 | }; |
| 79 | |
| 80 | /** Interface for the kernel to run the vertical pass of 5x5 Sobel Y filter on a tensor. |
| 81 | * |
| 82 | */ |
| 83 | class NESobel5x5VertKernel : public INEKernel |
| 84 | { |
| 85 | public: |
Anthony Barbier | e8a4983 | 2018-01-18 10:04:05 +0000 | [diff] [blame] | 86 | const char *name() const override |
| 87 | { |
| 88 | return "NESobel5x5VertKernel"; |
| 89 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 90 | /** Default constructor */ |
| 91 | NESobel5x5VertKernel(); |
| 92 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 93 | NESobel5x5VertKernel(const NESobel5x5VertKernel &) = delete; |
| 94 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 95 | NESobel5x5VertKernel &operator=(const NESobel5x5VertKernel &) = delete; |
| 96 | /** Allow instances of this class to be moved */ |
| 97 | NESobel5x5VertKernel(NESobel5x5VertKernel &&) = default; |
| 98 | /** Allow instances of this class to be moved */ |
| 99 | NESobel5x5VertKernel &operator=(NESobel5x5VertKernel &&) = default; |
| 100 | /** Default destructor */ |
| 101 | ~NESobel5x5VertKernel() = default; |
| 102 | |
| 103 | /** Initialise the kernel's source, destination and border mode. |
| 104 | * |
| 105 | * @param[in] input_x Input for X (X output of hor pass). Data type supported: S16. |
| 106 | * @param[in] input_y Input for Y (Y output of hor pass). Data type supported: S16. |
| 107 | * @param[out] output_x Destination tensor for the X gradient. Data type supported: S16. |
| 108 | * @param[out] output_y Destination tensor for the Y gradient. Data type supported: S16. |
| 109 | * @param[in] border_undefined True if the border mode is undefined. False if it's replicate or constant. |
| 110 | */ |
| 111 | void configure(ITensor *input_x, ITensor *input_y, ITensor *output_x, ITensor *output_y, bool border_undefined); |
| 112 | |
| 113 | // Inherited methods overridden: |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 114 | void run(const Window &window, const ThreadInfo &info) override; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 115 | BorderSize border_size() const override; |
| 116 | |
| 117 | private: |
| 118 | ITensor *_input_x; /**< X input (X output of the hor pass) */ |
| 119 | ITensor *_input_y; /**< Y input (Y output of the hor pass) */ |
| 120 | ITensor *_output_x; /**< X output of sobel */ |
| 121 | ITensor *_output_y; /**< Y output of sobel */ |
| 122 | bool _run_sobel_x; /**< Do we need to run sobel X? */ |
| 123 | bool _run_sobel_y; /**< Do we need to run sobel Y? */ |
| 124 | }; |
Gian Marco Iodice | 356f643 | 2017-09-22 11:32:21 +0100 | [diff] [blame] | 125 | } // namespace arm_compute |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 126 | #endif /*__ARM_COMPUTE_NESOBEL5x5KERNEL_H__ */ |