Georgios Pinitas | aa6a04a | 2018-08-29 12:53:41 +0100 | [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_NEREORGLAYERKERNEL_H__ |
| 25 | #define __ARM_COMPUTE_NEREORGLAYERKERNEL_H__ |
| 26 | |
| 27 | #include "arm_compute/core/NEON/INEKernel.h" |
| 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | // Forward declarations |
| 32 | class ITensor; |
| 33 | |
| 34 | /** Interface for the kernel to perform tensor re-organization */ |
| 35 | class NEReorgLayerKernel : public INEKernel |
| 36 | { |
| 37 | public: |
| 38 | const char *name() const override |
| 39 | { |
| 40 | return "NEReorgLayerKernel"; |
| 41 | } |
| 42 | /** Default constructor */ |
| 43 | NEReorgLayerKernel(); |
| 44 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 45 | NEReorgLayerKernel(const NEReorgLayerKernel &) = delete; |
| 46 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 47 | NEReorgLayerKernel &operator=(const NEReorgLayerKernel &) = delete; |
| 48 | /** Default Move Constructor. */ |
| 49 | NEReorgLayerKernel(NEReorgLayerKernel &&) = default; |
| 50 | /** Default move assignment operator */ |
| 51 | NEReorgLayerKernel &operator=(NEReorgLayerKernel &&) = default; |
| 52 | /** Default destructor */ |
| 53 | ~NEReorgLayerKernel() = default; |
| 54 | /** Set the input and output of the kernel |
| 55 | * |
| 56 | * @param[in] input Source tensor. Data type supported: U8/S8/U16/S16/QASYMM8/U32/S32/F16/F32 |
| 57 | * @param[out] output Destination tensor. Data type supported: Same as @p input |
Gian Marco Iodice | 477531c | 2018-08-21 17:53:38 +0100 | [diff] [blame] | 58 | * @param[in] stride Stride to be used during data re-organization. |
| 59 | * It defines the spatial distance between 2 consecutive pixels in the x and y direction |
Georgios Pinitas | aa6a04a | 2018-08-29 12:53:41 +0100 | [diff] [blame] | 60 | */ |
| 61 | void configure(const ITensor *input, ITensor *output, int32_t stride); |
| 62 | |
| 63 | /** Static function to check if given info will lead to a valid configuration of @ref NEReshapeLayerKernel |
| 64 | * |
| 65 | * @param[in] input Source tensor info. Data type supported: U8/S8/U16/S16/QASYMM8/U32/S32/F16/F32 |
| 66 | * @param[in] output Destination tensor info. Data type supported: Same as @p input |
| 67 | * @param[in] stride Stride to be used during data re-organization |
Gian Marco Iodice | 477531c | 2018-08-21 17:53:38 +0100 | [diff] [blame] | 68 | * It defines the spatial distance between 2 consecutive pixels in the x and y direction |
Georgios Pinitas | aa6a04a | 2018-08-29 12:53:41 +0100 | [diff] [blame] | 69 | * |
| 70 | * @return a status |
| 71 | */ |
| 72 | static Status validate(const ITensorInfo *input, const ITensorInfo *output, int32_t stride); |
| 73 | |
| 74 | // Inherited methods overridden: |
| 75 | void run(const Window &window, const ThreadInfo &info) override; |
| 76 | |
| 77 | private: |
| 78 | /** Template function to run the reorg |
| 79 | * |
| 80 | * @param[in] window Region on which to execute the kernel. (Must be a valid region of the window returned by window()). |
| 81 | */ |
| 82 | template <typename T> |
| 83 | void run_reorg(const Window &window); |
| 84 | |
| 85 | /** Common signature for all the specialised reorg functions |
| 86 | * |
| 87 | * @param[in] window Region on which to execute the kernel. |
| 88 | */ |
| 89 | using ReorgFunctionPtr = void (NEReorgLayerKernel::*)(const Window &window); |
| 90 | |
| 91 | private: |
| 92 | ReorgFunctionPtr _func; |
| 93 | const ITensor *_input; |
| 94 | ITensor *_output; |
| 95 | int32_t _stride; |
| 96 | }; |
| 97 | } // namespace arm_compute |
| 98 | #endif /*__ARM_COMPUTE_NEREORGLAYERKERNEL_H__ */ |