1 /* 2 * Copyright (c) 2018-2021 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 "src/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: name()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: All 57 * @param[out] output Destination tensor. Data type supported: Same as @p input 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 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 cpu::kernels::CpuReshapeKernel 64 * 65 * @param[in] input Source tensor info. Data type supported: All 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 68 * It defines the spatial distance between 2 consecutive pixels in the x and y direction 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 const ITensor *_input; 79 ITensor *_output; 80 int32_t _stride; 81 }; 82 } // namespace arm_compute 83 #endif /*ARM_COMPUTE_NEREORGLAYERKERNEL_H */ 84