1 /* 2 * Copyright (c) 2020-2022 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_CPUMAXUNPOOLINGLAYERKERNEL_H 25 #define ARM_COMPUTE_CPUMAXUNPOOLINGLAYERKERNEL_H 26 27 #include "src/core/common/Macros.h" 28 #include "src/cpu/ICpuKernel.h" 29 30 namespace arm_compute 31 { 32 namespace cpu 33 { 34 namespace kernels 35 { 36 /** Interface for the pooling layer kernel */ 37 class CpuMaxUnpoolingLayerKernel : public ICpuKernel<CpuMaxUnpoolingLayerKernel> 38 { 39 private: 40 using MaxUnpoolingUKernelPtr = std::add_pointer<void(const ITensor *input, const ITensor *indices, ITensor *output, const Window &window)>::type; 41 42 public: 43 /** Default constructor */ 44 CpuMaxUnpoolingLayerKernel() = default; 45 ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuMaxUnpoolingLayerKernel); 46 47 /** Configure kernel for a given list of arguments 48 * 49 * @note Dst shape must be equal to the shape of the original src to pool. 50 * 51 * @param[in] src Source tensor to permute. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 52 * @param[in] indices Tensor containing the offset to store the src elements in the dst tensor. 53 * @ref CpuMaxUnpooling with indices should precede this function in order to 54 * properly reconstruct the output tensor. 55 * The tensor shape of this tensor has to be equal to the src tensor shape. Data type supported: U32. 56 * @param[out] dst Destination tensor. Data types supported: Same as @p src 57 * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. 58 */ 59 void configure(const ITensorInfo *src, const ITensorInfo *indices, ITensorInfo *dst, const PoolingLayerInfo &pool_info); 60 /** Static function to check if given info will lead to a valid configuration of @ref CpuMaxUnpoolingLayerKernel 61 * 62 * @param[in] src Source tensor to permute. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 63 * @param[in] indices Tensor info of the indices of the maximal values. Data type supported: U32. 64 * @param[out] dst Destination tensor. Data types supported: Same as @p src 65 * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. 66 * 67 * @return a status 68 */ 69 static Status validate(const ITensorInfo *src, const ITensorInfo *indices, const ITensorInfo *dst, const PoolingLayerInfo &pool_info); 70 71 // Inherited methods overridden: 72 void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; 73 74 struct MaxUnpoolingKernel 75 { 76 const char *name; 77 const DataTypeISASelectorPtr is_selected; 78 MaxUnpoolingUKernelPtr ukernel; 79 }; 80 81 static const std::vector<MaxUnpoolingKernel> &get_available_kernels(); 82 83 const char *name() const override; 84 85 private: 86 MaxUnpoolingUKernelPtr _run_method{ nullptr }; 87 }; 88 89 } // namespace kernels 90 } // namespace cpu 91 } // namespace arm_compute 92 #endif /*ARM_COMPUTE_CPUMAXUNPOOLINGLAYERKERNEL_H */ 93