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_NEMAXUNPOOLINGLAYER_H 25 #define ARM_COMPUTE_NEMAXUNPOOLINGLAYER_H 26 27 #include "arm_compute/core/Types.h" 28 #include "arm_compute/runtime/IFunction.h" 29 #include <memory> 30 31 namespace arm_compute 32 { 33 class ITensor; 34 class ITensorInfo; 35 class NEFill; 36 37 /** Function to perform MaxUnpooling. This function calls the following kernels: 38 * 39 * -# @ref NEFill 40 */ 41 class NEMaxUnpoolingLayer : public IFunction 42 { 43 public: 44 /** Constructor */ 45 NEMaxUnpoolingLayer(); 46 /** Prevent instances of this class from being copied (As this class contains pointers) */ 47 NEMaxUnpoolingLayer(const NEMaxUnpoolingLayer &) = delete; 48 /** Prevent instances of this class from being copied (As this class contains pointers) */ 49 NEMaxUnpoolingLayer &operator=(const NEMaxUnpoolingLayer &) = delete; 50 /** Prevent instances of this class from being moved (As this class contains non movable objects) */ 51 NEMaxUnpoolingLayer(NEMaxUnpoolingLayer &&) = delete; 52 /** Prevent instances of this class from being moved (As this class contains non movable objects) */ 53 NEMaxUnpoolingLayer &operator=(NEMaxUnpoolingLayer &&) = delete; 54 /** Default destructor */ 55 ~NEMaxUnpoolingLayer(); 56 /** Set the input and output tensors. 57 * 58 * Valid data layouts: 59 * - NHWC 60 * - NCHW 61 * 62 * Valid data type configurations: 63 * |src |dst | 64 * |:--------------|:--------------| 65 * |QASYMM8 |QASYMM8 | 66 * |QASYMM8_SIGNED |QASYMM8_SIGNED | 67 * |F16 |F16 | 68 * |F32 |F32 | 69 * 70 * @note Only supported pool size 2 71 * 72 * @param[in, out] input Source tensor. (Written to only when padding != 0) Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 73 * @param[out] output Destination tensor. Data types supported: Same as @p input. 74 * @param[out] indices The indices of the maximal values. Data type supported: U32. 75 * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. 76 */ 77 void configure(ITensor *input, ITensor *indices, ITensor *output, const PoolingLayerInfo &pool_info); 78 /** Static function to check if given info will lead to a valid configuration of @ref NEMaxUnpoolingLayer 79 * 80 * @note Only supported pool size 2 81 * 82 * @param[in] input Source tensor. (Written to only when padding != 0) Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 83 * @param[in] indices The indices of the maximal values. Data type supported: U32. 84 * @param[in] output Destination tensor. Data types supported: Same as @p input. 85 * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. 86 * 87 * @return a status 88 */ 89 static Status validate(const ITensorInfo *input, const ITensorInfo *indices, const ITensorInfo *output, const PoolingLayerInfo &pool_info); 90 91 // Inherited methods overridden: 92 void run() override; 93 94 private: 95 std::unique_ptr<NEFill> _fill_func; 96 struct Impl; 97 std::unique_ptr<Impl> _impl; 98 }; 99 } 100 #endif /* ARM_COMPUTE_NEMAXUNPOOLINGLAYER_H */ 101