1 /* 2 * Copyright (c) 2016-2020 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_NEGAUSSIANPYRAMID_H 25 #define ARM_COMPUTE_NEGAUSSIANPYRAMID_H 26 27 #include "arm_compute/core/IPyramid.h" 28 #include "arm_compute/core/Types.h" 29 #include "arm_compute/runtime/IFunction.h" 30 #include "arm_compute/runtime/NEON/functions/NEGaussian5x5.h" 31 #include "arm_compute/runtime/NEON/functions/NEScale.h" 32 #include "arm_compute/runtime/Pyramid.h" 33 #include "arm_compute/runtime/Tensor.h" 34 35 #include <cstdint> 36 #include <memory> 37 38 namespace arm_compute 39 { 40 class ITensor; 41 class NEGaussianPyramidHorKernel; 42 class NEGaussianPyramidVertKernel; 43 class NEFillBorderKernel; 44 45 /** Common interface for all Gaussian pyramid functions 46 * 47 * @deprecated This function is deprecated and is intended to be removed in 21.05 release 48 * 49 */ 50 class NEGaussianPyramid : public IFunction 51 { 52 public: 53 /** Default constructor */ 54 NEGaussianPyramid(); 55 /** Prevent instances of this class from being copied (As this class contains pointers) */ 56 NEGaussianPyramid(const NEGaussianPyramid &) = delete; 57 /** Prevent instances of this class from being copied (As this class contains pointers) */ 58 NEGaussianPyramid &operator=(const NEGaussianPyramid &) = delete; 59 /** Allow instances of this class to be moved */ 60 NEGaussianPyramid(NEGaussianPyramid &&) = default; 61 /** Allow instances of this class to be moved */ 62 NEGaussianPyramid &operator=(NEGaussianPyramid &&) = default; 63 /** Default destructor */ 64 virtual ~NEGaussianPyramid() = default; 65 66 /** Initialise the function's source, destinations and border mode. 67 * 68 * @param[in] input Source tensor. Data type supported: U8. 69 * @param[out] pyramid Destination pyramid tensors, Data type supported at each level: U8. 70 * @param[in] border_mode Border mode to use. 71 * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. 72 * 73 */ 74 virtual void configure(const ITensor *input, IPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) = 0; 75 76 protected: 77 const ITensor *_input; 78 IPyramid *_pyramid; 79 Pyramid _tmp; 80 }; 81 82 /** Basic function to execute gaussian pyramid with HALF scale factor. This function calls the following NEON kernels: 83 * 84 * -# @ref NEFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE) 85 * -# @ref NEGaussianPyramidHorKernel 86 * -# @ref NEGaussianPyramidVertKernel 87 * 88 * @deprecated This function is deprecated and is intended to be removed in 21.05 release 89 * 90 * 91 */ 92 class NEGaussianPyramidHalf : public NEGaussianPyramid 93 { 94 public: 95 /** Constructor */ 96 NEGaussianPyramidHalf(); 97 /** Prevent instances of this class from being copied (As this class contains pointers) */ 98 NEGaussianPyramidHalf(const NEGaussianPyramidHalf &) = delete; 99 /** Prevent instances of this class from being copied (As this class contains pointers) */ 100 NEGaussianPyramidHalf &operator=(const NEGaussianPyramidHalf &) = delete; 101 /** Allow instances of this class to be moved */ 102 NEGaussianPyramidHalf(NEGaussianPyramidHalf &&) = default; 103 /** Allow instances of this class to be moved */ 104 NEGaussianPyramidHalf &operator=(NEGaussianPyramidHalf &&) = default; 105 /** Default destructor */ 106 ~NEGaussianPyramidHalf(); 107 108 // Inherited methods overridden: 109 void configure(const ITensor *input, IPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) override; 110 void run() override; 111 112 private: 113 std::vector<std::unique_ptr<NEFillBorderKernel>> _horizontal_border_handler; 114 std::vector<std::unique_ptr<NEFillBorderKernel>> _vertical_border_handler; 115 std::vector<std::unique_ptr<NEGaussianPyramidHorKernel>> _horizontal_reduction; 116 std::vector<std::unique_ptr<NEGaussianPyramidVertKernel>> _vertical_reduction; 117 }; 118 119 /** Basic function to execute gaussian pyramid with ORB scale factor. This function calls the following NEON kernels and functions: 120 * 121 * -# @ref NEFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE) 122 * -# @ref NEGaussian5x5 123 * -# @ref NEScaleKernel 124 * 125 * @deprecated This function is deprecated and is intended to be removed in 21.05 release 126 * 127 * 128 */ 129 class NEGaussianPyramidOrb : public NEGaussianPyramid 130 { 131 public: 132 /** Constructor */ 133 NEGaussianPyramidOrb(); 134 /** Prevent instances of this class from being copied (As this class contains pointers) */ 135 NEGaussianPyramidOrb(const NEGaussianPyramidOrb &) = delete; 136 /** Prevent instances of this class from being copied (As this class contains pointers) */ 137 NEGaussianPyramidOrb &operator=(const NEGaussianPyramidOrb &) = delete; 138 /** Allow instances of this class to be moved */ 139 NEGaussianPyramidOrb(NEGaussianPyramidOrb &&) = default; 140 /** Allow instances of this class to be moved */ 141 NEGaussianPyramidOrb &operator=(NEGaussianPyramidOrb &&) = default; 142 /** Default destructor */ 143 ~NEGaussianPyramidOrb(); 144 145 // Inherited methods overridden: 146 void configure(const ITensor *input, IPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) override; 147 void run() override; 148 149 private: 150 std::vector<NEGaussian5x5> _gaus5x5; 151 std::vector<NEScale> _scale_nearest; 152 }; 153 } // namespace arm_compute 154 #endif /*ARM_COMPUTE_NEGAUSSIANPYRAMID_H */ 155