Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Sanghoon Lee | 1cd4149 | 2018-03-15 11:48:48 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2018 ARM Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 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_CLGAUSSIANPYRAMID_H__ |
| 25 | #define __ARM_COMPUTE_CLGAUSSIANPYRAMID_H__ |
| 26 | |
| 27 | #include "arm_compute/core/CL/kernels/CLGaussianPyramidKernel.h" |
| 28 | |
| 29 | #include "arm_compute/core/CL/kernels/CLScaleKernel.h" |
| 30 | #include "arm_compute/core/IPyramid.h" |
| 31 | #include "arm_compute/core/Types.h" |
| 32 | #include "arm_compute/runtime/CL/CLPyramid.h" |
| 33 | #include "arm_compute/runtime/CL/functions/CLGaussian5x5.h" |
| 34 | #include "arm_compute/runtime/IFunction.h" |
| 35 | |
| 36 | #include <cstdint> |
| 37 | #include <memory> |
| 38 | |
| 39 | namespace arm_compute |
| 40 | { |
| 41 | class ICLTensor; |
| 42 | |
| 43 | /** Common interface for all Gaussian pyramid functions |
| 44 | */ |
| 45 | class CLGaussianPyramid : public IFunction |
| 46 | { |
| 47 | public: |
| 48 | /** Constructor */ |
| 49 | CLGaussianPyramid(); |
| 50 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 51 | CLGaussianPyramid(const CLGaussianPyramid &) = delete; |
| 52 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 53 | CLGaussianPyramid &operator=(const CLGaussianPyramid &) = delete; |
| 54 | /** Allow instances of this class to be moved */ |
| 55 | CLGaussianPyramid(CLGaussianPyramid &&) = default; |
| 56 | /** Allow instances of this class to be moved */ |
| 57 | CLGaussianPyramid &operator=(CLGaussianPyramid &&) = default; |
| 58 | /** Default destructor */ |
| 59 | virtual ~CLGaussianPyramid() = default; |
| 60 | /** Initialise the function's source, destinations and border mode. |
| 61 | * |
| 62 | * @param[in, out] input Source tensor. Data types supported: U8. (Written to only for @p border_mode != UNDEFINED) |
| 63 | * @param[out] pyramid Destination pyramid tensors, Data types supported at each level: U8. |
| 64 | * @param[in] border_mode Border mode to use. |
| 65 | * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. |
| 66 | * |
| 67 | */ |
| 68 | virtual void configure(ICLTensor *input, CLPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value = 0) = 0; |
| 69 | |
| 70 | protected: |
| 71 | ICLTensor *_input; |
| 72 | CLPyramid *_pyramid; |
| 73 | CLPyramid _tmp; |
| 74 | }; |
| 75 | |
| 76 | /** Basic function to execute gaussian pyramid with HALF scale factor. This function calls the following OpenCL kernels: |
| 77 | * |
| 78 | * -# @ref CLFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE) |
| 79 | * -# @ref CLGaussianPyramidHorKernel |
| 80 | * -# @ref CLGaussianPyramidVertKernel |
| 81 | */ |
| 82 | class CLGaussianPyramidHalf : public CLGaussianPyramid |
| 83 | { |
| 84 | public: |
| 85 | /** Constructor */ |
| 86 | CLGaussianPyramidHalf(); |
| 87 | |
| 88 | // Inherited methods overridden: |
| 89 | void configure(ICLTensor *input, CLPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) override; |
| 90 | void run() override; |
| 91 | |
| 92 | private: |
Sanghoon Lee | 1cd4149 | 2018-03-15 11:48:48 +0000 | [diff] [blame] | 93 | std::unique_ptr<CLFillBorderKernel[]> _horizontal_border_handler; |
| 94 | std::unique_ptr<CLFillBorderKernel[]> _vertical_border_handler; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 95 | std::unique_ptr<CLGaussianPyramidHorKernel[]> _horizontal_reduction; |
| 96 | std::unique_ptr<CLGaussianPyramidVertKernel[]> _vertical_reduction; |
| 97 | }; |
| 98 | |
| 99 | /** Basic function to execute gaussian pyramid with ORB scale factor. This function calls the following OpenCL kernels and functions: |
| 100 | * |
| 101 | * -# @ref CLFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE) |
| 102 | * -# @ref CLGaussian5x5 |
| 103 | * -# @ref CLScaleKernel |
| 104 | */ |
| 105 | class CLGaussianPyramidOrb : public CLGaussianPyramid |
| 106 | { |
| 107 | public: |
| 108 | /** Constructor */ |
| 109 | CLGaussianPyramidOrb(); |
| 110 | |
| 111 | // Inherited methods overridden: |
| 112 | void configure(ICLTensor *input, CLPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) override; |
| 113 | void run() override; |
| 114 | |
| 115 | private: |
| 116 | std::unique_ptr<CLGaussian5x5[]> _gauss5x5; |
| 117 | std::unique_ptr<CLScaleKernel[]> _scale_nearest; |
| 118 | }; |
| 119 | } |
| 120 | #endif /*__ARM_COMPUTE_CLGAUSSIANPYRAMID_H__ */ |