Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Michele Di Giorgio | d9eaf61 | 2020-07-08 11:12:57 +0100 | [diff] [blame] | 2 | * Copyright (c) 2017-2020 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 | */ |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 24 | #ifndef ARM_COMPUTE_CLHOGMULTIDETECTION_H |
| 25 | #define ARM_COMPUTE_CLHOGMULTIDETECTION_H |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 26 | |
| 27 | #include "arm_compute/core/CL/ICLArray.h" |
| 28 | #include "arm_compute/core/CL/ICLMultiHOG.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 29 | #include "arm_compute/core/CPP/kernels/CPPDetectionWindowNonMaximaSuppressionKernel.h" |
| 30 | #include "arm_compute/runtime/CL/CLTensor.h" |
| 31 | #include "arm_compute/runtime/CL/functions/CLHOGDetector.h" |
| 32 | #include "arm_compute/runtime/CL/functions/CLHOGGradient.h" |
| 33 | #include "arm_compute/runtime/IFunction.h" |
Georgios Pinitas | 8a94e7c | 2017-09-15 19:06:47 +0100 | [diff] [blame] | 34 | #include "arm_compute/runtime/IMemoryManager.h" |
Georgios Pinitas | 26014cf | 2019-09-09 19:00:57 +0100 | [diff] [blame] | 35 | #include "arm_compute/runtime/MemoryGroup.h" |
Georgios Pinitas | 8a94e7c | 2017-09-15 19:06:47 +0100 | [diff] [blame] | 36 | |
| 37 | #include <memory> |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 38 | |
| 39 | namespace arm_compute |
| 40 | { |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 41 | class CLCompileContext; |
| 42 | class CLHOGOrientationBinningKernel; |
| 43 | class CLHOGBlockNormalizationKernel; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 44 | /** Basic function to detect multiple objects (or the same object at different scales) on the same input image using HOG. This function calls the following kernels: |
| 45 | * |
| 46 | * -# @ref CLHOGGradient |
| 47 | * -# @ref CLHOGOrientationBinningKernel |
| 48 | * -# @ref CLHOGBlockNormalizationKernel |
| 49 | * -# @ref CLHOGDetector |
| 50 | * -# @ref CPPDetectionWindowNonMaximaSuppressionKernel (executed if non_maxima_suppression == true) |
| 51 | * |
| 52 | * @note This implementation works if all the HOG data-objects within the IMultiHOG container have the same: |
| 53 | * -# Phase type |
| 54 | -# Normalization type |
| 55 | -# L2 hysteresis threshold if the normalization type is L2HYS_NORM |
| 56 | * |
morgolock | 00c7601 | 2020-11-06 10:40:12 +0000 | [diff] [blame] | 57 | * |
| 58 | * @deprecated This function is deprecated and is intended to be removed in 21.05 release |
| 59 | * |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 60 | */ |
| 61 | class CLHOGMultiDetection : public IFunction |
| 62 | { |
| 63 | public: |
| 64 | /** Default constructor */ |
Georgios Pinitas | 8a94e7c | 2017-09-15 19:06:47 +0100 | [diff] [blame] | 65 | CLHOGMultiDetection(std::shared_ptr<IMemoryManager> memory_manager = nullptr); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 66 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 67 | CLHOGMultiDetection(const CLHOGMultiDetection &) = delete; |
| 68 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 69 | CLHOGMultiDetection &operator=(const CLHOGMultiDetection &) = delete; |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 70 | /** Default destructor */ |
| 71 | ~CLHOGMultiDetection(); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 72 | /** Initialise the function's source, destination, detection window strides, border mode, threshold and non-maxima suppression |
| 73 | * |
| 74 | * @param[in, out] input Input tensor. Data type supported: U8 |
| 75 | * (Written to only for @p border_mode != UNDEFINED) |
| 76 | * @param[in] multi_hog Container of multiple HOG data object. Each HOG data object describes one HOG model to detect. |
| 77 | * This container should store the HOG data-objects in descending or ascending cell_size width order. |
| 78 | * This will help to understand if the HOG descriptor computation can be skipped for some HOG data-objects |
| 79 | * @param[out] detection_windows Array of @ref DetectionWindow used for locating the detected objects |
| 80 | * @param[in] detection_window_strides Array of @ref Size2D used to specify the distance in pixels between 2 consecutive detection windows in x and y directions for each HOG data-object |
| 81 | * The dimension of this array must be the same of multi_hog->num_models() |
| 82 | * The i-th detection_window_stride of this array must be multiple of the block_stride stored in the i-th multi_hog array |
| 83 | * @param[in] border_mode Border mode to use. |
| 84 | * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. |
| 85 | * @param[in] threshold (Optional) Threshold for the distance between features and SVM classifying plane |
| 86 | * @param[in] non_maxima_suppression (Optional) Flag to specify whether the non-maxima suppression is required or not. |
| 87 | * True if the non-maxima suppression stage has to be computed |
| 88 | * @param[in] min_distance (Optional) Radial Euclidean distance to use for the non-maxima suppression stage |
| 89 | * |
| 90 | */ |
| 91 | void configure(ICLTensor *input, const ICLMultiHOG *multi_hog, ICLDetectionWindowArray *detection_windows, ICLSize2DArray *detection_window_strides, BorderMode border_mode, |
Manuel Bottini | 2b84be5 | 2020-04-08 10:15:51 +0100 | [diff] [blame] | 92 | uint8_t constant_border_value = 0, float threshold = 0.0f, bool non_maxima_suppression = false, float min_distance = 1.0f); |
| 93 | /** Initialise the function's source, destination, detection window strides, border mode, threshold and non-maxima suppression |
| 94 | * |
| 95 | * @param[in] compile_context The compile context to be used. |
| 96 | * @param[in, out] input Input tensor. Data type supported: U8 |
| 97 | * (Written to only for @p border_mode != UNDEFINED) |
| 98 | * @param[in] multi_hog Container of multiple HOG data object. Each HOG data object describes one HOG model to detect. |
| 99 | * This container should store the HOG data-objects in descending or ascending cell_size width order. |
| 100 | * This will help to understand if the HOG descriptor computation can be skipped for some HOG data-objects |
| 101 | * @param[out] detection_windows Array of @ref DetectionWindow used for locating the detected objects |
| 102 | * @param[in] detection_window_strides Array of @ref Size2D used to specify the distance in pixels between 2 consecutive detection windows in x and y directions for each HOG data-object |
| 103 | * The dimension of this array must be the same of multi_hog->num_models() |
| 104 | * The i-th detection_window_stride of this array must be multiple of the block_stride stored in the i-th multi_hog array |
| 105 | * @param[in] border_mode Border mode to use. |
| 106 | * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. |
| 107 | * @param[in] threshold (Optional) Threshold for the distance between features and SVM classifying plane |
| 108 | * @param[in] non_maxima_suppression (Optional) Flag to specify whether the non-maxima suppression is required or not. |
| 109 | * True if the non-maxima suppression stage has to be computed |
| 110 | * @param[in] min_distance (Optional) Radial Euclidean distance to use for the non-maxima suppression stage |
| 111 | * |
| 112 | */ |
| 113 | void configure(const CLCompileContext &compile_context, ICLTensor *input, const ICLMultiHOG *multi_hog, ICLDetectionWindowArray *detection_windows, ICLSize2DArray *detection_window_strides, |
| 114 | BorderMode border_mode, uint8_t constant_border_value = 0, float threshold = 0.0f, bool non_maxima_suppression = false, float min_distance = 1.0f); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 115 | |
| 116 | // Inherited method overridden: |
| 117 | void run() override; |
| 118 | |
| 119 | private: |
Sang-Hoon Park | bef7fa2 | 2020-10-21 15:58:54 +0100 | [diff] [blame] | 120 | MemoryGroup _memory_group; |
| 121 | CLHOGGradient _gradient_kernel; |
| 122 | std::vector<std::unique_ptr<CLHOGOrientationBinningKernel>> _orient_bin_kernel; |
| 123 | std::vector<std::unique_ptr<CLHOGBlockNormalizationKernel>> _block_norm_kernel; |
| 124 | std::vector<CLHOGDetector> _hog_detect_kernel; |
| 125 | CPPDetectionWindowNonMaximaSuppressionKernel _non_maxima_kernel; |
| 126 | std::vector<CLTensor> _hog_space; |
| 127 | std::vector<CLTensor> _hog_norm_space; |
| 128 | ICLDetectionWindowArray *_detection_windows; |
| 129 | CLTensor _mag; |
| 130 | CLTensor _phase; |
| 131 | bool _non_maxima_suppression; |
| 132 | size_t _num_orient_bin_kernel; |
| 133 | size_t _num_block_norm_kernel; |
| 134 | size_t _num_hog_detect_kernel; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 135 | }; |
| 136 | } |
| 137 | |
morgolock | 00c7601 | 2020-11-06 10:40:12 +0000 | [diff] [blame] | 138 | #endif /* ARM_COMPUTE_CLHOGMULTIDETECTION_H */ |