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) 2016-2020 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 | */ |
| 24 | #include "arm_compute/core/CL/kernels/CLHarrisCornersKernel.h" |
| 25 | |
Giorgio Arena | fc2817d | 2017-06-27 17:26:37 +0100 | [diff] [blame] | 26 | #include "arm_compute/core/AccessWindowStatic.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 27 | #include "arm_compute/core/CL/CLHelpers.h" |
| 28 | #include "arm_compute/core/CL/CLKernelLibrary.h" |
| 29 | #include "arm_compute/core/CL/ICLTensor.h" |
| 30 | #include "arm_compute/core/CL/OpenCL.h" |
| 31 | #include "arm_compute/core/Error.h" |
| 32 | #include "arm_compute/core/Helpers.h" |
| 33 | #include "arm_compute/core/TensorInfo.h" |
| 34 | #include "arm_compute/core/Types.h" |
| 35 | #include "arm_compute/core/Validate.h" |
| 36 | #include "arm_compute/core/Window.h" |
Matthew Bentham | 758b5ba | 2020-03-05 23:37:48 +0000 | [diff] [blame] | 37 | #include "support/StringSupport.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 38 | |
| 39 | #include <set> |
| 40 | #include <sstream> |
| 41 | #include <string> |
| 42 | |
| 43 | using namespace arm_compute; |
| 44 | |
| 45 | CLHarrisScoreKernel::CLHarrisScoreKernel() |
| 46 | : _input1(nullptr), _input2(nullptr), _output(nullptr), _sensitivity(), _strength_thresh(), _norm_factor(), _border_size(0) |
| 47 | { |
| 48 | } |
| 49 | |
| 50 | BorderSize CLHarrisScoreKernel::border_size() const |
| 51 | { |
| 52 | return _border_size; |
| 53 | } |
| 54 | |
| 55 | void CLHarrisScoreKernel::configure(const ICLImage *input1, const ICLImage *input2, ICLImage *output, |
| 56 | int32_t block_size, float norm_factor, float strength_thresh, float sensitivity, |
| 57 | bool border_undefined) |
| 58 | { |
Manuel Bottini | 4c6bd51 | 2020-04-08 10:15:51 +0100 | [diff] [blame] | 59 | configure(CLKernelLibrary::get().get_compile_context(), input1, input2, output, block_size, norm_factor, strength_thresh, sensitivity, border_undefined); |
| 60 | } |
| 61 | |
Manuel Bottini | 679fc96 | 2020-04-21 16:08:53 +0100 | [diff] [blame] | 62 | void CLHarrisScoreKernel::configure(const CLCompileContext &compile_context, const ICLImage *input1, const ICLImage *input2, ICLImage *output, |
Manuel Bottini | 4c6bd51 | 2020-04-08 10:15:51 +0100 | [diff] [blame] | 63 | int32_t block_size, float norm_factor, float strength_thresh, float sensitivity, |
| 64 | bool border_undefined) |
| 65 | { |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 66 | ARM_COMPUTE_ERROR_ON_TENSOR_NOT_2D(input1); |
| 67 | ARM_COMPUTE_ERROR_ON_TENSOR_NOT_2D(input2); |
| 68 | ARM_COMPUTE_ERROR_ON_TENSOR_NOT_2D(output); |
| 69 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::S16, DataType::S32); |
| 70 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::S16, DataType::S32); |
| 71 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::F32); |
| 72 | ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input1, input2); |
| 73 | ARM_COMPUTE_ERROR_ON(!(block_size == 3 || block_size == 5 || block_size == 7)); |
| 74 | ARM_COMPUTE_ERROR_ON(0.0f == norm_factor); |
| 75 | |
| 76 | _input1 = input1; |
| 77 | _input2 = input2; |
| 78 | _output = output; |
| 79 | _sensitivity = sensitivity; |
| 80 | _strength_thresh = strength_thresh; |
| 81 | _norm_factor = norm_factor; |
| 82 | _border_size = BorderSize(block_size / 2); |
| 83 | |
| 84 | // Select kernel |
| 85 | std::stringstream harris_score_kernel_name; |
| 86 | harris_score_kernel_name << "harris_score_" << block_size << "x" << block_size; |
| 87 | |
| 88 | // Create build options |
| 89 | std::set<std::string> build_opts = { ("-DDATA_TYPE=" + get_cl_type_from_data_type(input1->info()->data_type())) }; |
| 90 | |
| 91 | // Create kernel |
Manuel Bottini | 4c6bd51 | 2020-04-08 10:15:51 +0100 | [diff] [blame] | 92 | _kernel = create_kernel(compile_context, harris_score_kernel_name.str(), build_opts); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 93 | |
| 94 | // Set static kernel arguments |
| 95 | unsigned int idx = 3 * num_arguments_per_2D_tensor(); //Skip the input and output parameters |
| 96 | _kernel.setArg(idx++, sensitivity); |
| 97 | _kernel.setArg(idx++, strength_thresh); |
| 98 | _kernel.setArg(idx++, norm_factor); |
| 99 | |
| 100 | // Configure kernel window |
| 101 | constexpr unsigned int num_elems_processed_per_iteration = 4; |
| 102 | constexpr unsigned int num_elems_written_per_iteration = 4; |
Giorgio Arena | fc2817d | 2017-06-27 17:26:37 +0100 | [diff] [blame] | 103 | const unsigned int num_elems_read_per_iteration = block_size == 7 ? 10 : 8; |
| 104 | const unsigned int num_rows_read_per_iteration = block_size; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 105 | |
| 106 | Window win = calculate_max_window(*_input1->info(), Steps(num_elems_processed_per_iteration), border_undefined, border_size()); |
| 107 | |
| 108 | AccessWindowRectangle input1_access(input1->info(), -border_size().left, -border_size().top, num_elems_read_per_iteration, num_rows_read_per_iteration); |
| 109 | AccessWindowRectangle input2_access(input2->info(), -border_size().left, -border_size().top, num_elems_read_per_iteration, num_rows_read_per_iteration); |
| 110 | AccessWindowHorizontal output_access(output->info(), 0, num_elems_written_per_iteration); |
| 111 | |
| 112 | update_window_and_padding(win, input1_access, input2_access, output_access); |
| 113 | |
| 114 | ValidRegion valid_region = intersect_valid_regions(input1->info()->valid_region(), input2->info()->valid_region()); |
| 115 | output_access.set_valid_region(win, valid_region, border_undefined, border_size()); |
| 116 | |
Anthony Barbier | b6eb353 | 2018-08-08 13:20:04 +0100 | [diff] [blame] | 117 | ICLKernel::configure_internal(win); |
Gary Antcliffe | fffbdbc | 2019-05-28 11:40:21 +0100 | [diff] [blame] | 118 | |
| 119 | // Set config_id for enabling LWS tuning |
| 120 | _config_id = harris_score_kernel_name.str(); |
| 121 | _config_id += "_"; |
| 122 | _config_id += lower_string(string_from_data_type(input1->info()->data_type())); |
| 123 | _config_id += "_"; |
| 124 | _config_id += support::cpp11::to_string(input1->info()->dimension(0)); |
| 125 | _config_id += "_"; |
| 126 | _config_id += support::cpp11::to_string(input1->info()->dimension(1)); |
| 127 | _config_id += "_"; |
| 128 | _config_id += lower_string(string_from_data_type(input2->info()->data_type())); |
| 129 | _config_id += "_"; |
| 130 | _config_id += support::cpp11::to_string(input2->info()->dimension(0)); |
| 131 | _config_id += "_"; |
| 132 | _config_id += support::cpp11::to_string(input2->info()->dimension(1)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | void CLHarrisScoreKernel::run(const Window &window, cl::CommandQueue &queue) |
| 136 | { |
| 137 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 138 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); |
| 139 | |
| 140 | Window slice = window.first_slice_window_2D(); |
| 141 | do |
| 142 | { |
| 143 | unsigned int idx = 0; |
| 144 | add_2D_tensor_argument(idx, _input1, slice); |
| 145 | add_2D_tensor_argument(idx, _input2, slice); |
| 146 | add_2D_tensor_argument(idx, _output, slice); |
Michele Di Giorgio | 6b9f388 | 2019-07-01 16:37:04 +0100 | [diff] [blame] | 147 | enqueue(queue, *this, slice, lws_hint()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 148 | } |
| 149 | while(window.slide_window_slice_2D(slice)); |
| 150 | } |