Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Matthew Bentham | 758b5ba | 2020-03-05 23:37:48 +0000 | [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/CLIntegralImageKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/CL/CLKernelLibrary.h" |
| 27 | #include "arm_compute/core/CL/ICLTensor.h" |
| 28 | #include "arm_compute/core/CL/OpenCL.h" |
| 29 | #include "arm_compute/core/Helpers.h" |
| 30 | #include "arm_compute/core/TensorInfo.h" |
| 31 | #include "arm_compute/core/Types.h" |
| 32 | #include "arm_compute/core/Validate.h" |
| 33 | #include "arm_compute/core/Window.h" |
Matthew Bentham | 758b5ba | 2020-03-05 23:37:48 +0000 | [diff] [blame] | 34 | #include "support/StringSupport.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 35 | |
| 36 | #include <cstddef> |
| 37 | |
| 38 | using namespace arm_compute; |
| 39 | |
| 40 | void CLIntegralImageHorKernel::configure(const ICLTensor *input, ICLTensor *output) |
| 41 | { |
| 42 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); |
| 43 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U32); |
| 44 | |
| 45 | _input = input; |
| 46 | _output = output; |
| 47 | |
| 48 | // Create kernel |
Gary Antcliffe | fffbdbc | 2019-05-28 11:40:21 +0100 | [diff] [blame] | 49 | const std::string kernel_name = std::string("integral_horizontal"); |
| 50 | _kernel = static_cast<cl::Kernel>(CLKernelLibrary::get().create_kernel(kernel_name)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 51 | |
| 52 | // Configure kernel window |
| 53 | const unsigned int num_elems_processed_per_iteration = input->info()->dimension(0); |
| 54 | const unsigned int num_elems_accessed_per_iteration = ceil_to_multiple(num_elems_processed_per_iteration, 16); |
| 55 | |
| 56 | Window win = calculate_max_window(*input->info(), Steps(num_elems_processed_per_iteration)); |
| 57 | AccessWindowHorizontal output_access(output->info(), 0, num_elems_accessed_per_iteration); |
| 58 | |
| 59 | update_window_and_padding(win, |
| 60 | AccessWindowHorizontal(input->info(), 0, num_elems_accessed_per_iteration), |
| 61 | output_access); |
| 62 | |
| 63 | output_access.set_valid_region(win, input->info()->valid_region()); |
| 64 | |
Anthony Barbier | b6eb353 | 2018-08-08 13:20:04 +0100 | [diff] [blame] | 65 | ICLKernel::configure_internal(win); |
Gary Antcliffe | fffbdbc | 2019-05-28 11:40:21 +0100 | [diff] [blame] | 66 | |
| 67 | // Set config_id for enabling LWS tuning |
| 68 | _config_id = kernel_name; |
| 69 | _config_id += "_"; |
| 70 | _config_id += lower_string(string_from_data_type(input->info()->data_type())); |
| 71 | _config_id += "_"; |
| 72 | _config_id += support::cpp11::to_string(input->info()->dimension(0)); |
| 73 | _config_id += "_"; |
| 74 | _config_id += support::cpp11::to_string(input->info()->dimension(1)); |
| 75 | _config_id += "_"; |
| 76 | _config_id += support::cpp11::to_string(output->info()->dimension(0)); |
| 77 | _config_id += "_"; |
| 78 | _config_id += support::cpp11::to_string(output->info()->dimension(1)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 79 | } |
| 80 | |
| 81 | CLIntegralImageVertKernel::CLIntegralImageVertKernel() |
| 82 | : _in_out(nullptr) |
| 83 | { |
| 84 | } |
| 85 | |
| 86 | void CLIntegralImageVertKernel::configure(ICLTensor *in_out) |
| 87 | { |
| 88 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(in_out, 1, DataType::U32); |
| 89 | |
| 90 | _in_out = in_out; |
| 91 | |
| 92 | // Create kernel |
Gary Antcliffe | fffbdbc | 2019-05-28 11:40:21 +0100 | [diff] [blame] | 93 | const std::string kernel_name = std::string("integral_vertical"); |
| 94 | _kernel = static_cast<cl::Kernel>(CLKernelLibrary::get().create_kernel(kernel_name)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 95 | |
| 96 | // Configure kernel window |
| 97 | constexpr unsigned int num_elems_processed_per_iteration_x = 8; |
| 98 | const unsigned int num_elems_processed_per_iteration_y = in_out->info()->dimension(Window::DimY); |
| 99 | |
| 100 | Window win = calculate_max_window(*in_out->info(), Steps(num_elems_processed_per_iteration_x, num_elems_processed_per_iteration_y)); |
| 101 | |
| 102 | AccessWindowRectangle in_out_access(in_out->info(), 0, 0, num_elems_processed_per_iteration_x, num_elems_processed_per_iteration_y); |
| 103 | |
| 104 | update_window_and_padding(win, in_out_access); |
| 105 | |
| 106 | in_out_access.set_valid_region(win, in_out->info()->valid_region()); |
| 107 | |
Anthony Barbier | b6eb353 | 2018-08-08 13:20:04 +0100 | [diff] [blame] | 108 | ICLKernel::configure_internal(win); |
Gary Antcliffe | fffbdbc | 2019-05-28 11:40:21 +0100 | [diff] [blame] | 109 | |
| 110 | // Set config_id for enabling LWS tuning |
| 111 | _config_id = kernel_name; |
| 112 | _config_id += "_"; |
| 113 | _config_id += lower_string(string_from_data_type(in_out->info()->data_type())); |
| 114 | _config_id += "_"; |
| 115 | _config_id += support::cpp11::to_string(in_out->info()->dimension(0)); |
| 116 | _config_id += "_"; |
| 117 | _config_id += support::cpp11::to_string(in_out->info()->dimension(1)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 118 | } |
| 119 | |
| 120 | void CLIntegralImageVertKernel::run(const Window &window, cl::CommandQueue &queue) |
| 121 | { |
| 122 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 123 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); |
| 124 | |
| 125 | const size_t height = _in_out->info()->dimension(1); |
| 126 | |
| 127 | Window slice = window.first_slice_window_2D(); |
| 128 | |
| 129 | do |
| 130 | { |
| 131 | unsigned int idx = 0; |
| 132 | add_2D_tensor_argument(idx, _in_out, slice); |
| 133 | _kernel.setArg<cl_uint>(idx++, height); |
Michele Di Giorgio | 6b9f388 | 2019-07-01 16:37:04 +0100 | [diff] [blame] | 134 | enqueue(queue, *this, slice, lws_hint()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 135 | } |
| 136 | while(window.slide_window_slice_2D(slice)); |
| 137 | } |