Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +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/NEON/kernels/NEThresholdKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/core/Helpers.h" |
| 28 | #include "arm_compute/core/ITensor.h" |
| 29 | #include "arm_compute/core/Validate.h" |
| 30 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 31 | #include "arm_compute/core/NEON/wrapper/wrapper.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 32 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 33 | namespace arm_compute |
| 34 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 35 | namespace |
| 36 | { |
| 37 | Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output, const ThresholdKernelInfo &info) |
| 38 | { |
| 39 | ARM_COMPUTE_UNUSED(info); |
| 40 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); |
| 41 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8); |
| 42 | |
| 43 | // Checks performed when output is configured |
| 44 | if((output != nullptr) && (output->total_size() != 0)) |
| 45 | { |
| 46 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output); |
| 47 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); |
| 48 | } |
| 49 | |
| 50 | return Status{}; |
| 51 | } |
| 52 | |
| 53 | std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output) |
| 54 | { |
| 55 | // Configure kernel window |
| 56 | Window win = calculate_max_window(*input, Steps()); |
| 57 | |
| 58 | // Output auto inizialitation if not yet initialized |
| 59 | auto_init_if_empty(*output, *input->clone()); |
| 60 | |
| 61 | // NEThresholdKernel doesn't need padding so update_window_and_padding() can be skipped |
| 62 | Coordinates coord; |
| 63 | coord.set_num_dimensions(output->num_dimensions()); |
| 64 | output->set_valid_region(ValidRegion(coord, output->tensor_shape())); |
| 65 | |
| 66 | return std::make_pair(Status{}, win); |
| 67 | } |
| 68 | } // namespace |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 69 | |
| 70 | NEThresholdKernel::NEThresholdKernel() |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 71 | : _func(nullptr), _input(nullptr), _output(nullptr), _info() |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 72 | { |
| 73 | } |
| 74 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 75 | void NEThresholdKernel::configure(const ITensor *input, ITensor *output, const ThresholdKernelInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 76 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 77 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
| 78 | ARM_COMPUTE_ERROR_THROW_ON(validate(input->info(), output->info(), info)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 79 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 80 | _input = input; |
| 81 | _output = output; |
| 82 | _info = info; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 83 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 84 | switch(_info.type) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 85 | { |
| 86 | case ThresholdType::BINARY: |
| 87 | _func = &NEThresholdKernel::run_binary; |
| 88 | break; |
| 89 | case ThresholdType::RANGE: |
| 90 | _func = &NEThresholdKernel::run_range; |
| 91 | break; |
| 92 | default: |
| 93 | ARM_COMPUTE_ERROR("Thresholding type not recognized"); |
| 94 | break; |
| 95 | } |
| 96 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 97 | // Configure kernel window |
| 98 | auto win_config = validate_and_configure_window(input->info(), output->info()); |
| 99 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| 100 | ICPPKernel::configure(win_config.second); |
| 101 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 102 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 103 | Status NEThresholdKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const ThresholdKernelInfo &info) |
| 104 | { |
| 105 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output, info)); |
| 106 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get()).first); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 107 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 108 | return Status{}; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | inline void NEThresholdKernel::run_binary(const Window &window) |
| 112 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 113 | /** NEON vector tag type. */ |
| 114 | using Type = uint8_t; |
| 115 | using ExactTagType = typename wrapper::traits::neon_bitvector_tag_t<Type, wrapper::traits::BitWidth::W128>; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 116 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 117 | const int window_step_x = 16 / sizeof(Type); |
| 118 | const auto window_start_x = static_cast<int>(window.x().start()); |
| 119 | const auto window_end_x = static_cast<int>(window.x().end()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 120 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 121 | Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); |
| 122 | win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| 123 | |
| 124 | const uint8_t threshold = _info.threshold; |
| 125 | const uint8_t true_value = _info.true_value; |
| 126 | const uint8_t false_value = _info.false_value; |
| 127 | |
| 128 | const auto vthreshold = wrapper::vdup_n(threshold, ExactTagType{}); |
| 129 | const auto vtrue_value = wrapper::vdup_n(true_value, ExactTagType{}); |
| 130 | const auto vfalse_value = wrapper::vdup_n(false_value, ExactTagType{}); |
| 131 | |
| 132 | Iterator input(_input, win_collapsed); |
| 133 | Iterator output(_output, win_collapsed); |
| 134 | |
| 135 | execute_window_loop(win_collapsed, [&](const Coordinates &) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 136 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 137 | const auto input_ptr = reinterpret_cast<const Type *>(input.ptr()); |
| 138 | const auto output_ptr = reinterpret_cast<Type *>(output.ptr()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 139 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 140 | int x = window_start_x; |
| 141 | for(; x <= (window_end_x - window_step_x); x += window_step_x) |
| 142 | { |
| 143 | const auto vdata = wrapper::vloadq(input_ptr + x); |
| 144 | const auto vmask = wrapper::vcgt(vdata, vthreshold); |
| 145 | wrapper::vstore(output_ptr + x, wrapper::vbsl(vmask, vtrue_value, vfalse_value)); |
| 146 | } |
| 147 | |
| 148 | for(; x < window_end_x; ++x) |
| 149 | { |
| 150 | const Type data = *(reinterpret_cast<const Type *>(input_ptr + x)); |
| 151 | *(output_ptr + x) = (data > threshold) ? true_value : false_value; |
| 152 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 153 | }, |
| 154 | input, output); |
| 155 | } |
| 156 | |
| 157 | inline void NEThresholdKernel::run_range(const Window &window) |
| 158 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 159 | /** NEON vector tag type. */ |
| 160 | using Type = uint8_t; |
| 161 | using ExactTagType = typename wrapper::traits::neon_bitvector_tag_t<Type, wrapper::traits::BitWidth::W128>; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 162 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 163 | const int window_step_x = 16 / sizeof(Type); |
| 164 | const auto window_start_x = static_cast<int>(window.x().start()); |
| 165 | const auto window_end_x = static_cast<int>(window.x().end()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 166 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 167 | Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); |
| 168 | win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| 169 | |
| 170 | const uint8_t lower_threshold = _info.threshold; |
| 171 | const uint8_t upper_threshold = _info.upper; |
| 172 | const uint8_t true_value = _info.true_value; |
| 173 | const uint8_t false_value = _info.false_value; |
| 174 | |
| 175 | const auto vlower_threshold = wrapper::vdup_n(lower_threshold, ExactTagType{}); |
| 176 | const auto vupper_threshold = wrapper::vdup_n(upper_threshold, ExactTagType{}); |
| 177 | const auto vtrue_value = wrapper::vdup_n(true_value, ExactTagType{}); |
| 178 | const auto vfalse_value = wrapper::vdup_n(false_value, ExactTagType{}); |
| 179 | |
| 180 | Iterator input(_input, win_collapsed); |
| 181 | Iterator output(_output, win_collapsed); |
| 182 | |
| 183 | execute_window_loop(win_collapsed, [&](const Coordinates &) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 184 | { |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 185 | const auto input_ptr = reinterpret_cast<const Type *>(input.ptr()); |
| 186 | const auto output_ptr = reinterpret_cast<Type *>(output.ptr()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 187 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 188 | int x = window_start_x; |
| 189 | for(; x <= (window_end_x - window_step_x); x += window_step_x) |
| 190 | { |
| 191 | const auto vdata = wrapper::vloadq(input_ptr + x); |
| 192 | auto vmask = wrapper::vcle(vdata, vupper_threshold); |
| 193 | vmask = wrapper::vand(wrapper::vcge(vdata, vlower_threshold), vmask); |
| 194 | wrapper::vstore(output_ptr + x, wrapper::vbsl(vmask, vtrue_value, vfalse_value)); |
| 195 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 196 | |
Georgios Pinitas | 25ef721 | 2020-06-02 23:00:41 +0100 | [diff] [blame] | 197 | for(; x < window_end_x; ++x) |
| 198 | { |
| 199 | const Type data = *(reinterpret_cast<const Type *>(input_ptr + x)); |
| 200 | *(output_ptr + x) = (data <= upper_threshold && data >= lower_threshold) ? true_value : false_value; |
| 201 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 202 | }, |
| 203 | input, output); |
| 204 | } |
| 205 | |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 206 | void NEThresholdKernel::run(const Window &window, const ThreadInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 207 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 208 | ARM_COMPUTE_UNUSED(info); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 209 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 210 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); |
| 211 | ARM_COMPUTE_ERROR_ON(_func == nullptr); |
| 212 | |
| 213 | (this->*_func)(window); |
| 214 | } |
Michele Di Giorgio | 4646d2e | 2019-06-19 12:28:47 +0100 | [diff] [blame] | 215 | } // namespace arm_compute |