Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 1 | // Copyright 2019 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include <gtest/gtest.h> |
| 9 | |
| 10 | #include <algorithm> |
| 11 | #include <cassert> |
| 12 | #include <cstddef> |
| 13 | #include <cstdlib> |
| 14 | #include <functional> |
| 15 | #include <random> |
| 16 | #include <vector> |
| 17 | |
Frank Barchard | 9c1a735 | 2020-06-04 20:15:01 -0700 | [diff] [blame] | 18 | #include <fp16.h> |
| 19 | |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 20 | #include <xnnpack.h> |
| 21 | #include <xnnpack/params-init.h> |
| 22 | #include <xnnpack/params.h> |
| 23 | |
| 24 | |
| 25 | class VBinOpMicrokernelTester { |
| 26 | public: |
| 27 | enum class OpType { |
| 28 | Add, |
Marat Dukhan | 77ca630 | 2019-12-06 12:48:15 -0800 | [diff] [blame] | 29 | Div, |
Marat Dukhan | 403b7d4 | 2019-12-05 12:49:11 -0800 | [diff] [blame] | 30 | Max, |
| 31 | Min, |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 32 | Mul, |
| 33 | Sub, |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 34 | SqrDiff, |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 35 | }; |
| 36 | |
| 37 | enum class Variant { |
| 38 | Native, |
| 39 | Scalar, |
| 40 | }; |
| 41 | |
| 42 | inline VBinOpMicrokernelTester& batch_size(size_t batch_size) { |
| 43 | assert(batch_size != 0); |
| 44 | this->batch_size_ = batch_size; |
| 45 | return *this; |
| 46 | } |
| 47 | |
| 48 | inline size_t batch_size() const { |
| 49 | return this->batch_size_; |
| 50 | } |
| 51 | |
| 52 | inline VBinOpMicrokernelTester& inplace_a(bool inplace_a) { |
| 53 | this->inplace_a_ = inplace_a; |
| 54 | return *this; |
| 55 | } |
| 56 | |
| 57 | inline bool inplace_a() const { |
| 58 | return this->inplace_a_; |
| 59 | } |
| 60 | |
| 61 | inline VBinOpMicrokernelTester& inplace_b(bool inplace_b) { |
| 62 | this->inplace_b_ = inplace_b; |
| 63 | return *this; |
| 64 | } |
| 65 | |
| 66 | inline bool inplace_b() const { |
| 67 | return this->inplace_b_; |
| 68 | } |
| 69 | |
| 70 | inline VBinOpMicrokernelTester& qmin(uint8_t qmin) { |
| 71 | this->qmin_ = qmin; |
| 72 | return *this; |
| 73 | } |
| 74 | |
| 75 | inline uint8_t qmin() const { |
| 76 | return this->qmin_; |
| 77 | } |
| 78 | |
| 79 | inline VBinOpMicrokernelTester& qmax(uint8_t qmax) { |
| 80 | this->qmax_ = qmax; |
| 81 | return *this; |
| 82 | } |
| 83 | |
| 84 | inline uint8_t qmax() const { |
| 85 | return this->qmax_; |
| 86 | } |
| 87 | |
| 88 | inline VBinOpMicrokernelTester& iterations(size_t iterations) { |
| 89 | this->iterations_ = iterations; |
| 90 | return *this; |
| 91 | } |
| 92 | |
| 93 | inline size_t iterations() const { |
| 94 | return this->iterations_; |
| 95 | } |
| 96 | |
Frank Barchard | bf31e3f | 2020-05-12 14:00:07 -0700 | [diff] [blame] | 97 | void Test(xnn_f16_vbinary_ukernel_function vbinary, OpType op_type) const { |
Frank Barchard | d793f6c | 2020-05-08 13:37:43 -0700 | [diff] [blame] | 98 | std::random_device random_device; |
| 99 | auto rng = std::mt19937(random_device()); |
| 100 | auto f32rng = std::bind(std::uniform_real_distribution<float>(0.01f, 1.0f), rng); |
| 101 | auto f16rng = std::bind(fp16_ieee_from_fp32_value, f32rng); |
| 102 | |
| 103 | std::vector<uint16_t> a(batch_size() + XNN_EXTRA_BYTES / sizeof(uint16_t)); |
| 104 | std::vector<uint16_t> b(batch_size() + XNN_EXTRA_BYTES / sizeof(uint16_t)); |
| 105 | std::vector<uint16_t> y(batch_size() + (inplace_a() || inplace_b() ? XNN_EXTRA_BYTES / sizeof(uint16_t) : 0)); |
| 106 | std::vector<float> y_ref(batch_size()); |
| 107 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 108 | std::generate(a.begin(), a.end(), std::ref(f16rng)); |
| 109 | std::generate(b.begin(), b.end(), std::ref(f16rng)); |
| 110 | if (inplace_a() || inplace_b()) { |
| 111 | std::generate(y.begin(), y.end(), std::ref(f16rng)); |
| 112 | } else { |
| 113 | std::fill(y.begin(), y.end(), nanf("")); |
| 114 | } |
| 115 | const uint16_t* a_data = inplace_a() ? y.data() : a.data(); |
| 116 | const uint16_t* b_data = inplace_b() ? y.data() : b.data(); |
| 117 | |
| 118 | // Compute reference results. |
| 119 | for (size_t i = 0; i < batch_size(); i++) { |
| 120 | switch (op_type) { |
| 121 | case OpType::Add: |
| 122 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) + fp16_ieee_to_fp32_value(b_data[i]); |
| 123 | break; |
| 124 | case OpType::Div: |
| 125 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) / fp16_ieee_to_fp32_value(b_data[i]); |
| 126 | break; |
| 127 | case OpType::Max: |
| 128 | y_ref[i] = std::max<float>(fp16_ieee_to_fp32_value(a_data[i]), fp16_ieee_to_fp32_value(b_data[i])); |
| 129 | break; |
| 130 | case OpType::Min: |
| 131 | y_ref[i] = std::min<float>(fp16_ieee_to_fp32_value(a_data[i]), fp16_ieee_to_fp32_value(b_data[i])); |
| 132 | break; |
| 133 | case OpType::Mul: |
| 134 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) * fp16_ieee_to_fp32_value(b_data[i]); |
| 135 | break; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 136 | case OpType::SqrDiff: |
| 137 | { |
| 138 | const float diff = fp16_ieee_to_fp32_value(a_data[i]) - fp16_ieee_to_fp32_value(b_data[i]); |
| 139 | y_ref[i] = diff * diff; |
| 140 | break; |
| 141 | } |
Frank Barchard | d793f6c | 2020-05-08 13:37:43 -0700 | [diff] [blame] | 142 | case OpType::Sub: |
| 143 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) - fp16_ieee_to_fp32_value(b_data[i]); |
| 144 | break; |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | // Call optimized micro-kernel. |
| 149 | vbinary(batch_size() * sizeof(uint16_t), a_data, b_data, y.data(), nullptr); |
| 150 | |
| 151 | // Verify results. |
| 152 | for (size_t i = 0; i < batch_size(); i++) { |
| 153 | ASSERT_NEAR(fp16_ieee_to_fp32_value(y[i]), y_ref[i], std::abs(y_ref[i]) * 1.0e-2f) |
| 154 | << "at " << i << " / " << batch_size(); |
| 155 | } |
| 156 | } |
| 157 | } |
| 158 | |
Frank Barchard | bf31e3f | 2020-05-12 14:00:07 -0700 | [diff] [blame] | 159 | void Test(xnn_f16_vbinary_minmax_ukernel_function vbinary_minmax, OpType op_type) const { |
Frank Barchard | d793f6c | 2020-05-08 13:37:43 -0700 | [diff] [blame] | 160 | std::random_device random_device; |
| 161 | auto rng = std::mt19937(random_device()); |
| 162 | auto f32rng = std::bind(std::uniform_real_distribution<float>(0.01f, 1.0f), rng); |
| 163 | auto f16rng = std::bind(fp16_ieee_from_fp32_value, f32rng); |
| 164 | |
| 165 | std::vector<uint16_t> a(batch_size() + XNN_EXTRA_BYTES / sizeof(uint16_t)); |
| 166 | std::vector<uint16_t> b(batch_size() + XNN_EXTRA_BYTES / sizeof(uint16_t)); |
| 167 | std::vector<uint16_t> y(batch_size() + (inplace_a() || inplace_b() ? XNN_EXTRA_BYTES / sizeof(uint16_t) : 0)); |
| 168 | std::vector<float> y_ref(batch_size()); |
| 169 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 170 | std::generate(a.begin(), a.end(), std::ref(f16rng)); |
| 171 | std::generate(b.begin(), b.end(), std::ref(f16rng)); |
| 172 | if (inplace_a() || inplace_b()) { |
| 173 | std::generate(y.begin(), y.end(), std::ref(f16rng)); |
| 174 | } else { |
| 175 | std::fill(y.begin(), y.end(), nanf("")); |
| 176 | } |
| 177 | const uint16_t* a_data = inplace_a() ? y.data() : a.data(); |
| 178 | const uint16_t* b_data = inplace_b() ? y.data() : b.data(); |
| 179 | |
| 180 | // Compute reference results. |
| 181 | for (size_t i = 0; i < batch_size(); i++) { |
| 182 | switch (op_type) { |
| 183 | case OpType::Add: |
| 184 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) + fp16_ieee_to_fp32_value(b_data[i]); |
| 185 | break; |
| 186 | case OpType::Div: |
| 187 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) / fp16_ieee_to_fp32_value(b_data[i]); |
| 188 | break; |
| 189 | case OpType::Max: |
| 190 | y_ref[i] = std::max<float>(fp16_ieee_to_fp32_value(a_data[i]), fp16_ieee_to_fp32_value(b_data[i])); |
| 191 | break; |
| 192 | case OpType::Min: |
| 193 | y_ref[i] = std::min<float>(fp16_ieee_to_fp32_value(a_data[i]), fp16_ieee_to_fp32_value(b_data[i])); |
| 194 | break; |
| 195 | case OpType::Mul: |
| 196 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) * fp16_ieee_to_fp32_value(b_data[i]); |
| 197 | break; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 198 | case OpType::SqrDiff: |
| 199 | { |
| 200 | const float diff = fp16_ieee_to_fp32_value(a_data[i]) - fp16_ieee_to_fp32_value(b_data[i]); |
| 201 | y_ref[i] = diff * diff; |
| 202 | break; |
| 203 | } |
Frank Barchard | d793f6c | 2020-05-08 13:37:43 -0700 | [diff] [blame] | 204 | case OpType::Sub: |
| 205 | y_ref[i] = fp16_ieee_to_fp32_value(a_data[i]) - fp16_ieee_to_fp32_value(b_data[i]); |
| 206 | break; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | const float accumulated_min = *std::min_element(y_ref.cbegin(), y_ref.cend()); |
| 211 | const float accumulated_max = *std::max_element(y_ref.cbegin(), y_ref.cend()); |
| 212 | const float accumulated_range = accumulated_max - accumulated_min; |
| 213 | const float y_max = fp16_ieee_to_fp32_value(fp16_ieee_from_fp32_value(accumulated_range > 0.0f ? |
| 214 | (accumulated_max - accumulated_range / 255.0f * float(255 - qmax())) : |
| 215 | +std::numeric_limits<float>::infinity())); |
| 216 | const float y_min = fp16_ieee_to_fp32_value(fp16_ieee_from_fp32_value(accumulated_range > 0.0f ? |
| 217 | (accumulated_min + accumulated_range / 255.0f * float(qmin())) : |
| 218 | -std::numeric_limits<float>::infinity())); |
| 219 | for (size_t i = 0; i < batch_size(); i++) { |
| 220 | y_ref[i] = std::max<float>(std::min<float>(y_ref[i], y_max), y_min); |
| 221 | } |
| 222 | |
Frank Barchard | 9f3a843 | 2020-06-02 13:59:35 -0700 | [diff] [blame] | 223 | // Prepare parameters. |
Frank Barchard | bf31e3f | 2020-05-12 14:00:07 -0700 | [diff] [blame] | 224 | xnn_f16_minmax_params params = xnn_init_f16_minmax_params( |
Frank Barchard | d793f6c | 2020-05-08 13:37:43 -0700 | [diff] [blame] | 225 | fp16_ieee_from_fp32_value(y_min), |
| 226 | fp16_ieee_from_fp32_value(y_max)); |
| 227 | |
| 228 | // Call optimized micro-kernel. |
| 229 | vbinary_minmax(batch_size() * sizeof(uint16_t), a_data, b_data, y.data(), ¶ms); |
| 230 | |
| 231 | // Verify results. |
| 232 | for (size_t i = 0; i < batch_size(); i++) { |
| 233 | ASSERT_NEAR(fp16_ieee_to_fp32_value(y[i]), y_ref[i], std::abs(y_ref[i]) * 1.0e-2f) |
| 234 | << "at " << i << " / " << batch_size(); |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | |
Marat Dukhan | 1e782c4 | 2019-11-21 17:02:40 -0800 | [diff] [blame] | 239 | void Test(xnn_f32_vbinary_ukernel_function vbinary, OpType op_type, Variant variant = Variant::Native) const { |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 240 | std::random_device random_device; |
| 241 | auto rng = std::mt19937(random_device()); |
Marat Dukhan | 77ca630 | 2019-12-06 12:48:15 -0800 | [diff] [blame] | 242 | auto f32rng = std::bind(std::uniform_real_distribution<float>(0.01f, 1.0f), rng); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 243 | |
| 244 | std::vector<float> a(batch_size() + XNN_EXTRA_BYTES / sizeof(float)); |
| 245 | std::vector<float> b(batch_size() + XNN_EXTRA_BYTES / sizeof(float)); |
| 246 | std::vector<float> y(batch_size() + (inplace_a() || inplace_b() ? XNN_EXTRA_BYTES / sizeof(float) : 0)); |
| 247 | std::vector<float> y_ref(batch_size()); |
| 248 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 249 | std::generate(a.begin(), a.end(), std::ref(f32rng)); |
| 250 | std::generate(b.begin(), b.end(), std::ref(f32rng)); |
| 251 | if (inplace_a() || inplace_b()) { |
| 252 | std::generate(y.begin(), y.end(), std::ref(f32rng)); |
| 253 | } else { |
| 254 | std::fill(y.begin(), y.end(), nanf("")); |
| 255 | } |
| 256 | const float* a_data = inplace_a() ? y.data() : a.data(); |
| 257 | const float* b_data = inplace_b() ? y.data() : b.data(); |
| 258 | |
| 259 | // Compute reference results. |
| 260 | for (size_t i = 0; i < batch_size(); i++) { |
| 261 | switch (op_type) { |
| 262 | case OpType::Add: |
| 263 | y_ref[i] = a_data[i] + b_data[i]; |
| 264 | break; |
Marat Dukhan | 77ca630 | 2019-12-06 12:48:15 -0800 | [diff] [blame] | 265 | case OpType::Div: |
| 266 | y_ref[i] = a_data[i] / b_data[i]; |
| 267 | break; |
Marat Dukhan | 403b7d4 | 2019-12-05 12:49:11 -0800 | [diff] [blame] | 268 | case OpType::Max: |
| 269 | y_ref[i] = std::max<float>(a_data[i], b_data[i]); |
| 270 | break; |
| 271 | case OpType::Min: |
| 272 | y_ref[i] = std::min<float>(a_data[i], b_data[i]); |
| 273 | break; |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 274 | case OpType::Mul: |
| 275 | y_ref[i] = a_data[i] * b_data[i]; |
| 276 | break; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 277 | case OpType::SqrDiff: |
| 278 | { |
| 279 | const float diff = a_data[i] - b_data[i]; |
| 280 | y_ref[i] = diff * diff; |
| 281 | break; |
| 282 | } |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 283 | case OpType::Sub: |
| 284 | y_ref[i] = a_data[i] - b_data[i]; |
| 285 | break; |
| 286 | } |
| 287 | } |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 288 | |
| 289 | // Call optimized micro-kernel. |
| 290 | vbinary(batch_size() * sizeof(float), a_data, b_data, y.data(), nullptr); |
| 291 | |
| 292 | // Verify results. |
| 293 | for (size_t i = 0; i < batch_size(); i++) { |
| 294 | ASSERT_NEAR(y[i], y_ref[i], std::abs(y_ref[i]) * 1.0e-6f) |
| 295 | << "at " << i << " / " << batch_size(); |
| 296 | } |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | void Test(xnn_f32_vbinary_minmax_ukernel_function vbinary_minmax, OpType op_type, Variant variant = Variant::Native) const { |
| 301 | std::random_device random_device; |
| 302 | auto rng = std::mt19937(random_device()); |
| 303 | auto f32rng = std::bind(std::uniform_real_distribution<float>(0.01f, 1.0f), rng); |
| 304 | |
| 305 | std::vector<float> a(batch_size() + XNN_EXTRA_BYTES / sizeof(float)); |
| 306 | std::vector<float> b(batch_size() + XNN_EXTRA_BYTES / sizeof(float)); |
| 307 | std::vector<float> y(batch_size() + (inplace_a() || inplace_b() ? XNN_EXTRA_BYTES / sizeof(float) : 0)); |
| 308 | std::vector<float> y_ref(batch_size()); |
| 309 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 310 | std::generate(a.begin(), a.end(), std::ref(f32rng)); |
| 311 | std::generate(b.begin(), b.end(), std::ref(f32rng)); |
| 312 | if (inplace_a() || inplace_b()) { |
| 313 | std::generate(y.begin(), y.end(), std::ref(f32rng)); |
| 314 | } else { |
| 315 | std::fill(y.begin(), y.end(), nanf("")); |
| 316 | } |
| 317 | const float* a_data = inplace_a() ? y.data() : a.data(); |
| 318 | const float* b_data = inplace_b() ? y.data() : b.data(); |
| 319 | |
| 320 | // Compute reference results. |
| 321 | for (size_t i = 0; i < batch_size(); i++) { |
| 322 | switch (op_type) { |
| 323 | case OpType::Add: |
| 324 | y_ref[i] = a_data[i] + b_data[i]; |
| 325 | break; |
| 326 | case OpType::Div: |
| 327 | y_ref[i] = a_data[i] / b_data[i]; |
| 328 | break; |
| 329 | case OpType::Max: |
| 330 | y_ref[i] = std::max<float>(a_data[i], b_data[i]); |
| 331 | break; |
| 332 | case OpType::Min: |
| 333 | y_ref[i] = std::min<float>(a_data[i], b_data[i]); |
| 334 | break; |
| 335 | case OpType::Mul: |
| 336 | y_ref[i] = a_data[i] * b_data[i]; |
| 337 | break; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 338 | case OpType::SqrDiff: |
| 339 | { |
| 340 | const float diff = a_data[i] - b_data[i]; |
| 341 | y_ref[i] = diff * diff; |
| 342 | break; |
| 343 | } |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 344 | case OpType::Sub: |
| 345 | y_ref[i] = a_data[i] - b_data[i]; |
| 346 | break; |
| 347 | } |
| 348 | } |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 349 | const float accumulated_min = *std::min_element(y_ref.cbegin(), y_ref.cend()); |
| 350 | const float accumulated_max = *std::max_element(y_ref.cbegin(), y_ref.cend()); |
| 351 | const float accumulated_range = accumulated_max - accumulated_min; |
| 352 | const float y_max = accumulated_range > 0.0f ? |
| 353 | (accumulated_max - accumulated_range / 255.0f * float(255 - qmax())) : |
| 354 | +std::numeric_limits<float>::infinity(); |
| 355 | const float y_min = accumulated_range > 0.0f ? |
| 356 | (accumulated_min + accumulated_range / 255.0f * float(qmin())) : |
| 357 | -std::numeric_limits<float>::infinity(); |
| 358 | for (size_t i = 0; i < batch_size(); i++) { |
| 359 | y_ref[i] = std::max<float>(std::min<float>(y_ref[i], y_max), y_min); |
| 360 | } |
| 361 | |
Frank Barchard | 9f3a843 | 2020-06-02 13:59:35 -0700 | [diff] [blame] | 362 | // Prepare parameters. |
Frank Barchard | e70dbeb | 2020-05-01 15:46:41 -0700 | [diff] [blame] | 363 | xnn_f32_minmax_params params = { }; |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 364 | switch (variant) { |
| 365 | case Variant::Native: |
Frank Barchard | e70dbeb | 2020-05-01 15:46:41 -0700 | [diff] [blame] | 366 | params = xnn_init_f32_minmax_params(y_min, y_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 367 | break; |
| 368 | case Variant::Scalar: |
Frank Barchard | e70dbeb | 2020-05-01 15:46:41 -0700 | [diff] [blame] | 369 | params = xnn_init_scalar_f32_minmax_params(y_min, y_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 370 | break; |
| 371 | } |
| 372 | |
| 373 | // Call optimized micro-kernel. |
Frank Barchard | e70dbeb | 2020-05-01 15:46:41 -0700 | [diff] [blame] | 374 | vbinary_minmax(batch_size() * sizeof(float), a_data, b_data, y.data(), ¶ms); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 375 | |
| 376 | // Verify results. |
| 377 | for (size_t i = 0; i < batch_size(); i++) { |
| 378 | ASSERT_NEAR(y[i], y_ref[i], std::abs(y_ref[i]) * 1.0e-6f) |
| 379 | << "at " << i << " / " << batch_size(); |
| 380 | } |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | private: |
| 385 | size_t batch_size_{1}; |
| 386 | bool inplace_a_{false}; |
| 387 | bool inplace_b_{false}; |
| 388 | uint8_t qmin_{0}; |
| 389 | uint8_t qmax_{255}; |
| 390 | size_t iterations_{15}; |
| 391 | }; |