Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 2 | * Copyright (c) 2016-2018 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 | */ |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 24 | #include "arm_compute/core/NEON/kernels/NEDepthConvertLayerKernel.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 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/NEON/NEFixedPoint.h" |
| 30 | #include "arm_compute/core/TensorInfo.h" |
| 31 | #include "arm_compute/core/Validate.h" |
| 32 | |
| 33 | #include <arm_neon.h> |
| 34 | |
| 35 | using namespace arm_compute; |
| 36 | |
| 37 | namespace arm_compute |
| 38 | { |
| 39 | class Coordinates; |
| 40 | } // namespace arm_compute |
| 41 | |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 42 | NEDepthConvertLayerKernel::NEDepthConvertLayerKernel() |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 43 | : _input(nullptr), _output(nullptr), _policy(), _shift(0) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 44 | { |
| 45 | } |
| 46 | |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 47 | void NEDepthConvertLayerKernel::configure(ITensor *input, ITensor *output, ConvertPolicy policy, uint32_t shift) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 48 | { |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 49 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8, DataType::S16, DataType::U16); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 50 | |
| 51 | _input = input; |
| 52 | _output = input; |
| 53 | _policy = policy; |
| 54 | _shift = shift; |
| 55 | |
| 56 | if(output != nullptr) |
| 57 | { |
| 58 | // Auto initialize output shape if not initialized (We can only auto-configure the shape, datatype must be given) |
| 59 | set_shape_if_empty(*output->info(), input->info()->tensor_shape()); |
| 60 | |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 61 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8, DataType::S16, DataType::U16, DataType::U32, DataType::S32, DataType::F32); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 62 | ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(input, output); |
| 63 | |
| 64 | // Set output |
| 65 | _output = output; |
| 66 | } |
| 67 | |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 68 | ARM_COMPUTE_ERROR_ON(shift >= 8); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 69 | ARM_COMPUTE_ERROR_ON(input == output && (data_size_from_type(input->info()->data_type()) != data_size_from_type(output->info()->data_type()))); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 70 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 71 | ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::U8 && (output->info()->data_type() != DataType::S16 && output->info()->data_type() != DataType::U16 |
| 72 | && output->info()->data_type() != DataType::S32), |
| 73 | "Only data_types supported [in] U8 -> [out] U16, S16, S32"); |
| 74 | |
| 75 | ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::U16 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::U32), |
| 76 | "Only data_types supported [in] U16 -> [out] U8, U32"); |
| 77 | |
| 78 | ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::S16 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::S32), |
| 79 | "Only data_types supported [in] S16 -> [out] U8, S32"); |
| 80 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 81 | constexpr unsigned int num_elems_processed_per_iteration = 16; |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 82 | |
| 83 | // Configure kernel window |
| 84 | Window win = calculate_max_window(*input->info(), Steps(num_elems_processed_per_iteration)); |
| 85 | |
| 86 | AccessWindowHorizontal input_access(input->info(), 0, num_elems_processed_per_iteration); |
| 87 | if(output != nullptr) |
| 88 | { |
| 89 | AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration); |
| 90 | update_window_and_padding(win, input_access, output_access); |
| 91 | output_access.set_valid_region(win, input->info()->valid_region()); |
| 92 | } |
| 93 | else |
| 94 | { |
| 95 | // In-place computation |
| 96 | update_window_and_padding(win, input_access); |
| 97 | } |
| 98 | ICPPKernel::configure(win); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 99 | } |
| 100 | |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 101 | void NEDepthConvertLayerKernel::run(const Window &window, const ThreadInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 102 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 103 | ARM_COMPUTE_UNUSED(info); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 104 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 105 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 106 | ARM_COMPUTE_ERROR_ON(nullptr == _input); |
| 107 | ARM_COMPUTE_ERROR_ON(nullptr == _output); |
| 108 | ARM_COMPUTE_ERROR_ON(_input == _output); |
| 109 | |
| 110 | Iterator input(_input, window); |
| 111 | Iterator output(_output, window); |
| 112 | |
| 113 | switch(_input->info()->data_type()) |
| 114 | { |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 115 | case DataType::U8: |
| 116 | { |
| 117 | const int16x8_t b = vdupq_n_s16(_shift); |
| 118 | |
| 119 | switch(_output->info()->data_type()) |
| 120 | { |
| 121 | case DataType::S16: |
| 122 | { |
| 123 | /* Up-conversion U8 -> S16 */ |
| 124 | execute_window_loop(window, [&](const Coordinates & id) |
| 125 | { |
| 126 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 127 | |
| 128 | const int16x8x2_t texels = |
| 129 | { |
| 130 | { |
| 131 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), b), |
| 132 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))), b) |
| 133 | } |
| 134 | }; |
| 135 | |
| 136 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), texels.val[0]); |
| 137 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, texels.val[1]); |
| 138 | }, |
| 139 | input, output); |
| 140 | break; |
| 141 | } |
| 142 | case DataType::S32: |
| 143 | { |
| 144 | /* Up-conversion U8 -> S32 */ |
| 145 | execute_window_loop(window, [&](const Coordinates & id) |
| 146 | { |
| 147 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 148 | |
| 149 | const int16x8x2_t texels = |
| 150 | { |
| 151 | { |
| 152 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), b), |
| 153 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))), b) |
| 154 | } |
| 155 | }; |
| 156 | |
| 157 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()), vmovl_s16(vget_low_s16(texels.val[0]))); |
| 158 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 4, vmovl_s16(vget_high_s16(texels.val[0]))); |
| 159 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 8, vmovl_s16(vget_low_s16(texels.val[1]))); |
| 160 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 12, vmovl_s16(vget_high_s16(texels.val[1]))); |
| 161 | }, |
| 162 | input, output); |
| 163 | break; |
| 164 | } |
| 165 | case DataType::U16: |
| 166 | { |
| 167 | /* Up-conversion U8 -> U16 */ |
| 168 | execute_window_loop(window, [&](const Coordinates & id) |
| 169 | { |
| 170 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 171 | |
| 172 | const uint16x8x2_t texels = |
| 173 | { |
| 174 | { |
| 175 | vshlq_u16(vmovl_u8(vget_low_u8(texels_u8)), b), |
| 176 | vshlq_u16(vmovl_u8(vget_high_u8(texels_u8)), b) |
| 177 | } |
| 178 | }; |
| 179 | |
| 180 | vst1q_u16(reinterpret_cast<uint16_t *>(output.ptr()), texels.val[0]); |
| 181 | vst1q_u16(reinterpret_cast<uint16_t *>(output.ptr()) + 8, texels.val[1]); |
| 182 | }, |
| 183 | input, output); |
| 184 | break; |
| 185 | } |
| 186 | default: |
| 187 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 188 | } |
| 189 | break; |
| 190 | } |
| 191 | case DataType::S16: |
| 192 | { |
| 193 | switch(_output->info()->data_type()) |
| 194 | { |
| 195 | case DataType::U8: |
| 196 | { |
| 197 | const int16x8_t b = vdupq_n_s16(-static_cast<int16_t>(_shift)); |
| 198 | |
| 199 | /* Down-conversion S16 -> U8 */ |
| 200 | if(ConvertPolicy::SATURATE == _policy) |
| 201 | { |
| 202 | execute_window_loop(window, [&](const Coordinates & id) |
| 203 | { |
| 204 | const int16x8x2_t texels = |
| 205 | { |
| 206 | { |
| 207 | vqshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), b), |
| 208 | vqshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8), b) |
| 209 | } |
| 210 | }; |
| 211 | |
| 212 | vst1q_u8(output.ptr(), vcombine_u8(vqmovun_s16(texels.val[0]), vqmovun_s16(texels.val[1]))); |
| 213 | }, |
| 214 | input, output); |
| 215 | } |
| 216 | else |
| 217 | { |
| 218 | execute_window_loop(window, [&](const Coordinates & id) |
| 219 | { |
| 220 | const int16x8x2_t texels = |
| 221 | { |
| 222 | { |
| 223 | vshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), b), |
| 224 | vshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8), b) |
| 225 | } |
| 226 | }; |
| 227 | |
| 228 | vst1q_u8(output.ptr(), vcombine_u8(vmovn_u16(vreinterpretq_u16_s16(texels.val[0])), |
| 229 | vmovn_u16(vreinterpretq_u16_s16(texels.val[1])))); |
| 230 | }, |
| 231 | input, output); |
| 232 | } |
| 233 | break; |
| 234 | } |
| 235 | case DataType::S32: |
| 236 | { |
| 237 | const int32x4_t b = vdupq_n_s32(_shift); |
| 238 | |
| 239 | /* Up-conversion S16 -> S32 */ |
| 240 | execute_window_loop(window, [&](const Coordinates & id) |
| 241 | { |
| 242 | const int16x8x2_t texels = |
| 243 | { |
| 244 | { |
| 245 | vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), |
| 246 | vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8) |
| 247 | } |
| 248 | }; |
| 249 | |
| 250 | const int32x4x4_t texels_s32 = |
| 251 | { |
| 252 | { |
| 253 | vshlq_s32(vmovl_s16(vget_low_s16(texels.val[0])), b), |
| 254 | vshlq_s32(vmovl_s16(vget_high_s16(texels.val[0])), b), |
| 255 | vshlq_s32(vmovl_s16(vget_low_s16(texels.val[1])), b), |
| 256 | vshlq_s32(vmovl_s16(vget_high_s16(texels.val[1])), b) |
| 257 | } |
| 258 | }; |
| 259 | |
| 260 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()), texels_s32.val[0]); |
| 261 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 4, texels_s32.val[1]); |
| 262 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 8, texels_s32.val[2]); |
| 263 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 12, texels_s32.val[3]); |
| 264 | }, |
| 265 | input, output); |
| 266 | break; |
| 267 | } |
| 268 | default: |
| 269 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 270 | } |
| 271 | break; |
| 272 | } |
| 273 | case DataType::U16: |
| 274 | { |
| 275 | switch(_output->info()->data_type()) |
| 276 | { |
| 277 | case DataType::U8: |
| 278 | { |
| 279 | const int16x8_t b = vdupq_n_s16(-static_cast<int16_t>(_shift)); |
| 280 | |
| 281 | /* Down-conversion U16 -> U8 */ |
| 282 | if(ConvertPolicy::SATURATE == _policy) |
| 283 | { |
| 284 | execute_window_loop(window, [&](const Coordinates & id) |
| 285 | { |
| 286 | const uint16x8x2_t texels = |
| 287 | { |
| 288 | { |
| 289 | vqshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), b), |
| 290 | vqshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8), b) |
| 291 | } |
| 292 | }; |
| 293 | |
| 294 | vst1q_u8(output.ptr(), vcombine_u8(vqmovn_u16(texels.val[0]), vqmovn_u16(texels.val[1]))); |
| 295 | }, |
| 296 | input, output); |
| 297 | } |
| 298 | else |
| 299 | { |
| 300 | execute_window_loop(window, [&](const Coordinates & id) |
| 301 | { |
| 302 | const uint16x8x2_t texels = |
| 303 | { |
| 304 | { |
| 305 | vshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), b), |
| 306 | vshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8), b) |
| 307 | } |
| 308 | }; |
| 309 | |
| 310 | vst1q_u8(output.ptr(), vcombine_u8(vmovn_u16(texels.val[0]), vmovn_u16(texels.val[1]))); |
| 311 | }, |
| 312 | input, output); |
| 313 | } |
| 314 | break; |
| 315 | } |
| 316 | case DataType::U32: |
| 317 | { |
| 318 | const int32x4_t b = vdupq_n_s32(_shift); |
| 319 | |
| 320 | /* Up-conversion U16 -> U32 */ |
| 321 | execute_window_loop(window, [&](const Coordinates & id) |
| 322 | { |
| 323 | const uint16x8x2_t texels = |
| 324 | { |
| 325 | { |
| 326 | vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), |
| 327 | vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8) |
| 328 | } |
| 329 | }; |
| 330 | |
| 331 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()), vshlq_u32(vmovl_u16(vget_low_u16(texels.val[0])), b)); |
| 332 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 4, vshlq_u32(vmovl_u16(vget_high_u16(texels.val[0])), b)); |
| 333 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 8, vshlq_u32(vmovl_u16(vget_low_u16(texels.val[1])), b)); |
| 334 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 12, vshlq_u32(vmovl_u16(vget_high_u16(texels.val[1])), b)); |
| 335 | }, |
| 336 | input, output); |
| 337 | break; |
| 338 | } |
| 339 | default: |
| 340 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 341 | } |
| 342 | break; |
| 343 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 344 | default: |
| 345 | ARM_COMPUTE_ERROR("Not supported"); |
| 346 | } |
| 347 | } |