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) 2016-2019 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 "helpers.h" |
| 25 | |
| 26 | #ifndef DATA_TYPE |
| 27 | #define DATA_TYPE short |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 28 | #endif /* DATA_TYPE */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 29 | |
| 30 | #ifndef COMPUTE_TYPE |
| 31 | #define COMPUTE_TYPE int |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 32 | #endif /* COMPUTE_TYPE */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 33 | |
| 34 | #ifndef DATA_TYPE_OUT |
| 35 | #define DATA_TYPE_OUT uchar |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 36 | #endif /* DATA_TYPE_OUT */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 37 | |
| 38 | /** Compute a 1D horizontal convolution of size 7 for 8 bytes assuming the input is made of 1 channel of 1 byte (i.e 8 pixels). |
| 39 | * |
| 40 | * @param[in] left_pixel Pointer to the left pixel |
| 41 | * @param[in] left1_coeff Weight of the most left pixel |
| 42 | * @param[in] left2_coeff Weight of the second left pixel |
| 43 | * @param[in] left3_coeff Weight of the left pixel |
| 44 | * @param[in] middle_coeff Weight of the middle pixel |
| 45 | * @param[in] right1_coeff Weight of the right pixel |
| 46 | * @param[in] right2_coeff Weight of the second right pixel |
| 47 | * @param[in] right3_coeff Weight of the most right pixel |
| 48 | * |
| 49 | * @return a short8 containing 8 convoluted values. |
| 50 | */ |
| 51 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 52 | convolution1x7( |
| 53 | __global const uchar *left_pixel, |
| 54 | const short left1_coeff, |
| 55 | const short left2_coeff, |
| 56 | const short left3_coeff, |
| 57 | const short middle_coeff, |
| 58 | const short right1_coeff, |
| 59 | const short right2_coeff, |
| 60 | const short right3_coeff) |
| 61 | { |
| 62 | uchar16 temp = vload16(0, left_pixel); |
| 63 | |
| 64 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 65 | left1 = CONVERT(temp.s01234567, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 66 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 67 | left2 = CONVERT(temp.s12345678, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 68 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 69 | left3 = CONVERT(temp.s23456789, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 70 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 71 | middle = CONVERT(temp.s3456789a, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 72 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 73 | right1 = CONVERT(temp.s456789ab, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 74 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 75 | right2 = CONVERT(temp.s56789abc, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 76 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 77 | right3 = CONVERT(temp.s6789abcd, VEC_DATA_TYPE(DATA_TYPE, 8)); |
| 78 | |
| 79 | return left1 * (VEC_DATA_TYPE(DATA_TYPE, 8))left1_coeff + left2 * (VEC_DATA_TYPE(DATA_TYPE, 8))left2_coeff + left3 * (VEC_DATA_TYPE(DATA_TYPE, 8))left3_coeff + middle * (VEC_DATA_TYPE(DATA_TYPE, |
| 80 | 8))middle_coeff + right1 * (VEC_DATA_TYPE(DATA_TYPE, 8))right1_coeff + right2 * (VEC_DATA_TYPE(DATA_TYPE, 8))right2_coeff + right3 * (VEC_DATA_TYPE(DATA_TYPE, 8))right3_coeff; |
| 81 | } |
| 82 | |
| 83 | /** Compute a 1D vertical convolution of size 7 for 8 bytes assuming the input is made of 1 channel of 1 byte (i.e 8 pixels). |
| 84 | * |
| 85 | * @param[in] src Pointer to source image. |
| 86 | * @param[in] up1_coeff Weight of the most up pixel |
| 87 | * @param[in] up2_coeff Weight of the second up pixel |
| 88 | * @param[in] up3_coeff Weight of the up pixel |
| 89 | * @param[in] middle_coeff Weight of the middle pixel |
| 90 | * @param[in] down1_coeff Weight of the down pixel |
| 91 | * @param[in] down2_coeff Weight of the second down pixel |
| 92 | * @param[in] down3_coeff Weight of the third down pixel |
| 93 | * |
| 94 | * @return a short8 containing 8 convoluted values. |
| 95 | */ |
| 96 | VEC_DATA_TYPE(COMPUTE_TYPE, 8) |
| 97 | convolution7x1( |
| 98 | Image *src, |
| 99 | const short up1_coeff, |
| 100 | const short up2_coeff, |
| 101 | const short up3_coeff, |
| 102 | const short middle_coeff, |
| 103 | const short down1_coeff, |
| 104 | const short down2_coeff, |
| 105 | const short down3_coeff) |
| 106 | { |
| 107 | VEC_DATA_TYPE(COMPUTE_TYPE, 8) |
| 108 | val; |
| 109 | VEC_DATA_TYPE(COMPUTE_TYPE, 8) |
| 110 | out = (VEC_DATA_TYPE(COMPUTE_TYPE, 8))0; |
| 111 | |
| 112 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, -3)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 113 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))up1_coeff; |
| 114 | |
| 115 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, -2)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 116 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))up2_coeff; |
| 117 | |
| 118 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, -1)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 119 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))up3_coeff; |
| 120 | |
| 121 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, 0)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 122 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))middle_coeff; |
| 123 | |
| 124 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, 1)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 125 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))down1_coeff; |
| 126 | |
| 127 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, 2)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 128 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))down2_coeff; |
| 129 | |
| 130 | val = CONVERT(vload8(0, (__global DATA_TYPE *)offset(src, 0, 3)), VEC_DATA_TYPE(COMPUTE_TYPE, 8)); |
| 131 | out += val * (VEC_DATA_TYPE(COMPUTE_TYPE, 8))down3_coeff; |
| 132 | |
| 133 | return out; |
| 134 | } |
| 135 | |
| 136 | /** Apply a 7x7 convolution matrix to a single channel U8 input image and return the result. |
| 137 | * |
| 138 | * Convolution matrix layout:\n |
| 139 | * [ mat0, mat1, mat2, mat3 , mat4, mat5, mat6 ]\n |
| 140 | * [ mat7, mat8, mat9, mat10, mat11, mat12, mat13 ]\n |
| 141 | * [ mat14, mat15, mat16, mat17, mat18, mat19, mat20 ]\n |
| 142 | * [ mat21, mat22, mat23, mat24, mat25, mat26, mat27 ]\n |
| 143 | * [ mat28, mat29, mat30, mat31, mat32, mat33, mat34 ]\n |
| 144 | * [ mat35, mat36, mat37, mat38, mat39, mat40, mat41 ]\n |
| 145 | * [ mat42, mat43, mat44, mat45, mat46, mat47, mat48 ] |
| 146 | * |
| 147 | * @param[in] src A pointer to source Image structure. |
| 148 | * @param[in] mat0 Coefficient from the convolution matrix |
| 149 | * @param[in] mat1 Coefficient from the convolution matrix |
| 150 | * @param[in] mat2 Coefficient from the convolution matrix |
| 151 | * @param[in] mat3 Coefficient from the convolution matrix |
| 152 | * @param[in] mat4 Coefficient from the convolution matrix |
| 153 | * @param[in] mat5 Coefficient from the convolution matrix |
| 154 | * @param[in] mat6 Coefficient from the convolution matrix |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 155 | * @param[in] mat7 Coefficient from the convolution matrix |
| 156 | * @param[in] mat8 Coefficient from the convolution matrix |
| 157 | * @param[in] mat9 Coefficient from the convolution matrix |
| 158 | * @param[in] mat10 Coefficient from the convolution matrix |
| 159 | * @param[in] mat11 Coefficient from the convolution matrix |
| 160 | * @param[in] mat12 Coefficient from the convolution matrix |
| 161 | * @param[in] mat13 Coefficient from the convolution matrix |
| 162 | * @param[in] mat14 Coefficient from the convolution matrix |
| 163 | * @param[in] mat15 Coefficient from the convolution matrix |
| 164 | * @param[in] mat16 Coefficient from the convolution matrix |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 165 | * @param[in] mat17 Coefficient from the convolution matrix |
| 166 | * @param[in] mat18 Coefficient from the convolution matrix |
| 167 | * @param[in] mat19 Coefficient from the convolution matrix |
| 168 | * @param[in] mat20 Coefficient from the convolution matrix |
| 169 | * @param[in] mat21 Coefficient from the convolution matrix |
| 170 | * @param[in] mat22 Coefficient from the convolution matrix |
| 171 | * @param[in] mat23 Coefficient from the convolution matrix |
| 172 | * @param[in] mat24 Coefficient from the convolution matrix |
| 173 | * @param[in] mat25 Coefficient from the convolution matrix |
| 174 | * @param[in] mat26 Coefficient from the convolution matrix |
| 175 | * @param[in] mat27 Coefficient from the convolution matrix |
| 176 | * @param[in] mat28 Coefficient from the convolution matrix |
| 177 | * @param[in] mat29 Coefficient from the convolution matrix |
| 178 | * @param[in] mat30 Coefficient from the convolution matrix |
| 179 | * @param[in] mat31 Coefficient from the convolution matrix |
| 180 | * @param[in] mat32 Coefficient from the convolution matrix |
| 181 | * @param[in] mat33 Coefficient from the convolution matrix |
| 182 | * @param[in] mat34 Coefficient from the convolution matrix |
| 183 | * @param[in] mat35 Coefficient from the convolution matrix |
| 184 | * @param[in] mat36 Coefficient from the convolution matrix |
| 185 | * @param[in] mat37 Coefficient from the convolution matrix |
| 186 | * @param[in] mat38 Coefficient from the convolution matrix |
| 187 | * @param[in] mat39 Coefficient from the convolution matrix |
| 188 | * @param[in] mat40 Coefficient from the convolution matrix |
| 189 | * @param[in] mat41 Coefficient from the convolution matrix |
| 190 | * @param[in] mat42 Coefficient from the convolution matrix |
| 191 | * @param[in] mat43 Coefficient from the convolution matrix |
| 192 | * @param[in] mat44 Coefficient from the convolution matrix |
| 193 | * @param[in] mat45 Coefficient from the convolution matrix |
| 194 | * @param[in] mat46 Coefficient from the convolution matrix |
| 195 | * @param[in] mat47 Coefficient from the convolution matrix |
| 196 | * @param[in] mat48 Coefficient from the convolution matrix |
| 197 | * @param[in] scale Convolution matrix scale (Sum of the coefficients, or 1 if the sum is 0) |
| 198 | * |
| 199 | */ |
| 200 | short8 convolution7x7( |
| 201 | Image *src, |
| 202 | const short mat0, const short mat1, const short mat2, const short mat3, const short mat4, |
| 203 | const short mat5, const short mat6, const short mat7, const short mat8, const short mat9, |
| 204 | const short mat10, const short mat11, const short mat12, const short mat13, const short mat14, |
| 205 | const short mat15, const short mat16, const short mat17, const short mat18, const short mat19, |
| 206 | const short mat20, const short mat21, const short mat22, const short mat23, const short mat24, |
| 207 | const short mat25, const short mat26, const short mat27, const short mat28, const short mat29, |
| 208 | const short mat30, const short mat31, const short mat32, const short mat33, const short mat34, |
| 209 | const short mat35, const short mat36, const short mat37, const short mat38, const short mat39, |
| 210 | const short mat40, const short mat41, const short mat42, const short mat43, const short mat44, |
| 211 | const short mat45, const short mat46, const short mat47, const short mat48, uint scale) |
| 212 | { |
| 213 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 214 | pixels; |
| 215 | |
| 216 | pixels = convolution1x7(offset(src, -3, -3), mat0, mat1, mat2, mat3, mat4, mat5, mat6); |
| 217 | pixels += convolution1x7(offset(src, -3, -2), mat7, mat8, mat9, mat10, mat11, mat12, mat13); |
| 218 | pixels += convolution1x7(offset(src, -3, -1), mat14, mat15, mat16, mat17, mat18, mat19, mat20); |
| 219 | pixels += convolution1x7(offset(src, -3, 0), mat21, mat22, mat23, mat24, mat25, mat26, mat27); |
| 220 | pixels += convolution1x7(offset(src, -3, 1), mat28, mat29, mat30, mat31, mat32, mat33, mat34); |
| 221 | pixels += convolution1x7(offset(src, -3, 2), mat35, mat36, mat37, mat38, mat39, mat40, mat41); |
| 222 | pixels += convolution1x7(offset(src, -3, 3), mat42, mat43, mat44, mat45, mat46, mat47, mat48); |
| 223 | |
| 224 | if(scale > 0) |
| 225 | { |
| 226 | pixels /= (VEC_DATA_TYPE(DATA_TYPE, 8))scale; |
| 227 | } |
| 228 | |
| 229 | return convert_short8_sat(pixels); |
| 230 | } |
| 231 | |
| 232 | #ifndef DYNAMIC_MATRIX_CONVOLUTION |
| 233 | |
| 234 | /** Apply a 1x7 static convolution matrix to a single channel U8 input image and output a single temporary channel image. |
| 235 | * |
| 236 | * @attention The matrix coefficients (MAT0, MAT1, MAT2, MAT3, MAT4, MAT5, MAT6) and DATA_TYPE need to be passed at compile time:\n |
| 237 | * e.g. -DMAT0=1 -DMAT1=2, ... -DMAT6=6, -DDATA_TYPE=int |
| 238 | * |
| 239 | * @param[in] src_ptr Pointer to the source image. Supported data types: U8 |
| 240 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 241 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 242 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 243 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 244 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 245 | * @param[out] dst_ptr Pointer to the destination image. Supported data types: U16, S16, S32 |
| 246 | * @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes) |
| 247 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 248 | * @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes) |
| 249 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 250 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image |
| 251 | */ |
| 252 | __kernel void convolution_separable1x7_static( |
| 253 | IMAGE_DECLARATION(src), |
| 254 | IMAGE_DECLARATION(dst)) |
| 255 | { |
| 256 | Image src = CONVERT_TO_IMAGE_STRUCT(src); |
| 257 | Image dst = CONVERT_TO_IMAGE_STRUCT(dst); |
| 258 | |
| 259 | // Output pixels |
| 260 | VEC_DATA_TYPE(DATA_TYPE, 8) |
| 261 | pixels = convolution1x7(offset(&src, -3, 0), MAT0, MAT1, MAT2, MAT3, MAT4, MAT5, MAT6); |
| 262 | |
| 263 | // Store result in dst |
| 264 | vstore8(pixels, 0, (__global DATA_TYPE *)dst.ptr); |
| 265 | } |
| 266 | |
| 267 | /** Apply a 7x1 static convolution matrix to a single channel U8 input image and output a single channel image. |
| 268 | * |
| 269 | * @attention The matrix coefficients (MAT7, MAT8, MAT9, MAT10, MAT11, MAT12, MAT13, SCALE), COMPUTE_TYPE and DATA_TYPE_OUT need to be passed at compile time:\n |
| 270 | * e.g. -DMAT0=7 -DMAT1=8, ... -DMAT24=13, -DSCALE=6, -DCOMPUTE_TYPE=int, -DDATA_TYPE_OUT=int |
| 271 | * |
| 272 | * @param[in] src_ptr Pointer to the source image. Supported data types: U16, S16, S32 |
| 273 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 274 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 275 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 276 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 277 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 278 | * @param[out] dst_ptr Pointer to the destination image. Supported data types: U8, S16 |
| 279 | * @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes) |
| 280 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 281 | * @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes) |
| 282 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 283 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image |
| 284 | */ |
| 285 | __kernel void convolution_separable7x1_static( |
| 286 | IMAGE_DECLARATION(src), |
| 287 | IMAGE_DECLARATION(dst)) |
| 288 | { |
| 289 | Image src = CONVERT_TO_IMAGE_STRUCT(src); |
| 290 | Image dst = CONVERT_TO_IMAGE_STRUCT(dst); |
| 291 | |
| 292 | // Output pixels |
| 293 | VEC_DATA_TYPE(COMPUTE_TYPE, 8) |
| 294 | pixels = convolution7x1(&src, MAT7, MAT8, MAT9, MAT10, MAT11, MAT12, MAT13); |
| 295 | |
| 296 | // Divide by the scale |
| 297 | pixels /= (VEC_DATA_TYPE(COMPUTE_TYPE, 8))SCALE; |
| 298 | |
| 299 | // Store result in dst |
| 300 | vstore8(CONVERT_SAT(pixels, VEC_DATA_TYPE(DATA_TYPE_OUT, 8)), 0, (__global DATA_TYPE_OUT *)dst.ptr); |
| 301 | } |
| 302 | |
| 303 | /** Apply a static 7x7 convolution matrix to a single channel U8 input image and output a single channel U8 image including the borders. |
| 304 | * |
| 305 | * @attention The matrix coefficients(MAT0, MAT1, ... MAT48, SCALE), DATA_TYPE_OUT need to be passed at compile time:\n |
| 306 | * e.g. -DMAT0=7 -DMAT1=8, ... -DMAT48=48, -DSCALE=6, -DDATA_TYPE_OUT=int |
| 307 | * |
| 308 | * @param[in] src_ptr Pointer to the source image. Supported data types: U8 |
| 309 | * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| 310 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 311 | * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| 312 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 313 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| 314 | * @param[out] dst_ptr Pointer to the destination image. Supported data types: U8, S16 |
| 315 | * @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes) |
| 316 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 317 | * @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes) |
| 318 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 319 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image |
| 320 | */ |
| 321 | __kernel void convolution7x7_static( |
| 322 | IMAGE_DECLARATION(src), |
| 323 | IMAGE_DECLARATION(dst)) |
| 324 | { |
| 325 | Image src = CONVERT_TO_IMAGE_STRUCT(src); |
| 326 | Image dst = CONVERT_TO_IMAGE_STRUCT(dst); |
| 327 | |
| 328 | short8 pixels = convolution7x7(&src, |
| 329 | MAT0, MAT1, MAT2, MAT3, MAT4, MAT5, MAT6, MAT7, MAT8, MAT9, MAT10, MAT11, MAT12, MAT13, |
| 330 | MAT14, MAT15, MAT16, MAT17, MAT18, MAT19, MAT20, MAT21, MAT22, MAT23, MAT24, MAT25, |
| 331 | MAT26, MAT27, MAT28, MAT29, MAT30, MAT31, MAT32, MAT33, MAT34, MAT35, MAT36, MAT37, |
| 332 | MAT38, MAT39, MAT40, MAT41, MAT42, MAT43, MAT44, MAT45, MAT46, MAT47, MAT48, SCALE); |
| 333 | |
| 334 | // Clamp results to [ 0, 255 ] and store them in dst |
| 335 | vstore8(CONVERT_SAT(pixels, VEC_DATA_TYPE(DATA_TYPE_OUT, 8)), 0, (__global DATA_TYPE_OUT *)dst.ptr); |
| 336 | } |
| 337 | |
| 338 | #endif // DYNAMIC_MATRIX_CONVOLUTION |