Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 1 | /* |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 2 | * Copyright 2011 The LibYuv Project Authors. All rights reserved. |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 7 | * in the file PATENTS. All contributing project authors may |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 11 | #include <stdlib.h> |
| 12 | #include <time.h> |
| 13 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 14 | #include "libyuv/cpu_id.h" |
| 15 | #include "libyuv/scale.h" |
| 16 | #include "../unit_test/unit_test.h" |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 17 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 18 | #define STRINGIZE(line) #line |
| 19 | #define FILELINESTR(file, line) file ":" STRINGIZE(line) |
| 20 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 21 | namespace libyuv { |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 22 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 23 | // Test scaling with C vs Opt and return maximum pixel difference. 0 = exact. |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 24 | static int TestFilter(int src_width, int src_height, |
| 25 | int dst_width, int dst_height, |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 26 | FilterMode f, int benchmark_iterations, |
| 27 | int disable_cpu_flags, int benchmark_cpu_info) { |
| 28 | if (!SizeValid(src_width, src_height, dst_width, dst_height)) { |
| 29 | return 0; |
| 30 | } |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 31 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 32 | int i, j; |
| 33 | const int b = 0; // 128 to test for padding/stride. |
| 34 | int src_width_uv = (Abs(src_width) + 1) >> 1; |
| 35 | int src_height_uv = (Abs(src_height) + 1) >> 1; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 36 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 37 | int64 src_y_plane_size = (Abs(src_width) + b * 2) * (Abs(src_height) + b * 2); |
| 38 | int64 src_uv_plane_size = (src_width_uv + b * 2) * (src_height_uv + b * 2); |
| 39 | |
| 40 | int src_stride_y = b * 2 + Abs(src_width); |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 41 | int src_stride_uv = b * 2 + src_width_uv; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 42 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 43 | align_buffer_page_end(src_y, src_y_plane_size) |
| 44 | align_buffer_page_end(src_u, src_uv_plane_size) |
| 45 | align_buffer_page_end(src_v, src_uv_plane_size) |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 46 | if (!src_y || !src_u || !src_v) { |
| 47 | printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); |
| 48 | return 0; |
| 49 | } |
| 50 | MemRandomize(src_y, src_y_plane_size); |
| 51 | MemRandomize(src_u, src_uv_plane_size); |
| 52 | MemRandomize(src_v, src_uv_plane_size); |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 53 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 54 | int dst_width_uv = (dst_width + 1) >> 1; |
| 55 | int dst_height_uv = (dst_height + 1) >> 1; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 56 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 57 | int64 dst_y_plane_size = (dst_width + b * 2) * (dst_height + b * 2); |
| 58 | int64 dst_uv_plane_size = (dst_width_uv + b * 2) * (dst_height_uv + b * 2); |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 59 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 60 | int dst_stride_y = b * 2 + dst_width; |
| 61 | int dst_stride_uv = b * 2 + dst_width_uv; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 62 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 63 | align_buffer_page_end(dst_y_c, dst_y_plane_size) |
| 64 | align_buffer_page_end(dst_u_c, dst_uv_plane_size) |
| 65 | align_buffer_page_end(dst_v_c, dst_uv_plane_size) |
| 66 | align_buffer_page_end(dst_y_opt, dst_y_plane_size) |
| 67 | align_buffer_page_end(dst_u_opt, dst_uv_plane_size) |
| 68 | align_buffer_page_end(dst_v_opt, dst_uv_plane_size) |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 69 | if (!dst_y_c || !dst_u_c || !dst_v_c || |
| 70 | !dst_y_opt|| !dst_u_opt|| !dst_v_opt) { |
| 71 | printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); |
| 72 | return 0; |
| 73 | } |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 74 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 75 | MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. |
| 76 | double c_time = get_time(); |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 77 | I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, |
| 78 | src_u + (src_stride_uv * b) + b, src_stride_uv, |
| 79 | src_v + (src_stride_uv * b) + b, src_stride_uv, |
| 80 | src_width, src_height, |
| 81 | dst_y_c + (dst_stride_y * b) + b, dst_stride_y, |
| 82 | dst_u_c + (dst_stride_uv * b) + b, dst_stride_uv, |
| 83 | dst_v_c + (dst_stride_uv * b) + b, dst_stride_uv, |
| 84 | dst_width, dst_height, f); |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 85 | c_time = (get_time() - c_time); |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 86 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 87 | MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 88 | double opt_time = get_time(); |
| 89 | for (i = 0; i < benchmark_iterations; ++i) { |
| 90 | I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, |
| 91 | src_u + (src_stride_uv * b) + b, src_stride_uv, |
| 92 | src_v + (src_stride_uv * b) + b, src_stride_uv, |
| 93 | src_width, src_height, |
| 94 | dst_y_opt + (dst_stride_y * b) + b, dst_stride_y, |
| 95 | dst_u_opt + (dst_stride_uv * b) + b, dst_stride_uv, |
| 96 | dst_v_opt + (dst_stride_uv * b) + b, dst_stride_uv, |
| 97 | dst_width, dst_height, f); |
| 98 | } |
| 99 | opt_time = (get_time() - opt_time) / benchmark_iterations; |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 100 | // Report performance of C vs OPT |
| 101 | printf("filter %d - %8d us C - %8d us OPT\n", |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 102 | f, |
| 103 | static_cast<int>(c_time * 1e6), |
| 104 | static_cast<int>(opt_time * 1e6)); |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 105 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 106 | // C version may be a little off from the optimized. Order of |
| 107 | // operations may introduce rounding somewhere. So do a difference |
| 108 | // of the buffers and look to see that the max difference isn't |
| 109 | // over 2. |
| 110 | int max_diff = 0; |
| 111 | for (i = b; i < (dst_height + b); ++i) { |
| 112 | for (j = b; j < (dst_width + b); ++j) { |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 113 | int abs_diff = Abs(dst_y_c[(i * dst_stride_y) + j] - |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 114 | dst_y_opt[(i * dst_stride_y) + j]); |
| 115 | if (abs_diff > max_diff) { |
| 116 | max_diff = abs_diff; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 117 | } |
| 118 | } |
| 119 | } |
| 120 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 121 | for (i = b; i < (dst_height_uv + b); ++i) { |
| 122 | for (j = b; j < (dst_width_uv + b); ++j) { |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 123 | int abs_diff = Abs(dst_u_c[(i * dst_stride_uv) + j] - |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 124 | dst_u_opt[(i * dst_stride_uv) + j]); |
| 125 | if (abs_diff > max_diff) { |
| 126 | max_diff = abs_diff; |
| 127 | } |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 128 | abs_diff = Abs(dst_v_c[(i * dst_stride_uv) + j] - |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 129 | dst_v_opt[(i * dst_stride_uv) + j]); |
| 130 | if (abs_diff > max_diff) { |
| 131 | max_diff = abs_diff; |
| 132 | } |
| 133 | } |
| 134 | } |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 135 | |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 136 | free_aligned_buffer_page_end(dst_y_c) |
| 137 | free_aligned_buffer_page_end(dst_u_c) |
| 138 | free_aligned_buffer_page_end(dst_v_c) |
| 139 | free_aligned_buffer_page_end(dst_y_opt) |
| 140 | free_aligned_buffer_page_end(dst_u_opt) |
| 141 | free_aligned_buffer_page_end(dst_v_opt) |
| 142 | |
| 143 | free_aligned_buffer_page_end(src_y) |
| 144 | free_aligned_buffer_page_end(src_u) |
| 145 | free_aligned_buffer_page_end(src_v) |
| 146 | |
| 147 | return max_diff; |
Shri Borde | 7cd8149 | 2011-11-02 13:20:24 -0700 | [diff] [blame] | 148 | } |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 149 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 150 | // Test scaling with 8 bit C vs 16 bit C and return maximum pixel difference. |
| 151 | // 0 = exact. |
| 152 | static int TestFilter_16(int src_width, int src_height, |
| 153 | int dst_width, int dst_height, |
| 154 | FilterMode f, int benchmark_iterations) { |
| 155 | if (!SizeValid(src_width, src_height, dst_width, dst_height)) { |
| 156 | return 0; |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 157 | } |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 158 | |
| 159 | int i, j; |
| 160 | const int b = 0; // 128 to test for padding/stride. |
| 161 | int src_width_uv = (Abs(src_width) + 1) >> 1; |
| 162 | int src_height_uv = (Abs(src_height) + 1) >> 1; |
| 163 | |
| 164 | int64 src_y_plane_size = (Abs(src_width) + b * 2) * |
| 165 | (Abs(src_height) + b * 2); |
| 166 | int64 src_uv_plane_size = (src_width_uv + b * 2) * (src_height_uv + b * 2); |
| 167 | |
| 168 | int src_stride_y = b * 2 + Abs(src_width); |
| 169 | int src_stride_uv = b * 2 + src_width_uv; |
| 170 | |
| 171 | align_buffer_page_end(src_y, src_y_plane_size) |
| 172 | align_buffer_page_end(src_u, src_uv_plane_size) |
| 173 | align_buffer_page_end(src_v, src_uv_plane_size) |
| 174 | align_buffer_page_end(src_y_16, src_y_plane_size * 2) |
| 175 | align_buffer_page_end(src_u_16, src_uv_plane_size * 2) |
| 176 | align_buffer_page_end(src_v_16, src_uv_plane_size * 2) |
| 177 | uint16* p_src_y_16 = reinterpret_cast<uint16*>(src_y_16); |
| 178 | uint16* p_src_u_16 = reinterpret_cast<uint16*>(src_u_16); |
| 179 | uint16* p_src_v_16 = reinterpret_cast<uint16*>(src_v_16); |
| 180 | |
| 181 | MemRandomize(src_y, src_y_plane_size); |
| 182 | MemRandomize(src_u, src_uv_plane_size); |
| 183 | MemRandomize(src_v, src_uv_plane_size); |
| 184 | |
| 185 | for (i = b; i < src_height + b; ++i) { |
| 186 | for (j = b; j < src_width + b; ++j) { |
| 187 | p_src_y_16[(i * src_stride_y) + j] = src_y[(i * src_stride_y) + j]; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | for (i = b; i < (src_height_uv + b); ++i) { |
| 192 | for (j = b; j < (src_width_uv + b); ++j) { |
| 193 | p_src_u_16[(i * src_stride_uv) + j] = src_u[(i * src_stride_uv) + j]; |
| 194 | p_src_v_16[(i * src_stride_uv) + j] = src_v[(i * src_stride_uv) + j]; |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | int dst_width_uv = (dst_width + 1) >> 1; |
| 199 | int dst_height_uv = (dst_height + 1) >> 1; |
| 200 | |
| 201 | int dst_y_plane_size = (dst_width + b * 2) * (dst_height + b * 2); |
| 202 | int dst_uv_plane_size = (dst_width_uv + b * 2) * (dst_height_uv + b * 2); |
| 203 | |
| 204 | int dst_stride_y = b * 2 + dst_width; |
| 205 | int dst_stride_uv = b * 2 + dst_width_uv; |
| 206 | |
| 207 | align_buffer_page_end(dst_y_8, dst_y_plane_size) |
| 208 | align_buffer_page_end(dst_u_8, dst_uv_plane_size) |
| 209 | align_buffer_page_end(dst_v_8, dst_uv_plane_size) |
| 210 | align_buffer_page_end(dst_y_16, dst_y_plane_size * 2) |
| 211 | align_buffer_page_end(dst_u_16, dst_uv_plane_size * 2) |
| 212 | align_buffer_page_end(dst_v_16, dst_uv_plane_size * 2) |
| 213 | |
| 214 | uint16* p_dst_y_16 = reinterpret_cast<uint16*>(dst_y_16); |
| 215 | uint16* p_dst_u_16 = reinterpret_cast<uint16*>(dst_u_16); |
| 216 | uint16* p_dst_v_16 = reinterpret_cast<uint16*>(dst_v_16); |
| 217 | |
| 218 | I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, |
| 219 | src_u + (src_stride_uv * b) + b, src_stride_uv, |
| 220 | src_v + (src_stride_uv * b) + b, src_stride_uv, |
| 221 | src_width, src_height, |
| 222 | dst_y_8 + (dst_stride_y * b) + b, dst_stride_y, |
| 223 | dst_u_8 + (dst_stride_uv * b) + b, dst_stride_uv, |
| 224 | dst_v_8 + (dst_stride_uv * b) + b, dst_stride_uv, |
| 225 | dst_width, dst_height, f); |
| 226 | |
| 227 | for (i = 0; i < benchmark_iterations; ++i) { |
| 228 | I420Scale_16(p_src_y_16 + (src_stride_y * b) + b, src_stride_y, |
| 229 | p_src_u_16 + (src_stride_uv * b) + b, src_stride_uv, |
| 230 | p_src_v_16 + (src_stride_uv * b) + b, src_stride_uv, |
| 231 | src_width, src_height, |
| 232 | p_dst_y_16 + (dst_stride_y * b) + b, dst_stride_y, |
| 233 | p_dst_u_16 + (dst_stride_uv * b) + b, dst_stride_uv, |
| 234 | p_dst_v_16 + (dst_stride_uv * b) + b, dst_stride_uv, |
| 235 | dst_width, dst_height, f); |
| 236 | } |
| 237 | |
| 238 | // Expect an exact match |
| 239 | int max_diff = 0; |
| 240 | for (i = b; i < (dst_height + b); ++i) { |
| 241 | for (j = b; j < (dst_width + b); ++j) { |
| 242 | int abs_diff = Abs(dst_y_8[(i * dst_stride_y) + j] - |
| 243 | p_dst_y_16[(i * dst_stride_y) + j]); |
| 244 | if (abs_diff > max_diff) { |
| 245 | max_diff = abs_diff; |
| 246 | } |
| 247 | } |
| 248 | } |
| 249 | |
| 250 | for (i = b; i < (dst_height_uv + b); ++i) { |
| 251 | for (j = b; j < (dst_width_uv + b); ++j) { |
| 252 | int abs_diff = Abs(dst_u_8[(i * dst_stride_uv) + j] - |
| 253 | p_dst_u_16[(i * dst_stride_uv) + j]); |
| 254 | if (abs_diff > max_diff) { |
| 255 | max_diff = abs_diff; |
| 256 | } |
| 257 | abs_diff = Abs(dst_v_8[(i * dst_stride_uv) + j] - |
| 258 | p_dst_v_16[(i * dst_stride_uv) + j]); |
| 259 | if (abs_diff > max_diff) { |
| 260 | max_diff = abs_diff; |
| 261 | } |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | free_aligned_buffer_page_end(dst_y_8) |
| 266 | free_aligned_buffer_page_end(dst_u_8) |
| 267 | free_aligned_buffer_page_end(dst_v_8) |
| 268 | free_aligned_buffer_page_end(dst_y_16) |
| 269 | free_aligned_buffer_page_end(dst_u_16) |
| 270 | free_aligned_buffer_page_end(dst_v_16) |
| 271 | |
| 272 | free_aligned_buffer_page_end(src_y) |
| 273 | free_aligned_buffer_page_end(src_u) |
| 274 | free_aligned_buffer_page_end(src_v) |
| 275 | free_aligned_buffer_page_end(src_y_16) |
| 276 | free_aligned_buffer_page_end(src_u_16) |
| 277 | free_aligned_buffer_page_end(src_v_16) |
| 278 | |
| 279 | return max_diff; |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 280 | } |
| 281 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 282 | // The following adjustments in dimensions ensure the scale factor will be |
| 283 | // exactly achieved. |
| 284 | // 2 is chroma subsample |
| 285 | #define DX(x, nom, denom) static_cast<int>(((Abs(x) / nom + 1) / 2) * nom * 2) |
| 286 | #define SX(x, nom, denom) static_cast<int>(((x / nom + 1) / 2) * denom * 2) |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 287 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 288 | #define TEST_FACTOR1(name, filter, nom, denom, max_diff) \ |
| 289 | TEST_F(LibYUVScaleTest, ScaleDownBy##name##_##filter) { \ |
| 290 | int diff = TestFilter(SX(benchmark_width_, nom, denom), \ |
| 291 | SX(benchmark_height_, nom, denom), \ |
| 292 | DX(benchmark_width_, nom, denom), \ |
| 293 | DX(benchmark_height_, nom, denom), \ |
| 294 | kFilter##filter, benchmark_iterations_, \ |
| 295 | disable_cpu_flags_, benchmark_cpu_info_); \ |
| 296 | EXPECT_LE(diff, max_diff); \ |
| 297 | } \ |
| 298 | TEST_F(LibYUVScaleTest, DISABLED_ScaleDownBy##name##_##filter##_16) { \ |
| 299 | int diff = TestFilter_16(SX(benchmark_width_, nom, denom), \ |
| 300 | SX(benchmark_height_, nom, denom), \ |
| 301 | DX(benchmark_width_, nom, denom), \ |
| 302 | DX(benchmark_height_, nom, denom), \ |
| 303 | kFilter##filter, benchmark_iterations_); \ |
| 304 | EXPECT_LE(diff, max_diff); \ |
| 305 | } |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 306 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 307 | // Test a scale factor with all 4 filters. Expect unfiltered to be exact, but |
| 308 | // filtering is different fixed point implementations for SSSE3, Neon and C. |
| 309 | #define TEST_FACTOR(name, nom, denom, boxdiff) \ |
| 310 | TEST_FACTOR1(name, None, nom, denom, 0) \ |
| 311 | TEST_FACTOR1(name, Linear, nom, denom, 3) \ |
| 312 | TEST_FACTOR1(name, Bilinear, nom, denom, 3) \ |
| 313 | TEST_FACTOR1(name, Box, nom, denom, boxdiff) |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 314 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 315 | TEST_FACTOR(2, 1, 2, 0) |
| 316 | TEST_FACTOR(4, 1, 4, 0) |
| 317 | TEST_FACTOR(8, 1, 8, 0) |
| 318 | TEST_FACTOR(3by4, 3, 4, 1) |
| 319 | TEST_FACTOR(3by8, 3, 8, 1) |
| 320 | TEST_FACTOR(3, 1, 3, 0) |
| 321 | #undef TEST_FACTOR1 |
| 322 | #undef TEST_FACTOR |
| 323 | #undef SX |
| 324 | #undef DX |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 325 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 326 | #define TEST_SCALETO1(name, width, height, filter, max_diff) \ |
| 327 | TEST_F(LibYUVScaleTest, name##To##width##x##height##_##filter) { \ |
| 328 | int diff = TestFilter(benchmark_width_, benchmark_height_, \ |
| 329 | width, height, \ |
| 330 | kFilter##filter, benchmark_iterations_, \ |
| 331 | disable_cpu_flags_, benchmark_cpu_info_); \ |
| 332 | EXPECT_LE(diff, max_diff); \ |
| 333 | } \ |
| 334 | TEST_F(LibYUVScaleTest, name##From##width##x##height##_##filter) { \ |
| 335 | int diff = TestFilter(width, height, \ |
| 336 | Abs(benchmark_width_), Abs(benchmark_height_), \ |
| 337 | kFilter##filter, benchmark_iterations_, \ |
| 338 | disable_cpu_flags_, benchmark_cpu_info_); \ |
| 339 | EXPECT_LE(diff, max_diff); \ |
| 340 | } \ |
| 341 | TEST_F(LibYUVScaleTest, \ |
| 342 | DISABLED_##name##To##width##x##height##_##filter##_16) { \ |
| 343 | int diff = TestFilter_16(benchmark_width_, benchmark_height_, \ |
| 344 | width, height, \ |
| 345 | kFilter##filter, benchmark_iterations_); \ |
| 346 | EXPECT_LE(diff, max_diff); \ |
| 347 | } \ |
| 348 | TEST_F(LibYUVScaleTest, \ |
| 349 | DISABLED_##name##From##width##x##height##_##filter##_16) { \ |
| 350 | int diff = TestFilter_16(width, height, \ |
| 351 | Abs(benchmark_width_), Abs(benchmark_height_), \ |
| 352 | kFilter##filter, benchmark_iterations_); \ |
| 353 | EXPECT_LE(diff, max_diff); \ |
| 354 | } |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 355 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 356 | // Test scale to a specified size with all 4 filters. |
| 357 | #define TEST_SCALETO(name, width, height) \ |
| 358 | TEST_SCALETO1(name, width, height, None, 0) \ |
| 359 | TEST_SCALETO1(name, width, height, Linear, 0) \ |
| 360 | TEST_SCALETO1(name, width, height, Bilinear, 0) \ |
| 361 | TEST_SCALETO1(name, width, height, Box, 0) |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 362 | |
Hangyu Kuang | f047e7c | 2016-07-06 14:21:45 -0700 | [diff] [blame] | 363 | TEST_SCALETO(Scale, 1, 1) |
| 364 | TEST_SCALETO(Scale, 320, 240) |
| 365 | TEST_SCALETO(Scale, 352, 288) |
| 366 | TEST_SCALETO(Scale, 569, 480) |
| 367 | TEST_SCALETO(Scale, 640, 360) |
| 368 | TEST_SCALETO(Scale, 1280, 720) |
| 369 | #undef TEST_SCALETO1 |
| 370 | #undef TEST_SCALETO |
Hendrik Dahlkamp | 33cfdeb | 2013-01-23 18:27:37 -0800 | [diff] [blame] | 371 | |
| 372 | } // namespace libyuv |