tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 1 | #include "SkColorPriv.h" |
| 2 | #include "SkImageDecoder.h" |
| 3 | #include "SkImageEncoder.h" |
| 4 | #include "SkOSFile.h" |
| 5 | #include "SkStream.h" |
| 6 | #include "SkTDArray.h" |
| 7 | #include "SkTemplates.h" |
| 8 | #include "SkTime.h" |
| 9 | #include "SkTSearch.h" |
| 10 | #include "SkTypes.h" |
| 11 | |
| 12 | /** |
| 13 | * skdiff |
| 14 | * |
| 15 | * Given three directory names, expects to find identically-named files in |
| 16 | * each of the first two; the first are treated as a set of baseline, |
| 17 | * the second a set of variant images, and a diff image is written into the |
| 18 | * third directory for each pair. |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 19 | * Creates an index.html in the current third directory to compare each |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 20 | * pair that does not match exactly. |
| 21 | * Does *not* recursively descend directories. |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 22 | * |
| 23 | * With the --chromium flag, *does* recursively descend the first directory |
| 24 | * named, comparing *-expected.png with *-actual.png and writing diff |
| 25 | * images into the second directory, also writing index.html there. |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 26 | */ |
| 27 | |
| 28 | struct DiffRecord { |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 29 | DiffRecord (const SkString filename, |
| 30 | const SkString basePath, |
| 31 | const SkString comparisonPath) |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 32 | : fFilename (filename) |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 33 | , fBasePath (basePath) |
| 34 | , fComparisonPath (comparisonPath) |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 35 | , fFractionDifference (0) |
| 36 | , fWeightedFraction (0) |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 37 | , fAverageMismatchR (0) |
| 38 | , fAverageMismatchG (0) |
| 39 | , fAverageMismatchB (0) |
| 40 | , fMaxMismatchR (0) |
| 41 | , fMaxMismatchG (0) |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 42 | , fMaxMismatchB (0) { |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 43 | // These asserts are valid for GM, but not for --chromium |
| 44 | //SkASSERT(basePath.endsWith(filename.c_str())); |
| 45 | //SkASSERT(comparisonPath.endsWith(filename.c_str())); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 46 | }; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 47 | |
| 48 | SkString fFilename; |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 49 | SkString fBasePath; |
| 50 | SkString fComparisonPath; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 51 | |
| 52 | SkBitmap fBaseBitmap; |
| 53 | SkBitmap fComparisonBitmap; |
| 54 | SkBitmap fDifferenceBitmap; |
| 55 | |
| 56 | /// Arbitrary floating-point metric to be used to sort images from most |
| 57 | /// to least different from baseline; values of 0 will be omitted from the |
| 58 | /// summary webpage. |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 59 | float fFractionDifference; |
| 60 | float fWeightedFraction; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 61 | |
| 62 | float fAverageMismatchR; |
| 63 | float fAverageMismatchG; |
| 64 | float fAverageMismatchB; |
| 65 | |
| 66 | uint32_t fMaxMismatchR; |
| 67 | uint32_t fMaxMismatchG; |
| 68 | uint32_t fMaxMismatchB; |
| 69 | }; |
| 70 | |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 71 | #define MAX2(a,b) (((b) < (a)) ? (a) : (b)) |
| 72 | #define MAX3(a,b,c) (((b) < (a)) ? MAX2((a), (c)) : MAX2((b), (c))) |
| 73 | |
| 74 | struct DiffSummary { |
| 75 | DiffSummary () |
| 76 | : fNumMatches (0) |
| 77 | , fNumMismatches (0) |
| 78 | , fMaxMismatchV (0) |
| 79 | , fMaxMismatchPercent (0) { }; |
| 80 | |
| 81 | uint32_t fNumMatches; |
| 82 | uint32_t fNumMismatches; |
| 83 | uint32_t fMaxMismatchV; |
| 84 | float fMaxMismatchPercent; |
| 85 | |
| 86 | void print () { |
| 87 | printf("%d of %d images matched.\n", fNumMatches, |
| 88 | fNumMatches + fNumMismatches); |
| 89 | if (fNumMismatches > 0) { |
| 90 | printf("Maximum pixel intensity mismatch %d\n", fMaxMismatchV); |
| 91 | printf("Largest area mismatch was %.2f%% of pixels\n", |
| 92 | fMaxMismatchPercent); |
| 93 | } |
| 94 | |
| 95 | } |
| 96 | |
| 97 | void add (DiffRecord* drp) { |
| 98 | if (0 == drp->fFractionDifference) { |
| 99 | fNumMatches++; |
| 100 | } else { |
| 101 | fNumMismatches++; |
| 102 | if (drp->fFractionDifference * 100 > fMaxMismatchPercent) { |
| 103 | fMaxMismatchPercent = drp->fFractionDifference * 100; |
| 104 | } |
tomhudson@google.com | 88a0e05 | 2011-06-09 18:54:01 +0000 | [diff] [blame] | 105 | uint32_t value = MAX3(drp->fMaxMismatchR, drp->fMaxMismatchG, |
| 106 | drp->fMaxMismatchB); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 107 | if (value > fMaxMismatchV) { |
| 108 | fMaxMismatchV = value; |
| 109 | } |
| 110 | } |
| 111 | } |
| 112 | }; |
| 113 | |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 114 | typedef SkTDArray<DiffRecord*> RecordArray; |
| 115 | |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 116 | /// Comparison routine for qsort; sorts by fFractionDifference |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 117 | /// from largest to smallest. |
| 118 | static int compare_diff_metrics (DiffRecord** lhs, DiffRecord** rhs) { |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 119 | if ((*lhs)->fFractionDifference < (*rhs)->fFractionDifference) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 120 | return 1; |
| 121 | } |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 122 | if ((*rhs)->fFractionDifference < (*lhs)->fFractionDifference) { |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 123 | return -1; |
| 124 | } |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | static int compare_diff_weighted (DiffRecord** lhs, DiffRecord** rhs) { |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 129 | if ((*lhs)->fWeightedFraction < (*rhs)->fWeightedFraction) { |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 130 | return 1; |
| 131 | } |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 132 | if ((*lhs)->fWeightedFraction > (*rhs)->fWeightedFraction) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 133 | return -1; |
| 134 | } |
| 135 | return 0; |
| 136 | } |
| 137 | |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 138 | /// Comparison routine for qsort; sorts by max(fAverageMismatch{RGB}) |
| 139 | /// from largest to smallest. |
| 140 | static int compare_diff_mean_mismatches (DiffRecord** lhs, DiffRecord** rhs) { |
| 141 | float leftValue = MAX3((*lhs)->fAverageMismatchR, |
| 142 | (*lhs)->fAverageMismatchG, |
| 143 | (*lhs)->fAverageMismatchB); |
| 144 | float rightValue = MAX3((*rhs)->fAverageMismatchR, |
| 145 | (*rhs)->fAverageMismatchG, |
| 146 | (*rhs)->fAverageMismatchB); |
| 147 | if (leftValue < rightValue) { |
| 148 | return 1; |
| 149 | } |
| 150 | if (rightValue < leftValue) { |
| 151 | return -1; |
| 152 | } |
| 153 | return 0; |
| 154 | } |
| 155 | |
| 156 | /// Comparison routine for qsort; sorts by max(fMaxMismatch{RGB}) |
| 157 | /// from largest to smallest. |
| 158 | static int compare_diff_max_mismatches (DiffRecord** lhs, DiffRecord** rhs) { |
| 159 | float leftValue = MAX3((*lhs)->fMaxMismatchR, |
| 160 | (*lhs)->fMaxMismatchG, |
| 161 | (*lhs)->fMaxMismatchB); |
| 162 | float rightValue = MAX3((*rhs)->fMaxMismatchR, |
| 163 | (*rhs)->fMaxMismatchG, |
| 164 | (*rhs)->fMaxMismatchB); |
| 165 | if (leftValue < rightValue) { |
| 166 | return 1; |
| 167 | } |
| 168 | if (rightValue < leftValue) { |
| 169 | return -1; |
| 170 | } |
| 171 | return compare_diff_mean_mismatches(lhs, rhs); |
| 172 | } |
| 173 | |
| 174 | |
| 175 | |
| 176 | /// Parameterized routine to compute the color of a pixel in a difference image. |
| 177 | typedef SkPMColor (*DiffMetricProc)(SkPMColor, SkPMColor); |
| 178 | |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 179 | static bool get_bitmaps (DiffRecord* diffRecord) { |
| 180 | SkFILEStream compareStream(diffRecord->fComparisonPath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 181 | if (!compareStream.isValid()) { |
| 182 | SkDebugf("WARNING: couldn't open comparison file <%s>\n", |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 183 | diffRecord->fComparisonPath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 184 | return false; |
| 185 | } |
| 186 | |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 187 | SkFILEStream baseStream(diffRecord->fBasePath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 188 | if (!baseStream.isValid()) { |
| 189 | SkDebugf("ERROR: couldn't open base file <%s>\n", |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 190 | diffRecord->fBasePath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 191 | return false; |
| 192 | } |
| 193 | |
| 194 | SkImageDecoder* codec = SkImageDecoder::Factory(&baseStream); |
| 195 | if (NULL == codec) { |
| 196 | SkDebugf("ERROR: no codec found for <%s>\n", |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 197 | diffRecord->fBasePath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 198 | return false; |
| 199 | } |
| 200 | |
| 201 | SkAutoTDelete<SkImageDecoder> ad(codec); |
| 202 | |
| 203 | baseStream.rewind(); |
| 204 | if (!codec->decode(&baseStream, &diffRecord->fBaseBitmap, |
| 205 | SkBitmap::kARGB_8888_Config, |
| 206 | SkImageDecoder::kDecodePixels_Mode)) { |
| 207 | SkDebugf("ERROR: codec failed for <%s>\n", |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 208 | diffRecord->fBasePath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 209 | return false; |
| 210 | } |
| 211 | |
| 212 | if (!codec->decode(&compareStream, &diffRecord->fComparisonBitmap, |
| 213 | SkBitmap::kARGB_8888_Config, |
| 214 | SkImageDecoder::kDecodePixels_Mode)) { |
| 215 | SkDebugf("ERROR: codec failed for <%s>\n", |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 216 | diffRecord->fComparisonPath.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 217 | return false; |
| 218 | } |
| 219 | |
| 220 | return true; |
| 221 | } |
| 222 | |
| 223 | // from gm - thanks to PNG, we need to force all pixels 100% opaque |
| 224 | static void force_all_opaque(const SkBitmap& bitmap) { |
| 225 | SkAutoLockPixels lock(bitmap); |
| 226 | for (int y = 0; y < bitmap.height(); y++) { |
| 227 | for (int x = 0; x < bitmap.width(); x++) { |
| 228 | *bitmap.getAddr32(x, y) |= (SK_A32_MASK << SK_A32_SHIFT); |
| 229 | } |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | // from gm |
| 234 | static bool write_bitmap(const SkString& path, const SkBitmap& bitmap) { |
| 235 | SkBitmap copy; |
| 236 | bitmap.copyTo(©, SkBitmap::kARGB_8888_Config); |
| 237 | force_all_opaque(copy); |
| 238 | return SkImageEncoder::EncodeFile(path.c_str(), copy, |
| 239 | SkImageEncoder::kPNG_Type, 100); |
| 240 | } |
| 241 | |
| 242 | // from gm |
| 243 | static inline SkPMColor compute_diff_pmcolor(SkPMColor c0, SkPMColor c1) { |
| 244 | int dr = SkGetPackedR32(c0) - SkGetPackedR32(c1); |
| 245 | int dg = SkGetPackedG32(c0) - SkGetPackedG32(c1); |
| 246 | int db = SkGetPackedB32(c0) - SkGetPackedB32(c1); |
| 247 | |
| 248 | return SkPackARGB32(0xFF, SkAbs32(dr), SkAbs32(dg), SkAbs32(db)); |
| 249 | } |
| 250 | |
| 251 | /// Returns white on every pixel so that differences jump out at you; |
| 252 | /// makes it easy to spot areas of difference that are in the least-significant |
| 253 | /// bits. |
| 254 | static inline SkPMColor compute_diff_white(SkPMColor c0, SkPMColor c1) { |
| 255 | return SkPackARGB32(0xFF, 0xFF, 0xFF, 0xFF); |
| 256 | } |
| 257 | |
| 258 | static inline bool colors_match_thresholded(SkPMColor c0, SkPMColor c1, |
| 259 | const int threshold) { |
| 260 | int da = SkGetPackedA32(c0) - SkGetPackedA32(c1); |
| 261 | int dr = SkGetPackedR32(c0) - SkGetPackedR32(c1); |
| 262 | int dg = SkGetPackedG32(c0) - SkGetPackedG32(c1); |
| 263 | int db = SkGetPackedB32(c0) - SkGetPackedB32(c1); |
| 264 | |
| 265 | return ((SkAbs32(da) <= threshold) && |
| 266 | (SkAbs32(dr) <= threshold) && |
| 267 | (SkAbs32(dg) <= threshold) && |
| 268 | (SkAbs32(db) <= threshold)); |
| 269 | } |
| 270 | |
| 271 | // based on gm |
| 272 | static void compute_diff(DiffRecord* dr, |
| 273 | DiffMetricProc diffFunction, |
| 274 | const int colorThreshold) { |
| 275 | SkAutoLockPixels alp(dr->fDifferenceBitmap); |
| 276 | |
| 277 | const int w = dr->fComparisonBitmap.width(); |
| 278 | const int h = dr->fComparisonBitmap.height(); |
| 279 | int mismatchedPixels = 0; |
| 280 | int totalMismatchR = 0; |
| 281 | int totalMismatchG = 0; |
| 282 | int totalMismatchB = 0; |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 283 | // Accumulate fractionally different pixels, then divide out |
| 284 | // # of pixels at the end. |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 285 | dr->fWeightedFraction = 0; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 286 | for (int y = 0; y < h; y++) { |
| 287 | for (int x = 0; x < w; x++) { |
| 288 | SkPMColor c0 = *dr->fBaseBitmap.getAddr32(x, y); |
| 289 | SkPMColor c1 = *dr->fComparisonBitmap.getAddr32(x, y); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 290 | SkPMColor trueDifference = compute_diff_pmcolor(c0, c1); |
| 291 | SkPMColor outputDifference = diffFunction(c0, c1); |
| 292 | uint32_t thisR = SkGetPackedR32(trueDifference); |
| 293 | uint32_t thisG = SkGetPackedG32(trueDifference); |
| 294 | uint32_t thisB = SkGetPackedB32(trueDifference); |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 295 | totalMismatchR += thisR; |
| 296 | totalMismatchG += thisG; |
| 297 | totalMismatchB += thisB; |
| 298 | // In HSV, value is defined as max RGB component. |
| 299 | int value = MAX3(thisR, thisG, thisB); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 300 | dr->fWeightedFraction += ((float) value) / 255; |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 301 | if (thisR > dr->fMaxMismatchR) { |
| 302 | dr->fMaxMismatchR = thisR; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 303 | } |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 304 | if (thisG > dr->fMaxMismatchG) { |
| 305 | dr->fMaxMismatchG = thisG; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 306 | } |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 307 | if (thisB > dr->fMaxMismatchB) { |
| 308 | dr->fMaxMismatchB = thisB; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 309 | } |
| 310 | if (!colors_match_thresholded(c0, c1, colorThreshold)) { |
| 311 | mismatchedPixels++; |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 312 | *dr->fDifferenceBitmap.getAddr32(x, y) = outputDifference; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 313 | } else { |
| 314 | *dr->fDifferenceBitmap.getAddr32(x, y) = 0; |
| 315 | } |
| 316 | } |
| 317 | } |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 318 | int pixelCount = w * h; |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 319 | dr->fFractionDifference = ((float) mismatchedPixels) / pixelCount; |
| 320 | dr->fWeightedFraction /= pixelCount; |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 321 | dr->fAverageMismatchR = ((float) totalMismatchR) / pixelCount; |
| 322 | dr->fAverageMismatchG = ((float) totalMismatchG) / pixelCount; |
| 323 | dr->fAverageMismatchB = ((float) totalMismatchB) / pixelCount; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 324 | } |
| 325 | |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 326 | /// Given a image filename, returns the name of the file containing the |
| 327 | /// associated difference image. |
| 328 | static SkString filename_to_diff_filename (const SkString& filename) { |
| 329 | SkString diffName (filename); |
| 330 | const char* cstring = diffName.c_str(); |
| 331 | int dotOffset = strrchr(cstring, '.') - cstring; |
| 332 | diffName.remove(dotOffset, diffName.size() - dotOffset); |
| 333 | diffName.append("-diff.png"); |
| 334 | return diffName; |
| 335 | } |
| 336 | |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 337 | /// Convert a chromium/WebKit LayoutTest "foo-expected.png" to "foo-actual.png" |
| 338 | static SkString chrome_expected_path_to_actual (const SkString& expected) { |
| 339 | SkString actualPath (expected); |
| 340 | actualPath.remove(actualPath.size() - 13, 13); |
| 341 | actualPath.append("-actual.png"); |
| 342 | return actualPath; |
| 343 | } |
| 344 | |
| 345 | /// Convert a chromium/WebKit LayoutTest "foo-expected.png" to "foo.png" |
| 346 | static SkString chrome_expected_name_to_short (const SkString& expected) { |
| 347 | SkString shortName (expected); |
| 348 | shortName.remove(shortName.size() - 13, 13); |
| 349 | shortName.append(".png"); |
| 350 | return shortName; |
| 351 | } |
| 352 | |
| 353 | |
| 354 | static void create_and_write_diff_image(DiffRecord* drp, |
| 355 | DiffMetricProc dmp, |
| 356 | const int colorThreshold, |
| 357 | const SkString& outputDir, |
| 358 | const SkString& filename) { |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 359 | const int w = drp->fBaseBitmap.width(); |
| 360 | const int h = drp->fBaseBitmap.height(); |
| 361 | drp->fDifferenceBitmap.setConfig(SkBitmap::kARGB_8888_Config, w, h); |
| 362 | drp->fDifferenceBitmap.allocPixels(); |
| 363 | compute_diff(drp, dmp, colorThreshold); |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 364 | |
| 365 | SkString outPath (outputDir); |
| 366 | outPath.append(filename_to_diff_filename(filename)); |
| 367 | write_bitmap(outPath, drp->fDifferenceBitmap); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 368 | } |
| 369 | |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 370 | /// Creates difference images, returns the number that have a 0 metric. |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 371 | static void create_diff_images (DiffMetricProc dmp, |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 372 | const int colorThreshold, |
| 373 | RecordArray* differences, |
| 374 | const SkString& baseDir, |
| 375 | const SkString& comparisonDir, |
| 376 | const SkString& outputDir, |
| 377 | DiffSummary* summary) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 378 | |
| 379 | //@todo thudson 19 Apr 2011 |
| 380 | // this lets us know about files in baseDir not in compareDir, but it |
| 381 | // doesn't detect files in compareDir not in baseDir. Doing that |
| 382 | // efficiently seems to imply iterating through both directories to |
| 383 | // create a merged list, and then attempting to process every entry |
| 384 | // in that list? |
| 385 | |
| 386 | SkOSFile::Iter baseIterator (baseDir.c_str()); |
| 387 | SkString filename; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 388 | while (baseIterator.next(&filename)) { |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 389 | if (filename.endsWith(".pdf")) { |
| 390 | continue; |
| 391 | } |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 392 | SkString basePath (baseDir); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 393 | basePath.append(filename); |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 394 | SkString comparisonPath (comparisonDir); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 395 | comparisonPath.append(filename); |
| 396 | DiffRecord * drp = new DiffRecord (filename, basePath, comparisonPath); |
| 397 | if (!get_bitmaps(drp)) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 398 | continue; |
| 399 | } |
| 400 | |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 401 | create_and_write_diff_image(drp, dmp, colorThreshold, |
| 402 | outputDir, filename); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 403 | |
| 404 | differences->push(drp); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 405 | summary->add(drp); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 406 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 407 | } |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 408 | |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 409 | static void create_diff_images_chromium (DiffMetricProc dmp, |
| 410 | const int colorThreshold, |
| 411 | RecordArray* differences, |
| 412 | const SkString& dirname, |
| 413 | const SkString& outputDir, |
| 414 | DiffSummary* summary) { |
| 415 | SkOSFile::Iter baseIterator (dirname.c_str()); |
| 416 | SkString filename; |
| 417 | while (baseIterator.next(&filename)) { |
| 418 | if (filename.endsWith(".pdf")) { |
| 419 | continue; |
| 420 | } |
| 421 | if (filename.endsWith("-expected.png")) { |
| 422 | SkString expectedPath (dirname); |
| 423 | expectedPath.append(filename); |
| 424 | SkString shortName (chrome_expected_name_to_short(filename)); |
| 425 | SkString actualPath (chrome_expected_path_to_actual(expectedPath)); |
| 426 | DiffRecord * drp = |
| 427 | new DiffRecord (shortName, expectedPath, actualPath); |
| 428 | if (!get_bitmaps(drp)) { |
| 429 | continue; |
| 430 | } |
| 431 | create_and_write_diff_image(drp, dmp, colorThreshold, |
| 432 | outputDir, shortName); |
| 433 | |
| 434 | differences->push(drp); |
| 435 | summary->add(drp); |
| 436 | } |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | static void analyze_chromium(DiffMetricProc dmp, |
| 441 | const int colorThreshold, |
| 442 | RecordArray* differences, |
| 443 | const SkString& dirname, |
| 444 | const SkString& outputDir, |
| 445 | DiffSummary* summary) { |
| 446 | create_diff_images_chromium(dmp, colorThreshold, differences, |
| 447 | dirname, outputDir, summary); |
| 448 | SkOSFile::Iter dirIterator(dirname.c_str()); |
| 449 | SkString newdirname; |
| 450 | while (dirIterator.next(&newdirname, true)) { |
| 451 | if (newdirname.startsWith(".")) { |
| 452 | continue; |
| 453 | } |
| 454 | SkString fullname (dirname); |
| 455 | fullname.append(newdirname); |
| 456 | if (!fullname.endsWith("/")) { |
| 457 | fullname.append("/"); |
| 458 | } |
| 459 | analyze_chromium(dmp, colorThreshold, differences, |
| 460 | fullname, outputDir, summary); |
| 461 | } |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | /// Make layout more consistent by scaling image to 240 height, 360 width, |
| 465 | /// or natural size, whichever is smallest. |
| 466 | static int compute_image_height (const SkBitmap& bmp) { |
| 467 | int retval = 240; |
| 468 | if (bmp.height() < retval) { |
| 469 | retval = bmp.height(); |
| 470 | } |
| 471 | float scale = (float) retval / bmp.height(); |
| 472 | if (bmp.width() * scale > 360) { |
| 473 | scale = (float) 360 / bmp.width(); |
| 474 | retval = bmp.height() * scale; |
| 475 | } |
| 476 | return retval; |
| 477 | } |
| 478 | |
| 479 | static void print_page_header (SkFILEWStream* stream, |
| 480 | const int matchCount, |
| 481 | const int colorThreshold, |
| 482 | const RecordArray& differences) { |
| 483 | SkTime::DateTime dt; |
| 484 | SkTime::GetDateTime(&dt); |
| 485 | stream->writeText("SkDiff run at "); |
| 486 | stream->writeDecAsText(dt.fHour); |
| 487 | stream->writeText(":"); |
| 488 | if (dt.fMinute < 10) { |
| 489 | stream->writeText("0"); |
| 490 | } |
| 491 | stream->writeDecAsText(dt.fMinute); |
| 492 | stream->writeText(":"); |
| 493 | if (dt.fSecond < 10) { |
| 494 | stream->writeText("0"); |
| 495 | } |
| 496 | stream->writeDecAsText(dt.fSecond); |
| 497 | stream->writeText("<br>"); |
| 498 | stream->writeDecAsText(matchCount); |
| 499 | stream->writeText(" of "); |
| 500 | stream->writeDecAsText(differences.count()); |
| 501 | stream->writeText(" images matched "); |
| 502 | if (colorThreshold == 0) { |
| 503 | stream->writeText("exactly"); |
| 504 | } else { |
| 505 | stream->writeText("within "); |
| 506 | stream->writeDecAsText(colorThreshold); |
| 507 | stream->writeText(" color units per component"); |
| 508 | } |
| 509 | stream->writeText(".<br>"); |
| 510 | |
| 511 | } |
| 512 | |
| 513 | static void print_pixel_count (SkFILEWStream* stream, |
| 514 | const DiffRecord& diff) { |
| 515 | stream->writeText("<br>("); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 516 | stream->writeDecAsText(diff.fFractionDifference * |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 517 | diff.fBaseBitmap.width() * |
| 518 | diff.fBaseBitmap.height()); |
| 519 | stream->writeText(" pixels)"); |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 520 | /* |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 521 | stream->writeDecAsText(diff.fWeightedFraction * |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 522 | diff.fBaseBitmap.width() * |
| 523 | diff.fBaseBitmap.height()); |
| 524 | stream->writeText(" weighted pixels)"); |
| 525 | */ |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 526 | } |
| 527 | |
| 528 | static void print_label_cell (SkFILEWStream* stream, |
| 529 | const DiffRecord& diff) { |
| 530 | stream->writeText("<td>"); |
| 531 | stream->writeText(diff.fFilename.c_str()); |
| 532 | stream->writeText("<br>"); |
| 533 | char metricBuf [20]; |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 534 | sprintf(metricBuf, "%12.4f%%", 100 * diff.fFractionDifference); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 535 | stream->writeText(metricBuf); |
| 536 | stream->writeText(" of pixels differ"); |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 537 | stream->writeText("\n ("); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 538 | sprintf(metricBuf, "%12.4f%%", 100 * diff.fWeightedFraction); |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 539 | stream->writeText(metricBuf); |
| 540 | stream->writeText(" weighted)"); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 541 | // Write the actual number of pixels that differ if it's < 1% |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 542 | if (diff.fFractionDifference < 0.01) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 543 | print_pixel_count(stream, diff); |
| 544 | } |
| 545 | stream->writeText("<br>Average color mismatch "); |
| 546 | stream->writeDecAsText(MAX3(diff.fAverageMismatchR, |
| 547 | diff.fAverageMismatchG, |
| 548 | diff.fAverageMismatchB)); |
| 549 | stream->writeText("<br>Max color mismatch "); |
| 550 | stream->writeDecAsText(MAX3(diff.fMaxMismatchR, |
| 551 | diff.fMaxMismatchG, |
| 552 | diff.fMaxMismatchB)); |
| 553 | stream->writeText("</td>"); |
| 554 | } |
| 555 | |
| 556 | static void print_image_cell (SkFILEWStream* stream, |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 557 | const SkString& path, |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 558 | int height) { |
| 559 | stream->writeText("<td><a href=\""); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 560 | stream->writeText(path.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 561 | stream->writeText("\"><img src=\""); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 562 | stream->writeText(path.c_str()); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 563 | stream->writeText("\" height=\""); |
| 564 | stream->writeDecAsText(height); |
| 565 | stream->writeText("px\"></a></td>"); |
| 566 | } |
| 567 | |
| 568 | static void print_diff_page (const int matchCount, |
| 569 | const int colorThreshold, |
| 570 | const RecordArray& differences, |
| 571 | const SkString& baseDir, |
| 572 | const SkString& comparisonDir, |
| 573 | const SkString& outputDir) { |
| 574 | |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 575 | SkString outputPath (outputDir); |
| 576 | outputPath.append("index.html"); |
| 577 | //SkFILEWStream outputStream ("index.html"); |
| 578 | SkFILEWStream outputStream (outputPath.c_str()); |
| 579 | |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 580 | // Need to convert paths from relative-to-cwd to relative-to-outputDir |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 581 | // FIXME this doesn't work if there are '..' inside the outputDir |
| 582 | unsigned int ui; |
| 583 | SkString relativePath; |
| 584 | for (ui = 0; ui < outputDir.size(); ui++) { |
| 585 | if (outputDir[ui] == '/') { |
| 586 | relativePath.append("../"); |
| 587 | } |
| 588 | } |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 589 | |
| 590 | outputStream.writeText("<html>\n<body>\n"); |
| 591 | print_page_header(&outputStream, matchCount, colorThreshold, differences); |
| 592 | |
| 593 | outputStream.writeText("<table>\n"); |
| 594 | int i; |
| 595 | for (i = 0; i < differences.count(); i++) { |
| 596 | DiffRecord* diff = differences[i]; |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 597 | if (0 == diff->fFractionDifference) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 598 | continue; |
| 599 | } |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 600 | if (!diff->fBasePath.startsWith("/")) { |
| 601 | diff->fBasePath.prepend(relativePath); |
| 602 | } |
| 603 | if (!diff->fComparisonPath.startsWith("/")) { |
| 604 | diff->fComparisonPath.prepend(relativePath); |
| 605 | } |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 606 | int height = compute_image_height(diff->fBaseBitmap); |
| 607 | outputStream.writeText("<tr>\n"); |
| 608 | print_label_cell(&outputStream, *diff); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 609 | print_image_cell(&outputStream, diff->fBasePath, height); |
| 610 | print_image_cell(&outputStream, |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 611 | filename_to_diff_filename(diff->fFilename), height); |
tomhudson@google.com | 4e30598 | 2011-07-13 17:42:46 +0000 | [diff] [blame] | 612 | print_image_cell(&outputStream, diff->fComparisonPath, height); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 613 | outputStream.writeText("</tr>\n"); |
| 614 | outputStream.flush(); |
| 615 | } |
| 616 | outputStream.writeText("</table>\n"); |
| 617 | outputStream.writeText("</body>\n</html>\n"); |
| 618 | outputStream.flush(); |
| 619 | } |
| 620 | |
| 621 | static void usage (char * argv0) { |
| 622 | SkDebugf("Skia baseline image diff tool\n"); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 623 | SkDebugf("Usage: %s baseDir comparisonDir [outputDir]\n", argv0); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 624 | SkDebugf( |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 625 | " %s --chromium --release|--debug baseDir outputDir\n", argv0); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 626 | SkDebugf( |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 627 | " --white: force all difference pixels to white\n" |
| 628 | " --threshold n: only report differences > n (in one channel) [default 0]\n" |
| 629 | " --sortbymismatch: sort by average color channel mismatch\n"); |
| 630 | SkDebugf( |
| 631 | " --sortbymaxmismatch: sort by worst color channel mismatch,\n" |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 632 | " break ties with -sortbymismatch,\n" |
| 633 | " [default by fraction of pixels mismatching]\n"); |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 634 | SkDebugf( |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 635 | " --weighted: sort by # pixels different weighted by color difference\n"); |
| 636 | SkDebugf( |
| 637 | " --chromium-release: process Webkit LayoutTests results instead of gm\n" |
| 638 | " --chromium-debug: process Webkit LayoutTests results instead of gm\n"); |
| 639 | SkDebugf( |
| 640 | " baseDir: directory to read baseline images from,\n" |
| 641 | " or chromium/src directory for --chromium.\n"); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 642 | SkDebugf(" comparisonDir: directory to read comparison images from\n"); |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 643 | SkDebugf( |
| 644 | " outputDir: directory to write difference images to; defaults to\n" |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 645 | " comparisonDir when not running --chromium\n"); |
| 646 | SkDebugf("Also creates an \"index.html\" file in the output directory.\n"); |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 647 | } |
| 648 | |
| 649 | int main (int argc, char ** argv) { |
| 650 | DiffMetricProc diffProc = compute_diff_pmcolor; |
| 651 | SkQSortCompareProc sortProc = (SkQSortCompareProc) compare_diff_metrics; |
| 652 | |
| 653 | // Maximum error tolerated in any one color channel in any one pixel before |
| 654 | // a difference is reported. |
| 655 | int colorThreshold = 0; |
| 656 | SkString baseDir; |
| 657 | SkString comparisonDir; |
| 658 | SkString outputDir; |
| 659 | |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 660 | bool analyzeChromium = false; |
| 661 | bool chromiumDebug = false; |
| 662 | bool chromiumRelease = false; |
| 663 | |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 664 | RecordArray differences; |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 665 | DiffSummary summary; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 666 | |
| 667 | int i, j; |
| 668 | for (i = 1, j = 0; i < argc; i++) { |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 669 | if (!strcmp(argv[i], "--help")) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 670 | usage(argv[0]); |
| 671 | return 0; |
| 672 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 673 | if (!strcmp(argv[i], "--white")) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 674 | diffProc = compute_diff_white; |
| 675 | continue; |
| 676 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 677 | if (!strcmp(argv[i], "--sortbymismatch")) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 678 | sortProc = (SkQSortCompareProc) compare_diff_mean_mismatches; |
| 679 | continue; |
| 680 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 681 | if (!strcmp(argv[i], "--sortbymaxmismatch")) { |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 682 | sortProc = (SkQSortCompareProc) compare_diff_max_mismatches; |
| 683 | continue; |
| 684 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 685 | if (!strcmp(argv[i], "--weighted")) { |
tomhudson@google.com | 5b32529 | 2011-05-24 19:41:13 +0000 | [diff] [blame] | 686 | sortProc = (SkQSortCompareProc) compare_diff_weighted; |
| 687 | continue; |
| 688 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 689 | if (!strcmp(argv[i], "--chromium-release")) { |
| 690 | analyzeChromium = true; |
| 691 | chromiumRelease = true; |
| 692 | continue; |
| 693 | } |
| 694 | if (!strcmp(argv[i], "--chromium-debug")) { |
| 695 | analyzeChromium = true; |
| 696 | chromiumDebug = true; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 697 | continue; |
| 698 | } |
| 699 | if (argv[i][0] != '-') { |
| 700 | switch (j++) { |
| 701 | case 0: |
| 702 | baseDir.set(argv[i]); |
| 703 | continue; |
| 704 | case 1: |
| 705 | comparisonDir.set(argv[i]); |
| 706 | continue; |
| 707 | case 2: |
| 708 | outputDir.set(argv[i]); |
| 709 | continue; |
| 710 | default: |
| 711 | usage(argv[0]); |
| 712 | return 0; |
| 713 | } |
| 714 | } |
| 715 | |
| 716 | SkDebugf("Unrecognized argument <%s>\n", argv[i]); |
| 717 | usage(argv[0]); |
| 718 | return 0; |
| 719 | } |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 720 | if (analyzeChromium) { |
| 721 | if (j != 2) { |
| 722 | usage(argv[0]); |
| 723 | return 0; |
| 724 | } |
| 725 | if (chromiumRelease && chromiumDebug) { |
| 726 | SkDebugf( |
| 727 | "--chromium must be either -release or -debug, not both!\n"); |
| 728 | return 0; |
| 729 | } |
| 730 | } |
| 731 | |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 732 | if (j == 2) { |
| 733 | outputDir = comparisonDir; |
| 734 | } else if (j != 3) { |
| 735 | usage(argv[0]); |
| 736 | return 0; |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 737 | } |
| 738 | |
| 739 | if (!baseDir.endsWith("/")) { |
| 740 | baseDir.append("/"); |
| 741 | } |
| 742 | if (!comparisonDir.endsWith("/")) { |
| 743 | comparisonDir.append("/"); |
| 744 | } |
| 745 | if (!outputDir.endsWith("/")) { |
| 746 | outputDir.append("/"); |
| 747 | } |
| 748 | |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 749 | if (analyzeChromium) { |
| 750 | baseDir.append("webkit/"); |
| 751 | if (chromiumRelease) { |
| 752 | baseDir.append("Release/"); |
| 753 | } |
| 754 | if (chromiumDebug) { |
| 755 | baseDir.append("Debug/"); |
| 756 | } |
| 757 | baseDir.append("layout-test-results/"); |
| 758 | analyze_chromium(diffProc, colorThreshold, &differences, |
| 759 | baseDir, outputDir, &summary); |
| 760 | } else { |
| 761 | create_diff_images(diffProc, colorThreshold, &differences, |
| 762 | baseDir, comparisonDir, outputDir, &summary); |
| 763 | } |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 764 | summary.print(); |
tomhudson@google.com | 7d04280 | 2011-07-14 13:15:55 +0000 | [diff] [blame^] | 765 | |
| 766 | if (differences.count()) { |
| 767 | SkQSort(differences.begin(), differences.count(), |
| 768 | sizeof(DiffRecord*), sortProc); |
| 769 | } |
tomhudson@google.com | 9dc527b | 2011-06-09 15:47:10 +0000 | [diff] [blame] | 770 | print_diff_page(summary.fNumMatches, colorThreshold, differences, |
tomhudson@google.com | 4b33d28 | 2011-04-27 15:39:30 +0000 | [diff] [blame] | 771 | baseDir, comparisonDir, outputDir); |
| 772 | |
| 773 | for (i = 0; i < differences.count(); i++) { |
| 774 | delete differences[i]; |
| 775 | } |
| 776 | } |