scroggo | 478652e | 2015-03-25 07:11:02 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 8 | #include "DMSrcSink.h" |
| 9 | #include "SamplePipeControllers.h" |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 10 | #include "SkAndroidCodec.h" |
scroggo | f24f224 | 2015-03-03 08:59:20 -0800 | [diff] [blame] | 11 | #include "SkCodec.h" |
msarett | 7f69144 | 2015-09-22 11:56:16 -0700 | [diff] [blame] | 12 | #include "SkCodecTools.h" |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 13 | #include "SkCommonFlags.h" |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 14 | #include "SkData.h" |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 15 | #include "SkDocument.h" |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 16 | #include "SkError.h" |
mtklein | e44b508 | 2015-05-07 10:53:34 -0700 | [diff] [blame] | 17 | #include "SkFunction.h" |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 18 | #include "SkImageGenerator.h" |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 19 | #include "SkMultiPictureDraw.h" |
mtklein | ad66f9b | 2015-02-13 15:11:10 -0800 | [diff] [blame] | 20 | #include "SkNullCanvas.h" |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 21 | #include "SkOSFile.h" |
mtklein | ffa901a | 2015-03-16 10:38:07 -0700 | [diff] [blame] | 22 | #include "SkPictureData.h" |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 23 | #include "SkPictureRecorder.h" |
| 24 | #include "SkRandom.h" |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 25 | #include "SkRecordDraw.h" |
| 26 | #include "SkRecorder.h" |
mtklein | 2e2ea38 | 2015-10-16 10:29:41 -0700 | [diff] [blame] | 27 | #include "SkRemote.h" |
fmalita | 2aafe6f | 2015-02-06 12:51:10 -0800 | [diff] [blame] | 28 | #include "SkSVGCanvas.h" |
scroggo | a1193e4 | 2015-01-21 12:09:53 -0800 | [diff] [blame] | 29 | #include "SkStream.h" |
mtklein | 449d9b7 | 2015-09-28 10:33:02 -0700 | [diff] [blame] | 30 | #include "SkTLogic.h" |
fmalita | 2aafe6f | 2015-02-06 12:51:10 -0800 | [diff] [blame] | 31 | #include "SkXMLWriter.h" |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 32 | #include "SkSwizzler.h" |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 33 | |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 34 | DEFINE_bool(multiPage, false, "For document-type backends, render the source" |
| 35 | " into multiple pages"); |
| 36 | |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 37 | static bool lazy_decode_bitmap(const void* src, size_t size, SkBitmap* dst) { |
| 38 | SkAutoTUnref<SkData> encoded(SkData::NewWithCopy(src, size)); |
reed | d114645 | 2015-09-25 06:56:57 -0700 | [diff] [blame] | 39 | return encoded && SkDEPRECATED_InstallDiscardablePixelRef(encoded, dst); |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 40 | } |
| 41 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 42 | namespace DM { |
| 43 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 44 | GMSrc::GMSrc(skiagm::GMRegistry::Factory factory) : fFactory(factory) {} |
| 45 | |
| 46 | Error GMSrc::draw(SkCanvas* canvas) const { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 47 | SkAutoTDelete<skiagm::GM> gm(fFactory(nullptr)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 48 | canvas->concat(gm->getInitialTransform()); |
| 49 | gm->draw(canvas); |
| 50 | return ""; |
| 51 | } |
| 52 | |
| 53 | SkISize GMSrc::size() const { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 54 | SkAutoTDelete<skiagm::GM> gm(fFactory(nullptr)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 55 | return gm->getISize(); |
| 56 | } |
| 57 | |
| 58 | Name GMSrc::name() const { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 59 | SkAutoTDelete<skiagm::GM> gm(fFactory(nullptr)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 60 | return gm->getName(); |
| 61 | } |
| 62 | |
bsalomon | 4ee6bd8 | 2015-05-27 13:23:23 -0700 | [diff] [blame] | 63 | void GMSrc::modifyGrContextOptions(GrContextOptions* options) const { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 64 | SkAutoTDelete<skiagm::GM> gm(fFactory(nullptr)); |
bsalomon | 4ee6bd8 | 2015-05-27 13:23:23 -0700 | [diff] [blame] | 65 | gm->modifyGrContextOptions(options); |
| 66 | } |
| 67 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 68 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 69 | |
msarett | a5783ae | 2015-09-08 15:35:32 -0700 | [diff] [blame] | 70 | BRDSrc::BRDSrc(Path path, SkBitmapRegionDecoderInterface::Strategy strategy, Mode mode, |
| 71 | CodecSrc::DstColorType dstColorType, uint32_t sampleSize) |
| 72 | : fPath(path) |
| 73 | , fStrategy(strategy) |
| 74 | , fMode(mode) |
| 75 | , fDstColorType(dstColorType) |
| 76 | , fSampleSize(sampleSize) |
| 77 | {} |
| 78 | |
| 79 | bool BRDSrc::veto(SinkFlags flags) const { |
| 80 | // No need to test to non-raster or indirect backends. |
| 81 | return flags.type != SinkFlags::kRaster |
| 82 | || flags.approach != SinkFlags::kDirect; |
| 83 | } |
| 84 | |
| 85 | static SkBitmapRegionDecoderInterface* create_brd(Path path, |
| 86 | SkBitmapRegionDecoderInterface::Strategy strategy) { |
| 87 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(path.c_str())); |
| 88 | if (!encoded) { |
| 89 | return NULL; |
| 90 | } |
| 91 | return SkBitmapRegionDecoderInterface::CreateBitmapRegionDecoder(new SkMemoryStream(encoded), |
| 92 | strategy); |
| 93 | } |
| 94 | |
| 95 | Error BRDSrc::draw(SkCanvas* canvas) const { |
| 96 | SkColorType colorType = canvas->imageInfo().colorType(); |
| 97 | if (kRGB_565_SkColorType == colorType && |
| 98 | CodecSrc::kGetFromCanvas_DstColorType != fDstColorType) { |
| 99 | return Error::Nonfatal("Testing non-565 to 565 is uninteresting."); |
| 100 | } |
| 101 | switch (fDstColorType) { |
| 102 | case CodecSrc::kGetFromCanvas_DstColorType: |
| 103 | break; |
| 104 | case CodecSrc::kIndex8_Always_DstColorType: |
| 105 | colorType = kIndex_8_SkColorType; |
| 106 | break; |
| 107 | case CodecSrc::kGrayscale_Always_DstColorType: |
| 108 | colorType = kGray_8_SkColorType; |
| 109 | break; |
| 110 | } |
| 111 | |
| 112 | SkAutoTDelete<SkBitmapRegionDecoderInterface> brd(create_brd(fPath, fStrategy)); |
| 113 | if (nullptr == brd.get()) { |
| 114 | return Error::Nonfatal(SkStringPrintf("Could not create brd for %s.", fPath.c_str())); |
| 115 | } |
| 116 | |
msarett | 04965c6 | 2015-10-12 10:24:38 -0700 | [diff] [blame] | 117 | if (!brd->conversionSupported(colorType)) { |
| 118 | return Error::Nonfatal("Cannot convert to color type.\n"); |
| 119 | } |
| 120 | |
msarett | a5783ae | 2015-09-08 15:35:32 -0700 | [diff] [blame] | 121 | const uint32_t width = brd->width(); |
| 122 | const uint32_t height = brd->height(); |
| 123 | // Visually inspecting very small output images is not necessary. |
| 124 | if ((width / fSampleSize <= 10 || height / fSampleSize <= 10) && 1 != fSampleSize) { |
| 125 | return Error::Nonfatal("Scaling very small images is uninteresting."); |
| 126 | } |
| 127 | switch (fMode) { |
| 128 | case kFullImage_Mode: { |
| 129 | SkAutoTDelete<SkBitmap> bitmap(brd->decodeRegion(0, 0, width, height, fSampleSize, |
| 130 | colorType)); |
| 131 | if (nullptr == bitmap.get() || colorType != bitmap->colorType()) { |
| 132 | return Error::Nonfatal("Cannot convert to color type.\n"); |
| 133 | } |
| 134 | canvas->drawBitmap(*bitmap, 0, 0); |
| 135 | return ""; |
| 136 | } |
| 137 | case kDivisor_Mode: { |
| 138 | const uint32_t divisor = 2; |
| 139 | if (width < divisor || height < divisor) { |
| 140 | return Error::Nonfatal("Divisor is larger than image dimension.\n"); |
| 141 | } |
| 142 | |
| 143 | // Use a border to test subsets that extend outside the image. |
| 144 | // We will not allow the border to be larger than the image dimensions. Allowing |
| 145 | // these large borders causes off by one errors that indicate a problem with the |
| 146 | // test suite, not a problem with the implementation. |
| 147 | const uint32_t maxBorder = SkTMin(width, height) / (fSampleSize * divisor); |
| 148 | const uint32_t scaledBorder = SkTMin(5u, maxBorder); |
| 149 | const uint32_t unscaledBorder = scaledBorder * fSampleSize; |
| 150 | |
| 151 | // We may need to clear the canvas to avoid uninitialized memory. |
| 152 | // Assume we are scaling a 780x780 image with sampleSize = 8. |
| 153 | // The output image should be 97x97. |
| 154 | // Each subset will be 390x390. |
| 155 | // Each scaled subset be 48x48. |
| 156 | // Four scaled subsets will only fill a 96x96 image. |
| 157 | // The bottom row and last column will not be touched. |
| 158 | // This is an unfortunate result of our rounding rules when scaling. |
| 159 | // Maybe we need to consider testing scaled subsets without trying to |
| 160 | // combine them to match the full scaled image? Or maybe this is the |
| 161 | // best we can do? |
| 162 | canvas->clear(0); |
| 163 | |
| 164 | for (uint32_t x = 0; x < divisor; x++) { |
| 165 | for (uint32_t y = 0; y < divisor; y++) { |
| 166 | // Calculate the subset dimensions |
| 167 | uint32_t subsetWidth = width / divisor; |
| 168 | uint32_t subsetHeight = height / divisor; |
| 169 | const int left = x * subsetWidth; |
| 170 | const int top = y * subsetHeight; |
| 171 | |
| 172 | // Increase the size of the last subset in each row or column, when the |
| 173 | // divisor does not divide evenly into the image dimensions |
| 174 | subsetWidth += (x + 1 == divisor) ? (width % divisor) : 0; |
| 175 | subsetHeight += (y + 1 == divisor) ? (height % divisor) : 0; |
| 176 | |
| 177 | // Increase the size of the subset in order to have a border on each side |
| 178 | const int decodeLeft = left - unscaledBorder; |
| 179 | const int decodeTop = top - unscaledBorder; |
| 180 | const uint32_t decodeWidth = subsetWidth + unscaledBorder * 2; |
| 181 | const uint32_t decodeHeight = subsetHeight + unscaledBorder * 2; |
| 182 | SkAutoTDelete<SkBitmap> bitmap(brd->decodeRegion(decodeLeft, |
| 183 | decodeTop, decodeWidth, decodeHeight, fSampleSize, colorType)); |
| 184 | if (nullptr == bitmap.get() || colorType != bitmap->colorType()) { |
| 185 | return Error::Nonfatal("Cannot convert to color type.\n"); |
| 186 | } |
| 187 | |
| 188 | canvas->drawBitmapRect(*bitmap, |
| 189 | SkRect::MakeXYWH((SkScalar) scaledBorder, (SkScalar) scaledBorder, |
| 190 | (SkScalar) (subsetWidth / fSampleSize), |
| 191 | (SkScalar) (subsetHeight / fSampleSize)), |
| 192 | SkRect::MakeXYWH((SkScalar) (left / fSampleSize), |
| 193 | (SkScalar) (top / fSampleSize), |
| 194 | (SkScalar) (subsetWidth / fSampleSize), |
| 195 | (SkScalar) (subsetHeight / fSampleSize)), |
| 196 | nullptr); |
| 197 | } |
| 198 | } |
| 199 | return ""; |
| 200 | } |
| 201 | default: |
| 202 | SkASSERT(false); |
| 203 | return "Error: Should not be reached.\n"; |
| 204 | } |
| 205 | } |
| 206 | |
| 207 | SkISize BRDSrc::size() const { |
| 208 | SkAutoTDelete<SkBitmapRegionDecoderInterface> brd(create_brd(fPath, fStrategy)); |
| 209 | if (brd) { |
| 210 | return SkISize::Make(SkTMax(1, brd->width() / (int) fSampleSize), |
| 211 | SkTMax(1, brd->height() / (int) fSampleSize)); |
| 212 | } |
| 213 | return SkISize::Make(0, 0); |
| 214 | } |
| 215 | |
| 216 | static SkString get_scaled_name(const Path& path, float scale) { |
| 217 | return SkStringPrintf("%s_%.3f", SkOSPath::Basename(path.c_str()).c_str(), scale); |
| 218 | } |
| 219 | |
| 220 | Name BRDSrc::name() const { |
| 221 | // We will replicate the names used by CodecSrc so that images can |
| 222 | // be compared in Gold. |
| 223 | if (1 == fSampleSize) { |
| 224 | return SkOSPath::Basename(fPath.c_str()); |
| 225 | } |
msarett | 7f69144 | 2015-09-22 11:56:16 -0700 | [diff] [blame] | 226 | return get_scaled_name(fPath, get_scale_from_sample_size(fSampleSize)); |
msarett | a5783ae | 2015-09-08 15:35:32 -0700 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 230 | |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 231 | CodecSrc::CodecSrc(Path path, Mode mode, DstColorType dstColorType, float scale) |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 232 | : fPath(path) |
| 233 | , fMode(mode) |
| 234 | , fDstColorType(dstColorType) |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 235 | , fScale(scale) |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 236 | {} |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 237 | |
mtklein | 99cab4e | 2015-07-31 06:43:04 -0700 | [diff] [blame] | 238 | bool CodecSrc::veto(SinkFlags flags) const { |
| 239 | // No need to test decoding to non-raster or indirect backend. |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 240 | // TODO: Once we implement GPU paths (e.g. JPEG YUV), we should use a deferred decode to |
| 241 | // let the GPU handle it. |
mtklein | 99cab4e | 2015-07-31 06:43:04 -0700 | [diff] [blame] | 242 | return flags.type != SinkFlags::kRaster |
| 243 | || flags.approach != SinkFlags::kDirect; |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 244 | } |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 245 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 246 | bool get_decode_info(SkImageInfo* decodeInfo, const SkImageInfo& defaultInfo, |
| 247 | SkColorType canvasColorType, CodecSrc::DstColorType dstColorType) { |
| 248 | switch (dstColorType) { |
| 249 | case CodecSrc::kIndex8_Always_DstColorType: |
| 250 | if (kRGB_565_SkColorType == canvasColorType) { |
| 251 | return false; |
| 252 | } |
| 253 | *decodeInfo = defaultInfo.makeColorType(kIndex_8_SkColorType); |
| 254 | break; |
| 255 | case CodecSrc::kGrayscale_Always_DstColorType: |
| 256 | if (kRGB_565_SkColorType == canvasColorType) { |
| 257 | return false; |
| 258 | } |
| 259 | *decodeInfo = defaultInfo.makeColorType(kGray_8_SkColorType); |
| 260 | break; |
| 261 | default: |
| 262 | *decodeInfo = defaultInfo.makeColorType(canvasColorType); |
| 263 | break; |
| 264 | } |
| 265 | |
| 266 | // FIXME: Currently we cannot draw unpremultiplied sources. |
| 267 | if (decodeInfo->alphaType() == kUnpremul_SkAlphaType) { |
| 268 | decodeInfo->makeAlphaType(kPremul_SkAlphaType); |
| 269 | } |
| 270 | return true; |
| 271 | } |
| 272 | |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 273 | Error CodecSrc::draw(SkCanvas* canvas) const { |
mtklein | 75d98fd | 2015-01-18 07:05:01 -0800 | [diff] [blame] | 274 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 275 | if (!encoded) { |
| 276 | return SkStringPrintf("Couldn't read %s.", fPath.c_str()); |
| 277 | } |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 278 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(encoded)); |
msarett | 9e707a0 | 2015-09-01 14:57:57 -0700 | [diff] [blame] | 279 | if (nullptr == codec.get()) { |
| 280 | return SkStringPrintf("Couldn't create codec for %s.", fPath.c_str()); |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 281 | } |
| 282 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 283 | SkImageInfo decodeInfo; |
| 284 | if (!get_decode_info(&decodeInfo, codec->getInfo(), canvas->imageInfo().colorType(), |
| 285 | fDstColorType)) { |
| 286 | return Error::Nonfatal("Testing non-565 to 565 is uninteresting."); |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 287 | } |
| 288 | |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 289 | // Try to scale the image if it is desired |
| 290 | SkISize size = codec->getScaledDimensions(fScale); |
| 291 | if (size == decodeInfo.dimensions() && 1.0f != fScale) { |
| 292 | return Error::Nonfatal("Test without scaling is uninteresting."); |
| 293 | } |
msarett | b32758a | 2015-08-18 13:22:46 -0700 | [diff] [blame] | 294 | |
| 295 | // Visually inspecting very small output images is not necessary. We will |
| 296 | // cover these cases in unit testing. |
| 297 | if ((size.width() <= 10 || size.height() <= 10) && 1.0f != fScale) { |
| 298 | return Error::Nonfatal("Scaling very small images is uninteresting."); |
| 299 | } |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 300 | decodeInfo = decodeInfo.makeWH(size.width(), size.height()); |
| 301 | |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 302 | // Construct a color table for the decode if necessary |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 303 | SkAutoTUnref<SkColorTable> colorTable(nullptr); |
| 304 | SkPMColor* colorPtr = nullptr; |
| 305 | int* colorCountPtr = nullptr; |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 306 | int maxColors = 256; |
| 307 | if (kIndex_8_SkColorType == decodeInfo.colorType()) { |
| 308 | SkPMColor colors[256]; |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 309 | colorTable.reset(new SkColorTable(colors, maxColors)); |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 310 | colorPtr = const_cast<SkPMColor*>(colorTable->readColors()); |
| 311 | colorCountPtr = &maxColors; |
| 312 | } |
| 313 | |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 314 | SkBitmap bitmap; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 315 | if (!bitmap.tryAllocPixels(decodeInfo, nullptr, colorTable.get())) { |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 316 | return SkStringPrintf("Image(%s) is too large (%d x %d)\n", fPath.c_str(), |
| 317 | decodeInfo.width(), decodeInfo.height()); |
| 318 | } |
| 319 | |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 320 | switch (fMode) { |
msarett | 9e707a0 | 2015-09-01 14:57:57 -0700 | [diff] [blame] | 321 | case kCodec_Mode: { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 322 | switch (codec->getPixels(decodeInfo, bitmap.getPixels(), bitmap.rowBytes(), nullptr, |
msarett | 438b2ad | 2015-04-09 12:43:10 -0700 | [diff] [blame] | 323 | colorPtr, colorCountPtr)) { |
scroggo | eb602a5 | 2015-07-09 08:16:03 -0700 | [diff] [blame] | 324 | case SkCodec::kSuccess: |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 325 | // We consider incomplete to be valid, since we should still decode what is |
| 326 | // available. |
scroggo | eb602a5 | 2015-07-09 08:16:03 -0700 | [diff] [blame] | 327 | case SkCodec::kIncompleteInput: |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 328 | break; |
scroggo | eb602a5 | 2015-07-09 08:16:03 -0700 | [diff] [blame] | 329 | case SkCodec::kInvalidConversion: |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 330 | return Error::Nonfatal("Incompatible colortype conversion"); |
| 331 | default: |
| 332 | // Everything else is considered a failure. |
| 333 | return SkStringPrintf("Couldn't getPixels %s.", fPath.c_str()); |
| 334 | } |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 335 | canvas->drawBitmap(bitmap, 0, 0); |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 336 | break; |
emmaleer | 0a4c3cb | 2015-06-22 10:40:21 -0700 | [diff] [blame] | 337 | } |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 338 | case kScanline_Mode: { |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 339 | if (SkCodec::kSuccess != codec->startScanlineDecode(decodeInfo, NULL, colorPtr, |
| 340 | colorCountPtr)) { |
msarett | 9e707a0 | 2015-09-01 14:57:57 -0700 | [diff] [blame] | 341 | return Error::Nonfatal("Could not start scanline decoder"); |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 342 | } |
scroggo | 1c005e4 | 2015-08-04 09:24:45 -0700 | [diff] [blame] | 343 | |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 344 | void* dst = bitmap.getAddr(0, 0); |
| 345 | size_t rowBytes = bitmap.rowBytes(); |
| 346 | uint32_t height = decodeInfo.height(); |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 347 | switch (codec->getScanlineOrder()) { |
| 348 | case SkCodec::kTopDown_SkScanlineOrder: |
| 349 | case SkCodec::kBottomUp_SkScanlineOrder: |
| 350 | case SkCodec::kNone_SkScanlineOrder: |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 351 | // We do not need to check the return value. On an incomplete |
| 352 | // image, memory will be filled with a default value. |
| 353 | codec->getScanlines(dst, height, rowBytes); |
msarett | 10522ff | 2015-09-07 08:54:01 -0700 | [diff] [blame] | 354 | break; |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 355 | case SkCodec::kOutOfOrder_SkScanlineOrder: { |
msarett | 10522ff | 2015-09-07 08:54:01 -0700 | [diff] [blame] | 356 | for (int y = 0; y < decodeInfo.height(); y++) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 357 | int dstY = codec->outputScanline(y); |
msarett | 10522ff | 2015-09-07 08:54:01 -0700 | [diff] [blame] | 358 | void* dstPtr = bitmap.getAddr(0, dstY); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 359 | // We complete the loop, even if this call begins to fail |
| 360 | // due to an incomplete image. This ensures any uninitialized |
| 361 | // memory will be filled with the proper value. |
| 362 | codec->getScanlines(dstPtr, 1, bitmap.rowBytes()); |
msarett | 10522ff | 2015-09-07 08:54:01 -0700 | [diff] [blame] | 363 | } |
| 364 | break; |
| 365 | } |
| 366 | } |
| 367 | |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 368 | canvas->drawBitmap(bitmap, 0, 0); |
| 369 | break; |
| 370 | } |
| 371 | case kScanline_Subset_Mode: { |
| 372 | //this mode decodes the image in divisor*divisor subsets, using a scanline decoder |
| 373 | const int divisor = 2; |
| 374 | const int w = decodeInfo.width(); |
| 375 | const int h = decodeInfo.height(); |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 376 | if (divisor > w || divisor > h) { |
msarett | 7054257 | 2015-06-19 07:44:05 -0700 | [diff] [blame] | 377 | return Error::Nonfatal(SkStringPrintf("Cannot decode subset: divisor %d is too big" |
| 378 | "for %s with dimensions (%d x %d)", divisor, fPath.c_str(), w, h)); |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 379 | } |
| 380 | const int subsetWidth = w/divisor; |
| 381 | const int subsetHeight = h/divisor; |
| 382 | // One of our subsets will be larger to contain any pixels that do not divide evenly. |
| 383 | const int extraX = w % divisor; |
| 384 | const int extraY = h % divisor; |
| 385 | /* |
| 386 | * if w or h are not evenly divided by divisor need to adjust width and height of end |
| 387 | * subsets to cover entire image. |
| 388 | * Add extraX and extraY to largestSubsetBm's width and height to adjust width |
| 389 | * and height of end subsets. |
| 390 | * subsetBm is extracted from largestSubsetBm. |
| 391 | * subsetBm's size is determined based on the current subset and may be larger for end |
| 392 | * subsets. |
| 393 | */ |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 394 | SkImageInfo largestSubsetDecodeInfo = |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 395 | decodeInfo.makeWH(subsetWidth + extraX, subsetHeight + extraY); |
| 396 | SkBitmap largestSubsetBm; |
msarett | 9e707a0 | 2015-09-01 14:57:57 -0700 | [diff] [blame] | 397 | if (!largestSubsetBm.tryAllocPixels(largestSubsetDecodeInfo, nullptr, |
| 398 | colorTable.get())) { |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 399 | return SkStringPrintf("Image(%s) is too large (%d x %d)\n", fPath.c_str(), |
| 400 | largestSubsetDecodeInfo.width(), largestSubsetDecodeInfo.height()); |
| 401 | } |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 402 | for (int col = 0; col < divisor; col++) { |
| 403 | //currentSubsetWidth may be larger than subsetWidth for rightmost subsets |
| 404 | const int currentSubsetWidth = (col + 1 == divisor) ? |
| 405 | subsetWidth + extraX : subsetWidth; |
| 406 | const int x = col * subsetWidth; |
| 407 | for (int row = 0; row < divisor; row++) { |
| 408 | //currentSubsetHeight may be larger than subsetHeight for bottom subsets |
| 409 | const int currentSubsetHeight = (row + 1 == divisor) ? |
| 410 | subsetHeight + extraY : subsetHeight; |
| 411 | const int y = row * subsetHeight; |
| 412 | //create scanline decoder for each subset |
msarett | fdb4757 | 2015-10-13 12:50:14 -0700 | [diff] [blame] | 413 | SkCodec::Options options; |
| 414 | SkIRect subset = SkIRect::MakeXYWH(x, 0, currentSubsetWidth, h); |
| 415 | options.fSubset = ⊂ |
| 416 | // TODO (msarett): Support this mode for all scanline orderings. |
| 417 | if (SkCodec::kSuccess != codec->startScanlineDecode(decodeInfo, &options, |
| 418 | colorPtr, colorCountPtr) || |
| 419 | SkCodec::kTopDown_SkScanlineOrder != codec->getScanlineOrder()) { |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 420 | if (x == 0 && y == 0) { |
| 421 | //first try, image may not be compatible |
msarett | 5406d6f | 2015-08-31 06:55:13 -0700 | [diff] [blame] | 422 | return Error::Nonfatal("Could not start top-down scanline decoder"); |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 423 | } else { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 424 | return "Error scanline decoder is nullptr"; |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 425 | } |
| 426 | } |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 427 | // Skip to the first line of subset. We ignore the result value here. |
| 428 | // If the skip value fails, this will indicate an incomplete image. |
| 429 | // This means that the call to getScanlines() will also fail, but it |
| 430 | // will fill the buffer with a default value, so we can still draw the |
| 431 | // image. |
| 432 | codec->skipScanlines(y); |
| 433 | |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 434 | //create and set size of subsetBm |
| 435 | SkBitmap subsetBm; |
scroggo | 6634cbb | 2015-09-30 13:01:55 -0700 | [diff] [blame] | 436 | SkIRect bounds = SkIRect::MakeWH(currentSubsetWidth, currentSubsetHeight); |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 437 | SkAssertResult(largestSubsetBm.extractSubset(&subsetBm, bounds)); |
msarett | fdb4757 | 2015-10-13 12:50:14 -0700 | [diff] [blame] | 438 | SkAutoLockPixels autolock(subsetBm, true); |
| 439 | codec->getScanlines(subsetBm.getAddr(0, 0), currentSubsetHeight, |
| 440 | subsetBm.rowBytes()); |
scroggo | 4358f13 | 2015-07-30 11:33:04 -0700 | [diff] [blame] | 441 | subsetBm.notifyPixelsChanged(); |
emmaleer | 9700206 | 2015-05-27 12:36:10 -0700 | [diff] [blame] | 442 | canvas->drawBitmap(subsetBm, SkIntToScalar(x), SkIntToScalar(y)); |
| 443 | } |
| 444 | } |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 445 | break; |
| 446 | } |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 447 | case kStripe_Mode: { |
| 448 | const int height = decodeInfo.height(); |
| 449 | // This value is chosen arbitrarily. We exercise more cases by choosing a value that |
| 450 | // does not align with image blocks. |
| 451 | const int stripeHeight = 37; |
| 452 | const int numStripes = (height + stripeHeight - 1) / stripeHeight; |
| 453 | |
| 454 | // Decode odd stripes |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 455 | if (SkCodec::kSuccess != codec->startScanlineDecode(decodeInfo, NULL, colorPtr, |
| 456 | colorCountPtr) |
| 457 | || SkCodec::kTopDown_SkScanlineOrder != codec->getScanlineOrder()) { |
msarett | 9e707a0 | 2015-09-01 14:57:57 -0700 | [diff] [blame] | 458 | // This mode was designed to test the new skip scanlines API in libjpeg-turbo. |
| 459 | // Jpegs have kTopDown_SkScanlineOrder, and at this time, it is not interesting |
| 460 | // to run this test for image types that do not have this scanline ordering. |
msarett | 5406d6f | 2015-08-31 06:55:13 -0700 | [diff] [blame] | 461 | return Error::Nonfatal("Could not start top-down scanline decoder"); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 462 | } |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 463 | |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 464 | for (int i = 0; i < numStripes; i += 2) { |
| 465 | // Skip a stripe |
| 466 | const int linesToSkip = SkTMin(stripeHeight, height - i * stripeHeight); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 467 | codec->skipScanlines(linesToSkip); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 468 | |
| 469 | // Read a stripe |
| 470 | const int startY = (i + 1) * stripeHeight; |
| 471 | const int linesToRead = SkTMin(stripeHeight, height - startY); |
| 472 | if (linesToRead > 0) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 473 | codec->getScanlines(bitmap.getAddr(0, startY), linesToRead, bitmap.rowBytes()); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 474 | } |
| 475 | } |
| 476 | |
| 477 | // Decode even stripes |
scroggo | 46c5747 | 2015-09-30 08:57:13 -0700 | [diff] [blame] | 478 | const SkCodec::Result startResult = codec->startScanlineDecode(decodeInfo, nullptr, |
| 479 | colorPtr, colorCountPtr); |
scroggo | 1c005e4 | 2015-08-04 09:24:45 -0700 | [diff] [blame] | 480 | if (SkCodec::kSuccess != startResult) { |
| 481 | return "Failed to restart scanline decoder with same parameters."; |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 482 | } |
| 483 | for (int i = 0; i < numStripes; i += 2) { |
| 484 | // Read a stripe |
| 485 | const int startY = i * stripeHeight; |
| 486 | const int linesToRead = SkTMin(stripeHeight, height - startY); |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 487 | codec->getScanlines(bitmap.getAddr(0, startY), linesToRead, bitmap.rowBytes()); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 488 | |
| 489 | // Skip a stripe |
msarett | f6db27e | 2015-06-12 09:34:04 -0700 | [diff] [blame] | 490 | const int linesToSkip = SkTMin(stripeHeight, height - (i + 1) * stripeHeight); |
| 491 | if (linesToSkip > 0) { |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 492 | codec->skipScanlines(linesToSkip); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 493 | } |
| 494 | } |
| 495 | canvas->drawBitmap(bitmap, 0, 0); |
emmaleer | 0a4c3cb | 2015-06-22 10:40:21 -0700 | [diff] [blame] | 496 | break; |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 497 | } |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 498 | case kSubset_Mode: { |
| 499 | // Arbitrarily choose a divisor. |
| 500 | int divisor = 2; |
| 501 | // Total width/height of the image. |
| 502 | const int W = codec->getInfo().width(); |
| 503 | const int H = codec->getInfo().height(); |
| 504 | if (divisor > W || divisor > H) { |
| 505 | return Error::Nonfatal(SkStringPrintf("Cannot codec subset: divisor %d is too big " |
| 506 | "for %s with dimensions (%d x %d)", divisor, |
| 507 | fPath.c_str(), W, H)); |
| 508 | } |
| 509 | // subset dimensions |
| 510 | // SkWebpCodec, the only one that supports subsets, requires even top/left boundaries. |
| 511 | const int w = SkAlign2(W / divisor); |
| 512 | const int h = SkAlign2(H / divisor); |
| 513 | SkIRect subset; |
| 514 | SkCodec::Options opts; |
| 515 | opts.fSubset = ⊂ |
| 516 | SkBitmap subsetBm; |
| 517 | // We will reuse pixel memory from bitmap. |
| 518 | void* pixels = bitmap.getPixels(); |
| 519 | // Keep track of left and top (for drawing subsetBm into canvas). We could use |
| 520 | // fScale * x and fScale * y, but we want integers such that the next subset will start |
| 521 | // where the last one ended. So we'll add decodeInfo.width() and height(). |
| 522 | int left = 0; |
| 523 | for (int x = 0; x < W; x += w) { |
| 524 | int top = 0; |
| 525 | for (int y = 0; y < H; y+= h) { |
| 526 | // Do not make the subset go off the edge of the image. |
| 527 | const int preScaleW = SkTMin(w, W - x); |
| 528 | const int preScaleH = SkTMin(h, H - y); |
| 529 | subset.setXYWH(x, y, preScaleW, preScaleH); |
| 530 | // And scale |
| 531 | // FIXME: Should we have a version of getScaledDimensions that takes a subset |
| 532 | // into account? |
msarett | e6dd004 | 2015-10-09 11:07:34 -0700 | [diff] [blame] | 533 | decodeInfo = decodeInfo.makeWH( |
| 534 | SkTMax(1, SkScalarRoundToInt(preScaleW * fScale)), |
| 535 | SkTMax(1, SkScalarRoundToInt(preScaleH * fScale))); |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 536 | size_t rowBytes = decodeInfo.minRowBytes(); |
| 537 | if (!subsetBm.installPixels(decodeInfo, pixels, rowBytes, colorTable.get(), |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 538 | nullptr, nullptr)) { |
scroggo | b636b45 | 2015-07-22 07:16:20 -0700 | [diff] [blame] | 539 | return SkStringPrintf("could not install pixels for %s.", fPath.c_str()); |
| 540 | } |
| 541 | const SkCodec::Result result = codec->getPixels(decodeInfo, pixels, rowBytes, |
| 542 | &opts, colorPtr, colorCountPtr); |
| 543 | switch (result) { |
| 544 | case SkCodec::kSuccess: |
| 545 | case SkCodec::kIncompleteInput: |
| 546 | break; |
| 547 | case SkCodec::kInvalidConversion: |
| 548 | if (0 == (x|y)) { |
| 549 | // First subset is okay to return unimplemented. |
| 550 | return Error::Nonfatal("Incompatible colortype conversion"); |
| 551 | } |
| 552 | // If the first subset succeeded, a later one should not fail. |
| 553 | // fall through to failure |
| 554 | case SkCodec::kUnimplemented: |
| 555 | if (0 == (x|y)) { |
| 556 | // First subset is okay to return unimplemented. |
| 557 | return Error::Nonfatal("subset codec not supported"); |
| 558 | } |
| 559 | // If the first subset succeeded, why would a later one fail? |
| 560 | // fall through to failure |
| 561 | default: |
| 562 | return SkStringPrintf("subset codec failed to decode (%d, %d, %d, %d) " |
| 563 | "from %s with dimensions (%d x %d)\t error %d", |
| 564 | x, y, decodeInfo.width(), decodeInfo.height(), |
| 565 | fPath.c_str(), W, H, result); |
| 566 | } |
| 567 | canvas->drawBitmap(subsetBm, SkIntToScalar(left), SkIntToScalar(top)); |
| 568 | // translate by the scaled height. |
| 569 | top += decodeInfo.height(); |
| 570 | } |
| 571 | // translate by the scaled width. |
| 572 | left += decodeInfo.width(); |
| 573 | } |
| 574 | return ""; |
| 575 | } |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 576 | } |
scroggo | 9c59ebc | 2015-03-25 13:48:49 -0700 | [diff] [blame] | 577 | return ""; |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | SkISize CodecSrc::size() const { |
| 581 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 582 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(encoded)); |
scroggo | 7fac5af | 2015-09-30 11:33:12 -0700 | [diff] [blame] | 583 | if (nullptr == codec) { |
| 584 | return SkISize::Make(0, 0); |
| 585 | } |
| 586 | return codec->getScaledDimensions(fScale); |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 587 | } |
| 588 | |
| 589 | Name CodecSrc::name() const { |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 590 | if (1.0f == fScale) { |
| 591 | return SkOSPath::Basename(fPath.c_str()); |
msarett | 0a24297 | 2015-06-11 14:27:27 -0700 | [diff] [blame] | 592 | } |
msarett | a5783ae | 2015-09-08 15:35:32 -0700 | [diff] [blame] | 593 | return get_scaled_name(fPath, fScale); |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 594 | } |
| 595 | |
| 596 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 597 | |
msarett | 3d9d7a7 | 2015-10-21 10:27:10 -0700 | [diff] [blame^] | 598 | AndroidCodecSrc::AndroidCodecSrc(Path path, Mode mode, CodecSrc::DstColorType dstColorType, |
| 599 | int sampleSize) |
| 600 | : fPath(path) |
| 601 | , fMode(mode) |
| 602 | , fDstColorType(dstColorType) |
| 603 | , fSampleSize(sampleSize) |
| 604 | {} |
| 605 | |
| 606 | bool AndroidCodecSrc::veto(SinkFlags flags) const { |
| 607 | // No need to test decoding to non-raster or indirect backend. |
| 608 | // TODO: Once we implement GPU paths (e.g. JPEG YUV), we should use a deferred decode to |
| 609 | // let the GPU handle it. |
| 610 | return flags.type != SinkFlags::kRaster |
| 611 | || flags.approach != SinkFlags::kDirect; |
| 612 | } |
| 613 | |
| 614 | Error AndroidCodecSrc::draw(SkCanvas* canvas) const { |
| 615 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
| 616 | if (!encoded) { |
| 617 | return SkStringPrintf("Couldn't read %s.", fPath.c_str()); |
| 618 | } |
| 619 | SkAutoTDelete<SkAndroidCodec> codec(SkAndroidCodec::NewFromData(encoded)); |
| 620 | if (nullptr == codec.get()) { |
| 621 | return SkStringPrintf("Couldn't create android codec for %s.", fPath.c_str()); |
| 622 | } |
| 623 | |
| 624 | SkImageInfo decodeInfo; |
| 625 | if (!get_decode_info(&decodeInfo, codec->getInfo(), canvas->imageInfo().colorType(), |
| 626 | fDstColorType)) { |
| 627 | return Error::Nonfatal("Testing non-565 to 565 is uninteresting."); |
| 628 | } |
| 629 | |
| 630 | // Scale the image if it is desired. |
| 631 | SkISize size = codec->getSampledDimensions(fSampleSize); |
| 632 | |
| 633 | // Visually inspecting very small output images is not necessary. We will |
| 634 | // cover these cases in unit testing. |
| 635 | if ((size.width() <= 10 || size.height() <= 10) && 1 != fSampleSize) { |
| 636 | return Error::Nonfatal("Scaling very small images is uninteresting."); |
| 637 | } |
| 638 | decodeInfo = decodeInfo.makeWH(size.width(), size.height()); |
| 639 | |
| 640 | // Construct a color table for the decode if necessary |
| 641 | SkAutoTUnref<SkColorTable> colorTable(nullptr); |
| 642 | SkPMColor* colorPtr = nullptr; |
| 643 | int* colorCountPtr = nullptr; |
| 644 | int maxColors = 256; |
| 645 | if (kIndex_8_SkColorType == decodeInfo.colorType()) { |
| 646 | SkPMColor colors[256]; |
| 647 | colorTable.reset(new SkColorTable(colors, maxColors)); |
| 648 | colorPtr = const_cast<SkPMColor*>(colorTable->readColors()); |
| 649 | colorCountPtr = &maxColors; |
| 650 | } |
| 651 | |
| 652 | SkBitmap bitmap; |
| 653 | if (!bitmap.tryAllocPixels(decodeInfo, nullptr, colorTable.get())) { |
| 654 | return SkStringPrintf("Image(%s) is too large (%d x %d)\n", fPath.c_str(), |
| 655 | decodeInfo.width(), decodeInfo.height()); |
| 656 | } |
| 657 | |
| 658 | // Create options for the codec. |
| 659 | SkAndroidCodec::AndroidOptions options; |
| 660 | options.fColorPtr = colorPtr; |
| 661 | options.fColorCount = colorCountPtr; |
| 662 | options.fSampleSize = fSampleSize; |
| 663 | |
| 664 | switch (fMode) { |
| 665 | case kFullImage_Mode: { |
| 666 | switch (codec->getAndroidPixels(decodeInfo, bitmap.getPixels(), bitmap.rowBytes(), |
| 667 | &options)) { |
| 668 | case SkCodec::kSuccess: |
| 669 | case SkCodec::kIncompleteInput: |
| 670 | break; |
| 671 | case SkCodec::kInvalidConversion: |
| 672 | return Error::Nonfatal("Cannot convert to requested color type.\n"); |
| 673 | default: |
| 674 | return SkStringPrintf("Couldn't getPixels %s.", fPath.c_str()); |
| 675 | } |
| 676 | canvas->drawBitmap(bitmap, 0, 0); |
| 677 | return ""; |
| 678 | } |
| 679 | case kDivisor_Mode: { |
| 680 | const int width = codec->getInfo().width(); |
| 681 | const int height = codec->getInfo().height(); |
| 682 | const int divisor = 2; |
| 683 | if (width < divisor || height < divisor) { |
| 684 | return Error::Nonfatal("Divisor is larger than image dimension.\n"); |
| 685 | } |
| 686 | |
| 687 | // Rounding the size of the subsets may leave some pixels uninitialized on the bottom |
| 688 | // and right edges of the bitmap. |
| 689 | bitmap.eraseColor(0); |
| 690 | for (int x = 0; x < divisor; x++) { |
| 691 | for (int y = 0; y < divisor; y++) { |
| 692 | // Calculate the subset dimensions |
| 693 | int subsetWidth = width / divisor; |
| 694 | int subsetHeight = height / divisor; |
| 695 | const int left = x * subsetWidth; |
| 696 | const int top = y * subsetHeight; |
| 697 | |
| 698 | // Increase the size of the last subset in each row or column, when the |
| 699 | // divisor does not divide evenly into the image dimensions |
| 700 | subsetWidth += (x + 1 == divisor) ? (width % divisor) : 0; |
| 701 | subsetHeight += (y + 1 == divisor) ? (height % divisor) : 0; |
| 702 | SkIRect subset = SkIRect::MakeXYWH(left, top, subsetWidth, subsetHeight); |
| 703 | if (!codec->getSupportedSubset(&subset)) { |
| 704 | return "Could not get supported subset to decode.\n"; |
| 705 | } |
| 706 | options.fSubset = ⊂ |
| 707 | void* pixels = bitmap.getAddr(subset.left() / fSampleSize, |
| 708 | subset.top() / fSampleSize); |
| 709 | SkISize scaledSubsetSize = codec->getSampledSubsetDimensions(fSampleSize, |
| 710 | subset); |
| 711 | SkImageInfo subsetDecodeInfo = decodeInfo.makeWH(scaledSubsetSize.width(), |
| 712 | scaledSubsetSize.height()); |
| 713 | |
| 714 | switch (codec->getAndroidPixels(subsetDecodeInfo, pixels, bitmap.rowBytes(), |
| 715 | &options)) { |
| 716 | case SkCodec::kSuccess: |
| 717 | case SkCodec::kIncompleteInput: |
| 718 | break; |
| 719 | case SkCodec::kInvalidConversion: |
| 720 | return Error::Nonfatal("Cannot convert to requested color type.\n"); |
| 721 | default: |
| 722 | return SkStringPrintf("Couldn't getPixels %s.", fPath.c_str()); |
| 723 | } |
| 724 | } |
| 725 | } |
| 726 | canvas->drawBitmap(bitmap, 0, 0); |
| 727 | return ""; |
| 728 | } |
| 729 | default: |
| 730 | SkASSERT(false); |
| 731 | return "Error: Should not be reached.\n"; |
| 732 | } |
| 733 | } |
| 734 | |
| 735 | SkISize AndroidCodecSrc::size() const { |
| 736 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
| 737 | SkAutoTDelete<SkAndroidCodec> codec(SkAndroidCodec::NewFromData(encoded)); |
| 738 | if (nullptr == codec) { |
| 739 | return SkISize::Make(0, 0); |
| 740 | } |
| 741 | return codec->getSampledDimensions(fSampleSize); |
| 742 | } |
| 743 | |
| 744 | Name AndroidCodecSrc::name() const { |
| 745 | // We will replicate the names used by CodecSrc so that images can |
| 746 | // be compared in Gold. |
| 747 | if (1 == fSampleSize) { |
| 748 | return SkOSPath::Basename(fPath.c_str()); |
| 749 | } |
| 750 | return get_scaled_name(fPath, get_scale_from_sample_size(fSampleSize)); |
| 751 | } |
| 752 | |
| 753 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 754 | |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 755 | ImageSrc::ImageSrc(Path path, int divisor) : fPath(path), fDivisor(divisor) {} |
| 756 | |
mtklein | 99cab4e | 2015-07-31 06:43:04 -0700 | [diff] [blame] | 757 | bool ImageSrc::veto(SinkFlags flags) const { |
| 758 | // No need to test decoding to non-raster or indirect backend. |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 759 | // TODO: Instead, use lazy decoding to allow the GPU to handle cases like YUV. |
mtklein | 99cab4e | 2015-07-31 06:43:04 -0700 | [diff] [blame] | 760 | return flags.type != SinkFlags::kRaster |
| 761 | || flags.approach != SinkFlags::kDirect; |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 762 | } |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 763 | |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 764 | Error ImageSrc::draw(SkCanvas* canvas) const { |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 765 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
| 766 | if (!encoded) { |
| 767 | return SkStringPrintf("Couldn't read %s.", fPath.c_str()); |
| 768 | } |
mtklein | e0effd6 | 2015-07-29 06:37:28 -0700 | [diff] [blame] | 769 | const SkColorType dstColorType = canvas->imageInfo().colorType(); |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 770 | if (fDivisor == 0) { |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 771 | // Decode the full image. |
| 772 | SkBitmap bitmap; |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 773 | if (!SkImageDecoder::DecodeMemory(encoded->data(), encoded->size(), &bitmap, |
| 774 | dstColorType, SkImageDecoder::kDecodePixels_Mode)) { |
| 775 | return SkStringPrintf("Couldn't decode %s.", fPath.c_str()); |
| 776 | } |
| 777 | if (kRGB_565_SkColorType == dstColorType && !bitmap.isOpaque()) { |
| 778 | // Do not draw a bitmap with alpha to a destination without alpha. |
| 779 | return Error::Nonfatal("Uninteresting to decode image with alpha into 565."); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 780 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 781 | encoded.reset((SkData*)nullptr); // Might as well drop this when we're done with it. |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 782 | canvas->drawBitmap(bitmap, 0,0); |
| 783 | return ""; |
| 784 | } |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 785 | // Decode subsets. This is a little involved. |
scroggo | a1193e4 | 2015-01-21 12:09:53 -0800 | [diff] [blame] | 786 | SkAutoTDelete<SkMemoryStream> stream(new SkMemoryStream(encoded)); |
| 787 | SkAutoTDelete<SkImageDecoder> decoder(SkImageDecoder::Factory(stream.get())); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 788 | if (!decoder) { |
| 789 | return SkStringPrintf("Can't find a good decoder for %s.", fPath.c_str()); |
| 790 | } |
scroggo | a1193e4 | 2015-01-21 12:09:53 -0800 | [diff] [blame] | 791 | stream->rewind(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 792 | int w,h; |
msarett | 7054257 | 2015-06-19 07:44:05 -0700 | [diff] [blame] | 793 | if (!decoder->buildTileIndex(stream.detach(), &w, &h)) { |
mtklein | 4089ef7 | 2015-03-05 08:40:28 -0800 | [diff] [blame] | 794 | return Error::Nonfatal("Subset decoding not supported."); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 795 | } |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 796 | |
| 797 | // Divide the image into subsets that cover the entire image. |
| 798 | if (fDivisor > w || fDivisor > h) { |
msarett | 7054257 | 2015-06-19 07:44:05 -0700 | [diff] [blame] | 799 | return Error::Nonfatal(SkStringPrintf("Cannot decode subset: divisor %d is too big" |
| 800 | "for %s with dimensions (%d x %d)", fDivisor, fPath.c_str(), w, h)); |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 801 | } |
| 802 | const int subsetWidth = w / fDivisor, |
| 803 | subsetHeight = h / fDivisor; |
| 804 | for (int y = 0; y < h; y += subsetHeight) { |
| 805 | for (int x = 0; x < w; x += subsetWidth) { |
| 806 | SkBitmap subset; |
| 807 | SkIRect rect = SkIRect::MakeXYWH(x, y, subsetWidth, subsetHeight); |
| 808 | if (!decoder->decodeSubset(&subset, rect, dstColorType)) { |
| 809 | return SkStringPrintf("Could not decode subset (%d, %d, %d, %d).", |
| 810 | x, y, x+subsetWidth, y+subsetHeight); |
| 811 | } |
scroggo | 56e25dd | 2015-03-05 11:46:40 -0800 | [diff] [blame] | 812 | if (kRGB_565_SkColorType == dstColorType && !subset.isOpaque()) { |
| 813 | // Do not draw a bitmap with alpha to a destination without alpha. |
| 814 | // This is not an error, but there is nothing interesting to show. |
| 815 | |
| 816 | // This should only happen on the first iteration through the loop. |
| 817 | SkASSERT(0 == x && 0 == y); |
| 818 | |
| 819 | return Error::Nonfatal("Uninteresting to decode image with alpha into 565."); |
| 820 | } |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 821 | canvas->drawBitmap(subset, SkIntToScalar(x), SkIntToScalar(y)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 822 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 823 | } |
| 824 | return ""; |
| 825 | } |
| 826 | |
| 827 | SkISize ImageSrc::size() const { |
mtklein | 75d98fd | 2015-01-18 07:05:01 -0800 | [diff] [blame] | 828 | SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(fPath.c_str())); |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 829 | SkBitmap bitmap; |
| 830 | if (!encoded || !SkImageDecoder::DecodeMemory(encoded->data(), |
| 831 | encoded->size(), |
| 832 | &bitmap, |
| 833 | kUnknown_SkColorType, |
| 834 | SkImageDecoder::kDecodeBounds_Mode)) { |
| 835 | return SkISize::Make(0,0); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 836 | } |
scroggo | 9b77ddd | 2015-03-19 06:03:39 -0700 | [diff] [blame] | 837 | return bitmap.dimensions(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 838 | } |
| 839 | |
mtklein | 9264a95 | 2015-01-20 10:11:53 -0800 | [diff] [blame] | 840 | Name ImageSrc::name() const { |
mtklein | edc93bc | 2015-01-30 13:22:23 -0800 | [diff] [blame] | 841 | return SkOSPath::Basename(fPath.c_str()); |
mtklein | 9264a95 | 2015-01-20 10:11:53 -0800 | [diff] [blame] | 842 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 843 | |
| 844 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 845 | |
mtklein | f4ba321 | 2015-01-28 15:32:24 -0800 | [diff] [blame] | 846 | static const SkRect kSKPViewport = {0,0, 1000,1000}; |
| 847 | |
mtklein | 8d17a13 | 2015-01-30 11:42:31 -0800 | [diff] [blame] | 848 | SKPSrc::SKPSrc(Path path) : fPath(path) {} |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 849 | |
| 850 | Error SKPSrc::draw(SkCanvas* canvas) const { |
scroggo | a1193e4 | 2015-01-21 12:09:53 -0800 | [diff] [blame] | 851 | SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(fPath.c_str())); |
mtklein | 75d98fd | 2015-01-18 07:05:01 -0800 | [diff] [blame] | 852 | if (!stream) { |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 853 | return SkStringPrintf("Couldn't read %s.", fPath.c_str()); |
| 854 | } |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 855 | SkAutoTUnref<SkPicture> pic(SkPicture::CreateFromStream(stream, &lazy_decode_bitmap)); |
mtklein | 75d98fd | 2015-01-18 07:05:01 -0800 | [diff] [blame] | 856 | if (!pic) { |
| 857 | return SkStringPrintf("Couldn't decode %s as a picture.", fPath.c_str()); |
| 858 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 859 | stream.reset((SkStream*)nullptr); // Might as well drop this when we're done with it. |
joshualitt | 7c3a2f8 | 2015-03-31 13:32:05 -0700 | [diff] [blame] | 860 | |
mtklein | f4ba321 | 2015-01-28 15:32:24 -0800 | [diff] [blame] | 861 | canvas->clipRect(kSKPViewport); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 862 | canvas->drawPicture(pic); |
| 863 | return ""; |
| 864 | } |
| 865 | |
| 866 | SkISize SKPSrc::size() const { |
mtklein | ffa901a | 2015-03-16 10:38:07 -0700 | [diff] [blame] | 867 | SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(fPath.c_str())); |
| 868 | if (!stream) { |
| 869 | return SkISize::Make(0,0); |
| 870 | } |
| 871 | SkPictInfo info; |
| 872 | if (!SkPicture::InternalOnly_StreamIsSKP(stream, &info)) { |
| 873 | return SkISize::Make(0,0); |
| 874 | } |
| 875 | SkRect viewport = kSKPViewport; |
| 876 | if (!viewport.intersect(info.fCullRect)) { |
| 877 | return SkISize::Make(0,0); |
| 878 | } |
| 879 | return viewport.roundOut().size(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 880 | } |
| 881 | |
| 882 | Name SKPSrc::name() const { return SkOSPath::Basename(fPath.c_str()); } |
| 883 | |
| 884 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 885 | |
mtklein | ad66f9b | 2015-02-13 15:11:10 -0800 | [diff] [blame] | 886 | Error NullSink::draw(const Src& src, SkBitmap*, SkWStream*, SkString*) const { |
| 887 | SkAutoTDelete<SkCanvas> canvas(SkCreateNullCanvas()); |
| 888 | return src.draw(canvas); |
| 889 | } |
| 890 | |
| 891 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 892 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 893 | DEFINE_bool(gpuStats, false, "Append GPU stats to the log for each GPU task?"); |
| 894 | |
mtklein | 82d2843 | 2015-01-15 12:46:02 -0800 | [diff] [blame] | 895 | GPUSink::GPUSink(GrContextFactory::GLContextType ct, |
| 896 | GrGLStandard api, |
| 897 | int samples, |
bsalomon | afcd7cd | 2015-08-31 12:39:41 -0700 | [diff] [blame] | 898 | bool diText, |
mtklein | 82d2843 | 2015-01-15 12:46:02 -0800 | [diff] [blame] | 899 | bool threaded) |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 900 | : fContextType(ct) |
| 901 | , fGpuAPI(api) |
| 902 | , fSampleCount(samples) |
bsalomon | afcd7cd | 2015-08-31 12:39:41 -0700 | [diff] [blame] | 903 | , fUseDIText(diText) |
mtklein | 82d2843 | 2015-01-15 12:46:02 -0800 | [diff] [blame] | 904 | , fThreaded(threaded) {} |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 905 | |
| 906 | int GPUSink::enclave() const { |
mtklein | 55e88b2 | 2015-01-21 15:50:13 -0800 | [diff] [blame] | 907 | return fThreaded ? kAnyThread_Enclave : kGPU_Enclave; |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 908 | } |
| 909 | |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 910 | void PreAbandonGpuContextErrorHandler(SkError, void*) {} |
| 911 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 912 | Error GPUSink::draw(const Src& src, SkBitmap* dst, SkWStream*, SkString* log) const { |
bsalomon | 4ee6bd8 | 2015-05-27 13:23:23 -0700 | [diff] [blame] | 913 | GrContextOptions options; |
| 914 | src.modifyGrContextOptions(&options); |
| 915 | |
| 916 | GrContextFactory factory(options); |
mtklein | f4ba321 | 2015-01-28 15:32:24 -0800 | [diff] [blame] | 917 | const SkISize size = src.size(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 918 | const SkImageInfo info = |
| 919 | SkImageInfo::Make(size.width(), size.height(), kN32_SkColorType, kPremul_SkAlphaType); |
| 920 | SkAutoTUnref<SkSurface> surface( |
bsalomon | afcd7cd | 2015-08-31 12:39:41 -0700 | [diff] [blame] | 921 | NewGpuSurface(&factory, fContextType, fGpuAPI, info, fSampleCount, fUseDIText)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 922 | if (!surface) { |
| 923 | return "Could not create a surface."; |
| 924 | } |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 925 | if (FLAGS_preAbandonGpuContext) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 926 | SkSetErrorCallback(&PreAbandonGpuContextErrorHandler, nullptr); |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 927 | factory.abandonContexts(); |
| 928 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 929 | SkCanvas* canvas = surface->getCanvas(); |
| 930 | Error err = src.draw(canvas); |
| 931 | if (!err.isEmpty()) { |
| 932 | return err; |
| 933 | } |
| 934 | canvas->flush(); |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 935 | if (FLAGS_gpuStats) { |
| 936 | canvas->getGrContext()->dumpCacheStats(log); |
| 937 | canvas->getGrContext()->dumpGpuStats(log); |
| 938 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 939 | dst->allocPixels(info); |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 940 | canvas->readPixels(dst, 0, 0); |
mtklein | 55e88b2 | 2015-01-21 15:50:13 -0800 | [diff] [blame] | 941 | if (FLAGS_abandonGpuContext) { |
| 942 | factory.abandonContexts(); |
| 943 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 944 | return ""; |
| 945 | } |
| 946 | |
| 947 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 948 | |
halcanary | 47ef4d5 | 2015-03-03 09:13:09 -0800 | [diff] [blame] | 949 | static Error draw_skdocument(const Src& src, SkDocument* doc, SkWStream* dst) { |
| 950 | // Print the given DM:Src to a document, breaking on 8.5x11 pages. |
| 951 | SkASSERT(doc); |
halcanary | fd4a993 | 2015-01-28 11:45:58 -0800 | [diff] [blame] | 952 | int width = src.size().width(), |
| 953 | height = src.size().height(); |
| 954 | |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 955 | if (FLAGS_multiPage) { |
| 956 | const int kLetterWidth = 612, // 8.5 * 72 |
| 957 | kLetterHeight = 792; // 11 * 72 |
| 958 | const SkRect letter = SkRect::MakeWH(SkIntToScalar(kLetterWidth), |
| 959 | SkIntToScalar(kLetterHeight)); |
halcanary | fd4a993 | 2015-01-28 11:45:58 -0800 | [diff] [blame] | 960 | |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 961 | int xPages = ((width - 1) / kLetterWidth) + 1; |
| 962 | int yPages = ((height - 1) / kLetterHeight) + 1; |
halcanary | fd4a993 | 2015-01-28 11:45:58 -0800 | [diff] [blame] | 963 | |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 964 | for (int y = 0; y < yPages; ++y) { |
| 965 | for (int x = 0; x < xPages; ++x) { |
| 966 | int w = SkTMin(kLetterWidth, width - (x * kLetterWidth)); |
| 967 | int h = SkTMin(kLetterHeight, height - (y * kLetterHeight)); |
| 968 | SkCanvas* canvas = |
| 969 | doc->beginPage(SkIntToScalar(w), SkIntToScalar(h)); |
| 970 | if (!canvas) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 971 | return "SkDocument::beginPage(w,h) returned nullptr"; |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 972 | } |
| 973 | canvas->clipRect(letter); |
| 974 | canvas->translate(-letter.width() * x, -letter.height() * y); |
| 975 | Error err = src.draw(canvas); |
| 976 | if (!err.isEmpty()) { |
| 977 | return err; |
| 978 | } |
| 979 | doc->endPage(); |
djsollen | 2ab9000 | 2015-04-03 06:38:31 -0700 | [diff] [blame] | 980 | } |
halcanary | fd4a993 | 2015-01-28 11:45:58 -0800 | [diff] [blame] | 981 | } |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 982 | } else { |
| 983 | SkCanvas* canvas = |
| 984 | doc->beginPage(SkIntToScalar(width), SkIntToScalar(height)); |
| 985 | if (!canvas) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 986 | return "SkDocument::beginPage(w,h) returned nullptr"; |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 987 | } |
| 988 | Error err = src.draw(canvas); |
| 989 | if (!err.isEmpty()) { |
| 990 | return err; |
| 991 | } |
| 992 | doc->endPage(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 993 | } |
halcanary | 7e79818 | 2015-04-14 14:06:18 -0700 | [diff] [blame] | 994 | if (!doc->close()) { |
| 995 | return "SkDocument::close() returned false"; |
| 996 | } |
halcanary | fd4a993 | 2015-01-28 11:45:58 -0800 | [diff] [blame] | 997 | dst->flush(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 998 | return ""; |
| 999 | } |
| 1000 | |
halcanary | c11c62f | 2015-09-28 11:51:54 -0700 | [diff] [blame] | 1001 | PDFSink::PDFSink(const char* rasterizer) : fRasterizer(rasterizer) {} |
halcanary | 47ef4d5 | 2015-03-03 09:13:09 -0800 | [diff] [blame] | 1002 | |
| 1003 | Error PDFSink::draw(const Src& src, SkBitmap*, SkWStream* dst, SkString*) const { |
| 1004 | SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(dst)); |
| 1005 | if (!doc) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1006 | return "SkDocument::CreatePDF() returned nullptr"; |
halcanary | 47ef4d5 | 2015-03-03 09:13:09 -0800 | [diff] [blame] | 1007 | } |
halcanary | f12a167 | 2015-09-23 12:45:49 -0700 | [diff] [blame] | 1008 | SkTArray<SkDocument::Attribute> info; |
| 1009 | info.emplace_back(SkString("Title"), src.name()); |
| 1010 | info.emplace_back(SkString("Subject"), |
| 1011 | SkString("rendering correctness test")); |
| 1012 | info.emplace_back(SkString("Creator"), SkString("Skia/DM")); |
halcanary | c11c62f | 2015-09-28 11:51:54 -0700 | [diff] [blame] | 1013 | |
| 1014 | info.emplace_back(SkString("Keywords"), |
| 1015 | SkStringPrintf("Rasterizer:%s;", fRasterizer)); |
halcanary | f12a167 | 2015-09-23 12:45:49 -0700 | [diff] [blame] | 1016 | doc->setMetadata(info, nullptr, nullptr); |
halcanary | 47ef4d5 | 2015-03-03 09:13:09 -0800 | [diff] [blame] | 1017 | return draw_skdocument(src, doc.get(), dst); |
| 1018 | } |
| 1019 | |
| 1020 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1021 | |
| 1022 | XPSSink::XPSSink() {} |
| 1023 | |
| 1024 | Error XPSSink::draw(const Src& src, SkBitmap*, SkWStream* dst, SkString*) const { |
| 1025 | SkAutoTUnref<SkDocument> doc(SkDocument::CreateXPS(dst)); |
| 1026 | if (!doc) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1027 | return "SkDocument::CreateXPS() returned nullptr"; |
halcanary | 47ef4d5 | 2015-03-03 09:13:09 -0800 | [diff] [blame] | 1028 | } |
| 1029 | return draw_skdocument(src, doc.get(), dst); |
| 1030 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1031 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1032 | |
mtklein | 9c3f17d | 2015-01-28 11:35:18 -0800 | [diff] [blame] | 1033 | SKPSink::SKPSink() {} |
| 1034 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1035 | Error SKPSink::draw(const Src& src, SkBitmap*, SkWStream* dst, SkString*) const { |
mtklein | 9c3f17d | 2015-01-28 11:35:18 -0800 | [diff] [blame] | 1036 | SkSize size; |
| 1037 | size = src.size(); |
| 1038 | SkPictureRecorder recorder; |
| 1039 | Error err = src.draw(recorder.beginRecording(size.width(), size.height())); |
| 1040 | if (!err.isEmpty()) { |
| 1041 | return err; |
| 1042 | } |
| 1043 | SkAutoTUnref<SkPicture> pic(recorder.endRecording()); |
| 1044 | pic->serialize(dst); |
| 1045 | return ""; |
| 1046 | } |
| 1047 | |
| 1048 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1049 | |
mtklein | 8a4527e | 2015-01-31 20:00:58 -0800 | [diff] [blame] | 1050 | SVGSink::SVGSink() {} |
| 1051 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1052 | Error SVGSink::draw(const Src& src, SkBitmap*, SkWStream* dst, SkString*) const { |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 1053 | SkAutoTDelete<SkXMLWriter> xmlWriter(new SkXMLStreamWriter(dst)); |
fmalita | 2aafe6f | 2015-02-06 12:51:10 -0800 | [diff] [blame] | 1054 | SkAutoTUnref<SkCanvas> canvas(SkSVGCanvas::Create( |
| 1055 | SkRect::MakeWH(SkIntToScalar(src.size().width()), SkIntToScalar(src.size().height())), |
| 1056 | xmlWriter)); |
| 1057 | return src.draw(canvas); |
mtklein | 8a4527e | 2015-01-31 20:00:58 -0800 | [diff] [blame] | 1058 | } |
| 1059 | |
| 1060 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1061 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1062 | RasterSink::RasterSink(SkColorType colorType) : fColorType(colorType) {} |
| 1063 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1064 | Error RasterSink::draw(const Src& src, SkBitmap* dst, SkWStream*, SkString*) const { |
mtklein | f4ba321 | 2015-01-28 15:32:24 -0800 | [diff] [blame] | 1065 | const SkISize size = src.size(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1066 | // If there's an appropriate alpha type for this color type, use it, otherwise use premul. |
| 1067 | SkAlphaType alphaType = kPremul_SkAlphaType; |
| 1068 | (void)SkColorTypeValidateAlphaType(fColorType, alphaType, &alphaType); |
| 1069 | |
| 1070 | dst->allocPixels(SkImageInfo::Make(size.width(), size.height(), fColorType, alphaType)); |
| 1071 | dst->eraseColor(SK_ColorTRANSPARENT); |
| 1072 | SkCanvas canvas(*dst); |
| 1073 | return src.draw(&canvas); |
| 1074 | } |
| 1075 | |
| 1076 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1077 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1078 | // Handy for front-patching a Src. Do whatever up-front work you need, then call draw_to_canvas(), |
mtklein | e44b508 | 2015-05-07 10:53:34 -0700 | [diff] [blame] | 1079 | // passing the Sink draw() arguments, a size, and a function draws into an SkCanvas. |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1080 | // Several examples below. |
| 1081 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1082 | static Error draw_to_canvas(Sink* sink, SkBitmap* bitmap, SkWStream* stream, SkString* log, |
mtklein | e44b508 | 2015-05-07 10:53:34 -0700 | [diff] [blame] | 1083 | SkISize size, SkFunction<Error(SkCanvas*)> draw) { |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1084 | class ProxySrc : public Src { |
| 1085 | public: |
mtklein | e44b508 | 2015-05-07 10:53:34 -0700 | [diff] [blame] | 1086 | ProxySrc(SkISize size, SkFunction<Error(SkCanvas*)> draw) : fSize(size), fDraw(draw) {} |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1087 | Error draw(SkCanvas* canvas) const override { return fDraw(canvas); } |
| 1088 | Name name() const override { sk_throw(); return ""; } // Won't be called. |
| 1089 | SkISize size() const override { return fSize; } |
| 1090 | private: |
mtklein | e44b508 | 2015-05-07 10:53:34 -0700 | [diff] [blame] | 1091 | SkISize fSize; |
| 1092 | SkFunction<Error(SkCanvas*)> fDraw; |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1093 | }; |
| 1094 | return sink->draw(ProxySrc(size, draw), bitmap, stream, log); |
| 1095 | } |
| 1096 | |
| 1097 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1098 | |
mtklein | d603b22 | 2015-02-17 11:13:33 -0800 | [diff] [blame] | 1099 | static SkISize auto_compute_translate(SkMatrix* matrix, int srcW, int srcH) { |
| 1100 | SkRect bounds = SkRect::MakeIWH(srcW, srcH); |
| 1101 | matrix->mapRect(&bounds); |
| 1102 | matrix->postTranslate(-bounds.x(), -bounds.y()); |
| 1103 | return SkISize::Make(SkScalarRoundToInt(bounds.width()), SkScalarRoundToInt(bounds.height())); |
| 1104 | } |
| 1105 | |
mtklein | 7882924 | 2015-05-06 07:54:07 -0700 | [diff] [blame] | 1106 | ViaMatrix::ViaMatrix(SkMatrix matrix, Sink* sink) : Via(sink), fMatrix(matrix) {} |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1107 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1108 | Error ViaMatrix::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1109 | SkMatrix matrix = fMatrix; |
| 1110 | SkISize size = auto_compute_translate(&matrix, src.size().width(), src.size().height()); |
| 1111 | return draw_to_canvas(fSink, bitmap, stream, log, size, [&](SkCanvas* canvas) { |
| 1112 | canvas->concat(matrix); |
| 1113 | return src.draw(canvas); |
| 1114 | }); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1115 | } |
| 1116 | |
mtklein | d603b22 | 2015-02-17 11:13:33 -0800 | [diff] [blame] | 1117 | // Undoes any flip or 90 degree rotate without changing the scale of the bitmap. |
| 1118 | // This should be pixel-preserving. |
mtklein | 7882924 | 2015-05-06 07:54:07 -0700 | [diff] [blame] | 1119 | ViaUpright::ViaUpright(SkMatrix matrix, Sink* sink) : Via(sink), fMatrix(matrix) {} |
mtklein | d603b22 | 2015-02-17 11:13:33 -0800 | [diff] [blame] | 1120 | |
| 1121 | Error ViaUpright::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
| 1122 | Error err = fSink->draw(src, bitmap, stream, log); |
| 1123 | if (!err.isEmpty()) { |
| 1124 | return err; |
| 1125 | } |
| 1126 | |
| 1127 | SkMatrix inverse; |
| 1128 | if (!fMatrix.rectStaysRect() || !fMatrix.invert(&inverse)) { |
| 1129 | return "Cannot upright --matrix."; |
| 1130 | } |
| 1131 | SkMatrix upright = SkMatrix::I(); |
| 1132 | upright.setScaleX(SkScalarSignAsScalar(inverse.getScaleX())); |
| 1133 | upright.setScaleY(SkScalarSignAsScalar(inverse.getScaleY())); |
| 1134 | upright.setSkewX(SkScalarSignAsScalar(inverse.getSkewX())); |
| 1135 | upright.setSkewY(SkScalarSignAsScalar(inverse.getSkewY())); |
| 1136 | |
| 1137 | SkBitmap uprighted; |
| 1138 | SkISize size = auto_compute_translate(&upright, bitmap->width(), bitmap->height()); |
| 1139 | uprighted.allocPixels(bitmap->info().makeWH(size.width(), size.height())); |
| 1140 | |
| 1141 | SkCanvas canvas(uprighted); |
| 1142 | canvas.concat(upright); |
| 1143 | SkPaint paint; |
| 1144 | paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
| 1145 | canvas.drawBitmap(*bitmap, 0, 0, &paint); |
| 1146 | |
| 1147 | *bitmap = uprighted; |
| 1148 | bitmap->lockPixels(); |
| 1149 | return ""; |
| 1150 | } |
| 1151 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1152 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1153 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1154 | Error ViaPipe::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1155 | auto size = src.size(); |
| 1156 | return draw_to_canvas(fSink, bitmap, stream, log, size, [&](SkCanvas* canvas) { |
| 1157 | PipeController controller(canvas, &SkImageDecoder::DecodeMemory); |
| 1158 | SkGPipeWriter pipe; |
reed | 451af50 | 2015-08-19 08:18:04 -0700 | [diff] [blame] | 1159 | const uint32_t kFlags = 0; |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1160 | return src.draw(pipe.startRecording(&controller, kFlags, size.width(), size.height())); |
| 1161 | }); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1162 | } |
| 1163 | |
mtklein | 2e2ea38 | 2015-10-16 10:29:41 -0700 | [diff] [blame] | 1164 | Error ViaRemote::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
| 1165 | return draw_to_canvas(fSink, bitmap, stream, log, src.size(), [&](SkCanvas* canvas) { |
| 1166 | SkAutoTDelete<SkRemote::Cache> cache(fCache ? SkRemote::Cache::CreateAlwaysCache() |
| 1167 | : SkRemote::Cache::CreateNeverCache()); |
| 1168 | SkRemote::Server server(canvas); |
| 1169 | SkRemote::Client client(cache, &server); |
| 1170 | return src.draw(&client); |
| 1171 | }); |
| 1172 | } |
| 1173 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1174 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1175 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1176 | Error ViaSerialization::draw( |
| 1177 | const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1178 | // Record our Src into a picture. |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1179 | auto size = src.size(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1180 | SkPictureRecorder recorder; |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1181 | Error err = src.draw(recorder.beginRecording(SkIntToScalar(size.width()), |
| 1182 | SkIntToScalar(size.height()))); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1183 | if (!err.isEmpty()) { |
| 1184 | return err; |
| 1185 | } |
| 1186 | SkAutoTUnref<SkPicture> pic(recorder.endRecording()); |
| 1187 | |
| 1188 | // Serialize it and then deserialize it. |
| 1189 | SkDynamicMemoryWStream wStream; |
| 1190 | pic->serialize(&wStream); |
scroggo | a1193e4 | 2015-01-21 12:09:53 -0800 | [diff] [blame] | 1191 | SkAutoTDelete<SkStream> rStream(wStream.detachAsStream()); |
mtklein | b3e5e4d | 2015-03-25 13:13:43 -0700 | [diff] [blame] | 1192 | SkAutoTUnref<SkPicture> deserialized(SkPicture::CreateFromStream(rStream, &lazy_decode_bitmap)); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1193 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1194 | return draw_to_canvas(fSink, bitmap, stream, log, size, [&](SkCanvas* canvas) { |
| 1195 | canvas->drawPicture(deserialized); |
| 1196 | return ""; |
| 1197 | }); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1198 | } |
| 1199 | |
| 1200 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1201 | |
| 1202 | ViaTiles::ViaTiles(int w, int h, SkBBHFactory* factory, Sink* sink) |
mtklein | 7882924 | 2015-05-06 07:54:07 -0700 | [diff] [blame] | 1203 | : Via(sink) |
| 1204 | , fW(w) |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1205 | , fH(h) |
mtklein | 7882924 | 2015-05-06 07:54:07 -0700 | [diff] [blame] | 1206 | , fFactory(factory) {} |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1207 | |
mtklein | b9eb4ac | 2015-02-02 18:26:03 -0800 | [diff] [blame] | 1208 | Error ViaTiles::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1209 | auto size = src.size(); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1210 | SkPictureRecorder recorder; |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1211 | Error err = src.draw(recorder.beginRecording(SkIntToScalar(size.width()), |
| 1212 | SkIntToScalar(size.height()), |
| 1213 | fFactory.get())); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1214 | if (!err.isEmpty()) { |
| 1215 | return err; |
| 1216 | } |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1217 | SkAutoTUnref<SkPicture> pic(recorder.endRecordingAsPicture()); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1218 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1219 | return draw_to_canvas(fSink, bitmap, stream, log, src.size(), [&](SkCanvas* canvas) { |
| 1220 | const int xTiles = (size.width() + fW - 1) / fW, |
| 1221 | yTiles = (size.height() + fH - 1) / fH; |
| 1222 | SkMultiPictureDraw mpd(xTiles*yTiles); |
| 1223 | SkTDArray<SkSurface*> surfaces; |
| 1224 | surfaces.setReserve(xTiles*yTiles); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1225 | |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1226 | SkImageInfo info = canvas->imageInfo().makeWH(fW, fH); |
| 1227 | for (int j = 0; j < yTiles; j++) { |
| 1228 | for (int i = 0; i < xTiles; i++) { |
| 1229 | // This lets our ultimate Sink determine the best kind of surface. |
| 1230 | // E.g., if it's a GpuSink, the surfaces and images are textures. |
| 1231 | SkSurface* s = canvas->newSurface(info); |
| 1232 | if (!s) { |
| 1233 | s = SkSurface::NewRaster(info); // Some canvases can't create surfaces. |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1234 | } |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1235 | surfaces.push(s); |
| 1236 | SkCanvas* c = s->getCanvas(); |
| 1237 | c->translate(SkIntToScalar(-i * fW), |
| 1238 | SkIntToScalar(-j * fH)); // Line up the canvas with this tile. |
| 1239 | mpd.add(c, pic); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1240 | } |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1241 | } |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1242 | mpd.draw(); |
| 1243 | for (int j = 0; j < yTiles; j++) { |
| 1244 | for (int i = 0; i < xTiles; i++) { |
| 1245 | SkAutoTUnref<SkImage> image(surfaces[i+xTiles*j]->newImageSnapshot()); |
| 1246 | canvas->drawImage(image, SkIntToScalar(i*fW), SkIntToScalar(j*fH)); |
| 1247 | } |
| 1248 | } |
| 1249 | surfaces.unrefAll(); |
| 1250 | return ""; |
| 1251 | }); |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1252 | } |
| 1253 | |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1254 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1255 | |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1256 | // Draw the Src into two pictures, then draw the second picture into the wrapped Sink. |
| 1257 | // This tests that any shortcuts we may take while recording that second picture are legal. |
| 1258 | Error ViaSecondPicture::draw( |
| 1259 | const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1260 | auto size = src.size(); |
| 1261 | return draw_to_canvas(fSink, bitmap, stream, log, size, [&](SkCanvas* canvas) -> Error { |
| 1262 | SkPictureRecorder recorder; |
| 1263 | SkAutoTUnref<SkPicture> pic; |
| 1264 | for (int i = 0; i < 2; i++) { |
| 1265 | Error err = src.draw(recorder.beginRecording(SkIntToScalar(size.width()), |
| 1266 | SkIntToScalar(size.height()))); |
| 1267 | if (!err.isEmpty()) { |
| 1268 | return err; |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1269 | } |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1270 | pic.reset(recorder.endRecordingAsPicture()); |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1271 | } |
mtklein | a16e69e | 2015-05-05 11:38:45 -0700 | [diff] [blame] | 1272 | canvas->drawPicture(pic); |
| 1273 | return ""; |
| 1274 | }); |
mtklein | b7e8d69 | 2015-04-07 08:30:32 -0700 | [diff] [blame] | 1275 | } |
| 1276 | |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1277 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1278 | |
mtklein | 6fbf4b3 | 2015-05-06 11:35:40 -0700 | [diff] [blame] | 1279 | // Draw the Src twice. This can help exercise caching. |
| 1280 | Error ViaTwice::draw(const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
| 1281 | return draw_to_canvas(fSink, bitmap, stream, log, src.size(), [&](SkCanvas* canvas) -> Error { |
| 1282 | for (int i = 0; i < 2; i++) { |
| 1283 | SkAutoCanvasRestore acr(canvas, true/*save now*/); |
| 1284 | canvas->clear(SK_ColorTRANSPARENT); |
| 1285 | Error err = src.draw(canvas); |
| 1286 | if (err.isEmpty()) { |
| 1287 | return err; |
| 1288 | } |
| 1289 | } |
| 1290 | return ""; |
| 1291 | }); |
| 1292 | } |
| 1293 | |
| 1294 | /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/ |
| 1295 | |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1296 | // This is like SkRecords::Draw, in that it plays back SkRecords ops into a Canvas. |
| 1297 | // Unlike SkRecords::Draw, it builds a single-op sub-picture out of each Draw-type op. |
| 1298 | // This is an only-slightly-exaggerated simluation of Blink's Slimming Paint pictures. |
| 1299 | struct DrawsAsSingletonPictures { |
| 1300 | SkCanvas* fCanvas; |
mtklein | d2baa90 | 2015-07-07 09:43:28 -0700 | [diff] [blame] | 1301 | const SkDrawableList& fDrawables; |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1302 | |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1303 | template <typename T> |
| 1304 | void draw(const T& op, SkCanvas* canvas) { |
| 1305 | // We must pass SkMatrix::I() as our initial matrix. |
| 1306 | // By default SkRecords::Draw() uses the canvas' matrix as its initial matrix, |
| 1307 | // which would have the funky effect of applying transforms over and over. |
mtklein | d2baa90 | 2015-07-07 09:43:28 -0700 | [diff] [blame] | 1308 | SkRecords::Draw d(canvas, nullptr, fDrawables.begin(), fDrawables.count(), &SkMatrix::I()); |
| 1309 | d(op); |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1310 | } |
| 1311 | |
mtklein | 449d9b7 | 2015-09-28 10:33:02 -0700 | [diff] [blame] | 1312 | // Draws get their own picture. |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1313 | template <typename T> |
mtklein | 449d9b7 | 2015-09-28 10:33:02 -0700 | [diff] [blame] | 1314 | SK_WHEN(T::kTags & SkRecords::kDraw_Tag, void) operator()(const T& op) { |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1315 | SkPictureRecorder rec; |
| 1316 | this->draw(op, rec.beginRecording(SkRect::MakeLargest())); |
| 1317 | SkAutoTUnref<SkPicture> pic(rec.endRecordingAsPicture()); |
| 1318 | fCanvas->drawPicture(pic); |
| 1319 | } |
| 1320 | |
mtklein | 449d9b7 | 2015-09-28 10:33:02 -0700 | [diff] [blame] | 1321 | // We'll just issue non-draws directly. |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1322 | template <typename T> |
mtklein | 449d9b7 | 2015-09-28 10:33:02 -0700 | [diff] [blame] | 1323 | skstd::enable_if_t<!(T::kTags & SkRecords::kDraw_Tag), void> operator()(const T& op) { |
| 1324 | this->draw(op, fCanvas); |
| 1325 | } |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1326 | }; |
| 1327 | |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1328 | // Record Src into a picture, then record it into a macro picture with a sub-picture for each draw. |
| 1329 | // Then play back that macro picture into our wrapped sink. |
| 1330 | Error ViaSingletonPictures::draw( |
| 1331 | const Src& src, SkBitmap* bitmap, SkWStream* stream, SkString* log) const { |
| 1332 | auto size = src.size(); |
| 1333 | return draw_to_canvas(fSink, bitmap, stream, log, size, [&](SkCanvas* canvas) -> Error { |
| 1334 | // Use low-level (Skia-private) recording APIs so we can read the SkRecord. |
| 1335 | SkRecord skr; |
| 1336 | SkRecorder recorder(&skr, size.width(), size.height()); |
| 1337 | Error err = src.draw(&recorder); |
| 1338 | if (!err.isEmpty()) { |
| 1339 | return err; |
| 1340 | } |
| 1341 | |
| 1342 | // Record our macro-picture, with each draw op as its own sub-picture. |
| 1343 | SkPictureRecorder macroRec; |
| 1344 | SkCanvas* macroCanvas = macroRec.beginRecording(SkIntToScalar(size.width()), |
| 1345 | SkIntToScalar(size.height())); |
mtklein | d2baa90 | 2015-07-07 09:43:28 -0700 | [diff] [blame] | 1346 | |
| 1347 | SkAutoTDelete<SkDrawableList> drawables(recorder.detachDrawableList()); |
| 1348 | const SkDrawableList empty; |
| 1349 | |
| 1350 | DrawsAsSingletonPictures drawsAsSingletonPictures = { |
| 1351 | macroCanvas, |
| 1352 | drawables ? *drawables : empty, |
| 1353 | }; |
mtklein | c6ad06a | 2015-08-19 09:51:00 -0700 | [diff] [blame] | 1354 | for (int i = 0; i < skr.count(); i++) { |
mtklein | d31c13d | 2015-05-05 12:59:56 -0700 | [diff] [blame] | 1355 | skr.visit<void>(i, drawsAsSingletonPictures); |
| 1356 | } |
| 1357 | SkAutoTUnref<SkPicture> macroPic(macroRec.endRecordingAsPicture()); |
| 1358 | |
| 1359 | canvas->drawPicture(macroPic); |
| 1360 | return ""; |
| 1361 | }); |
| 1362 | } |
| 1363 | |
mtklein | 748ca3b | 2015-01-15 10:56:12 -0800 | [diff] [blame] | 1364 | } // namespace DM |