| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "LazyDecodeBitmap.h" |
| #include "CopyTilesRenderer.h" |
| #include "SkBitmap.h" |
| #include "SkDevice.h" |
| #include "SkCommandLineFlags.h" |
| #include "SkGraphics.h" |
| #include "SkImageDecoder.h" |
| #include "SkImageEncoder.h" |
| #include "SkMath.h" |
| #include "SkOSFile.h" |
| #include "SkPicture.h" |
| #include "SkPictureRecorder.h" |
| #include "SkStream.h" |
| #include "SkString.h" |
| |
| #include "image_expectations.h" |
| #include "PictureRenderer.h" |
| #include "PictureRenderingFlags.h" |
| #include "picture_utils.h" |
| |
| // Flags used by this file, alphabetically: |
| DEFINE_bool(bench_record, false, "If true, drop into an infinite loop of recording the picture."); |
| DECLARE_bool(deferImageDecoding); |
| DEFINE_string(descriptions, "", "one or more key=value pairs to add to the descriptions section " |
| "of the JSON summary."); |
| DEFINE_int32(maxComponentDiff, 256, "Maximum diff on a component, 0 - 256. Components that differ " |
| "by more than this amount are considered errors, though all diffs are reported. " |
| "Requires --validate."); |
| DEFINE_string(mismatchPath, "", "Write images for tests that failed due to " |
| "pixel mismatches into this directory."); |
| DEFINE_bool(preprocess, false, "If true, perform device specific preprocessing before rendering."); |
| DEFINE_string(readJsonSummaryPath, "", "JSON file to read image expectations from."); |
| DECLARE_string(readPath); |
| DEFINE_bool(writeChecksumBasedFilenames, false, |
| "When writing out images, use checksum-based filenames."); |
| DEFINE_bool(writeEncodedImages, false, "Any time the skp contains an encoded image, write it to a " |
| "file rather than decoding it. Requires writePath to be set. Skips drawing the full " |
| "skp to a file. Not compatible with deferImageDecoding."); |
| DEFINE_string(writeJsonSummaryPath, "", "File to write a JSON summary of image results to."); |
| DEFINE_string2(writePath, w, "", "Directory to write the rendered images into."); |
| DEFINE_bool(writeWholeImage, false, "In tile mode, write the entire rendered image to a " |
| "file, instead of an image for each tile."); |
| DEFINE_bool(validate, false, "Verify that the rendered image contains the same pixels as " |
| "the picture rendered in simple mode. When used in conjunction with --bbh, results " |
| "are validated against the picture rendered in the same mode, but without the bbh."); |
| |
| //////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Table for translating from format of data to a suffix. |
| */ |
| struct Format { |
| SkImageDecoder::Format fFormat; |
| const char* fSuffix; |
| }; |
| static const Format gFormats[] = { |
| { SkImageDecoder::kBMP_Format, ".bmp" }, |
| { SkImageDecoder::kGIF_Format, ".gif" }, |
| { SkImageDecoder::kICO_Format, ".ico" }, |
| { SkImageDecoder::kJPEG_Format, ".jpg" }, |
| { SkImageDecoder::kPNG_Format, ".png" }, |
| { SkImageDecoder::kWBMP_Format, ".wbmp" }, |
| { SkImageDecoder::kWEBP_Format, ".webp" }, |
| { SkImageDecoder::kUnknown_Format, "" }, |
| }; |
| |
| /** |
| * Get an appropriate suffix for an image format. |
| */ |
| static const char* get_suffix_from_format(SkImageDecoder::Format format) { |
| for (size_t i = 0; i < SK_ARRAY_COUNT(gFormats); i++) { |
| if (gFormats[i].fFormat == format) { |
| return gFormats[i].fSuffix; |
| } |
| } |
| return ""; |
| } |
| |
| /** |
| * Base name for an image file created from the encoded data in an skp. |
| */ |
| static SkString gInputFileName; |
| |
| /** |
| * Number to be appended to the image file name so that it is unique. |
| */ |
| static uint32_t gImageNo; |
| |
| /** |
| * Set up the name for writing encoded data to a file. |
| * Sets gInputFileName to name, minus any extension ".*" |
| * Sets gImageNo to 0, so images from file "X.skp" will |
| * look like "X_<gImageNo>.<suffix>", beginning with 0 |
| * for each new skp. |
| */ |
| static void reset_image_file_base_name(const SkString& name) { |
| gImageNo = 0; |
| // Remove ".skp" |
| const char* cName = name.c_str(); |
| const char* dot = strrchr(cName, '.'); |
| if (dot != NULL) { |
| gInputFileName.set(cName, dot - cName); |
| } else { |
| gInputFileName.set(name); |
| } |
| } |
| |
| /** |
| * Write the raw encoded bitmap data to a file. |
| */ |
| static bool write_image_to_file(const void* buffer, size_t size, SkBitmap* bitmap) { |
| SkASSERT(!FLAGS_writePath.isEmpty()); |
| SkMemoryStream memStream(buffer, size); |
| SkString outPath; |
| SkImageDecoder::Format format = SkImageDecoder::GetStreamFormat(&memStream); |
| SkString name = SkStringPrintf("%s_%d%s", gInputFileName.c_str(), gImageNo++, |
| get_suffix_from_format(format)); |
| SkString dir(FLAGS_writePath[0]); |
| outPath = SkOSPath::Join(dir.c_str(), name.c_str()); |
| SkFILEWStream fileStream(outPath.c_str()); |
| if (!(fileStream.isValid() && fileStream.write(buffer, size))) { |
| SkDebugf("Failed to write encoded data to \"%s\"\n", outPath.c_str()); |
| } |
| // Put in a dummy bitmap. |
| return SkImageDecoder::DecodeStream(&memStream, bitmap, kUnknown_SkColorType, |
| SkImageDecoder::kDecodeBounds_Mode); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Called only by render_picture(). |
| */ |
| static bool render_picture_internal(const SkString& inputPath, const SkString* writePath, |
| const SkString* mismatchPath, |
| sk_tools::PictureRenderer& renderer, |
| SkBitmap** out) { |
| SkString inputFilename = SkOSPath::Basename(inputPath.c_str()); |
| SkString writePathString; |
| if (NULL != writePath && writePath->size() > 0 && !FLAGS_writeEncodedImages) { |
| writePathString.set(*writePath); |
| } |
| SkString mismatchPathString; |
| if (NULL != mismatchPath && mismatchPath->size() > 0) { |
| mismatchPathString.set(*mismatchPath); |
| } |
| |
| SkFILEStream inputStream; |
| inputStream.setPath(inputPath.c_str()); |
| if (!inputStream.isValid()) { |
| SkDebugf("Could not open file %s\n", inputPath.c_str()); |
| return false; |
| } |
| |
| SkPicture::InstallPixelRefProc proc; |
| if (FLAGS_deferImageDecoding) { |
| proc = &sk_tools::LazyDecodeBitmap; |
| } else if (FLAGS_writeEncodedImages) { |
| SkASSERT(!FLAGS_writePath.isEmpty()); |
| reset_image_file_base_name(inputFilename); |
| proc = &write_image_to_file; |
| } else { |
| proc = &SkImageDecoder::DecodeMemory; |
| } |
| |
| SkDebugf("deserializing... %s\n", inputPath.c_str()); |
| |
| SkAutoTUnref<SkPicture> picture(SkPicture::CreateFromStream(&inputStream, proc)); |
| |
| if (NULL == picture) { |
| SkDebugf("Could not read an SkPicture from %s\n", inputPath.c_str()); |
| return false; |
| } |
| |
| if (FLAGS_preprocess) { |
| // Because the GPU preprocessing step relies on the in-memory picture |
| // statistics we need to rerecord the picture here |
| SkPictureRecorder recorder; |
| picture->draw(recorder.beginRecording(picture->width(), picture->height(), NULL, 0)); |
| picture.reset(recorder.endRecording()); |
| } |
| |
| while (FLAGS_bench_record) { |
| SkPictureRecorder recorder; |
| picture->draw(recorder.beginRecording(picture->width(), picture->height(), NULL, 0)); |
| SkAutoTUnref<SkPicture> other(recorder.endRecording()); |
| } |
| |
| SkDebugf("drawing... [%i %i] %s\n", picture->width(), picture->height(), |
| inputPath.c_str()); |
| |
| renderer.init(picture, &writePathString, &mismatchPathString, &inputFilename, |
| FLAGS_writeChecksumBasedFilenames); |
| |
| if (FLAGS_preprocess) { |
| if (NULL != renderer.getCanvas()) { |
| renderer.getCanvas()->EXPERIMENTAL_optimize(renderer.getPicture()); |
| } |
| } |
| |
| renderer.setup(); |
| renderer.enableWrites(); |
| |
| bool success = renderer.render(out); |
| if (!success) { |
| SkDebugf("Failed to render %s\n", inputFilename.c_str()); |
| } |
| |
| renderer.end(); |
| |
| return success; |
| } |
| |
| static inline int getByte(uint32_t value, int index) { |
| SkASSERT(0 <= index && index < 4); |
| return (value >> (index * 8)) & 0xFF; |
| } |
| |
| static int MaxByteDiff(uint32_t v1, uint32_t v2) { |
| return SkMax32(SkMax32(abs(getByte(v1, 0) - getByte(v2, 0)), abs(getByte(v1, 1) - getByte(v2, 1))), |
| SkMax32(abs(getByte(v1, 2) - getByte(v2, 2)), abs(getByte(v1, 3) - getByte(v2, 3)))); |
| } |
| |
| class AutoRestoreBbhType { |
| public: |
| AutoRestoreBbhType() { |
| fRenderer = NULL; |
| fSavedBbhType = sk_tools::PictureRenderer::kNone_BBoxHierarchyType; |
| } |
| |
| void set(sk_tools::PictureRenderer* renderer, |
| sk_tools::PictureRenderer::BBoxHierarchyType bbhType) { |
| fRenderer = renderer; |
| fSavedBbhType = renderer->getBBoxHierarchyType(); |
| renderer->setBBoxHierarchyType(bbhType); |
| } |
| |
| ~AutoRestoreBbhType() { |
| if (NULL != fRenderer) { |
| fRenderer->setBBoxHierarchyType(fSavedBbhType); |
| } |
| } |
| |
| private: |
| sk_tools::PictureRenderer* fRenderer; |
| sk_tools::PictureRenderer::BBoxHierarchyType fSavedBbhType; |
| }; |
| |
| /** |
| * Render the SKP file(s) within inputPath. |
| * |
| * @param inputPath path to an individual SKP file, or a directory of SKP files |
| * @param writePath if not NULL, write all image(s) generated into this directory |
| * @param mismatchPath if not NULL, write any image(s) not matching expectations into this directory |
| * @param renderer PictureRenderer to use to render the SKPs |
| * @param jsonSummaryPtr if not NULL, add the image(s) generated to this summary |
| */ |
| static bool render_picture(const SkString& inputPath, const SkString* writePath, |
| const SkString* mismatchPath, sk_tools::PictureRenderer& renderer, |
| sk_tools::ImageResultsAndExpectations *jsonSummaryPtr) { |
| int diffs[256] = {0}; |
| SkBitmap* bitmap = NULL; |
| renderer.setJsonSummaryPtr(jsonSummaryPtr); |
| bool success = render_picture_internal(inputPath, |
| FLAGS_writeWholeImage ? NULL : writePath, |
| FLAGS_writeWholeImage ? NULL : mismatchPath, |
| renderer, |
| FLAGS_validate || FLAGS_writeWholeImage ? &bitmap : NULL); |
| |
| if (!success || ((FLAGS_validate || FLAGS_writeWholeImage) && bitmap == NULL)) { |
| SkDebugf("Failed to draw the picture.\n"); |
| SkDELETE(bitmap); |
| return false; |
| } |
| |
| if (FLAGS_validate) { |
| SkBitmap* referenceBitmap = NULL; |
| sk_tools::PictureRenderer* referenceRenderer; |
| // If the renderer uses a BBoxHierarchy, then the reference renderer |
| // will be the same renderer, without the bbh. |
| AutoRestoreBbhType arbbh; |
| if (sk_tools::PictureRenderer::kNone_BBoxHierarchyType != |
| renderer.getBBoxHierarchyType()) { |
| referenceRenderer = &renderer; |
| referenceRenderer->ref(); // to match auto unref below |
| arbbh.set(referenceRenderer, sk_tools::PictureRenderer::kNone_BBoxHierarchyType); |
| } else { |
| #if SK_SUPPORT_GPU |
| referenceRenderer = SkNEW_ARGS(sk_tools::SimplePictureRenderer, |
| (renderer.getGrContextOptions())); |
| #else |
| referenceRenderer = SkNEW(sk_tools::SimplePictureRenderer); |
| #endif |
| } |
| SkAutoTUnref<sk_tools::PictureRenderer> aurReferenceRenderer(referenceRenderer); |
| |
| success = render_picture_internal(inputPath, NULL, NULL, *referenceRenderer, |
| &referenceBitmap); |
| |
| if (!success || NULL == referenceBitmap || NULL == referenceBitmap->getPixels()) { |
| SkDebugf("Failed to draw the reference picture.\n"); |
| SkDELETE(bitmap); |
| SkDELETE(referenceBitmap); |
| return false; |
| } |
| |
| if (success && (bitmap->width() != referenceBitmap->width())) { |
| SkDebugf("Expected image width: %i, actual image width %i.\n", |
| referenceBitmap->width(), bitmap->width()); |
| SkDELETE(bitmap); |
| SkDELETE(referenceBitmap); |
| return false; |
| } |
| if (success && (bitmap->height() != referenceBitmap->height())) { |
| SkDebugf("Expected image height: %i, actual image height %i", |
| referenceBitmap->height(), bitmap->height()); |
| SkDELETE(bitmap); |
| SkDELETE(referenceBitmap); |
| return false; |
| } |
| |
| for (int y = 0; success && y < bitmap->height(); y++) { |
| for (int x = 0; success && x < bitmap->width(); x++) { |
| int diff = MaxByteDiff(*referenceBitmap->getAddr32(x, y), |
| *bitmap->getAddr32(x, y)); |
| SkASSERT(diff >= 0 && diff <= 255); |
| diffs[diff]++; |
| |
| if (diff > FLAGS_maxComponentDiff) { |
| SkDebugf("Expected pixel at (%i %i) exceedds maximum " |
| "component diff of %i: 0x%x, actual 0x%x\n", |
| x, y, FLAGS_maxComponentDiff, |
| *referenceBitmap->getAddr32(x, y), |
| *bitmap->getAddr32(x, y)); |
| SkDELETE(bitmap); |
| SkDELETE(referenceBitmap); |
| return false; |
| } |
| } |
| } |
| SkDELETE(referenceBitmap); |
| |
| for (int i = 1; i <= 255; ++i) { |
| if(diffs[i] > 0) { |
| SkDebugf("Number of pixels with max diff of %i is %i\n", i, diffs[i]); |
| } |
| } |
| } |
| |
| if (FLAGS_writeWholeImage) { |
| sk_tools::force_all_opaque(*bitmap); |
| |
| SkString inputFilename = SkOSPath::Basename(inputPath.c_str()); |
| SkString outputFilename(inputFilename); |
| sk_tools::replace_char(&outputFilename, '.', '_'); |
| outputFilename.append(".png"); |
| |
| if (NULL != jsonSummaryPtr) { |
| sk_tools::ImageDigest imageDigest(*bitmap); |
| jsonSummaryPtr->add(inputFilename.c_str(), outputFilename.c_str(), imageDigest); |
| if ((NULL != mismatchPath) && !mismatchPath->isEmpty() && |
| !jsonSummaryPtr->matchesExpectation(inputFilename.c_str(), imageDigest)) { |
| success &= sk_tools::write_bitmap_to_disk(*bitmap, *mismatchPath, NULL, |
| outputFilename); |
| } |
| } |
| |
| if ((NULL != writePath) && !writePath->isEmpty()) { |
| success &= sk_tools::write_bitmap_to_disk(*bitmap, *writePath, NULL, outputFilename); |
| } |
| } |
| SkDELETE(bitmap); |
| |
| return success; |
| } |
| |
| |
| static int process_input(const char* input, const SkString* writePath, |
| const SkString* mismatchPath, sk_tools::PictureRenderer& renderer, |
| sk_tools::ImageResultsAndExpectations *jsonSummaryPtr) { |
| SkOSFile::Iter iter(input, "skp"); |
| SkString inputFilename; |
| int failures = 0; |
| SkDebugf("process_input, %s\n", input); |
| if (iter.next(&inputFilename)) { |
| do { |
| SkString inputPath = SkOSPath::Join(input, inputFilename.c_str()); |
| if (!render_picture(inputPath, writePath, mismatchPath, renderer, jsonSummaryPtr)) { |
| ++failures; |
| } |
| } while(iter.next(&inputFilename)); |
| } else if (SkStrEndsWith(input, ".skp")) { |
| SkString inputPath(input); |
| if (!render_picture(inputPath, writePath, mismatchPath, renderer, jsonSummaryPtr)) { |
| ++failures; |
| } |
| } else { |
| SkString warning; |
| warning.printf("Warning: skipping %s\n", input); |
| SkDebugf(warning.c_str()); |
| } |
| return failures; |
| } |
| |
| int tool_main(int argc, char** argv); |
| int tool_main(int argc, char** argv) { |
| SkCommandLineFlags::SetUsage("Render .skp files."); |
| SkCommandLineFlags::Parse(argc, argv); |
| |
| if (FLAGS_readPath.isEmpty()) { |
| SkDebugf(".skp files or directories are required.\n"); |
| exit(-1); |
| } |
| |
| if (FLAGS_maxComponentDiff < 0 || FLAGS_maxComponentDiff > 256) { |
| SkDebugf("--maxComponentDiff must be between 0 and 256\n"); |
| exit(-1); |
| } |
| |
| if (FLAGS_maxComponentDiff != 256 && !FLAGS_validate) { |
| SkDebugf("--maxComponentDiff requires --validate\n"); |
| exit(-1); |
| } |
| |
| if (FLAGS_writeEncodedImages) { |
| if (FLAGS_writePath.isEmpty()) { |
| SkDebugf("--writeEncodedImages requires --writePath\n"); |
| exit(-1); |
| } |
| if (FLAGS_deferImageDecoding) { |
| SkDebugf("--writeEncodedImages is not compatible with --deferImageDecoding\n"); |
| exit(-1); |
| } |
| } |
| |
| SkString errorString; |
| SkAutoTUnref<sk_tools::PictureRenderer> renderer(parseRenderer(errorString, |
| kRender_PictureTool)); |
| if (errorString.size() > 0) { |
| SkDebugf("%s\n", errorString.c_str()); |
| } |
| |
| if (renderer.get() == NULL) { |
| exit(-1); |
| } |
| |
| SkAutoGraphics ag; |
| |
| SkString writePath; |
| if (FLAGS_writePath.count() == 1) { |
| writePath.set(FLAGS_writePath[0]); |
| } |
| SkString mismatchPath; |
| if (FLAGS_mismatchPath.count() == 1) { |
| mismatchPath.set(FLAGS_mismatchPath[0]); |
| } |
| sk_tools::ImageResultsAndExpectations jsonSummary; |
| sk_tools::ImageResultsAndExpectations* jsonSummaryPtr = NULL; |
| if (FLAGS_writeJsonSummaryPath.count() == 1) { |
| jsonSummaryPtr = &jsonSummary; |
| if (FLAGS_readJsonSummaryPath.count() == 1) { |
| SkASSERT(jsonSummary.readExpectationsFile(FLAGS_readJsonSummaryPath[0])); |
| } |
| } |
| |
| int failures = 0; |
| for (int i = 0; i < FLAGS_readPath.count(); i ++) { |
| failures += process_input(FLAGS_readPath[i], &writePath, &mismatchPath, *renderer.get(), |
| jsonSummaryPtr); |
| } |
| if (failures != 0) { |
| SkDebugf("Failed to render %i pictures.\n", failures); |
| return 1; |
| } |
| #if SK_SUPPORT_GPU |
| #if GR_CACHE_STATS |
| if (renderer->isUsingGpuDevice()) { |
| GrContext* ctx = renderer->getGrContext(); |
| ctx->printCacheStats(); |
| #ifdef SK_DEVELOPER |
| ctx->dumpFontCache(); |
| #endif |
| } |
| #endif |
| #endif |
| if (FLAGS_writeJsonSummaryPath.count() == 1) { |
| // If there were any descriptions on the command line, insert them now. |
| for (int i=0; i<FLAGS_descriptions.count(); i++) { |
| SkTArray<SkString> tokens; |
| SkStrSplit(FLAGS_descriptions[i], "=", &tokens); |
| SkASSERT(tokens.count() == 2); |
| jsonSummary.addDescription(tokens[0].c_str(), tokens[1].c_str()); |
| } |
| jsonSummary.writeToFile(FLAGS_writeJsonSummaryPath[0]); |
| } |
| return 0; |
| } |
| |
| #if !defined SK_BUILD_FOR_IOS |
| int main(int argc, char * const argv[]) { |
| return tool_main(argc, (char**) argv); |
| } |
| #endif |