diff options
author | 2014-08-26 10:38:07 -0700 | |
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committer | 2014-08-26 10:38:07 -0700 | |
commit | a4c6094177ebde18c706cbcfbd2013d0a088e0ee (patch) | |
tree | c2617b0d0a22196f3f8947bb62e067983c0a8f19 | |
parent | f2d83caf13afb09deae6355e2f59aa17b7c09058 (diff) |
SkData to SkStreamAsset to avoid unneeded copying
R=mtklein@google.com
Author: halcanary@google.com
Review URL: https://codereview.chromium.org/502193002
-rw-r--r-- | dm/DMPDFRasterizeTask.cpp | 12 | ||||
-rw-r--r-- | dm/DMPDFRasterizeTask.h | 5 | ||||
-rw-r--r-- | dm/DMPDFTask.cpp | 12 | ||||
-rw-r--r-- | dm/DMWriteTask.cpp | 16 | ||||
-rw-r--r-- | dm/DMWriteTask.h | 5 |
5 files changed, 30 insertions, 20 deletions
diff --git a/dm/DMPDFRasterizeTask.cpp b/dm/DMPDFRasterizeTask.cpp index 43be6e5805..40b9d8bfbc 100644 --- a/dm/DMPDFRasterizeTask.cpp +++ b/dm/DMPDFRasterizeTask.cpp @@ -16,18 +16,20 @@ namespace DM { PDFRasterizeTask::PDFRasterizeTask(const Task& parent, - SkData* pdf, + SkStreamAsset* pdf, RasterizePdfProc proc) : CpuTask(parent) , fName(UnderJoin(parent.name().c_str(), "rasterize")) - , fPdf(SkRef(pdf)) - , fRasterize(proc) {} + , fPdf(pdf) + , fRasterize(proc) { + SkASSERT(fPdf.get()); + SkASSERT(fPdf->unique()); +} void PDFRasterizeTask::draw() { - SkMemoryStream pdfStream(fPdf.get()); SkBitmap bitmap; - if (fRasterize(&pdfStream, &bitmap)) { + if (fRasterize(fPdf.get(), &bitmap)) { this->spawnChild(SkNEW_ARGS(WriteTask, (*this, bitmap))); } else { this->fail(); diff --git a/dm/DMPDFRasterizeTask.h b/dm/DMPDFRasterizeTask.h index 2cc1ef70da..72319503c7 100644 --- a/dm/DMPDFRasterizeTask.h +++ b/dm/DMPDFRasterizeTask.h @@ -21,8 +21,9 @@ typedef bool (*RasterizePdfProc)(SkStream* pdf, SkBitmap* output); class PDFRasterizeTask : public CpuTask { public: + // takes ownership of SkStreamAsset. PDFRasterizeTask(const Task& parent, - SkData* pdf, + SkStreamAsset* pdf, RasterizePdfProc); virtual void draw() SK_OVERRIDE; @@ -31,7 +32,7 @@ public: private: const SkString fName; - SkAutoTUnref<SkData> fPdf; + SkAutoTDelete<SkStreamAsset> fPdf; RasterizePdfProc fRasterize; }; diff --git a/dm/DMPDFTask.cpp b/dm/DMPDFTask.cpp index 5fee403a5b..81fd307c0d 100644 --- a/dm/DMPDFTask.cpp +++ b/dm/DMPDFTask.cpp @@ -50,11 +50,11 @@ public: SkCanvas* canvas() { return fCanvas; } - SkData* end() { + SkStreamAsset* end() { fCanvas->flush(); fDocument->endPage(); fDocument->close(); - return fWriteStream.copyToData(); + return fWriteStream.detachAsStream(); } private: @@ -66,7 +66,7 @@ private: } // namespace void PDFTask::draw() { - SkAutoTUnref<SkData> pdfData; + SkAutoTDelete<SkStreamAsset> pdfData; bool rasterize = true; if (fGM.get()) { rasterize = 0 == (fGM->getFlags() & skiagm::GM::kSkipPDFRasterization_Flag); @@ -83,9 +83,11 @@ void PDFTask::draw() { SkASSERT(pdfData.get()); if (rasterize) { - this->spawnChild(SkNEW_ARGS(PDFRasterizeTask, (*this, pdfData.get(), fRasterize))); + this->spawnChild(SkNEW_ARGS(PDFRasterizeTask, + (*this, pdfData->duplicate(), fRasterize))); } - this->spawnChild(SkNEW_ARGS(WriteTask, (*this, pdfData.get(), ".pdf"))); + this->spawnChild(SkNEW_ARGS(WriteTask, + (*this, pdfData->duplicate(), ".pdf"))); } bool PDFTask::shouldSkip() const { diff --git a/dm/DMWriteTask.cpp b/dm/DMWriteTask.cpp index b8ce3189a8..5a07e4669d 100644 --- a/dm/DMWriteTask.cpp +++ b/dm/DMWriteTask.cpp @@ -41,11 +41,14 @@ WriteTask::WriteTask(const Task& parent, SkBitmap bitmap) , fData(NULL) , fExtension(".png") {} -WriteTask::WriteTask(const Task& parent, SkData *data, const char* ext) +WriteTask::WriteTask(const Task& parent, SkStreamAsset *data, const char* ext) : CpuTask(parent) , fGmName(find_gm_name(parent, &fSuffixes)) - , fData(SkRef(data)) - , fExtension(ext) {} + , fData(data) + , fExtension(ext) { + SkASSERT(fData.get()); + SkASSERT(fData->unique()); +} void WriteTask::makeDirOrFail(SkString dir) { if (!sk_mkdir(dir.c_str())) { @@ -115,9 +118,10 @@ struct PngAndRaw { }; // Does not take ownership of data. -bool save_data_to_file(const SkData* data, const char* path) { +bool save_data_to_file(SkStreamAsset* data, const char* path) { + data->rewind(); SkFILEWStream stream(path); - if (!stream.isValid() || !stream.write(data->data(), data->size())) { + if (!stream.isValid() || !stream.writeStream(data, data->getLength())) { SkDebugf("Can't write %s.\n", path); return false; } @@ -142,7 +146,7 @@ void WriteTask::draw() { SkString path = SkOSPath::Join(dir.c_str(), fGmName.c_str()); path.append(fExtension); - const bool ok = fData.get() ? save_data_to_file(fData, path.c_str()) + const bool ok = fData.get() ? save_data_to_file(fData.get(), path.c_str()) : PngAndRaw::Encode(fBitmap, path.c_str()); if (!ok) { this->fail(); diff --git a/dm/DMWriteTask.h b/dm/DMWriteTask.h index c2c1d9fd47..15e1300af2 100644 --- a/dm/DMWriteTask.h +++ b/dm/DMWriteTask.h @@ -18,8 +18,9 @@ public: WriteTask(const Task& parent, // WriteTask must be a child task. SkBitmap bitmap); // Bitmap to encode to PNG and write to disk. + // Takes ownership of SkStreamAsset WriteTask(const Task& parent, // WriteTask must be a child task. - SkData *data, // Pre-encoded data to write to disk. + SkStreamAsset* data, // Pre-encoded data to write to disk. const char* ext); // File extension. virtual void draw() SK_OVERRIDE; @@ -40,7 +41,7 @@ private: SkTArray<SkString> fSuffixes; const SkString fGmName; const SkBitmap fBitmap; - SkAutoTUnref<SkData> fData; + SkAutoTDelete<SkStreamAsset> fData; const char* fExtension; void makeDirOrFail(SkString dir); |