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| 1 /* | |
| 2 * Copyright 2014 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 #include "SkCanvas.h" | |
| 8 #include "SkDocument.h" | |
| 9 #include "SkForceLinking.h" | |
| 10 #include "SkGraphics.h" | |
| 11 #include "SkNullCanvas.h" | |
| 12 #include "SkPicture.h" | |
| 13 #include "SkStream.h" | |
| 14 #include "SkTemplates.h" | |
| 15 #include "PageCachingDocument.h" | |
| 16 #include "ProcStats.h" | |
| 17 #include "flags/SkCommandLineFlags.h" | |
| 18 | |
| 19 DEFINE_string2(readPath, | |
| 20 r, | |
| 21 "", | |
| 22 "(Required) The path to a .skp Skia Picture file."); | |
| 23 DEFINE_string2(writePath, w, "", "If set, write PDF output to this file."); | |
| 24 DEFINE_bool(cachePages, false, "Use a PageCachingDocument."); | |
| 25 DEFINE_bool(nullCanvas, true, "Render to a SkNullCanvas as a control."); | |
| 26 | |
| 27 __SK_FORCE_IMAGE_DECODER_LINKING; | |
| 28 | |
| 29 namespace { | |
| 30 class NullWStream : public SkWStream { | |
| 31 public: | |
| 32 NullWStream() : fBytesWritten(0) { | |
| 33 } | |
| 34 bool write(const void*, size_t size) override { | |
| 35 fBytesWritten += size; | |
| 36 return true; | |
| 37 } | |
| 38 size_t bytesWritten() const override { | |
| 39 return fBytesWritten; | |
| 40 } | |
| 41 size_t fBytesWritten; | |
| 42 }; | |
| 43 | |
| 44 SkDocument* CreatePDFDocument(SkWStream* out) { | |
| 45 if (FLAGS_cachePages) { | |
| 46 return CreatePageCachingDocument(out); | |
| 47 } else { | |
| 48 return SkDocument::CreatePDF(out); | |
| 49 } | |
| 50 } | |
| 51 } // namespace | |
| 52 | |
| 53 int main(int argc, char** argv) { | |
| 54 SkCommandLineFlags::Parse(argc, argv); | |
| 55 if (FLAGS_readPath.isEmpty()) { | |
| 56 SkDebugf("Error: missing requires --readPath option\n"); | |
| 57 return 1; | |
| 58 } | |
| 59 const char* path = FLAGS_readPath[0]; | |
| 60 SkFILEStream inputStream(path); | |
| 61 | |
| 62 if (!inputStream.isValid()) { | |
| 63 SkDebugf("Could not open file %s\n", path); | |
| 64 return 2; | |
| 65 } | |
| 66 SkAutoGraphics ag; | |
| 67 SkAutoTUnref<SkPicture> picture(SkPicture::CreateFromStream(&inputStream)); | |
| 68 if (NULL == picture.get()) { | |
| 69 SkDebugf("Could not read an SkPicture from %s\n", path); | |
| 70 return 3; | |
| 71 } | |
| 72 | |
| 73 int width = picture->cullRect().width(); | |
| 74 int height = picture->cullRect().height(); | |
| 75 | |
| 76 const int kLetterWidth = 612; // 8.5 * 72 | |
| 77 const int kLetterHeight = 792; // 11 * 72 | |
| 78 SkRect letterRect = SkRect::MakeWH(SkIntToScalar(kLetterWidth), | |
| 79 SkIntToScalar(kLetterHeight)); | |
| 80 | |
| 81 int xPages = ((width - 1) / kLetterWidth) + 1; | |
| 82 int yPages = ((height - 1) / kLetterHeight) + 1; | |
| 83 | |
| 84 SkAutoTDelete<SkWStream> out(SkNEW(NullWStream)); | |
| 85 | |
| 86 if (!FLAGS_writePath.isEmpty()) { | |
| 87 SkAutoTDelete<SkFILEWStream> fileStream( | |
| 88 SkNEW_ARGS(SkFILEWStream, (FLAGS_writePath[0]))); | |
| 89 if (!fileStream->isValid()) { | |
| 90 SkDebugf("Can't open file \"%s\" for writing.", FLAGS_writePath[0]); | |
| 91 return 1; | |
| 92 } | |
| 93 out.reset(fileStream.detach()); | |
| 94 } | |
| 95 | |
| 96 SkCanvas* nullCanvas = SkCreateNullCanvas(); | |
| 97 | |
| 98 SkAutoTUnref<SkDocument> pdfDocument; | |
| 99 if (!FLAGS_nullCanvas) { | |
| 100 pdfDocument.reset(CreatePDFDocument(out.get())); | |
| 101 } | |
| 102 | |
| 103 for (int y = 0; y < yPages; ++y) { | |
| 104 for (int x = 0; x < xPages; ++x) { | |
| 105 SkCanvas* canvas; | |
| 106 if (FLAGS_nullCanvas) { | |
| 107 canvas = nullCanvas; | |
| 108 } else { | |
| 109 int w = SkTMin(kLetterWidth, width - (x * kLetterWidth)); | |
| 110 int h = SkTMin(kLetterHeight, height - (y * kLetterHeight)); | |
| 111 canvas = pdfDocument->beginPage(w, h); | |
| 112 } | |
| 113 { | |
| 114 SkAutoCanvasRestore autoCanvasRestore(canvas, true); | |
| 115 canvas->clipRect(letterRect); | |
| 116 canvas->translate(SkIntToScalar(-kLetterWidth * x), | |
| 117 SkIntToScalar(-kLetterHeight * y)); | |
| 118 picture->playback(canvas); | |
| 119 //canvas->drawPicture(picture); | |
| 120 } | |
| 121 canvas->flush(); | |
| 122 if (!FLAGS_nullCanvas) { | |
| 123 pdfDocument->endPage(); | |
| 124 } | |
| 125 } | |
| 126 } | |
| 127 if (!FLAGS_nullCanvas) { | |
| 128 pdfDocument->close(); | |
| 129 pdfDocument.reset(NULL); | |
| 130 } | |
| 131 printf(SK_SIZE_T_SPECIFIER "\t%4d\n", | |
| 132 inputStream.getLength(), | |
| 133 sk_tools::getMaxResidentSetSizeMB()); | |
| 134 return 0; | |
| 135 } | |
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Chromium Code Reviews
Issue 1233093004:
experimental: remove old PDF benchmarking tools (Closed)
Base URL: https://skia.googlesource.com/skia.git@master