diff options
author | edisonn@google.com <edisonn@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2013-07-11 12:53:06 +0000 |
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committer | edisonn@google.com <edisonn@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2013-07-11 12:53:06 +0000 |
commit | 7b328fddf94eea5f05ffa36de02d7d9922f504da (patch) | |
tree | d9c39f56b0768a85c79d7de608bc432b0db6aaf7 /experimental | |
parent | 183f7f56b8616487730ee5711168d42ae348e7e2 (diff) |
pdfviewer: add --pages arg: render a certain page (all, all in desceding order, firsl, last and by page number)
Review URL: https://codereview.chromium.org/18584010
git-svn-id: http://skia.googlecode.com/svn/trunk@9999 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'experimental')
6 files changed, 38 insertions, 15 deletions
diff --git a/experimental/PdfViewer/SkPdfRenderer.cpp b/experimental/PdfViewer/SkPdfRenderer.cpp index 37867b42b7..f52d9a020f 100644 --- a/experimental/PdfViewer/SkPdfRenderer.cpp +++ b/experimental/PdfViewer/SkPdfRenderer.cpp @@ -2013,7 +2013,7 @@ SkRect SkPdfRenderer::MediaBox(int page) const { return fPdfDoc->MediaBox(page); } -size_t SkPdfRenderer::bytesUsed() { +size_t SkPdfRenderer::bytesUsed() const { return fPdfDoc ? fPdfDoc->bytesUsed() : 0; } diff --git a/experimental/PdfViewer/SkPdfRenderer.h b/experimental/PdfViewer/SkPdfRenderer.h index ba556ff390..d6d2c926cd 100644 --- a/experimental/PdfViewer/SkPdfRenderer.h +++ b/experimental/PdfViewer/SkPdfRenderer.h @@ -34,6 +34,7 @@ public: int pages() const; void unload(); SkRect MediaBox(int page) const; + size_t bytesUsed() const; }; void reportPdfRenderStats(); diff --git a/experimental/PdfViewer/pdf_viewer_main.cpp b/experimental/PdfViewer/pdf_viewer_main.cpp index 0b3b1aa017..cc9c3ed81a 100644 --- a/experimental/PdfViewer/pdf_viewer_main.cpp +++ b/experimental/PdfViewer/pdf_viewer_main.cpp @@ -17,6 +17,14 @@ DEFINE_string2(readPath, r, "", "pdf files or directories of pdf files to proces DEFINE_string2(writePath, w, "", "Directory to write the rendered pages."); DEFINE_bool2(noExtensionForOnePagePdf, n, false, "No page extension if only one page."); DEFINE_bool2(showMemoryUsage, m, false, "Show Memory usage."); +DEFINE_string2(pages, p, "all", "What pages to render and how:\n" + "\tall - all pages\n" + "\treverse - all pages, in reverse order\n" + "\tfirst - first page\n" + "\tlast - last page\n" + "\tnumber - a specific page number\n" + ); + /** * Given list of directories and files to use as input, expects to find .pdf @@ -122,6 +130,10 @@ static bool render_page(const SkString& outputDir, SkImageEncoder::EncodeFile(outputPath.c_str(), bitmap, SkImageEncoder::kPNG_Type, 100); + if (FLAGS_showMemoryUsage) { + SkDebugf("Memory usage after page %i rendered: %u\n", page < 0 ? 0 : page, (unsigned int)renderer.bytesUsed()); + } + return true; } @@ -131,7 +143,7 @@ static bool render_page(const SkString& outputDir, * @param renderer The object responsible to render the skp object into pdf. */ static bool process_pdf(const SkString& inputPath, const SkString& outputDir, - SkPdfRenderer& renderer, bool noPageExt, bool showMemoryUsage) { + SkPdfRenderer& renderer) { SkDebugf("Loading PDF: %s\n", inputPath.c_str()); SkString inputFilename; @@ -149,7 +161,7 @@ static bool process_pdf(const SkString& inputPath, const SkString& outputDir, success = renderer.load(inputPath); if (success) { - if (showMemoryUsage) { + if (FLAGS_showMemoryUsage) { SkDebugf("Memory usage after load: %u\n", (unsigned int)renderer.bytesUsed()); } if (!renderer.pages()) @@ -157,9 +169,21 @@ static bool process_pdf(const SkString& inputPath, const SkString& outputDir, SkDebugf("ERROR: Empty PDF Document %s\n", inputPath.c_str()); return false; } else { - for (int pn = 0; pn < renderer.pages(); ++pn) { - success = render_page(outputDir, inputFilename, renderer, noPageExt && renderer.pages() == 1 ? -1 : pn) && success; - SkDebugf("Memory usage after page %i rendered: %u\n", pn, (unsigned int)renderer.bytesUsed()); + if (strcmp(FLAGS_pages[0], "all") == 0) { + for (int pn = 0; pn < renderer.pages(); ++pn) { + success = render_page(outputDir, inputFilename, renderer, FLAGS_noExtensionForOnePagePdf && renderer.pages() == 1 ? -1 : pn) && success; + } + } else if (strcmp(FLAGS_pages[0], "reverse") == 0) { + for (int pn = renderer.pages() - 1; pn >= 0; --pn) { + success = render_page(outputDir, inputFilename, renderer, FLAGS_noExtensionForOnePagePdf && renderer.pages() == 1 ? -1 : pn) && success; + } + } else if (strcmp(FLAGS_pages[0], "first") == 0) { + success = render_page(outputDir, inputFilename, renderer, FLAGS_noExtensionForOnePagePdf && renderer.pages() == 1 ? -1 : 0) && success; + } else if (strcmp(FLAGS_pages[0], "last") == 0) { + success = render_page(outputDir, inputFilename, renderer, FLAGS_noExtensionForOnePagePdf && renderer.pages() == 1 ? -1 : renderer.pages() - 1) && success; + } else { + int pn = atoi(FLAGS_pages[0]); + success = render_page(outputDir, inputFilename, renderer, FLAGS_noExtensionForOnePagePdf && renderer.pages() == 1 ? -1 : renderer.pages() - 1) && pn; } } } @@ -174,7 +198,7 @@ static bool process_pdf(const SkString& inputPath, const SkString& outputDir, * @param renderer The object responsible to render the skp object into pdf. */ static int process_input(const char* input, const SkString& outputDir, - SkPdfRenderer& renderer, bool noPageExt, bool showMemoryUsage) { + SkPdfRenderer& renderer) { int failures = 0; if (sk_isdir(input)) { SkOSFile::Iter iter(input, PDF_FILE_EXTENSION); @@ -184,13 +208,13 @@ static int process_input(const char* input, const SkString& outputDir, SkString _input; _input.append(input); sk_tools::make_filepath(&inputPath, _input, inputFilename); - if (!process_pdf(inputPath, outputDir, renderer, noPageExt, showMemoryUsage)) { + if (!process_pdf(inputPath, outputDir, renderer)) { ++failures; } } } else { SkString inputPath(input); - if (!process_pdf(inputPath, outputDir, renderer, noPageExt, showMemoryUsage)) { + if (!process_pdf(inputPath, outputDir, renderer)) { ++failures; } } @@ -216,9 +240,7 @@ int tool_main(int argc, char** argv) { int failures = 0; for (int i = 0; i < FLAGS_readPath.count(); i ++) { - failures += process_input(FLAGS_readPath[i], outputDir, renderer, - FLAGS_noExtensionForOnePagePdf, - FLAGS_showMemoryUsage); + failures += process_input(FLAGS_readPath[i], outputDir, renderer); renderer.unload(); } diff --git a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp index bd46577322..dd8ec442b5 100644 --- a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp +++ b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.cpp @@ -417,7 +417,7 @@ SkPdfObject* SkNativeParsedPDF::resolveReference(const SkPdfObject* ref) { return (SkPdfObject*)ref; } -size_t SkNativeParsedPDF::bytesUsed() { +size_t SkNativeParsedPDF::bytesUsed() const { return fAllocator->bytesUsed() + fContentLength + fObjects.count() * sizeof(PublicObjectEntry) + diff --git a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h index 48442fd2cb..b91d574f26 100644 --- a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h +++ b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h @@ -62,7 +62,7 @@ public: SkPdfObject* resolveReference(const SkPdfObject* ref); // Reports an approximation of all the memory usage. - size_t bytesUsed(); + size_t bytesUsed() const; private: diff --git a/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.h b/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.h index f544ff3bc1..399fba94e7 100644 --- a/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.h +++ b/experimental/PdfViewer/pdfparser/native/SkPdfNativeTokenizer.h @@ -104,7 +104,7 @@ public: return data; } - size_t bytesUsed() { + size_t bytesUsed() const { return fSizeInBytes; } }; |