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Rendering tool + benchmarking tool

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This commit is contained in:
Jakub Melka
2020-10-28 16:35:16 +01:00
parent 428e5dc2ad
commit 3c512d0e98
10 changed files with 423 additions and 44 deletions
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26
PdfForQtLib/sources/pdfrenderer.h
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@ -26,6 +26,7 @@
#include <QSemaphore>
#include <QImageWriter>
#include <QSurfaceFormat>
#include <QImage>
class QPainter;
class QOpenGLContext;
@ -168,6 +169,17 @@ private:
QOpenGLFramebufferObject* m_fbo;
};
/// Simple structure for storing rendered page images
struct PDFRenderedPageImage
{
qint64 pageCompileTime = 0;
qint64 pageWaitTime = 0;
qint64 pageRenderTime = 0;
qint64 pageTotalTime = 0;
PDFInteger pageIndex;
QImage pageImage;
};
/// Pool of page image renderers. It can use predefined number of renderers to
/// render page images asynchronously. You can use this object in two ways -
/// first one is as standard object pool, second one is to directly render
@ -181,8 +193,9 @@ private:
public:
using PageImageSizeGetter = std::function<QSize(const PDFPage*)>;
using ProcessImageMethod = std::function<void(PDFInteger, QImage&&)>;
using ProcessImageMethod = std::function<void(PDFRenderedPageImage&)>;
/// Creates new rasterizer pool
/// \param document Document
@ -229,8 +242,15 @@ public:
/// Returns default rasterizer count
static int getDefaultRasterizerCount();
/// Returns corrected rasterizer count (so, if user
/// select too high or too low rasterizer count, this function
/// corrects it to acceptable number.
/// \param rasterizerCount Requested number of rasterizers
/// \returns Corrected number of rasterizers
static int getCorrectedRasterizerCount(int rasterizerCount);
signals:
void renderError(PDFRenderError error);
void renderError(PDFInteger pageIndex, PDFRenderError error);
private:
const PDFDocument* m_document;
@ -344,7 +364,7 @@ public:
std::vector<PDFInteger> getPages() const;
/// Returns output file name for given page
QString getOutputFileName(PDFInteger pageIndex, const QByteArray& outputFormat);
QString getOutputFileName(PDFInteger pageIndex, const QByteArray& outputFormat) const;
static constexpr int getMinDPIResolution() { return 72; }
static constexpr int getMaxDPIResolution() { return 6000; }