Example usage for org.apache.pdfbox.rendering PDFRenderer PDFRenderer

List of usage examples for org.apache.pdfbox.rendering PDFRenderer PDFRenderer

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Introduction

In this page you can find the example usage for org.apache.pdfbox.rendering PDFRenderer PDFRenderer.

Prototype

public PDFRenderer(PDDocument document)

Source Link

Document

Creates a new PDFRenderer.

Usage

From source file:com.yiyihealth.util.PDF2Image.java

License:Apache License

/**
 * Infamous main method.//from w w  w  .  j ava  2 s.com
 *
 * @param args Command line arguments, should be one and a reference to a file.
 *
 * @throws IOException If there is an error parsing the document.
 */
public static void main(String[] args) throws IOException {
    // suppress the Dock icon on OS X
    System.setProperty("apple.awt.UIElement", "true");

    String password = "";
    String pdfFile = null;
    String outputPrefix = null;
    String imageFormat = "jpg";
    int startPage = 1;
    int endPage = Integer.MAX_VALUE;
    String color = "rgb";
    int dpi;
    float cropBoxLowerLeftX = 0;
    float cropBoxLowerLeftY = 0;
    float cropBoxUpperRightX = 0;
    float cropBoxUpperRightY = 0;
    boolean showTime = false;
    try {
        dpi = Toolkit.getDefaultToolkit().getScreenResolution();
    } catch (HeadlessException e) {
        dpi = 96;
    }
    for (int i = 0; i < args.length; i++) {
        if (args[i].equals(PASSWORD)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            password = args[i];
        } else if (args[i].equals(START_PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            startPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(END_PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            endPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(PAGE)) {
            i++;
            if (i >= args.length) {
                usage();
            }
            startPage = Integer.parseInt(args[i]);
            endPage = Integer.parseInt(args[i]);
        } else if (args[i].equals(IMAGE_TYPE) || args[i].equals(FORMAT)) {
            i++;
            imageFormat = args[i];
        } else if (args[i].equals(OUTPUT_PREFIX) || args[i].equals(PREFIX)) {
            i++;
            outputPrefix = args[i];
        } else if (args[i].equals(COLOR)) {
            i++;
            color = args[i];
        } else if (args[i].equals(RESOLUTION) || args[i].equals(DPI)) {
            i++;
            dpi = Integer.parseInt(args[i]);
        } else if (args[i].equals(CROPBOX)) {
            i++;
            cropBoxLowerLeftX = Float.valueOf(args[i]);
            i++;
            cropBoxLowerLeftY = Float.valueOf(args[i]);
            i++;
            cropBoxUpperRightX = Float.valueOf(args[i]);
            i++;
            cropBoxUpperRightY = Float.valueOf(args[i]);
        } else if (args[i].equals(TIME)) {
            showTime = true;
        } else {
            if (pdfFile == null) {
                pdfFile = args[i];
            }
        }
    }
    if (pdfFile == null) {
        usage();
    } else {
        if (outputPrefix == null) {
            outputPrefix = pdfFile.substring(0, pdfFile.lastIndexOf('.'));
        }

        PDDocument document = null;
        try {
            document = PDDocument.load(new File(pdfFile), password);

            ImageType imageType = null;
            if ("bilevel".equalsIgnoreCase(color)) {
                imageType = ImageType.BINARY;
            } else if ("gray".equalsIgnoreCase(color)) {
                imageType = ImageType.GRAY;
            } else if ("rgb".equalsIgnoreCase(color)) {
                imageType = ImageType.RGB;
            } else if ("rgba".equalsIgnoreCase(color)) {
                imageType = ImageType.ARGB;
            }

            if (imageType == null) {
                System.err.println("Error: Invalid color.");
                System.exit(2);
            }

            //if a CropBox has been specified, update the CropBox:
            //changeCropBoxes(PDDocument document,float a, float b, float c,float d)
            if (cropBoxLowerLeftX != 0 || cropBoxLowerLeftY != 0 || cropBoxUpperRightX != 0
                    || cropBoxUpperRightY != 0) {
                changeCropBox(document, cropBoxLowerLeftX, cropBoxLowerLeftY, cropBoxUpperRightX,
                        cropBoxUpperRightY);
            }

            long startTime = System.nanoTime();

            // render the pages
            boolean success = true;
            endPage = Math.min(endPage, document.getNumberOfPages());
            PDFRenderer renderer = new PDFRenderer(document);
            for (int i = startPage - 1; i < endPage; i++) {
                BufferedImage image = renderer.renderImageWithDPI(i, dpi, imageType);
                String fileName = outputPrefix + "_" + (i + 1) + "." + imageFormat;
                success &= ImageIOUtil.writeImage(image, fileName, dpi);
            }

            // performance stats
            long endTime = System.nanoTime();
            long duration = endTime - startTime;
            int count = 1 + endPage - startPage;
            if (showTime) {
                System.err.printf("Rendered %d page%s in %dms\n", count, count == 1 ? "" : "s",
                        duration / 1000000);
            }

            if (!success) {
                System.err.println("Error: no writer found for image format '" + imageFormat + "'");
                System.exit(1);
            }
        } finally {
            if (document != null) {
                document.close();
            }
        }
    }
}

From source file:cz.mzk.editor.server.fedora.KrameriusImageSupport.java

License:Open Source License

/**
 * Read image./*from   w  ww . java  2  s  .co m*/
 *
 * @param url
 *        the url
 * @param type
 *        the type
 * @param page
 *        the page
 * @return the image
 * @throws IOException
 *         Signals that an I/O exception has occurred.
 */
public static Image readImage(URL url, ImageMimeType type, int page) throws IOException {
    if (type.javaNativeSupport()) {
        return ImageIO.read(url.openStream());
    } else if ((type.equals(ImageMimeType.DJVU)) || (type.equals(ImageMimeType.VNDDJVU))
            || (type.equals(ImageMimeType.XDJVU))) {
        com.lizardtech.djvu.Document doc = new com.lizardtech.djvu.Document(url);
        doc.setAsync(false);
        DjVuPage[] p = new DjVuPage[1];
        // read page from the document - index 0, priority 1, favorFast true
        int size = doc.size();
        if ((page != 0) && (page >= size)) {
            page = 0;
        }
        p[0] = doc.getPage(page, 1, true);
        p[0].setAsync(false);
        DjVuImage djvuImage = new DjVuImage(p, true);
        Rectangle pageBounds = djvuImage.getPageBounds(0);
        Image[] images = djvuImage.getImage(new JPanel(), new Rectangle(pageBounds.width, pageBounds.height));
        if (images.length == 1) {
            Image img = images[0];
            return img;
        } else
            return null;
    } else if (type.equals(ImageMimeType.PDF)) {
        try (PDDocument document = PDDocument.load(url.openStream());) {

            PDFRenderer pdfRenderer = new PDFRenderer(document);
            int resolution = 96;
            BufferedImage image = pdfRenderer.renderImageWithDPI(page, resolution, ImageType.RGB);
            return image;
        }
    } else
        throw new IllegalArgumentException("unsupported mimetype '" + type.getValue() + "'");
}

From source file:cz.mzk.editor.server.newObject.CreateObject.java

License:Open Source License

/**
 * Creates the thumb prew from pdf.//ww w . j a va 2s . c  om
 *
 * @param dsId                 the ds id
 * @param pathWithoutExtension the path without extension
 * @param thumbPageNum         the thumb page num
 * @param uuid                 the uuid
 * @param width            the image width
 * @throws CreateObjectException the create object exception
 */
private void createThumbPrewFromPdf(DATASTREAM_ID dsId, String pathWithoutExtension, int thumbPageNum,
        String uuid, int width) throws CreateObjectException {
    try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
            PDDocument document = PDDocument
                    .load(Files.newInputStream(Paths.get(pathWithoutExtension + Constants.PDF_EXTENSION)));) {
        long startTime = System.currentTimeMillis();
        // convert pdf to image
        PDFRenderer pdfRenderer = new PDFRenderer(document);
        BufferedImage imageFull = pdfRenderer.renderImageWithDPI(thumbPageNum - 1, 72, ImageType.RGB);

        // resize image
        int height = (int) (imageFull.getHeight() * (double) width / imageFull.getWidth());
        BufferedImage preview = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        Graphics2D gPreview = preview.createGraphics();
        gPreview.drawImage(imageFull, 0, 0, width, height, null);
        gPreview.dispose();
        ImageIO.write(preview, "jpeg", outputStream);
        LOGGER.debug("Duration of " + pathWithoutExtension + Constants.PDF_EXTENSION + "conversion was "
                + (System.currentTimeMillis() - startTime) + "ms");

        // upload
        Client client = new ResteasyClientBuilder()
                .register(new BasicAuthentication(config.getFedoraLogin(), config.getFedoraPassword())).build();
        String prepUrl = "/objects/" + (uuid.contains("uuid:") ? uuid : "uuid:".concat(uuid)) + "/datastreams/"
                + dsId.getValue() + "?controlGroup=M&versionable=true&dsState=A&mimeType=image/jpeg";
        WebTarget target = client.target(config.getFedoraHost().concat(prepUrl));
        target.request()
                .post(Entity.entity(outputStream.toByteArray(), MediaType.APPLICATION_OCTET_STREAM_TYPE));
    } catch (IOException e) {
        LOGGER.error(e.getMessage());
        throw new CreateObjectException("Unable to run the convert proces on the pdf file: "
                + pathWithoutExtension + Constants.PDF_EXTENSION);

    }
}

From source file:ddf.catalog.transformer.input.pdf.PdfThumbnailGeneratorImpl.java

License:Open Source License

@Override
public Optional<byte[]> apply(PDDocument pdfDocument) throws IOException {
    PDFRenderer pdfRenderer = new PDFRenderer(pdfDocument);

    if (pdfDocument.getNumberOfPages() < 1) {
        return Optional.empty();
    }// w w  w  .j ava 2  s. c o m

    BufferedImage image = pdfRenderer.renderImageWithDPI(0, RESOLUTION_DPI, ImageType.RGB);

    int largestDimension = Math.max(image.getHeight(), image.getWidth());
    float scalingFactor = IMAGE_HEIGHTWIDTH / largestDimension;
    int scaledHeight = (int) (image.getHeight() * scalingFactor);
    int scaledWidth = (int) (image.getWidth() * scalingFactor);

    BufferedImage scaledImage = new BufferedImage(scaledWidth, scaledHeight, BufferedImage.TYPE_INT_RGB);
    Graphics2D graphics = scaledImage.createGraphics();
    graphics.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    graphics.drawImage(image, 0, 0, scaledWidth, scaledHeight, null);
    graphics.dispose();

    try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
        ImageIOUtil.writeImage(scaledImage, FORMAT_NAME, outputStream, RESOLUTION_DPI, IMAGE_QUALITY);
        return Optional.of(outputStream.toByteArray());
    }
}

From source file:de.redsix.pdfcompare.PdfComparator.java

License:Apache License

private void compare(final PDDocument expectedDocument, final PDDocument actualDocument) throws IOException {
    expectedDocument.setResourceCache(new ResourceCacheWithLimitedImages());
    PDFRenderer expectedPdfRenderer = new PDFRenderer(expectedDocument);

    actualDocument.setResourceCache(new ResourceCacheWithLimitedImages());
    PDFRenderer actualPdfRenderer = new PDFRenderer(actualDocument);

    final int minPageCount = Math.min(expectedDocument.getNumberOfPages(), actualDocument.getNumberOfPages());
    CountDownLatch latch = new CountDownLatch(minPageCount);
    for (int pageIndex = 0; pageIndex < minPageCount; pageIndex++) {
        drawImage(latch, pageIndex, expectedDocument, actualDocument, expectedPdfRenderer, actualPdfRenderer);
    }//w w w  .  j a va  2s . com
    Utilities.await(latch, "FullCompare");
    Utilities.shutdownAndAwaitTermination(drawExecutor, "Draw");
    Utilities.shutdownAndAwaitTermination(parrallelDrawExecutor, "Parallel Draw");
    Utilities.shutdownAndAwaitTermination(diffExecutor, "Diff");
    if (expectedDocument.getNumberOfPages() > minPageCount) {
        addExtraPages(expectedDocument, expectedPdfRenderer, minPageCount, MISSING_RGB, true);
    } else if (actualDocument.getNumberOfPages() > minPageCount) {
        addExtraPages(actualDocument, actualPdfRenderer, minPageCount, EXTRA_RGB, false);
    }
}

From source file:de.redsix.pdfcompare.PdfComparator.java

License:Apache License

private void addSingleDocumentToResult(InputStream expectedPdfIS, int markerColor) throws IOException {
    try (PDDocument expectedDocument = PDDocument.load(expectedPdfIS)) {
        PDFRenderer expectedPdfRenderer = new PDFRenderer(expectedDocument);
        addExtraPages(expectedDocument, expectedPdfRenderer, 0, markerColor, true);
    }//from   ww  w  .j a  v a  2  s  .c  o m
}

From source file:es.rickyepoderi.pdfimages.Converter.java

License:Open Source License

/**
 * Method that converts a PDF file in a series of images. 
 * /*  ww w . j a v a2 s.c o m*/
 * @param pdfFile The PDF file to read
 * @param prefix The prefix of the images to write
 * @param imgFormat The image format ("jpg", "png",...) used by ImageIO
 * @param dpi The DPI of the images to render pages
 * @param type The type of the image (RGB, GREY,...)
 * @throws IOException Some error generating the images
 */
public void pdf2Images(File pdfFile, String prefix, String suffix, int dpi, ImageType type) throws IOException {
    PDDocument document = PDDocument.load(pdfFile);
    PDFRenderer pdfRenderer = new PDFRenderer(document);
    int pad = (int) Math.ceil(Math.log10(document.getNumberOfPages()));
    if (pad == 0) {
        pad = 1;
    }
    String format = String.format("%s.%%0%dd.%s", prefix, pad, suffix);
    for (int i = 0; i < document.getNumberOfPages(); i++) {
        BufferedImage image = pdfRenderer.renderImageWithDPI(i, dpi, type);
        ImageIO.write(image, suffix, new File(String.format(format, i)));
    }
}

From source file:eu.europa.esig.dss.pades.signature.PAdESVisibleSignaturePositionTest.java

License:Open Source License

private void checkImageSimilarityPdf(String samplePdf, String checkPdf, float similarity) throws IOException {
    DSSDocument document = sign(signablePdfs.get(samplePdf));
    PDDocument sampleDocument = PDDocument.load(document.openStream());
    PDDocument checkDocument = PDDocument
            .load(getClass().getResourceAsStream("/visualSignature/check/" + checkPdf));

    PDPageTree samplePageTree = sampleDocument.getPages();
    PDPageTree checkPageTree = checkDocument.getPages();

    Assert.assertEquals(checkPageTree.getCount(), samplePageTree.getCount());

    PDFRenderer sampleRenderer = new PDFRenderer(sampleDocument);
    PDFRenderer checkRenderer = new PDFRenderer(checkDocument);

    for (int pageNumber = 0; pageNumber < checkPageTree.getCount(); pageNumber++) {
        BufferedImage sampleImage = sampleRenderer.renderImageWithDPI(pageNumber, DPI);
        BufferedImage checkImage = checkRenderer.renderImageWithDPI(pageNumber, DPI);

        float checkSimilarity = checkImageSimilarity(sampleImage, checkImage, CHECK_RESOLUTION);
        float calculatedSimilarity = ((int) (similarity * 100f)) / 100f; // calulate rotated position has about 1
        // pixel position difference
        Assert.assertTrue(checkSimilarity >= calculatedSimilarity);
    }// ww w .j  a va  2  s.  c o  m
}

From source file:eu.europa.esig.dss.pades.signature.PAdESVisibleSignaturePositionTest.java

License:Open Source License

private BufferedImage pdfToBufferedImage(InputStream inputStream) throws IOException {
    PDDocument document = PDDocument.load(inputStream);
    PDFRenderer renderer = new PDFRenderer(document);
    return renderer.renderImageWithDPI(0, DPI);
}

From source file:FileIOAux.PrintAux.java

/**
 * @see/* w w  w .ja  v a  2s .c  o  m*/
 * http://stackoverflow.com/questions/23326562/apache-pdfbox-convert-pdf-to-images
 * @param fil
 * @return
 */
public static BufferedImage[] pdfToImage(String fil) {
    BufferedImage[] bim = null;
    try {
        PDDocument document = PDDocument.load(new File(fil));
        if (document != null) {
            PDFRenderer pdfRenderer = new PDFRenderer(document);
            bim = new BufferedImage[document.getNumberOfPages()];
            for (int i = 0; i < document.getNumberOfPages(); i++) {
                bim[i] = pdfRenderer.renderImage(i);
            }
            document.close();
        }
    } catch (IOException ex) {
        Logger.getLogger(PrintAux.class.getName()).log(Level.SEVERE, null, ex);
    }
    return bim;
}