Example usage for org.apache.pdfbox.rendering ImageType GRAY

Introduction

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

Prototype

ImageType GRAY

To view the source code for org.apache.pdfbox.rendering ImageType GRAY.

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Document

Shades of gray

Usage

From source file:com.ackpdfbox.app.PDFToImage.java

License:Apache License

/**
 * Infamous main method.//from   w ww . j a  v  a 2s.  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();
            }
        }
    }
}

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

License:Apache License

/**
 * Infamous main method./* ww w. ja va2s.  co  m*/
 *
 * @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();
            }
        }
    }
}

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From source file:idp.pdf_converter.java

public static void pdf_converter(File file) throws IOException {
    PDDocument document = PDDocument.load(file);
    PDFRenderer pdfRenderer = new PDFRenderer(document);
    String path = System.getProperty("user.dir") + "\\src\\main\\temp\\images\\";
    for (int page = 0; page < document.getNumberOfPages(); ++page) {
        BufferedImage bim = pdfRenderer.renderImageWithDPI(page, 300, ImageType.GRAY);
        ImageIOUtil.writeImage(bim, path + file.getName() + "-" + (page + 1) + ".png", 300);
    }//from w  ww .  j av a2  s.c  om
    document.close();
}

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From source file:model.util.pdf.PDFUtils.java

License:Apache License

/**
 * Infamous main method./*www . j  a  v  a2s . c o m*/
 * Adapted by Julius Huelsmann.
 * 
 * @author Ben Litchfield
 *
 * @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 BufferedImage pdf2image(final String[] _parameters) throws IOException {

    // suppress the Dock icon on OS X if called from outside
    // the paint - project.
    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 < _parameters.length; i++) {
        if (_parameters[i].equals(PASSWORD)) {
            i++;
            if (i >= _parameters.length) {
                usage();
            }
            password = _parameters[i];
        } else if (_parameters[i].equals(START_PAGE)) {
            i++;
            if (i >= _parameters.length) {
                usage();
            }
            startPage = Integer.parseInt(_parameters[i]);
        } else if (_parameters[i].equals(END_PAGE)) {
            i++;
            if (i >= _parameters.length) {
                usage();
            }
            endPage = Integer.parseInt(_parameters[i]);
        } else if (_parameters[i].equals(PAGE)) {
            i++;
            if (i >= _parameters.length) {
                usage();
            }
            startPage = Integer.parseInt(_parameters[i]);
            endPage = Integer.parseInt(_parameters[i]);
        } else if (_parameters[i].equals(IMAGE_TYPE) || _parameters[i].equals(FORMAT)) {
            i++;
            imageFormat = _parameters[i];
        } else if (_parameters[i].equals(OUTPUT_PREFIX) || _parameters[i].equals(PREFIX)) {
            i++;
            outputPrefix = _parameters[i];
        } else if (_parameters[i].equals(COLOR)) {
            i++;
            color = _parameters[i];
        } else if (_parameters[i].equals(RESOLUTION) || _parameters[i].equals(DPI)) {
            i++;
            dpi = Integer.parseInt(_parameters[i]);
        } else if (_parameters[i].equals(CROPBOX)) {
            i++;
            cropBoxLowerLeftX = Float.valueOf(_parameters[i]);
            i++;
            cropBoxLowerLeftY = Float.valueOf(_parameters[i]);
            i++;
            cropBoxUpperRightX = Float.valueOf(_parameters[i]);
            i++;
            cropBoxUpperRightY = Float.valueOf(_parameters[i]);
        } else if (_parameters[i].equals(TIME)) {
            showTime = true;
        } else {
            if (pdfFile == null) {
                pdfFile = _parameters[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;) {
                BufferedImage image = renderer.renderImageWithDPI(i, dpi, imageType);
                String fileName = outputPrefix + (i + 1) + "." + imageFormat;
                success &= ImageIOUtil.writeImage(image, fileName, dpi);
                return image;
            }

            // 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();
            }
        }
        return null;
    }
    return null;
}

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