Java Code Examples for org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject#getWidth()

/**
 * <a href="https://stackoverflow.com/questions/58606529/pdf-size-too-large-generating-through-android-pdfdocument-and-while-using-pdfbo">
 * PDF size too large generating through Android PDFDocument. And while using pdfbox it is cutting image in output
 * </a>
 * <p>
 * This code shows how to draw an image onto a page with
 * the image "default size".
 * </p>
 */
@Test
public void testDrawImageToFitPage() throws IOException {
    try (   InputStream imageResource = getClass().getResourceAsStream("Willi-1.jpg")) {
        PDDocument document = new PDDocument();

        PDImageXObject ximage = JPEGFactory.createFromStream(document,imageResource);

        PDPage page = new PDPage(new PDRectangle(ximage.getWidth(), ximage.getHeight()));
        document.addPage(page);

        PDPageContentStream contentStream = new PDPageContentStream(document, page);
        contentStream.drawImage(ximage, 0, 0);
        contentStream.close();

        document.save(new File(RESULT_FOLDER, "Willi-1.pdf"));
        document.close();
    }
}
 

@Override
public void put(COSObject indirect, PDXObject xobject) throws IOException {
    final int length = xobject.getStream().getLength();
    if (length > environment.getMaxImageSize()) {
        LOG.trace("Not caching image with Size: {}", length);
        return;
    }
    if (xobject instanceof PDImageXObject) {
        PDImageXObject imageObj = (PDImageXObject) xobject;
        if (imageObj.getWidth() * imageObj.getHeight() > environment.getMaxImageSize()) {
            return;
        }
    }
    this.xobjects.put(indirect, new SoftReference<>(xobject));
}
 

/**
 * <a href="https://stackoverflow.com/questions/49958604/draw-image-at-mid-position-using-pdfbox-java">
 * Draw image at mid position using pdfbox Java
 * </a>
 * <p>
 * This is the OP's original code. It mirrors the image.
 * This can be fixed as shown in {@link #testImageAppendNoMirror()}.
 * </p>
 */
@Test
public void testImageAppendLikeShanky() throws IOException {
    try (   InputStream resource = getClass().getResourceAsStream("/mkl/testarea/pdfbox2/sign/test.pdf");
            InputStream imageResource = getClass().getResourceAsStream("Willi-1.jpg")   )
    {
        PDDocument doc = Loader.loadPDF(resource);
        PDImageXObject pdImage = PDImageXObject.createFromByteArray(doc, ByteStreams.toByteArray(imageResource), "Willi");

        int w = pdImage.getWidth();
        int h = pdImage.getHeight();

        PDPage page = doc.getPage(0);
        PDPageContentStream contentStream = new PDPageContentStream(doc, page, PDPageContentStream.AppendMode.APPEND, true);

        float x_pos = page.getCropBox().getWidth();
        float y_pos = page.getCropBox().getHeight();

        float x_adjusted = ( x_pos - w ) / 2;
        float y_adjusted = ( y_pos - h ) / 2;

        Matrix mt = new Matrix(1f, 0f, 0f, -1f, page.getCropBox().getLowerLeftX(), page.getCropBox().getUpperRightY());
        contentStream.transform(mt);
        contentStream.drawImage(pdImage, x_adjusted, y_adjusted, w, h);
        contentStream.close();

        doc.save(new File(RESULT_FOLDER, "test-with-image-shanky.pdf"));
        doc.close();

    }
}
 

/**
 * <a href="https://stackoverflow.com/questions/49958604/draw-image-at-mid-position-using-pdfbox-java">
 * Draw image at mid position using pdfbox Java
 * </a>
 * <p>
 * This is a fixed version of the the OP's original code, cf.
 * {@link #testImageAppendLikeShanky()}. It does not mirrors the image.
 * </p>
 */
@Test
public void testImageAppendNoMirror() throws IOException {
    try (   InputStream resource = getClass().getResourceAsStream("/mkl/testarea/pdfbox2/sign/test.pdf");
            InputStream imageResource = getClass().getResourceAsStream("Willi-1.jpg")   )
    {
        PDDocument doc = Loader.loadPDF(resource);
        PDImageXObject pdImage = PDImageXObject.createFromByteArray(doc, ByteStreams.toByteArray(imageResource), "Willi");

        int w = pdImage.getWidth();
        int h = pdImage.getHeight();

        PDPage page = doc.getPage(0);
        PDPageContentStream contentStream = new PDPageContentStream(doc, page, PDPageContentStream.AppendMode.APPEND, true);

        float x_pos = page.getCropBox().getWidth();
        float y_pos = page.getCropBox().getHeight();

        float x_adjusted = ( x_pos - w ) / 2 + page.getCropBox().getLowerLeftX();
        float y_adjusted = ( y_pos - h ) / 2 + page.getCropBox().getLowerLeftY();

        contentStream.drawImage(pdImage, x_adjusted, y_adjusted, w, h);
        contentStream.close();

        doc.save(new File(RESULT_FOLDER, "test-with-image-no-mirror.pdf"));
        doc.close();

    }
}
 

/**
 * <a href="https://stackoverflow.com/questions/50988007/clip-an-image-with-pdfbox">
 * Clip an image with PDFBOX
 * </a>
 * <p>
 * This test demonstrates how to clip an image and frame the clipping area.
 * </p>
 */
@SuppressWarnings("deprecation")
@Test
public void testImageAddClipped() throws IOException {
    try (   InputStream imageResource = getClass().getResourceAsStream("Willi-1.jpg")   )
    {
        PDDocument doc = new PDDocument();
        PDImageXObject pdImage = PDImageXObject.createFromByteArray(doc, ByteStreams.toByteArray(imageResource), "Willi");

        int w = pdImage.getWidth();
        int h = pdImage.getHeight();

        PDPage page = new PDPage();
        doc.addPage(page);
        PDRectangle cropBox = page.getCropBox();
        PDPageContentStream contentStream = new PDPageContentStream(doc, page);

        contentStream.setStrokingColor(25, 200, 25);
        contentStream.setLineWidth(4);
        contentStream.moveTo(cropBox.getLowerLeftX(), cropBox.getLowerLeftY() + h/2);
        contentStream.lineTo(cropBox.getLowerLeftX() + w/3, cropBox.getLowerLeftY() + 2*h/3);
        contentStream.lineTo(cropBox.getLowerLeftX() + w, cropBox.getLowerLeftY() + h/2);
        contentStream.lineTo(cropBox.getLowerLeftX() + w/3, cropBox.getLowerLeftY() + h/3);
        contentStream.closePath();
        //contentStream.clip();
        contentStream.appendRawCommands("W ");
        contentStream.stroke();

        contentStream.drawImage(pdImage, cropBox.getLowerLeftX(), cropBox.getLowerLeftY(), w, h);

        contentStream.close();

        doc.save(new File(RESULT_FOLDER, "image-clipped.pdf"));
        doc.close();
    }
}