Example usage for com.itextpdf.text.pdf PdfWriter PDF_VERSION_1

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfWriter PDF_VERSION_1_4.

Prototype

PdfName PDF_VERSION_1_4

To view the source code for com.itextpdf.text.pdf PdfWriter PDF_VERSION_1_4.

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Document

possible PDF version (catalog)

Usage

From source file:com.vectorprint.report.itext.style.stylers.DocumentSettings.java

License:Open Source License

/**
 * called as the last step from {@link #style(java.lang.Object, java.lang.Object) }, calls {@link #builtInFontHack()
 * } which is necessary when creating PDF/X-1a with iText.
 *
 * @param writer//w  ww  .j ava2s .  c  o  m
 * @throws IOException
 * @throws DocumentException
 * @throws VectorPrintException
 */
protected void pdfA1A(PdfWriter writer) throws IOException, DocumentException, VectorPrintException {
    builtInFontHack();
    writer.setPdfVersion(PdfWriter.PDF_VERSION_1_4);
    writer.setTagged();
    writer.setPDFXConformance(PdfWriter.PDFX1A2001);
}

From source file:cz.muni.pdfjbim.PdfImageProcessor.java

License:Apache License

/**
 * replace images by they recompressed version according to JBIG2 standard
 * positions and image data given in imagesData
 * @param pdfName represents name of original PDF file
 * @param os represents output stream for writing changed PDF file
 * @param imagesData contains compressed images according to JBIG2 standard and informations about them
 * @throws PdfRecompressionException if version of PDF is lower than 1.4 or was catch DocumentException or IOException
 *///w w  w.  j  ava2  s . c  o  m
public void replaceImageUsingIText(String pdfName, OutputStream os, Jbig2ForPdf imagesData)
        throws PdfRecompressionException {
    if (pdfName == null) {
        throw new NullPointerException("pdfName");
    }

    if (os == null) {
        throw new NullPointerException("os");
    }

    if (imagesData == null) {
        throw new NullPointerException("imagesData is null => nothing to recompress");
    }

    Map<PdfObjId, PdfImage> jbig2Images = imagesData.getMapOfJbig2Images();

    PdfReader pdf;
    PdfStamper stp = null;
    try {
        pdf = new PdfReader(pdfName);
        stp = new PdfStamper(pdf, os);
        PdfWriter writer = stp.getWriter();

        int version;
        if ((version = Integer.parseInt(String.valueOf(pdf.getPdfVersion()))) < 4) {
            writer.setPdfVersion(PdfWriter.PDF_VERSION_1_4);
        }

        Iterator itImages = jbig2Images.values().iterator();
        String key;
        if (itImages.hasNext()) {
            PdfImage myImg = (PdfImage) itImages.next();
            key = myImg.getPdfImageInformation().getKey();
        } else {
            key = "im0";
        }

        for (int pageNum = 1; pageNum <= pdf.getNumberOfPages(); pageNum++) {

            PdfDictionary pg = pdf.getPageN(pageNum);
            PdfDictionary resPg = (PdfDictionary) PdfReader.getPdfObject(pg.get(PdfName.RESOURCES));

            PdfDictionary xobjResPg = (PdfDictionary) PdfReader.getPdfObject(resPg.get(PdfName.XOBJECT));

            PdfObject obj = null;
            if (xobjResPg != null) {
                for (Iterator it = xobjResPg.getKeys().iterator(); it.hasNext();) {
                    PdfObject pdfObjIndirect = xobjResPg.get((PdfName) it.next());
                    if (pdfObjIndirect.isIndirect()) {
                        PdfDictionary pdfObj2 = (PdfDictionary) PdfReader.getPdfObject(pdfObjIndirect);
                        PdfDictionary xobj2Res = (PdfDictionary) PdfReader
                                .getPdfObject(pdfObj2.get(PdfName.RESOURCES));
                        if (xobj2Res != null) {
                            for (Iterator it2 = xobj2Res.getKeys().iterator(); it2.hasNext();) {
                                PdfObject resObj = xobj2Res.get((PdfName) it2.next());
                            }
                            PdfDictionary xobj = (PdfDictionary) PdfReader
                                    .getPdfObject(xobj2Res.get(PdfName.XOBJECT));
                            if (xobj == null) {
                                continue;
                            }
                            obj = xobj.get(new PdfName(key));
                        } else {
                            obj = xobjResPg.get(new PdfName(key));
                            if (obj == null) {
                                obj = pdfObjIndirect;
                            }
                        }
                    }
                }
            }

            if ((obj != null) && (obj.isIndirect())) {

                PdfDictionary tg = (PdfDictionary) PdfReader.getPdfObject(obj);
                if (tg == null) {
                    continue;
                }
                PdfName type = (PdfName) PdfReader.getPdfObject(tg.get(PdfName.SUBTYPE));
                if (PdfName.IMAGE.equals(type)) {
                    PRIndirectReference ref = (PRIndirectReference) obj;
                    PdfObjId imId = new PdfObjId(ref.getNumber(), ref.getGeneration());
                    PdfImage jbImage = jbig2Images.get(imId);
                    if (jbImage == null) {
                        continue;
                    }
                    PdfImageInformation jbImageInfo = jbImage.getPdfImageInformation();
                    Image img = Image.getInstance(jbImageInfo.getWidth(), jbImageInfo.getHeight(),
                            jbImage.getImageData(), imagesData.getGlobalData());

                    PdfReader.killIndirect(obj);
                    Image maskImage = img.getImageMask();

                    if (maskImage != null) {
                        writer.addDirectImageSimple(maskImage);
                    }
                    writer.addDirectImageSimple(img, (PRIndirectReference) obj);
                }
            }
        }
        stp.close();
    } catch (IOException ioEx) {
        throw new PdfRecompressionException(ioEx);
    } catch (DocumentException dEx) {
        throw new PdfRecompressionException(dEx);
    } finally {
        Tools.deleteFilesFromList(imagesData.getJbFiles().toArray(new File[0]));
    }
}

From source file:cz.muni.pdfjbim.PdfImageReplacer.java