Example usage for org.apache.pdfbox.contentstream.operator Operator getImageData

Introduction

In this page you can find the example usage for org.apache.pdfbox.contentstream.operator Operator getImageData.

Prototype

public byte[] getImageData() 

Source Link

Document

This is the special case for the ID operator where there are just random bytes inlined the stream.

Usage

From source file:org.apache.fop.render.pdf.pdfbox.PDFWriter.java

License:Apache License

public String writeText(PDStream pdStream) throws IOException {
    PDFStreamParser pdfStreamParser = new PDFStreamParser(pdStream);
    pdfStreamParser.parse();//from ww w. j av  a2s  . co  m
    List<Object> it = pdfStreamParser.getTokens();
    List<COSBase> arguments = new ArrayList<COSBase>();
    for (Object o : it) {
        if (o instanceof Operator) {
            Operator op = (Operator) o;
            readPDFArguments(op, arguments);
            s.append(op.getName() + "\n");
            arguments.clear();
            if (op.getImageParameters() != null) {
                for (Map.Entry<COSName, COSBase> cn : op.getImageParameters().entrySet()) {
                    arguments.add(cn.getKey());
                    arguments.add(cn.getValue());
                }
                readPDFArguments(op, arguments);
                s.append("ID " + new String(op.getImageData(), "ISO-8859-1"));
                arguments.clear();
                s.append("EI\n");
            }
        } else {
            arguments.add((COSBase) o);
        }
    }
    return s.toString();
}

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