iTextSharp.text.pdf.PdfWriter.GetReferenceJBIG2Globals C# (CSharp) Méthode

        protected internal PdfIndirectReference GetReferenceJBIG2Globals(byte[] content)
        {
            if (content == null) return null;
            foreach (PdfStream str in JBIG2Globals.Keys) {
                if (Org.BouncyCastle.Utilities.Arrays.AreEqual(content, str.GetBytes())) {
                    return JBIG2Globals[str];
                }
            }
            PdfStream stream = new PdfStream(content);
            PdfIndirectObject refi;
            try {
                refi = AddToBody(stream);
            } catch (IOException) {
                return null;
            }
            JBIG2Globals[stream] = refi.IndirectReference;
            return refi.IndirectReference;
        }