iTextSharp.text.pdf.codec.TIFFDirectory.GetField C# (CSharp) Метод

        public TIFFField GetField(int tag) {
            object i = fieldIndex[tag];
            if (i == null) {
                return null;
            } else {
                return fields[(int)i];
            }
        }
        

        static long[] GetArrayLongShort(TIFFDirectory dir, int tag)
        {
            TIFFField field = dir.GetField(tag);

            if (field == null)
            {
                return(null);
            }
            long[] offset;
            if (field.GetType() == TIFFField.TIFF_LONG)
            {
                offset = field.GetAsLongs();
            }
            else   // must be short
            {
                char[] temp = field.GetAsChars();
                offset = new long[temp.Length];
                for (int k = 0; k < temp.Length; ++k)
                {
                    offset[k] = temp[k];
                }
            }
            return(offset);
        }