That's not a problem, there are 9 compression levels for flate. > -----Original Message----- > From: Nguyen, Daniel [mailto:[EMAIL PROTECTED] > Sent: Wednesday, November 17, 2004 4:03 PM > To: Paulo Soares; [EMAIL PROTECTED] > Subject: RE: [iText-questions] Merging annotations in FDF to > original PDF > > Paulo, > > Solved ! But still 1 question remaining (see below) > > FYI: > The problem was appearing when an annotation had associated stream. > > 1- The annotation is stored into an FDF file > The PRStream was instantiated with offset / length, but no content > (bytes member remained null) > 2- I create a pdfstamper, using the PDF file as reader > 3- When copying the stream, I was using the constructor > PRStream(PRStream > stream, PdfDictionary newDic). > When saving, the PDF file was used to retrieve the > content rather than > the original FDF file > > To fix it: > 3- When copying the stream, I am now using the > PdfReader.getStreamByte () as > follows: > > /** > * The method copies a stream > * @param srcStream if the source stream > * @return a copied stream > */ > protected PdfStream copyStream (PRStream srcStream) > throws IOException > { > PRStream destStream = null; > byte buf[] = srcStream.getBytes (); > if (null == buf) > { > // Should read the content of source stream... > RandomAccessFileOrArray raf = > srcStream.getReader().getSafeFile (); > buf = PdfReader.getStreamBytes (srcStream, raf); > destStream = new PRStream (srcStream.getReader(), buf); > } > else > destStream = new PRStream (srcStream, null); > > Iterator srcIt = srcStream.getKeys().iterator (); > while (srcIt.hasNext ()) > { > PdfName key = (PdfName) srcIt.next(); > PdfObject value = srcStream.get(key); > destStream.put (key, copyObject (value)); > } > return destStream; > } > > > Q1: I noticed the original size of the stream was 2133 with > /FlatDecode > filter. > The buffer was then decoded using PdfReader.FlateDecode > () (length > 5852) > The buffer is then zipped in the PRStream constructor > (Document.compress = true) > The buffer size is then 2130. > > So question is: Is this acceptable / normal ? > > (Special thank goes to Paulo for his kindness at quickly helping), > > Regards, > > > -----Original Message----- > From: Paulo Soares [mailto:[EMAIL PROTECTED] > Sent: Tuesday, November 16, 2004 11:49 PM > To: Nguyen, Daniel; [EMAIL PROTECTED] > Subject: Re: [iText-questions] Merging annotations in FDF to > original PDF > > > ----- Original Message ----- > From: "Nguyen, Daniel" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, November 16, 2004 21:19 > Subject: [iText-questions] Merging annotations in FDF to original PDF > > > > Hi, > > > > I'm trying to merge annotations contained in an FDF file to > the PDF file > it > > relates to. > > I've been testing the PdfStamper class to do so, however, I > noticed the > > generated object id's were not unique within the document. > > > > Yes they are. > > > Q1: Should I continue looking at this class for such a > purpose ? If not, > can > > anyone give me any advice on how to proceed ? > > PdfStamper is the class to use. > > > Q2: How should I handle annotations that refer to other > using reference in > a > > circular way (ie: Popup -> Parent, and Parent -> Popup) ? > > > > Not a problem but depends exactly on the specific annotation. > In general the > indirect reference is created first and is attributed to each dic. > > > Any answer would be greatly appreciated, > > > > ---------------------------------------- > > Daniel Nguyen Thanh Son > > ---------------------------------------- > > >
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