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Topic: Cross-ref problem (Via Email), 1 Attachments
Conf: (P-PDF) Developers, Msg: 133406
From: ibarm
Date: 5/26/2005 07:40 PM

Hello,
I try to modify a pdf in order to insert XMP metadata inside. I finished to obtain a valid pdf file but when i extract metadata info with a library like PDFTextStream (http://snowtide.com/home/PDFTextStream/OnlineDemo) i obtain the old metadata, the new one is not took!!!
I don't know where is the problem, could someone help me.
Normaly i redefine the cross-ref table with the good offset, so what append ??

follow the code i append to my file:
.... original file....
startxref
436776
%%EOF
352 0 obj ### i begin to append here
< /Subtype /XML
/Length 86
>>
stream


XMP

endstream
endobj
xref
0 1
0000000000 65535 f
352 1
0000437048 00000 n
trailer
<<
/Size 353
/Info 54 0 R
/Root 57 0 R
/Prev 436776
/ID[<3ea298e352cad3f33c1b40cb9e0e6575>]
>>
startxref
437215
%%EOF

Thanks in advance for your answer
Igor

ps: i join the file modified

Click to open!Metadata_Demystified.pdf-xmp.pdf
PDF file modified with xmp metadata (437,434 bytes)


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