https://forums.adobe.com/community/design_development/pdf_language_and_specifications?view=discussions Most recent forum messages en Mon, 19 May 2014 17:27:49 GMT Jive Engage 7.0.0.1 (http://jivesoftware.com/products/) 2014-05-19T17:27:49Z en https://forums.adobe.com/message/6391497?tstart=0#6391497 <!-- [DocumentBodyStart:2191ffc5-66d1-4d99-9811-0f756b09ae05] --><div class="jive-rendered-content"><p>I think this may be to do with trying to do inplace editing on a signed PDF. At best, this will invalidate the signatures. But since Acrobat may try to maintain the integrity of the signed portion, it may have heuristics to decide to discard things like this.</p></div><!-- [DocumentBodyEnd:2191ffc5-66d1-4d99-9811-0f756b09ae05] --><img src='/beacon?t=1415903400213' /> Mon, 19 May 2014 17:27:49 GMT forums_noreply@adobe.com https://forums.adobe.com/message/6391497?tstart=0#6391497 2014-05-19T17:27:49Z 5 months 4 weeks ago 0 https://forums.adobe.com/message/6390620?tstart=0#6390620 <!-- [DocumentBodyStart:e5b13609-c7fb-47ff-b411-e69f1ae1ebe2] --><div class="jive-rendered-content"><p>If this question is better suited in another forum, please let me know.</p><p style="min-height: 8pt; padding: 0px;">&nbsp;</p><p>The following example PDF has been used in a workflow where the XMP meta data has been updated with new values (e.g. <strong>dc:identifier</strong> has the value <strong>Metropoles</strong>).</p><p>When opening this file and looking at the meta data in for example Acrobat Pro this new updated information is not viewed but the old XMP stream is instead read by Acrobat (pdfLib).</p><p style="min-height: 8pt; padding: 0px;">&nbsp;</p><p>The update looks correct as far as I can see, the object 54 has been updated and the new xref table at the end has the correct start byte for this new updated stream (byte <strong>0022017676</strong>). So I can not understand why this new stream of XMP is not viewed in Acrobat.</p><p style="min-height: 8pt; padding: 0px;">&nbsp;</p><p>Does anyone see any error in the PDF or is there any obvious reason why Acrobat wouldn't read the new XMP stream?</p><p>(other software using exiftools extract the new XMP correctly, I have also tested with some tool written in pure java and that will also show the new updated XMP as the currently working meta data)</p><p style="min-height: 8pt; padding: 0px;">&nbsp;</p><p>Link to test PDF (appr 22 MB)</p><p><a class="jive-link-external-small" href="https://www.dropbox.com/s/exhc4f6n3mf9ufg/Test-20140518.pdf" rel="nofollow">Dropbox - Test-20140518.pdf</a></p></div><!-- [DocumentBodyEnd:e5b13609-c7fb-47ff-b411-e69f1ae1ebe2] --> Mon, 19 May 2014 13:05:36 GMT forums_noreply@adobe.com https://forums.adobe.com/message/6390620?tstart=0#6390620 2014-05-19T13:05:36Z 5 months 4 weeks ago 1 0