AES256
Hello everyone, I try to implement AES256 encryption in c++ according to adobe_supplement_iso32000-1.pdf.But I still have some problems wehen opening the encrypted document. After opening myencrypted...
View Article“Name Dictionary” not found in “document catalog” of PDF
Hi All, I am working with a PDF parser and while parsing a PDF file I found that while reading document catalog of PDF, the "Name Dictionary" which I got is not present in PDF file but When I updated...
View ArticleCreating a PDF viewable online?
Hi all.Is there any way to create a pdf, post it online and have others remotely view it through their browsers? For example, I need to pdf a lengthy InDesign document which will make the file rather...
View ArticleSecure PDF using certificate
Hi All,I'm developing a secure PDF using certificate.When I open the PDF I get acrobat security saying " A digital ID was used to encrypt this document but no digital ID is present to decrypt it.Make...
View ArticleObjStm Documentation
Hey folks, I was wondering if there was any documentation available on ObjStm objects? I've found a number of PDFs that use this object, but have been unable to find documentation on it in the PDF...
View ArticleWhat does this TJ data mean?
Hello, I am implementing a PDF parser in Objective-C (using CoreGraphics API's) that will aid in PDF search. I know that the Tj and TJ operators are used for displaying text, and that to retrieve the...
View ArticleTo use Ifilter search in asp.net with c#
I have downloaded the Ifilter 6.0 from the adobe site but unable to implement it in my project with asp.net and c# any link or code.plz send me .
View ArticleIdentity-H, CMap and troubles choosing predefined encodings
I'm trying to parse certain pdf document on Mac OS X. The pages have embeded CID () fonts with Identity-H encoding. The font itself is Type0 font with CIDFontType2 descendant font. I'm able to extract...
View ArticleAnnotation field locked and subsequent digital signatures
Hi all, i'm testing my PAdES digital signature library in Obj-C and i encountered this kind of PDF file http://dl.dropbox.com/u/3995257/PDF/Locked.pdf Acrobat Reader tells that the document is locked...
View ArticleColors in PDF
I am "experimenting" a little with colors in a PDF file.In the file I create two squares. The first square is colored using DeviceCMYK.The second square has the same color as the first one, but using...
View Articlehow to map from cid to unicode
Hello.I'm now trying to convert cid to unicode by using the toUnicode cmap.The toUnicode cmap I extracted is as follows: /CIDInit /ProcSet findresource begin12 dict beginbegincmap/CIDSystemInfo<<...
View Articlepage height is zero
We're building a pre-flight tool to check page orientation and auto-rotate to consistantly build right reading books whether or not the page is landscape or portait but we're coming up with pdfs with...
View ArticleIndexed png transparency using /Mask
Hi, is it possible to use an indexed png's palette and accompanying transparency data to display a masked image? I've seen enough evidence in other opensource pdf libraries to suggest that it's...
View ArticleStandard 14 fonts embedding
Hello, I read several times carefully the table 111 of ISO-32000, and always bear in mind that "Beginning with PDF 1.5, the special treatment given to the standard 14fonts is deprecated. Conforming...
View ArticleSecond digital signature invalidates the first one
Hello to all, I'm having some troubles adding a second digital signature to an already digitally signed PDF. The library that I'm using in order to handle the PDFs is an open source one, so I'm...
View ArticleAutomatically scaling/sizing a PDF file
I support a web-based application that includes a query tool which allows the user to generate a PDF file from the query results. The PDF file is generated in landscape orientation and contains several...
View ArticleOnline AI into PDF file convertion
I need to perform an online conversion from an AI online generated file, into PDF.This convertion is to be done online, in a web server.I can't find the proper plug'in or software product to do that.I...
View Articleremoving hypertext links from text
Does anyone have experience removing hypertext links from PDF docs?Using MS Word 2003, I have a doc. containing URLs and I am generating a PDF and trying to remove the hypertext link from the URL. In...
View Article"To view the full contents of this document..."
Hi All, I am working on a PDF parser and while parsing PDF file I am able to parse the document catalog & cross reference table but when it comes to content I get a message "To view the full...
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Some characters extracted from pdf hasn't corresponding unicode in its font
I extracted font form pdf(arabic text) and after I opened this font I found that there are some characters hasn't corresponding unicode although the other has!I ask about why these characters hasn't...
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