Cross Reference Stream Problem
Hi I try to develop a PDF parser, but I'm stuck at Cross Reference Streams.My program first reads all objects from a PDF document, and then saves it. If the version is 1.5 or higher, the cross...
View ArticleEdit PDF document
i need to convert the pdf to document(MS-Word). But, it was not apply the original font from PDF. How can i convert the original font style from pdf to word doc. I need to convert Tamil font.
View ArticleCompact Font Format and String index
What is the CFF String INDEX used for? I'm parsing a PDF and trying to extract text from it (for search index purposes). However not all the text get extracted, because PDF is in Lithuanian (it uses...
View ArticleHow to Get Started?
I am an accomplished developer, but I am a very new beginner with PDF development and with Adobe web site resources. My goal is to create a web SaaS application that will do just about everything that...
View ArticleOver Sized PDF HELP?!?!?!?!?
I was just wondering if any one knows how to make a 30 x 42 sized pdf?
View Articlepdf public key encryption
In pdf 1.7 specification page130, Public-Key Encryption Algorithms section, Figure3.4 shows that a PKCS#7 objects are used to store enveloped data. To decrypt this PKCS#7 object, first step is to use...
View ArticleReferenced XObject Works Yes or No
Is a Referenced Xobject working Yes or No, in every version of the PDF reference manual this option is mentioned. But I cant get it working and read somewhere else to forget about it.Thanks
View ArticleWhat is PDF/x-4?
Okay, I see ID CS3 exports PDF/x-4 files; but, documentation is skimy or non-existent, it seems. Can anyone tell me how this standard differs from PDF/x-1a and PDF/x-3. I kow x-1a exports CMYK files...
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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How do I find the position of a single character on a page?
Hi guys, I am developing a PDFEditor, but am having trouble implementing the code which finds the location of glyph characters on a page (in device space). I have read the pdf reference on Text, but do...
View ArticleUnicode Passwords
Hi, I wonder how acrobat handles a password that contains unicode characters when generating an encryption key. That is, what byte representation (i.e. encoding of the password string) is used, before...
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 ArticleColors and windows programming
I started reading about colors (Graphics chapter) in pdf reference. In windows (.NET) when we draw some color we use only the RGB format. If I want to display a filled rectangle in the screen I use...
View ArticleRight to left language
Hi,Is there any support for right to left language in PDF?After reading the PDF spec, I found not too much about right to left language support. And I guess PDF file only cares where to posit each...
View ArticlePDFLib: Set the PDF Version in the file
Hi,I have a problem when I try to setting the version of the PDF saved.I try to use the method PDDocSaveWithParams, in the PDDocSaveParamsRec I set the two values "minor" and "major", respectively the...
View ArticleR = 6? Standard Encryption Dictionary; AES-256; Acrobat X Pro
Hello Everyone, I've noticed something odd when using Acrobat X Pro to output an AES-256 encrypted PDF file for "Acrobat X and higher". The standard encryption dictionary has R as 6 (see below). 77 0...
View ArticleInjecting callouts without disturbing surrounding text
The whole point of the callout is to draw a line that indicates some spot in the text of an existing PDF file, with some additional callout text shown next to the other end of the line. And all of...
View ArticleRadial gradients with tangent circles
I'm trying to implement radial gradients in some open-source projects (cairo and pixman), based on the PDF specification. The specification does not say explicitly how to handle the case when the start...
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...
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To support Japanese font in the PDF
Hi, In my application i have supported the 14 Type 1 fonts(Standard fonts),using PDEFontCreate(&pdeFontAttrs, sizeof(pdeFontAttrs), 0, 255, 0, /* Widths*/ 0, ASAtomNull, /*Encoding*/0 , 0, 0,...
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