catalog dictionary: /AcroForm optional or required
Hi, i have a question: PDF 1.4 (due to PDF/A) specification defines the 'AcroForm' key in the catalog dictionary as optional.But this can mean two things: A)- If the pdf has form NO fields ->...
View ArticleBaseFont and FontName must be equals?
I have trouble with an PDF/A document and some readers we are using: - Acrobat (Reader) 9.X works fine- Acrobat (Reader) 6.X and our own inhouse reader have problems I tracked it down to the following...
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...
View ArticlePlease, help with Incremental Update for Linearized document.
Hi, here is my problem.I'm working in my own annotation app. It incrementally updates pdfs. Works fine with most of the pdfs.But i've found couple of pdfs, that was being corrupted after updating. Here...
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Problem with transparent image
Hi everyone, I'm having problem with embedding transparent image to PDF. Thin border appears when viewing the document with Adobe Reader, Adobe Acrobat Pro and even with Foxit Reader. But there are no...
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 ArticleObject reference in the xref table is in offset to the actual reference of...
Hi Im trying to parse a PDF file. The goal is to automatically mark sections of the document to make it easier for a reader to spot the important sections of the document. I read the PDF file by making...
View ArticlePDF/VT
Hi all, Anyone aware of good sources with (background) information about PDF/VT (not too technical, but enough to understand the general idea and concept of PDF/VT, the way it is condstructed, so you...
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 ArticleGet UTF-16 characters into PDF Document
I am trying to figure out how to get unicode characters that don't begin with \u00 to render as PDF.The following PDF works fine, because the Unicode character i'm tryng to render starts with...
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 ArticleHow can I check text rotation when extracting text from pdf file?
If there are rotated text in pdf file how can I detect this rotation in the output stream??
View ArticleFill and stroke a rectangle
Hello.When I write the following text, adobe reader displays a red rectangle with a black border. 10 w100 100 200 150 re1 0 0 rg %red fill0 0 0 RG %black strokeB but when i use operators f and S...
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PDF size in px in different readers
Hello! I'm generating a PDF with pictures and I want the pictures to have exactly a certain size in pixels (e.g. 200x200 px) on monitor when viewed from a PDF reader (when zoom is 100 %). But Adobe...
View ArticleConvert text file into pdf with hebrew charcters
Hi, I am want to convert Text files into Pdf.In my origin file, I can get Hebrew Charcters as well.I used this line for the basefont:...
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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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TJ operator does NOT display all glyph
Hi everyone, I have a strange behaviour when generating a PDF document by using the TJ operator:I am using the TJ to justify multibyte glyphs. For example this: BT 297.640 640.940 Td /F1 10.0 Tf () Tj...
View ArticlePDF Programming
hi everybodyi need to know how to make pdf when u have data which lies in between stream and endstream in pdf file .Actually i want to change pdf data for localization so i have to edit the data of pdf...
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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