Missing "space" glyph BBox in FontFile where to search for it
Hi I'm trying to determin text location, I'm almost precise but... In Simple, Type1 font:- In FontFile "space" glyph BBox is [0 0 0 0]- In Widths array it is 0 (for char with index 32)- No missing...
View ArticleProblem with JPXDecode / JPEG2000
Hello, I have problems with generating valid PDF using the OpenJPEG 2000 codec. Acrobat immediatly crashing, opening the attached file with FoxIt or Nitro works fine. I've tried different channels (3 /...
View ArticleRotating text in PDF
Hi there,For some of my work, I'm trying to create a bunch of diagrams and graphics of different kinds directly in PDF. I've written a little Python library to help me do this. The spec is very easy to...
View ArticleHow best to find syntax errors in a PDF
Hi, I want to find out the best way for an end user to identify syntax errors in a PDF, such as "expected a dict object", which might occur when a user opens the PDF. I usually find these when using...
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 ArticleHow to use FlateDecode?
Have a nice day to all!My name is Alexander, I am a programmer. I try to open PDF file useing Delphi 2009, but I can't do it becouse I can't decode Flate stream. I have read next documents:Document...
View Article"Incorrect structure found in PDF file"?
I put together multi-page seminar presentations by using the Acrobat "Create PDF from Multiple Files" command to join together individual PDFs acquired elsewhere or generated by Mathematica or...
View ArticleFont Type 3 examples?
Hello,reading chapter 5 of the specification my understanding is that:- to support Unicode text in a PDF it looks useful to use a CIDFont.- CIDFonts can be constructed with some TTF or Type-3-Fonts.-...
View ArticleDetermine ICC output profile (name) in PDF/X output intent
Hi all, I have a PDF of which I need to determine the ICC output profile (name) of the PDF/X output intent. This is what I have in the 'content stream': <</Metadata 6 0...
View ArticleHelp with pdf text extraction
Hello, i have problems extracting text from one pdf file.All other pdf works fine (tested on 100+ files), but this one fails since my parser can't find BT ET Tj etc... tagsBut there are lot of texts,...
View ArticleIf, then, javascript calculation on pdf form
I have a form with a grid which lists credit cards transaction amounts, with a drop down box for "type of credit" (visa, mastercard, discover). The bottom of the form has 3 different total lines; one...
View ArticleSwf in PDF does not play on MAC
We create a PDF(programatically) with SWF embedded in it. Now when the pdf is opened: the SWF plays fine when played on a windows machine but it does not plays (when the PDF is opened) on a MAC. Do you...
View ArticleHow do I create an interactive PDF file with variable data
We would like to basically do a 'mail merge' of our list of customers with an interactive PDF file (including videos, menus, etc - not just form fill out and web links) to create a single PDF file that...
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SubFilter value algorithm support in PDF/A
Hi Leonard (since you answer most of the questions anyway ) i have a question regarding the use of a stronger hash or encryption strength in a PDF/A document. In one of your previous posts you stated:...
View ArticleCMap Error after changing the PDF
Hi I'm working on a tool, which reads the structure of a PDF, modifies it and then saves it. It usually works really well, but when I try it with the PDFReference16.pdf file, Adobe Acrobat tells me...
View ArticleCan't open libHaru-generated PDF with Reader, other readers work.
Our application uses libHaru to export PDF images. These PDFs can be opened using PDFlite on Windows, Preview on Mac and some other readers. However, I have tried several versions of Adobe Reader on...
View Articlehow to decode the cross-reference stream?
6 0 obj<</DecodeParms<</Columns 4/Predictor 12>>/Filter/FlateDecode/ID[<275EB65AA3259D4FB5B288864AD5DDFC><3476ED2 4B8B8844D840F1CF1600D5665>]/Info 23 0 R/Length 59/Root 25...
View ArticleHyperlink to Attached "Folder"
In my PDF, I would like to hyperlink the user to a folder of files (instead of a single file). Is this possible? I have looked into the "Attach File" option in the PDF, but it seems to only allow...
View ArticleMacExpertEncoding mapping file?
Hi there, Does anybody know where I can get a mapping-txt file of the "Expert Set and MacExpertEncoding", so we can interpret it automatically? Thanks!Jan
View ArticleUsage Rights question
Hi, I'm working on a product which allows to generate PDF files. One of our customers has asked about enabling Usage Rights in Abode Reader for the generated documents. So I'm currently investigating...
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