Find the tx position from operator TJ
Hi, I am a beginner in PDF and have read the PDF reference a few times.however, I still have some questions on the positioning of x, y in Operator TJ. Hopefully, there are many masters here that can...
View Article"There was an error processing a page. Invalid Function resource."
I've got a PDF file that I'm trying to split up its pages. The resulting page gives the error: "There was an error processing a page. Invalid Function resource." I've looked at each object, and other...
View ArticleDealing with Predictors when decoding PDFs
I've seen a lot of questions about how to "unpredict" Xref streams. The answer usually goes something like "RTFM!" Well, I have R'd the FM, and it's still complicated. So, to save others the pain I've...
View ArticleIs it possible to merge two PDF pages into one page?
I have two PDF pages - one is a certificate, the other a logo - that I need to merge into a single one-page document (that is - I want the logo to superimpose over the certificate). Is this possible...
View ArticleHow to create a pdf file from multiple images ?
Dear All, I want to create a SINGLE page pdf file from two or more page size images that are combined to make a single page pdf. Again, this question is on pdfs that are made out of several, atleast...
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 ArticleWhy have a default user password feauture?
Hi, I (understood) read in the manual that there could be a default user password - 28 BF 4E 5E 4E 75 8A 41 64 00 4E 56 FF FA 01 082E 2E 00 B6 D0 68 3E 80 2F 0C A9 FE 64 53 69 7A. If the file is...
View ArticleProblems with different fonts
Hi community I want to create a PDF automatically with a Script. All works fine, the pdf is displayed correctly. The only problem is that the titles arent bold. I dont know the problem, the...
View Articleincorrect checkbox appearance
Hello everyone, I'm working on a program that generates interactive forms in PDF. I'd like to add a checkbox on the page but there is problem. When the checbox has focus, everything works ok. When the...
View ArticleI can't seem to get smasks to work.
I have an image object listed below. It is a 3 X 3 bitmap with all pixels black except the top left is red, middle is green, and bottom right is blue. 7 0 obj<< /Type /XObject/Subtype...
View ArticleHow to rotate a part of a PDF page ?
Hi, I want to know if Adobe Acrobat X Pro can rotate a part (selection) of a page, and not the whole page ? Thanks,Anthony
View ArticlePDF Encryption: encrypted string with 0x0D gives error in Acrobat.
I am generating enrypted PDF using Standard password security handler with CFM "AESV3" i.e 256-bit AES. The issue is that if encrypted string in the PDF contains byte 0x0D i.e "CR", Acrobat 9/X does...
View ArticlePages and resources dictionary
When we read a Page object with a Resources dictionary , do we need to look also at Resources of Parent(s) of the Page and do some merging of resources?Thank You
View ArticleAdding XRef table to PDF w/ XRef streams?
I'm trying to fill in interactive form annotations by appending the PDF with updated versions of the annotation objects. I'm following the example in the appendix of the PDF spec for adding/modifying...
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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 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 Articlexref with object number greater than trailer's size value
Hello, a client sent to us a PDF with a strange xref table. Here is what it looks like: xref0 55%% standart xref entries200001 50000052507 00000 n 0000052793 00000 n 0000053079 00000 n 0000053365...
View ArticleBest way to programmatically test opening a pdf
My company, among other things, uses an image processing library to do complex conversions of various types of content ... including pdfs. Sometimes, this library fails and we are looking for a way to,...
View ArticleMac PDF files look entirely different on PC
I am designing som educational material in Word (version 14.0.2 ) on my Mac (OSX version 10.8.3 ). The document contains al lot of boxes and shapes with text in them. When i "print to PDF" from Word,...
View ArticlePdf Header Format Question
Hello, I have a question about the PDF header. I have noticed that we have some pdf's that have a header like "%PDF-1.3\r\n", note that this header has both a carraige return and line feed (\r\n). Then...
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