Simple pdf file leads to wrong output color, whats wrong?
Hello, i have a simple pdf file that just draws a rectangle filled with cmyk 1.0,0.35,0,0.28,but the problem is, that this is not the color thats printed. Inkscape and gimp showthe wrong color too.In...
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...
View ArticleSemi-transparent image
Hi, I'm working on a small and simple pdf generator (just for simple drawing purpose), and I'm trying to manage semi-transparent image (like png).I've successfully managed non semi transparent image...
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 ArticleObject stream and Cross reference stream
Hi, I am creating a simple pdf which just displays letter 'A'. I created width array of Font object, as compressed object inside object stream.I am also creating cross ref. stream which has 30 objects....
View ArticleEmbedding of fonts into PDF document
Hello people!I need to create a PDF document that has text in different fonts(Arial Black, Courier New, Lucida Sans etc.) and languages(English, German, Russian etc.).What is the best way to do this?...
View ArticleTTF fonts Postscript names
Hi! I got a problem in using non-embedded TTF fonts while using Zend_Pdf PDF manipulation library. E.g. if I'm using 'Arial Unicode MS' (which is supplied with Microsoft Office) I see exactly 'Arial...
View ArticleFDF no longer works in Reader 10.1.1. Worked in 9.x and previous
I have a web app that was developed many years ago to serve PDF "templates" with user data inserted into it's forms via FDF. Up until Adobe Reader 10.1.1 (currently testing with this version, possibly...
View ArticlePDF Stream Extent?
Hello everyone. I'm trying to interpret exacty what is and isn't included in a PDF stream and to date am still confused. I'll paste a section of the ISO3200 - 1 PDF reference below. I'm not sure, but...
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Is it possible to control the height of the Portfolio panel via the PDF...
Hi All, Is it possible to embed into a PDF Portfolio kind of a directive to Adobe Acrobat Reader what should be the height of the Portfolio panel (red line on the image below)? The idea, basically, is...
View ArticlePrediction & 4 bitsperpixel in flatedecode filter
Hi,I have an CMYK image which is flatedecoded, predictor is 15 & there are 4 bits per component. Can someone tell me how do I decode this stream properly? What is the correct oreder of...
View ArticleSemi-transparent image
Hi, I'm working on a small and simple pdf generator (just for simple drawing purpose), and I'm trying to manage semi-transparent image (like png).I've successfully managed non semi transparent image...
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 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 ArticleEmbedding of fonts into PDF document
Hello people!I need to create a PDF document that has text in different fonts(Arial Black, Courier New, Lucida Sans etc.) and languages(English, German, Russian etc.).What is the best way to do this?...
View ArticleSignature Dictionary 'Filter'
I have a question about the 'filter' in the signature dictionary. It is defined as (taken from PDF 1.4 due to PDF/A): Filter name (Required; inheritable) The name of the signature handler to be used...
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 ArticleTTF fonts Postscript names
Hi! I got a problem in using non-embedded TTF fonts while using Zend_Pdf PDF manipulation library. E.g. if I'm using 'Arial Unicode MS' (which is supplied with Microsoft Office) I see exactly 'Arial...
View ArticleWhat are the permitted compression techniques for PDF/A-1?
The PDF/A-1 standard does not specify how compression is performed. What are the permitted compression techniques for PDF/A-1? The information I have gathered (not sure if all are true) LZW should not...
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