With PDF 2.0 all the pages can keep their original output intent. It is also handy when you merge two PDF files that each have a different output intent. That can, for example, be practical if a single PDF contains all the pages of a magazine for which the cover will be printed on a sheetfed offset press on glossy stock and the inner pages on a different press on matte paper. Each page in a PDF 2.0 file can have a separate output intent.New features: XFA 3.0 – an update for the XML Forms Architecture. Matching software: Adobe Acrobat 9.1 & Adobe Reader 9.1 New features: 256-bit AES encryption Extension level 5 Matching software: Adobe Acrobat 9.0 & Adobe Reader 9.0 To still have the ability to extend it, they added custom features to PDF that only their own software supports. Embed default printer settings such as paper selection, the number of copies, and scaling.Īfter PDF 1.7 Adobe handed over the PDF standard to the ISO organization, which meant they could no longer release new versions of the file format.Add comments to 3D-objects and more elaborate control over 3D animations.Improved support for commenting and security.Matching software: Adobe Acrobat 8.0 & Adobe Reader 8.0 Embedding 3D data (U3D) – a useful addition for engineers but also for the packaging and display markets.PDF 1.6 files can be used as a kind of ‘container’ file format by offering the possibility to embed files into a PDF.Direct embedding of OpenType fonts – these no longer have to be embedded as TrueType or Type 1 fonts.Some minor enhancements to annotations and tagging.NChannel – an extension of the DeviceN mechanism for defining spot colors.Matching software: Adobe Acrobat 7.0 & Adobe Reader 7.0 12 additional transitions when using PDF pages for presentations.XFA – XFA is the abbreviation to XML Forms Architecture.enhanced XRef table – XRef streams, support for more objects,….Improved compression techniques including object streams & JPEG 2000 compression.Matching software: Adobe Acrobat 6.0 & Adobe Reader 6.0 This means that meta-information like defining titles, blocks of text,… can be part of a PDF-document. Support for Tagged PDF – Tagged PDF files also contain structural information about the data that are represented by the PDF document.Improved support for JavaScript, including JavaScript 1.5 and better integration with databases.RC4 encryption – 40 bit (Acrobat 4) & 56 bit (Acrobat 4.05).Smooth shading, a technology that allows for efficient and very smooth blends (transitions from one color or tint to another).A new color space called DeviceN improves support for spot colors. Additional color spaces – ICC-based colors are supported.Halftone functions, as well as overprint instructions, can be embedded.Improved color support – both the CMYK color space and spot colors can be used.Multimedia features – adding interactive page elements such as mouse events and support for additional multimedia types.Forms – allow users to add data to a PDF or use a PDF as an electronic form.Device-independent color – PDF 1.0 only supported RGB, which left quite some room for improvement.Security features- protect PDF files by a password.
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