ISO 32000-2 (PDF 2.0) 新功能:

• Black Point Compensation, which can now be used during CIE color processing to factor in black point to compensate for shadow area truncation
• Rich Media Annotation, which effectively replaces the support for Movie and Sound annotation types and provides a general annotation framework to present multimedia content, such as video, audio, animation, and others
• Unencrypted wrapper document, which provides for custom security handlers to be included in a PDF document
• Support for CMS Advanced Electronic Signatures (CAdES) to support more advanced digital signatures for PDF documents
• Document Parts to support multiple PDF sub-documents within a single PDF file
• Associated Files to associate the content of different formats to objects of a PDF file at the document, page, and object levels
• Support for UTF-8 format in the PDF document
• …and more