Abstract

This document standardizes four data formats: User Description (UD), Context Description (CD), Service Description (SD), and Recommendation Description (RD). This document also specifies technologies related to loudness control and visual expression.


General information 

  • Status
     :  Withdrawn
    Publication date
     : 2019-08
  • Edition
     : 2
    Number of pages
     : 206
  • Technical Committee
     : ISO/IEC JTC 1/SC 29 Coding of audio, picture, multimedia and hypermedia information
  • ICS
     :
    35.040.40 Coding of audio, video, multimedia and hypermedia information

Life cycle


Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.

  2. Store
  3. Standards catalogue
  4. ICS
  5. 35
  6. 35.040
  7. 35.040.40
  8. ISO/IEC 21000-22:2019