W3C

The WAI Education and Outreach Working Group (EOWG) has posted the first version of Web Accessibility Perspectives that explores the impact of accessibility for people with disabilities and the benefits for everyone. This resource introduces 10 web accessibility topics with short videos, brief descriptions, and links to learn more. The videos relate the benefits of accessibility to everyone in different situations, and encourage viewers to learn more about web accessibility. Read about the Web Accessibility Initiative (WAI).

Interested in learning HMTL5 from the experts? Sign up for W3C’s HTML5 courses! Today, W3Cx re-opens registration for the HTML5 Part 1 MOOC course which focuses on Web design fundamentals at an intermediate level. Taught by Michel Buffa, Professor at the University of Côte d’Azur, the course last 6 weeks. It nicely follows the HTML5 Introduction course that was held last month.

Already followed by over 160K students the world over, this HTML5 Part 1 course allows Web developers and designers to test their new skills through numerous interactive exercises and practical assignments. Read this course’s great reviews, its description and register! Learn lots and have fun!

The Timed Text Working Group has published a Group Note of TTML Media Type Definition and Profile Registry. This document defines the application/xml+ttml media type and provides a registry of identified TTML processor profiles. A processor profile is an identified reference to a set of capabilities that a processor supports, which may be defined in a specification document, a TTML Profile Definition Document or both.

The Web Application Security Working Group has published a Proposed Recommendation of Subresource Integrity. This specification defines a mechanism by which user agents may verify that a fetched resource has been delivered without unexpected manipulation. Comments are welcome through 07 June.

The HTML Media Extensions Working Group has published 7 Group Notes:

• WebM Stream Format: This specification defines the stream format for using WebM content with the Encrypted Media Extensions.
• ISO Common Encryption (‘cenc’) Protection Scheme for ISO Base Media File Format Stream Format: Defines the stream format for using ISO Base Media File Format content that uses the ISO Common Encryption (‘cenc’) protection scheme with the Encrypted Media Extensions.
• Encrypted Media Extensions Stream Format Registry: Defines the stream formats for use with the Encrypted Media Extensions.
• “cenc” Initialization Data Format: Defines the “cenc” Initialization Data format for use with the Encrypted Media Extensions. This format is commonly used with the ISO Common Encryption (‘cenc’) Protection Scheme for ISO Base Media File Format Stream Format.
• “webm” Initialization Data Format: Defines the “webm” Initialization Data format for use with the Encrypted Media Extensions. This format is commonly used with the WebM Stream Format.
• “keyids” Initialization Data Format: Defines the “keyids” Initialization Data format for use with the Encrypted Media Extensions.
• Encrypted Media Extensions Initialization Data Format Registry: Defines the Initialization Data formats for use with the Encrypted Media Extensions.

The Web Components Patent Advisory Group (PAG), launch in January 2016, has published a report recommending per Option 1 of the W3C Patent Policy, that W3C continue work on the Web Components Specification. The PAG concludes that the initial concern has been resolved, enabling the Working Group to continue. More detail is available in the PAG report. W3C launches a PAG to resolve issues in the event a patent has been disclosed that may be essential, but is not available under the W3C Royalty-Free licensing terms.