SMIL adds support for timing and media synchronization to the web.
SMIL adds support for timing and media synchronization to the web.
SMIL
SMIL (Synchronized Multimedia Integration Language) is designed to enable multimedia presentation on the web.
SMIL presentations can be composed of audio, video, images, text, and other media types.
SMIL is an HTML-like language based on XML.
You can read more about SMIL in our SMIL tutorial .
HTML TIME
HTML TIME refers to Timed Interactive Multimedia Extensions for HTML. What it does is add SMIL 1.0 timing and synchronization support to HTML.
HTML TIME is submitted to the W3C by: Microsoft, Macromedia, Compaq/Digital, and Digital Renaissance.
You can read more about HTML TIME in our SMIL Tutorial.
HTML SMIL
HTML SMIL (modification to HTML TIME) was mentioned in an early working draft of SMIL 2.0.
After SMIL 2.0 became a W3C recommendation, HTML SMIL was removed from SMIL 2.0 and became a separate working draft called XHTM SMIL.
XHTML SMIL
XHTML SMIL provides support for SMIL 2.0 functionality in XHTML, such as actions, media, timing, synchronization, and direct transformations.
XHTML SMIL is currently a record submitted to the W3C with the intention that XHTML SMIL can be used as a basis for work on integrating SMIL into XHTML.
You can read more about XHTML SMIL in our SMIL Tutorial.
History of HTML/XHTML SMIL
15. June 1998 SMIL 1.0 becomes a W3C recommendation. 18. September 1998 HTML TIME was submitted to the W3C by Microsoft, Macromedia, Compaq/Digital, and Digital Renaissance as a proposal to add SMIL 1.0 timing and synchronization to HTML. 25. February 2000 HTML TIME was added to the working draft of SMIL 2.0 as the renamed HTML SMIL. 22. June 2000 HTML SMIL was removed from the SMIL 2.0 working draft. 07. August 2001 SMIL 2.0 becomes a W3C standard. 07. August 2001 HTML SMIL became an independent working draft and was renamed XHTML SMIL. 31. January 2002 XHTML SMIL was resubmitted as a W3C record.
W3C SMIL specification and timeline
Norms |
Draft/Proposal |
Recommended |
SMIL 1.0
June 15, 1998
SMIL 2.0
August 7, 2001
SMIL 2.0 (2.ED)
December 13, 2005
SMIL 2.1
December 13, 2005
HTML TIME
September 18, 1998
HTML SMIL
June 22, 2000
XHTML SMIL
August 7, 2001
XHTML SMIL Note
January 31, 2002
W3C Reference
W3C SMIL Home Page