W3C SMIL Activities
SMIL is a language for describing audiovisual presentations on
SMIL (Synchronized Multimedia Integration Language) was designed to enable multimedia presentations on the
presentation can be composed of audio, video, images, text, and other media types.
You can read more about SMIL in our SMIL Tutorial.
HTML+TIME stands for Timed Interactive Multimedia Extensions for HTML. It is
a proposal for adding SMIL 1.0 timing and synchronization support to HTML.
HTML+TIME was 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 (a modification of HTML+TIME) was included in an early SMIL 2.0 Working
When SMIL 2.0 became a W3C Recommendation, HTML+SMIL was removed from SMIL 2.0 and added as a separate
Working Draft named XHTML+SMIL.
XHTM+SMIL provides support for SMIL 2.0 functionality like animation, media,
timing, synchronization, and transitions directly in XHTML.
You can read more about XHTML+SMIL in our SMIL Tutorial.
W3C Specifications and Timeline
W3C SMIL Home Page
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