Captions, TTML / DFXP format

Captions Timed Text Markup Language (TTML / DFXP) format

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Reach multi-lingual audience and comply with FCC regulations with Kaltura multi-lingual closed captions support. Timed Text Markup Language (TTML) allows for rich formated text in timed media Read more about the TTML/DFXP standard.

This player has two caption files associated with it, the first file demonstrates spatial alignment and default white on black text, the second file titled "colors" demonstrates TTML style tags being used to give the text alternate background and text color.

Note: Not all closeCaption style overrides will cleanly apply to CMML that already has formatting rules defined.

Supported features of DFXP

Features supported as <metadata> tag as a child of <p> supports attributes:

ccrow - determines the row position out of 15 lines

cccol - determines the column position out of 35 columns

The <p> tags hold captions, attributes:

begin - start time for the caption

end - end time for the captions

tts:textAlign - center, left, right

styleId - which can include a ref to defined <style> tag

tts:color - maps to html css color property ( hex or English name )

tts:fontWeigh - maps to html css font-weight property

tts:fontStyle - maps to as font-style css property