ttml

What is a .ttml file?

application/ttml+xml

TTML (Timed Text Markup Language, .ttml, also called DFXP) is a W3C XML format for timed text and captions. It wraps timed paragraphs in a tt document with styling and layout regions, and underlies broadcast and streaming caption profiles like IMSC, SMPTE-TT, and EBU-TT.

How to use a .ttml file

Use an example .ttml file to test XML caption parsers, TTML/IMSC players, and conversion to or from SRT, VTT, and SCC.

Download example .ttml file

TTML Captions (DFXP)A TTML (Timed Text Markup Language / DFXP) caption document — timed XML paragraphs with a styling region — carrying the same captions, for testing XML caption parsers and IMSC players.

Convert a .ttml file to another format

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