2 posts tagged with "TTML"

When your video content crosses into broadcast television, OTT streaming, or international distribution, caption format choices matter. SMPTE-TT and EBU-TT are two advanced XML-based caption formats derived from the W3C's Timed Text Markup Language (TTML). Both serve broadcast and professional streaming workflows but target different regional standards. This guide explains the technical differences, use cases, and compliance implications so you can select the right format for your workflow.

Professional closed captioning requires understanding the various caption file formats available and when to use each one. Whether you're working with YouTube, streaming platforms, broadcast television, or HTML5 video players, choosing the right caption format ensures compatibility and proper display across all platforms. This comprehensive guide explores the major caption formats, their use cases, technical specifications, and how to import and export them for your video content.

New to caption files? Start with our beginner guide: what is a caption file?.