Advanced Caption Formats - SMPTE-TT vs EBU-TT for Broadcast Compliance
· 7 min read
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.