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AWS Elemental MediaLive
User Guide

Formats Supported in an HLS Outputs

Find the table for your output container, then within the table, look up your input container and captions type. The supported caption formats are listed in the last column.

Source Caption Container Source Caption Input Supported Output Captions
HLS Container Embedded Burn-in

Embedded

Web-VTT

SCTE-20 Burn-in

Embedded

Web-VTT

RTMP Container Embedded Burn-in

Embedded

Web-VTT

MPEG2-TS Container Embedded Burn-in

Embedded

Web-VTT

SCTE-20 Burn-in

Embedded

Web-VTT

Teletext Burn-in

Web-VTT

ARIB None
DVB-Sub Burn-in
SCTE-27 Burn-in