Media file formats

MSL5 supports these segment types and extensions.

TypeExtensions
Audio.aac.cmfa.m4s.m4a.mp4.mp4a
Audio Codec.ac3
Enhanced Audio Codec.ec3
Fragmented Media.fmp4
IMSC1 Subtitle.cmft
Manifest.m3u8.mpd
Video.cmfv.m4s.m4v.mp4.mp4v
Video Transport Stream.ts
WebVTT, Subtitle.webvtt.vtt
XML-based caption codec.smpte-tt

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MSL5 origin supports ingesting Roku-based image playlists containing JPEG images for HLS streams and serving them downstream.