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Updated 10 Oct 2026 · 1 min read

Content Switching ​

Some files carry more than one version of the content. When they do, a pill appears in the timeline header, after the view switch, so you can choose which version to play back. It's labelled Mix for IAMF files and Programme for ADM files. It appears when a file has more than one programme or mix, or when an EBU ADM file offers dialogue languages or Audio Description to switch between.

IAMF mix presentations ​

An IAMF / Eclipsa file can contain multiple mix presentations — different mixes of the same programme, for example a full mix and an alternate or stems-focused mix.

When a file has more than one, click the Mix pill in the timeline header and choose the presentation you want. The timeline follows straight away: the waveform is drawn the first time you pick a presentation (the transport bar says Rendering… meanwhile), then kept beside the file, so switching back is instant.

EBU ADM programme & language ​

EBU ADM files can carry multiple programmes and languages. Orbit Lite switches between them the same way — from the Programme pill in the timeline header — so you can check each variant of the delivery without loading a different file.

TIP

Switching content re-reads the file's structure, so meters, solos and the waveform all update to the newly selected version.

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