# Sandbox.VisemeFrame

A viseme (mouth shape) active over a span of time. A list of these makes up a
sound's lipsync track, authored in the sound editor and stored in the sound's
.meta file under "visemes".

- Kind: struct
- Namespace: `Sandbox`
- Assembly: `Sandbox.Engine`
- Modifiers: sealed

## Properties

- [`EndTime`](/api/Sandbox.VisemeFrame/EndTime): End time in seconds.
- [`StartTime`](/api/Sandbox.VisemeFrame/StartTime): Start time in seconds.
- [`Viseme`](/api/Sandbox.VisemeFrame/Viseme): Viseme index, 0-14. See [Sandbox.Visemes.MorphNames](/api/Sandbox.Visemes/MorphNames).