Why Meta Quest?
Design
Develop
API reference
Distribute and grow
Blog
Support
API reference
API reference
Select your platform
No SDKs available
No versions available
Overview
AudioClipAudioSource
ImageViewer
Lib
Meta
Conduit
Net
Voice
WitAi
WitAi
ArrayNodeReference
ArrayPool
Attributes
AudioDurationTracker
BaseSpeechService
CallbackHandlers
Comment
ComponentExtensions
Composer
Configuration
CoroutineUtility
Data
Dictation
Drawers
EditorUtilities
EnumerableExtensions
Events
ExportParser
ExportSaver
IExportParserPlugin
IRequest
ITelemetryEventsProvider
IVoiceActivationHandler
IVoiceEventProvider
IVoiceService
IWitRequestConfiguration
IWitRequestEndpointInfo
IWitRuntimeConfigProvider
IWitRuntimeConfigSetter
Inspectors
Interfaces
Json
Lib
MatchIntent
MatchIntentRegistry
ObjectNodeReference
ObjectPool
PluggableBase
RegisteredMatchIntent
Requests
ServiceReferences
Speech
TTS
TTS
Data
Data
ITTSEvent
TTSActionEvent
TTSClipData
TTSDiskCacheSettings
TTSEmoteEvent
TTSEvent
TTSEventContainer
TTSPhonemeEvent
TTSStringEvent
TTSVisemeEvent
TTSVoiceSettings
TTSWordEvent
Debugger
Events
Integrations
Interfaces
LipSync
Preload
Samples
TTSEditorUtilities
TTSService
TTSServiceInspector
TTSSpeakerInspector
TTSWitInspector
UX
Utilities
Voices
TaskExtensions
TaskUtility
ThreadUtility
TypeExtensions
UnityEventExtensions
UnityObjectExtensions
Utilities
VLog
ValidatePartialIntent
VoiceService
Windows
Wit
WitAppInfoUtility
WitAuthUtility
WitConduitParameterProvider
WitConfigurationEditorUI
WitConstants
WitEditorConstants
WitEditorUI
WitExportRetriever
WitRequest
WitRequestFactory
WitRequestSettings
WitResponseReference
WitResultUtilities
WitRuntimeRequestConfiguration
WitService
WitStyles
WitTexts
WrapHttpWebRequest
ZipArchiveExtensions
Oculus
Code samples
Downloads
Release notes
Supported platforms
Meta
TTSEventContainer Class
A class that contains all tts events returned from the service
Fields
IEnumerable<
ITTSEvent
>
Events
[Get]
Accessible enumerable for all events
IEnumerable<
TTSWordEvent
>
WordEvents
[Get]
All events for specified tts word start sample
IEnumerable<
TTSVisemeEvent
>
VisemeEvents
[Get]
All events for specified tts mouth position start sample
Object Data for package-attrib
const string
EVENT_TYPE_KEY
[Get]
const string
EVENT_WORD_TYPE_KEY
[Get]
const string
EVENT_VISEME_TYPE_KEY
[Get]
const string
EVENT_PHONEME_TYPE_KEY
[Get]
const string
EVENT_EMOTE_TYPE_KEY
[Get]
const string
EVENT_ACTION_TYPE_KEY
[Get]
Events
Action<
WitResponseNode
>
OnEventJsonAdded
Callback for each added event
Action<
ITTSEvent
>
OnEventAdded
Callback for each added event
Member Functions
IEnumerable< TEvent >
GetEvents< TEvent >
( string eventTypeKey )
Getters for a list of events based on keys
Others
TEvent
The event type to be returned
Parameters
eventTypeKey
An optional type key for the specified event
void
AddEvents
( IEnumerable<
WitResponseNode
> events )
Decodes and appends an event included in multiple json nodes.
bool
AddEvent
(
WitResponseNode
eventNode )
Safely decodes and adds an event to the events list
void
GetClosestEvents< TEvent >
( int sample,
ref int previousEventIndex,
ref TEvent previousEvent,
ref TEvent nextEvent )
Called frequently to determine the closest events of a specific type to the specified sample
Build with Meta
Social Technologies
Meta Horizon
AI
Worlds
About us
Careers
Research
Products
Virtual reality / Meta Horizon
Developer Blog
Download SDKs
Meta for Work
Programs
Start
Meta Horizon Creator Program
Discover
Why Meta Quest?
What is mixed reality?
Platforms and tools
2D apps for Meta Horizon OS
Devices
Meta Avatars
Success stories
Use cases
Support and legal
Developer policies
Legal
Privacy
Forums
Support
Build with Meta
Social Technologies
Meta Horizon
AI
Worlds
About us
Careers
Research
Products
Virtual reality / Meta Horizon
Developer Blog
Download SDKs
Meta for Work
Programs
Start
Meta Horizon Creator Program
Discover
Why Meta Quest?
What is mixed reality?
Platforms and tools
2D apps for Meta Horizon OS
Devices
Meta Avatars
Success stories
Use cases
Support and legal
Developer policies
Legal
Privacy
Forums
Support
Build with Meta
Social Technologies
Meta Horizon
AI
Worlds
About us
Careers
Research
Products
Virtual reality / Meta Horizon
Developer Blog
Download SDKs
Meta for Work
Programs
Start
Meta Horizon Creator Program
Discover
Why Meta Quest?
What is mixed reality?
Platforms and tools
2D apps for Meta Horizon OS
Devices
Meta Avatars
Success stories
Use cases
Support and legal
Developer policies
Legal
Privacy
Forums
Support
English (US)
© 2026 Meta