Documentation

​
​

Development

User Acquisition

Monetization

Industry

Vivox Unreal SDK

Vivox Unreal SDK

Vivox
​
​
Vivox Unreal SDK
  • Overview
  • Get started
  • Release notes
  • Developer guide
    • Set up your project
    • Unity Authentication Service in Unreal
    • Create voice and text channels
    • Messaging
    • Audio management
    • Muting
    • In-game moderation
    • Android app development
    • iOS app development
    • Server-side recording
    • Speech-to-text audio transcription
    • Text-to-speech
    • Real-time recording
    • Transmission
    • Troubleshooting
      • Voice activity detection
        • Parameter specifics
        • VAD adjustments
      • Vivox SDK error codes
  • Tutorials
  • Reference
  1. Vivox Unreal SDK documentation
  3. Troubleshooting

VAD adjustments

How to adjust voice activity detection settings.
Read time 1 minute
Last updated 8 months ago
To make adjustments to the VAD settings, use:
  • vx_req_aux_set_vad_properties
  • vx_req_aux_get_vad_properties

Setting the VAD Hangover, Sensitivity, and Noise Floor

In this example, the default values for the 
vad_hangover
, 
vad_sensitivity
, and 
vad_noise_floor
are provided, and 
vad_auto
has been disabled.
vx_req_aux_set_vad_properties_t *req;vx_req_aux_set_vad_properties_create(&req);req->vad_hangover = 2000;req->vad_sensitivity = 43;req->vad_noise_floor = 576;req->vad_auto = 0;vx_issue_request(&req->base);
Copyright © 2026 Unity Technologies
LegalPrivacy PolicyCookiesDocumentation Terms of UseDo Not Sell or Share My Personal InformationYour Privacy Choices (Cookie Settings)

"Unity", Unity logos, and other Unity trademarks are trademarks or registered trademarks of Unity Technologies or its affiliates in the U.S and elsewhere (more info here). Other names or brands are trademarks of their respective owners.

Some pages are machine-translated for convenience, and may contain inaccuracies. In the event of conflicting information, the English version is authoritative.

  • On this page

    • Setting the VAD Hangover, Sensitivity, and Noise Floor

Report a problem with this page