React Native
Reducing audio bandwidth with Opus DTX
Opus DTX (Discontinuous Transmission) is an audio codec that can reduce the bandwidth usage when a participant is not speaking. This can be useful in large sessions with many audio participants.
You enable Opus DTX by setting the enableDtx property of the properties prop passed into the OTPublisher component:
For more information, see this Vonage Video API knowledge base article.
Adjusting audio and video
Learn more about manipulating audio and video of Vonage Video API streams for your React Native application. Publish only video or audio, adjust the frame rate, and more.
手順
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Introduction2
Prerequisites3
Publishing audio or video only4
Publishing in a voice-only session5
Setting the resolution and frame rate for a video6
Switching the camera used by a Publisher7
Subscribing to audio or video only8
Changing the audio level of a subscriber9
Detecting whether a stream has audio or video10
Detecting when a stream adds or removes audio or video11
Setting audio bitrate12
Reducing audio bandwidth with Opus DTX13
Applying filters to published video14
Applying a noise suppression filter to published video15
Publishing audio only for Publishers with low bandwidth16
What's next?