Vonage API Help Center Vonage API Help Center

Technical Specifications

Migrating Video REST API from OpenTok to Unified
ObjectiveIf you are using the REST API, there are important differences ...
Video Client SDK Changes from OpenTok to Unified
ObjectiveThis article explains the changes required when migrating Clien...
How to Migrate from OpenTok Server SDK to Unified Server SDK
ObjectiveProvide clear guidance on updating your server code so that app...
Credential Differences Between OpenTok and Unified Environments
SymptomWhen migrating from the OpenTok environment to the Unified enviro...
In which Regional Media Zones can I use Experience Composer?
QuestionDoes the Vonage Video API experience composer support the Region...
How do I monitor Video API call quality in real-time?
Objective To understand the Vonage Video APIs that enable real-time moni...
JWT Tokens in the TokBox and Unified Environments
Summary JWT Tokens in the Unified Environment are larger than those in t...
Android SDK 2.28.2 error when using the application context
Symptom Opentok Android SDK version 2.28.2 can generate the error below ...
What happens if your session lasts more than 8 hours?
Question When using Vonage Video API, is there an impact if a session is...
Updates to using the Vonage Media Library in Native SDKs from version 2.27.x onwards
Objective As mentioned in this article Why has the size of the iOS/Andro...
React-Native Zoom In/Out Feature
ObjectiveHow to implement Zoom in/out feature in React Native?  Applies ...
Why has the size of the iOS/Android SDKs increased so much from version 2.25.2?
Question Why has the size of the iOS/Android SDKs increased so much from...
Integrating Picture-in-Picture with Vonage Video Web
Objective Picture-in-Picture (PiP) mode enhances user experience by allo...
How to Use the Vonage Media Processor Library for Audio and Video Transformations
Objective The objective is to demonstrate how to use the Vonage Media Pr...
Screen Sharing Support on Mobile Devices
Question Do Video SDKs support screen sharing on mobile devices? Applies...
How to change the strength of the Background Blur?
Symptom This article outlines how to change the strength of the Backgrou...
What are the minimum system requirements to use Video Filters or Transformers?
Question What are the client requirements for using Video Transformers a...
Authenticating Callback Events for Video API
Objective Authenticating or verifying delivered callback (webhook) event...
Browsers that support Video Filters
Question What browsers support Video Filters? Applies To Video Filters ...
Can I track calls from the server side of my app?
Question Can I track calls from the server side of my Vonage Video API a...
Can I record a Media-Relayed session?
Question Can I record media-relayed sessions? Applies To Relayed Sessio...
Which devices does the Vonage Video API work with?
Question Which devices are supported when using the Vonage Video API? Ap...
Does the Vonage Video API support HTTPS?
Question Does the Vonage Video API support HTTPS? Applies To HTTPS Vide...
What resolution should I use when publishing on a mobile device?
Question When publishing a video stream to a mobile device, what resolut...
JS SDK RumorSocket Disconnect Errors
Symptom When using the JavaScript SDK, I received a RumorSocket or sessi...
Where are Vonage Video API data centers located?
QuestionWhere does the Vonage Video API platform have data centers?Appli...
How many participants are supported in a session?
Question How many participants can I have in a Vonage Video API session?...
Can I use an external camera on Android and iOS devices for video sessions?
Question Am I able to use a USB or bluetooth camera for video sessions o...
Can I directly access the RTCPeerConnection object for monitoring?
Question Can I directly access the RTCPeerConnection object in WebRTC th...
Does Vonage Video API support the IEEE 802.3 standards?
Question Is there any documentation that the Video API supports the IEEE...