Agora provides ensured quality of experience (QoE) for worldwide Internet-based voice and video communications through SD-RTN™.

The basic interface of the Agora SDK that implements the core functions of real-time communication.

This interface class contains multi-channel methods.

The SDK uses the IRtcEngineEventHandler interface to send event notifications to your app. Your app can get those notifications through methods that inherit this interface.

This class provides media player functions and supports multiple instances.

The encoded audio observer.

Audio device management methods.

The IAudioDeviceCollection interface. You can get the information of audio devices with this interface.

Video device management methods.

You can get the information of video devices with this interface.

The IMediaEngine class.

This class provides methods to manage cached media files.

The callback for custom media resource files.

Provides callbacks for media players.

This class is used to get raw PCM audio.

The audio frame observer.

The audio spectrum observer.

The definition of IPacketObserver.

The metadata observer.

Receives encoded video images.

The IVideoFrameObserver class.

Facial information observer.

This class calculates user positions through the SDK to implement the spatial audio effect.

The IScreenCaptureSourceList class. This class is returned in the getScreenCaptureSources method.

This page lists all the definitions of Struct and the enums for C++.

This page introduces the deprecated and deleted APIs in the SDK.