* IP areas. */

@brief Error codes related to attrubute operations. */

Audio codec profile types. The default value is LC_ACC. */

Audio equalization band frequencies. */

The error codes of the local user's audio mixing file. */

The states of the local user's audio mixing file. */

Audio profiles. Sets the sample rate, bitrate, encoding mode, and the number of channels:*/

Audio recording qualities. */

Local voice reverberation presets. */

Audio reverberation types. */

Audio output routing. */

Audio-sample rates. */

Audio application scenarios. */

Audio session restriction. */

Properties of the audio volume information. An array containing the user ID and volume information for each speaker. */

Image enhancement options. */

@brief Error codes related to cancelling a download task or cancelling an upload task. */

Camera capturer configuration. */

The error code in CHANNEL_MEDIA_RELAY_ERROR. */

The event code in CHANNEL_MEDIA_RELAY_EVENT. */

The state code in CHANNEL_MEDIA_RELAY_STATE. */

@brief Error codes related to sending a channel message. */

The channel profile of the AR RtcEngine. */

Client roles in a live broadcast. */

Reasons for a connection state change. */

@brief Reasons for a connection state change. */

@brief Connection states between the SDK and the AR RTM system. */

Connection states. */

Camera capturer configuration. */

@brief Data structure holding channel attribute-specific options. */

The definition of ChannelMediaInfo. */

The definition of ChannelMediaRelayConfiguration. */

@brief The data structure holding a channel ID and the current channel member count. */

C-runtime library allocator. ! This class is just wrapper for standard C library memory routines. \implements Allocator */

Video degradation preferences when the bandwidth is a constraint. */

@brief Error codes related to downloading a file or image. */

Encryption mode. */

Error code. */

Configurations of built-in encryption schemas. */

The external video frame. */

DEPRECATED** */

Video frame rates. */

Wrapper of C file stream for input or output. ! This simple wrapper does not check the validity of the stream. \implements Stream */

@brief Error codes related to retrieving the channel member count of specified channel(s). */

@brief Error codes related to retrieving a channel member list. */

Audio device collection methods. The IAudioDeviceCollection interface class retrieves device-related information. */

Audio device management methods. The IAudioDeviceManager interface class allows for audio device interface testing. Instantiate an AAudioDeviceManag

* The IAudioFrameObserver class. */

@brief AR RTM channel methods. */

@brief Callbacks for the AR RTM channel methods. */

@brief The class for retrieving the attributes of a channel member. */

DEPRECATED** */

@brief The class for setting and retrieving attributes of a file message. */

@brief The class for setting and retrieving attributes of an image message. */

The class allowing the caller to retrieve the attributes of an outgoing call invitation. */

@brief The class for setting and retrieving attributes of a channel or peer-to-peer message. */

Definition of IMetadataObserver */

@brief Error codes related to Initialization. */

States of importing an external video stream in the live interactive streaming. */

@brief Error codes of the call invitation methods. */

Definition of IPacketObserver. */

The class allowing the callee to retrieve the attributes of an incoming call invitation. */

IRtcEngine is the base interface class of the AR SDK that provides the main AR SDK methods invoked by your application. Enable the AR SDK's communica

The SDK uses the IRtcEngineEventHandler interface class to send callbacks to the application. The application inherits the methods of this interface c

Callbacks for the call invitation methods. */