import { RtcEngineConfig, RtcChannelConfig, RtcRenderConfig, RtcPoint, RtcAudioMixingConfig, RtcSnapshotVideoOption, FeedbackInfo } from './Objects';
import { AudioDeviceType, OptionType, ResultCode, ScreenScalingRatio } from './Enums';
import type { RtcEngineEventHandler, Subscription } from './RtcEvents';
import type { RtcSurfaceView } from './RtcRenderView.native';
import type { RefObject } from 'react';
import RtcWhiteboard from './RtcWhiteboard.native';
import RtcVideoStreamManager from './RtcVideoStreamManager.native';
import RtcAnnotationManager from './RtcAnnotationManager.native';
import RtcNetworkManager from './RtcNetworkManager.native';
import RtcMessageService from './RtcMessageService.native';
/**
 * [`RtcEngineKit`]{@link RtcEngineKit} is the main class of the PanoRtc SDK.
 */
export default class RtcEngineKit implements RtcEngineKitInterface {
    /**
     * @ignore
     */
    private _listeners;
    private _whiteboardMap;
    private _videoStreamManager;
    private _annotationManager;
    private _messageService;
    private _networkManager;
    /**
     * @ignore
     */
    private static _callMethod;
    /**
     * Gets a created [`RtcEngineKit`]{@link RtcEngineKit} instance.
     *
     * **Note**
     *
     * Ensure that you have created an `RtcEngineKit`. Otherwise, the method call fails and the SDK returns an error message.
     * @returns
     * - The `RtcEngineKit` instance, if the method call succeeds.
     * - Returns an error when it fails to get an `RtcEngineKit`.
     */
    static instance(): RtcEngineKit;
    /**
     * Creates an [`RtcEngineKit`]{@link RtcEngineKit} instance.
     *
     * Unless otherwise specified, all the methods provided by the [`RtcEngineKit`]{@link RtcEngineKit} class are executed asynchronously. Pano recommends calling these methods in the same thread.
     *
     * **Note**
     * - You must create an [`RtcEngineKit`]{@link RtcEngineKit} instance before calling any other method.
     * - The Pano React Native SDK supports creating only one [`RtcEngineKit`]{@link RtcEngineKit} instance for an app.
     * @param config An [`RtcEngineConfig`]{@link RtcEngineConfig}
     * @returns
     * - The `RtcEngineKit` instance, if the method call succeeds.
     * @note If the object creation fails, an null object is returned.
     */
    static create(config: RtcEngineConfig): Promise<RtcEngineKit>;
    updateConfig(config: RtcEngineConfig): Promise<ResultCode>;
    /**
     * Destroys the [`RtcEngineKit`]{@link RtcEngineKit} instance and releases all resources used by the PanoRtc SDK.
     *
     * Use this method for apps in which users occasionally make voice or video calls. When users do not make calls, you can free up resources for other operations.
     * Once you call this method to destroy the created [`RtcEngineKit`]{@link RtcEngineKit} instance, you cannot use any method or callback in the SDK any more.
     * If you want to use the real-time communication functions again, you must call `create` to create a new [`RtcEngineKit`]{@link RtcEngineKit} instance.
     *
     * **Note**
     *
     * - Because [`destroy`]{@link destroy} is a synchronous method and the app cannot move on to another task until the execution completes,
     * Pano suggests calling this method in a sub-thread to avoid congestion in the main thread.
     * Besides, you cannot call [`destroy`]{@link destroy} in any method or callback of the SDK.
     * Otherwise, the SDK cannot release the resources occupied by the [`RtcEngineKit`]{@link RtcEngineKit} instance until the callbacks return results, which may result in a deadlock.
     * - If you want to create a new [`RtcEngineKit`]{@link RtcEngineKit} instance after destroying the current one, ensure that you wait till the [`destroy`]{@link destroy} method completes executing.
     */
    destroy(): Promise<void>;
    /**
     * Adds the [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handler.
     *
     * After setting the [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handler, you can listen for `RtcEngineKit` events and receive the statistics of the corresponding RtcEngineKit instance.
     * @param event The event type.
     * @param listener The [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handler.
     */
    addListener<EventType extends keyof RtcEngineEventHandler>(event: EventType, listener: RtcEngineEventHandler[EventType]): Subscription;
    /**
     * Removes the [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handler.
     *
     * For callback events that you only want to listen for once, call this method to remove the specific [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} objects after you have received them.
     * @param event The event type.
     * @param listener The [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handler.
     */
    removeListener<EventType extends keyof RtcEngineEventHandler>(event: EventType, listener: RtcEngineEventHandler[EventType]): void;
    /**
     * Removes all the [`RtcEngineEventHandler`]{@link RtcEngineEventHandler} handlers.
     * @param event The event type.
     */
    removeAllListeners<EventType extends keyof RtcEngineEventHandler>(event?: EventType): void;
    /**
     * @~english
     * @brief Join the channel.
     * @param token     The secure token that App Server got from PANO.
     * @param channelId The channel ID defined by customer. It must compliance with the following rules:
     *                  - max length is 128 bytes.
     *                  - characters can be "0-9", "a-z", "A-Z",
     *                    whitespace (cannot at leading and trailing),
     *                    "!", "#", "$", "%", "&", "(", ")", "+", ",", "-", ".", ":",
     *                    ";", "<", "=", ">", "?", "@", "[", "]", "^", "_", "|", "~".
     * @param userId    The user ID defined by customer. It must be unique.
     * @param config    Channel configurations. (Optional)
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Join only one channel at a time.
     *       User need to check the callback onUserJoinIndication to see if join channel result.
     * @~chinese
     * @brief 加入频道。
     * @param token     应用服务器从PANO获得的安全令牌。
     * @param channelId 客户定义的频道标识。必须符合以下规则:
     *                  - 最大长度是128字节；
     *                  - 只能由以下字符构成：
     *                    "0-9", "a-z", "A-Z", 空格 (不能出现在首部和尾部),
     *                    "!", "#", "$", "%", "&", "(", ")", "+", ",", "-", ".", ":",
     *                    ";", "<", "=", ">", "?", "@", "[", "]", "^", "_", "|", "~"。
     * @param userId    客户定义的用户标识。必须是唯一的。
     * @param config    频道设置。（可选）
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 同一时刻只能加入一个频道。
     *       用户需检查回调函数 onUserJoinIndication 获知加会结果。
     */
    joinChannel(token: string | undefined | null, channelId: string, userId: string, config?: RtcChannelConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Leave the channel.
     * @~chinese
     * @brief 离开频道。
     */
    leaveChannel(): Promise<void>;
    /**
     * @~english
     * @brief Start audio.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please join one channel before starting audio, otherwise it will fail.
     * @~chinese
     * @brief 开启音频。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 开启音频前请先加入一个频道，否则将返回失败。
     */
    startAudio(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop audio.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 停止音频。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    stopAudio(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Start video (with a render view).
     * @param view    PanoView object.
     * @param config  PanoRtcRenderConfig object.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please join one channel before starting video, otherwise it will fail.
     * @~chinese
     * @brief 开启视频（随带渲染视图）。
     * @param view    PanoView 对象。
     * @param config  PanoRtcRenderConfig 对象。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 开启视频前请先加入一个频道，否则将返回失败。
     */
    startVideo(view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop video.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 停止视频。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    stopVideo(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Subscribe to a user's audio.
     * @param userId  The user ID defined by customer.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Before subscribing to a user’s audio, please make sure the user has started the audio.
     * @~chinese
     * @brief 订阅用户的音频。
     * @param userId  客户定义的用户标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 订阅用户的音频前，请确保用户已开启音频。
     */
    subscribeAudio(userId: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Unsubscribe to a user's audio.
     * @param userId  The user ID defined by customer.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note When a user stops the audio or leaves the channel, the user's audio will be automatically unsubscribed.
     * @~chinese
     * @brief 取消订阅用户的音频。
     * @param userId  客户定义的用户标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 当用户停止音频或者离开频道的时候，用户的音频将会被自动取消订阅。
     */
    unsubscribeAudio(userId: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Subscribe to a user's video (with a render view).
     * @param userId  The user ID defined by customer.
     * @param view    PanoView object.
     * @param config  PanoRtcRenderConfig object.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Before subscribing to a user’s video, please make sure the user has started the video.
     * @~chinese
     * @brief 订阅用户的视频（随带渲染视图）。
     * @param userId  客户定义的用户标识。
     * @param view    PanoView 对象。
     * @param config  PanoRtcRenderConfig 对象。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 订阅用户的视频前，请确保用户已开启视频。
     */
    subscribeVideo(userId: string, view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Unsubscribe to a user's video.
     * @param userId  The user ID defined by customer.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note When a user stops the video or leaves the channel, the user's video will be automatically unsubscribed.
     * @~chinese
     * @brief 取消订阅用户的视频。
     * @param userId  客户定义的用户标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 当用户停止视频或者离开频道的时候，用户的视频将会被自动取消订阅。
     */
    unsubscribeVideo(userId: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Subscribe to a user's screen sharing (with a render view).
     * @param userId  The user ID defined by customer.
     * @param view    PanoView object.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Before subscribing to a user’s screen sharing, please make sure the user has started the screen sharing.
     * @~chinese
     * @brief 订阅用户的屏幕共享（随带渲染视图）。
     * @param userId  客户定义的用户标识。
     * @param view    PanoView 对象。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 订阅用户的屏幕共享前，请确保用户已开启屏幕共享。
     */
    subscribeScreen(userId: string, view: RefObject<RtcSurfaceView>): Promise<ResultCode>;
    /**
     * @~english
     * @brief Unsubscribe to a user's screen sharing.
     * @param userId  The user ID defined by customer.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note When a user stops the screen sharing or leaves the channel,
     *       the user's screen sharing will be automatically unsubscribed.
     * @~chinese
     * @brief 取消订阅用户的屏幕共享。
     * @param userId  客户定义的用户标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 当用户停止屏幕共享或者离开频道的时候，用户的屏幕共享将会被自动取消订阅。
     */
    unsubscribeScreen(userId: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Start screen capture.
     * @param appGroupId  Application Group Identifier. Online document: https://developer.pano.video/features/rtc/screen-ios/ (Optional)(iOS only)
     * @return
     *   - OK: Success.
     *   - others: Failure.
     * @note iOS: This interface supports iPhone and iPad with iOS 11.0 and above
     *
     * @~chinese
     * @brief 开始屏幕采集。
     * @param appGroupId  Application Group Identifier。请参考文档：https://developer.pano.video/features/rtc/screen-ios/（可选）（仅限iOS）
     * @return
     *   - OK: 成功。
     *   - 其他: 失败。
     * @note iOS: 该接口支持 iOS 11.0 及以上的 iPhone 和 iPad
     */
    startScreen(appGroupId?: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop screen capture.
     * @return
     *   - OK: Success.
     *   - others: Failure.
     *
     * @~chinese
     * @brief 停止屏幕采集。
     * @return
     *   - OK: 成功。
     *   - 其他: 失败。
     */
    stopScreen(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Update screen absolute scaling ratio.
     * @param userId  The user ID defined by customer.
     * @param ratio   Screen scaling ratio type.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note The default focus is center point of view.
     * @~chinese
     * @brief 更新屏幕的绝对缩放比例。
     * @param userId  客户定义的用户标识。
     * @param ratio   屏幕缩放比例类型。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 默认焦点是视图的中心点。
     */
    updateScreenScaling(userId: string, ratio: ScreenScalingRatio): Promise<ResultCode>;
    /**
     * @~english
     * @brief Update screen relative scaling ratio.
     * @param userId  The user ID defined by customer.
     * @param ratio   Screen scaling ratio value.
     * @param focus   Screen focus coordinate value.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note
     * @~chinese
     * @brief 更新屏幕的相对缩放比例。
     * @param userId  客户定义的用户标识。
     * @param ratio   屏幕缩放比例值。
     * @param focus   屏幕焦点坐标值。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note
     */
    updateScreenScalingWithFocus(userId: string, ratio: number, focus: RtcPoint): Promise<ResultCode>;
    /**
     * @~english
     * @brief Update screen relative moving distance.
     * @param userId    The user ID defined by customer.
     * @param distance  Screen focus moving distance.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note
     * @~chinese
     * @brief 更新屏幕的相对移动距离。
     * @param userId    客户定义的用户标识。
     * @param distance  屏幕焦点移动距离。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note
     */
    updateScreenMoving(userId: string, distance: RtcPoint): Promise<ResultCode>;
    /**
     * @~english
     * @brief Mute audio.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please start the audio before muting, otherwise it will not work.
     * @~chinese
     * @brief 静音。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 静音前请先开启音频，否则操作将无效。
     */
    muteAudio(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Unmute audio.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please start the audio before unmuting, otherwise it will not work.
     * @~chinese
     * @brief 取消静音。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 取消静音前请先开启音频，否则操作将无效。
     */
    unmuteAudio(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Pause video.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please start the video before pausing, otherwise it will not work.
     * @~chinese
     * @brief 暂停视频。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 暂停视频前请先开启视频，否则操作将无效。
     */
    muteVideo(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Resume video.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note Please start the video before resuming, otherwise it will not work.
     * @~chinese
     * @brief 恢复视频。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 恢复视频前请先开启视频，否则操作将无效。
     */
    unmuteVideo(): Promise<ResultCode>;
    /**
     * @~english
     * @brief set microphone mute enable status
     * @param enable  enable mute flag, true/false to mute/unmute
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 设置麦克风采集数据静音状态(不包括伴音等其他声音)
     * @param enable  静音开关， 打开/关闭 静音
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    setMicrophoneMuteStatus(enable: boolean): Promise<ResultCode>;
    /**
     * @~english
     * @brief Set the volume of the current audio device.
     * @param volume  Valid value range: [0, 255].
     * @param type    Device type, PanoDeviceType enum type.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 设置当前音频设备的音量。
     * @param volume  有效值范围: [0, 255]。
     * @param type    设备类型，PanoDeviceType 枚举类型。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    setAudioDeviceVolume(volume: number, type: AudioDeviceType): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get the volume of the current audio device.
     * @param type  Device type, PanoDeviceType enum type.
     * @return Current volume. Valid value range: [0, 255].
     * @~chinese
     * @brief 获取当前音频设备的音量。
     * @param type  设备类型，PanoDeviceType 枚举类型。
     * @return 当前音量。有效值范围: [0, 255]。
     */
    getAudioDeviceVolume(type: AudioDeviceType): Promise<number>;
    /**
     * @~english
     * @brief Get audio capture level.
     * @return Audio capture level.
     * @~chinese
     * @brief 获取音频采集强度值。
     * @return 音频采集强度值。
     */
    getRecordingLevel(): Promise<number>;
    /**
     * @~english
     * @brief Get audio playout level.
     * @return Audio playout level.
     * @~chinese
     * @brief 获取音频播放强度值。
     * @return 音频播放强度值。
     */
    getPlayoutLevel(): Promise<number>;
    /**
     * @~english
     * @brief Set loudspeaker enable status.
     * @param enable  Whether to enable.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 设置扬声器启用状态。
     * @param enable  是否启用。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    setLoudspeakerStatus(enable: boolean): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get loudspeaker enable status.
     * @return Whether to enable.
     * @~chinese
     * @brief 获取扬声器启用状态。
     * @return 是否启用。
     */
    isEnabledLoudspeaker(): Promise<boolean>;
    /**
     * @~english
     * @brief Switch front and rear cameras.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 切换前后置摄像头。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    switchCamera(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get current camera type.
     * @return Whether it is a front camera.
     * @~chinese
     * @brief 获取当前摄像头类型。
     * @return 是否是前置摄像头。
     */
    isFrontCamera(): Promise<boolean>;
    /**
     * @~english
     * @brief Get camera device ID.
     * @param frontCamera   Camera device type, YES is front camera, NO is back camera.
     * @return Device unique ID.
     * @~chinese
     * @brief 获取摄像头设备标识。
     * @param frontCamera   摄像头设备类型，YES是前置摄像头，NO是后置摄像头。
     * @return 设备唯一标识。
     */
    getCameraDeviceId(frontCamera: boolean): Promise<string>;
    /**
     * @~english
     * @brief Start current camera preview (with a render view).
     * @param view    PanoView object.
     * @param config  PanoRtcRenderConfig object.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 开启当前摄像头预览（随带渲染视图）。
     * @param view    PanoView 对象。
     * @param config  PanoRtcRenderConfig 对象。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    startPreview(view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop current camera preview. (iOS only)
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 停止当前摄像头预览。（仅限iOS）
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    stopPreview(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Create audio mixing task.
     * @param taskId    unique identifier of task.
     * @param filename  full path of music file. support mp3, aac, wav.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 创建混音任务。
     * @param taskId    任务标识。
     * @param filename  音频文件的完整路径。支持mp3，aac，wav。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    createAudioMixingTask(taskId: number, filename: String): Promise<ResultCode>;
    /**
     * @~english
     * @brief Destroy audio mixing task.
     * @param taskId    unique identifier of task.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 销毁混音任务。
     * @param taskId    任务标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    destroyAudioMixingTask(taskId: number): Promise<ResultCode>;
    /**
     * @~english
     * @brief Start audio mixing task.
     * @param taskId   unique identifier of task.
     * @param config   task configuration
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note The real mixing process will only work after joining channel.
     *
     * @~chinese
     * @brief 启动混音任务。
     * @param taskId    任务标识。
     * @param config    配置参数。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note 实际的混音操作仅在加入房间后进行。
     */
    startAudioMixingTask(taskId: number, config?: RtcAudioMixingConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Update audio mixing task configuration.
     * @param taskId   unique identifier of task.
     * @param config   task configuration
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 更新混音任务配置参数。
     * @param taskId    任务标识。
     * @param config    配置参数。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    updateAudioMixingTask(taskId: number, config: RtcAudioMixingConfig): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop audio mixing task.
     * @param taskId    unique identifier of task.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 结束混音任务。
     * @param taskId    任务标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    stopAudioMixingTask(taskId: number): Promise<ResultCode>;
    /**
     * @~english
     * @brief Resume the paused audio mixing task.
     * @param taskId    unique identifier of task.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 恢复被暂停的混音任务。
     * @param taskId    任务标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    resumeAudioMixing(taskId: number): Promise<ResultCode>;
    /**
     * @~english
     * @brief Pause audio mixing task.
     * @param taskId    unique identifier of task.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 暂停混音任务。
     * @param taskId    任务标识。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    pauseAudioMixing(taskId: number): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get duration of music file.
     * @param taskId    unique identifier of task.
     * @return Duration with millisecond. If fail, the duration is less than 0.
     * @note The duration is estimated based on the average bitrate. For some audio files with
     * a non-constant bitrate, there may be a deviation from the actual value.
     *
     * @~chinese
     * @brief 获取音频文件的总时长。
     * @param taskId    任务标识。
     * @return 毫秒级总时长。如果失败，返回值小于0。
     * @note 总时长是根据文件平均码率估算出来的。对于某些非恒定码率的音频文件，可能与实际总时长相比存在一定偏差。
     */
    getAudioMixingDuration(taskId: number): Promise<number>;
    /**
     * @~english
     * @brief Get current timestamp.
     * @param taskId    unique identifier of task.
     * @return Current timestamp with millisecond. If fail or task has stopped, the timestamp is less than 0.
     *
     * @~chinese
     * @brief 获取当前时间戳。
     * @param taskId    任务标识。
     * @return 毫秒级当前时间戳。如果失败或者混音任务已结束，返回值小于0。
     */
    getAudioMixingCurrentTimestamp(taskId: number): Promise<number>;
    /**
     * @~english
     * @brief Seek to target timestamp.
     * @param taskId        unique identifier of task.
     * @param timestampMs   timestamp.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     *
     * @~chinese
     * @brief 跳转至指定时间戳。
     * @param taskId        任务标识。
     * @param timestampMs   时间戳。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    seekAudioMixing(taskId: number, timestampMs: number): Promise<ResultCode>;
    /**
     * @brief Capture specific user's video content
     * @param outputDir output directory
     * @param userId    the id of target user
     * @param option    snapshot option
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 捕获指定用户的视频画面
     * @param outputDir 输出路径
     * @param userId    目标用户的ID
     * @param option    快照选项
     * @return
     *  - ResultCode.OK: 成功
     *  - 其他: 失败
     */
    snapshotVideo(outputDir: string, userId: string, option?: RtcSnapshotVideoOption): Promise<ResultCode>;
    /**
     * @~english
     * @brief Switch whiteboard control object.
     * @param whiteboardId whiteboard Id
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note
     *   - This interface is used for multiple whiteboard case.
     *   - PanoRtcEngineKit creates whiteboard with whiteboard Id "default" automatically
     *   - RtcEngine will reserve whiteboard Id with "pano-" prefix, please don't use it.
     *   - When call this interface with whiteboard Id not set before, PanoRtcEngineKit will create new whiteboard internal.
     *   - Call whiteboardEngine to get current whiteboard object after switch.
     * @~chinese
     * @brief 切换白板控制对象
     * @param whiteboardId 白板Id
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note
     *   - 此接口用于多白板用例场景。
     *   - PanoRtcEngineKit会自动创建白板Id为"default"的白板
     *   - RtcEngine会保留前缀为"pano-"的白板Id，请不要使用
     *   - 当传入的whiteboardId之前没被设置过，PanoRtcEngineKit会生成新的白板
     *   - 切换后需要调用whiteboardEngine获得当前的白板控制对象。
     */
    switchWhiteboardEngine(whiteboardId: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get whiteboard control object.
     * @return PanoRtcWhiteboard object.
     * @~chinese
     * @brief 获取白板控制对象。
     * @return PanoRtcWhiteboard 对象。
     */
    whiteboardEngine(): Promise<RtcWhiteboard>;
    /**
     * @~english
     * @brief Start audio dump.
     * @param filePath      The dump file path.
     * @param maxFileSize   The max dump file size. If the value is -1, the file size is unlimited.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 开启音频转储。
     * @param filePath      转储文件路径.
     * @param maxFileSize   最大转储文件大小. 如果值为-1，则文件大小不受限制。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    startAudioDumpWithFilePath(filePath: string, maxFileSize: number): Promise<ResultCode>;
    /**
     * @~english
     * @brief Stop audio dump.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 停止音频转储。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    stopAudioDump(): Promise<ResultCode>;
    /**
     * @~english
     * @brief Send feedback to PANO.
     * @param info  Feedback info.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 发送用户反馈到 PANO。
     * @param info  反馈的信息。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    sendFeedback(info: FeedbackInfo): Promise<ResultCode>;
    /**
     * @~english
     * @brief Set option object to PANO SDK.
     * @param option  The Option object.
     * @param type    PanoOptionType enum type.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @~chinese
     * @brief 设置选项对象给PANO SDK。
     * @param option  选项对象。
     * @param type    PanoOptionType 枚举类型。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     */
    setOption(option: any, type: OptionType): Promise<ResultCode>;
    /**
     * @~english
     * @brief Set customized parameters to PANO SDK.
     * @param param   JSON-format parameters.
     * @return
     *   - ResultCode.OK: Success
     *   - others: Failure
     * @note
     * @~chinese
     * @brief 设置自定义参数给PANO SDK。
     * @param param   JSON格式参数。
     * @return
     *   - ResultCode.OK: 成功
     *   - 其他: 失败
     * @note
     */
    setParameters(param: string): Promise<ResultCode>;
    /**
     * @~english
     * @brief Get video stream manager object.
     * @return PanoRtcVideoStreamManager object.
     * @note If no application client will send more than one video stream at same time,
     *       then it's NO need to use the video stream manager.
     * @~chinese
     * @brief 获取视频流管理器对象。
     * @return PanoRtcVideoStreamManager 对象。
     * @note 如果应用各端都不会同时发送多路视频流，则无需使用视频流管理器。
     */
    videoStreamManager(): Promise<RtcVideoStreamManager>;
    /**
     * @~english
     * @brief Get annotation manager object.
     * @return PanoRtcAnnotationManager object.
     * @~chinese
     * @brief 获取标注管理器对象。
     * @return PanoRtcAnnotationManager 对象。
     */
    annotationManager(): Promise<RtcAnnotationManager>;
    /**
     * @~english
     * @brief get the message service interface.
     * @return RtcMessageService object.
     * @~chinese
     * @brief 获取消息服务的接口指针
     * @return RtcMessageService 对象。
     */
    messageService(): Promise<RtcMessageService>;
    /**
     * @~english
     * @brief get the network manager, it can be called before initialize.
     * @return
     *   - non-null: the Network Manager objetc.
     *   - others: Failure
     * @~chinese
     * @brief 获取网络管理器的指针。
     * @return
     *  - 非空： 指向网络管理器对象。
     *  - 空指针: 失败
     */
    networkManager(): Promise<RtcNetworkManager>;
}
/**
 * @ignore
 */
interface RtcEngineKitInterface extends RtcDeviceManagerInterface, RtcAudioMixingManagerInterface, RtcSnapshotInterface, RtcWhiteboardManagerInterface, RtcTroubleshootInterface, RtcOptionInterface, RtcCustomizedInterface, RtcManagersInterface {
    updateConfig(config: RtcEngineConfig): Promise<ResultCode>;
    destroy(): Promise<void>;
    joinChannel(token: string | undefined | null, channelId: string, userId: string, config?: RtcChannelConfig): Promise<ResultCode>;
    leaveChannel(): Promise<void>;
    startAudio(): Promise<ResultCode>;
    stopAudio(): Promise<ResultCode>;
    startVideo(view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    stopVideo(): Promise<ResultCode>;
    subscribeAudio(userId: string): Promise<ResultCode>;
    unsubscribeAudio(userId: string): Promise<ResultCode>;
    subscribeVideo(userId: string, view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    unsubscribeVideo(userId: string): Promise<ResultCode>;
    subscribeScreen(userId: string, view: RefObject<RtcSurfaceView>): Promise<ResultCode>;
    unsubscribeScreen(userId: string): Promise<ResultCode>;
    startScreen(appGroupId?: string): Promise<ResultCode>;
    stopScreen(): Promise<ResultCode>;
    updateScreenScaling(userId: string, ratio: ScreenScalingRatio): Promise<ResultCode>;
    updateScreenScalingWithFocus(userId: string, ratio: number, focus: RtcPoint): Promise<ResultCode>;
    updateScreenMoving(userId: string, distance: RtcPoint): Promise<ResultCode>;
    muteAudio(): Promise<ResultCode>;
    unmuteAudio(): Promise<ResultCode>;
    muteVideo(): Promise<ResultCode>;
    unmuteVideo(): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcDeviceManagerInterface {
    setMicrophoneMuteStatus(enable: boolean): Promise<ResultCode>;
    setAudioDeviceVolume(volume: number, type: AudioDeviceType): Promise<ResultCode>;
    getAudioDeviceVolume(type: AudioDeviceType): Promise<number>;
    getRecordingLevel(): Promise<number>;
    getPlayoutLevel(): Promise<number>;
    setLoudspeakerStatus(enable: boolean): Promise<ResultCode>;
    isEnabledLoudspeaker(): Promise<boolean>;
    switchCamera(): Promise<ResultCode>;
    isFrontCamera(): Promise<boolean>;
    getCameraDeviceId(frontCamera: boolean): Promise<string>;
    startPreview(view: RefObject<RtcSurfaceView>, config?: RtcRenderConfig): Promise<ResultCode>;
    stopPreview(): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcAudioMixingManagerInterface {
    createAudioMixingTask(taskId: number, filename: String): Promise<ResultCode>;
    destroyAudioMixingTask(taskId: number): Promise<ResultCode>;
    startAudioMixingTask(taskId: number, config?: RtcAudioMixingConfig): Promise<ResultCode>;
    updateAudioMixingTask(taskId: number, config: RtcAudioMixingConfig): Promise<ResultCode>;
    stopAudioMixingTask(taskId: number): Promise<ResultCode>;
    resumeAudioMixing(taskId: number): Promise<ResultCode>;
    pauseAudioMixing(taskId: number): Promise<ResultCode>;
    getAudioMixingDuration(taskId: number): Promise<number>;
    getAudioMixingCurrentTimestamp(taskId: number): Promise<number>;
    seekAudioMixing(taskId: number, timestampMs: number): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcSnapshotInterface {
    snapshotVideo(outputDir: string, userId: string, option?: RtcSnapshotVideoOption): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcWhiteboardManagerInterface {
    whiteboardEngine(): Promise<RtcWhiteboard>;
    switchWhiteboardEngine(whiteboardId: string): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcTroubleshootInterface {
    startAudioDumpWithFilePath(filePath: string, maxFileSize: number): Promise<ResultCode>;
    stopAudioDump(): Promise<ResultCode>;
    sendFeedback(info: FeedbackInfo): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcOptionInterface {
    setOption(option: any, type: OptionType): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcCustomizedInterface {
    setParameters(param: string): Promise<ResultCode>;
}
/**
 * @ignore
 */
interface RtcManagersInterface {
    videoStreamManager(): Promise<RtcVideoStreamManager>;
    annotationManager(): Promise<RtcAnnotationManager>;
    messageService(): Promise<RtcMessageService>;
    networkManager(): Promise<RtcNetworkManager>;
}
export {};