import { TRTCCameraCaptureParams, TRTCDeviceInfo, TRTCDeviceType, Rect } from '../../trtc_define';
declare const NodeTRTCEngine: any;
/**
 * 设备管理器
 */
export declare class TRTCDeviceManager {
    private logPrefix;
    private isIPCMode;
    private nodeDeviceManager;
    private promiseStore;
    private eventEmitter;
    constructor(options: {
        isIPCMode: boolean;
        nodeTRTCCloud: typeof NodeTRTCEngine.TRTCCloud | typeof NodeTRTCEngine.RemoteTRTCCloud;
    });
    destroy(): void;
    /**
     * 获取设备列表
     *
     * @param type {TRTCDeviceType} - 设备类型
     * @returns {Array<TRTCDeviceInfo>}
     */
    getDevicesList(type: TRTCDeviceType): Array<TRTCDeviceInfo>;
    setCurrentDevice(type: TRTCDeviceType, deviceId: string): Promise<void> | void;
    getCurrentDevice(type: TRTCDeviceType): Promise<TRTCDeviceInfo> | TRTCDeviceInfo;
    setCurrentDeviceVolume(type: TRTCDeviceType, volume: number): Promise<void> | void;
    getCurrentDeviceVolume(type: TRTCDeviceType): Promise<number> | number;
    setCurrentDeviceMute(type: TRTCDeviceType, mute: boolean): Promise<void> | void;
    getCurrentDeviceMute(type: TRTCDeviceType): Promise<boolean> | boolean;
    enableFollowingDefaultAudioDevice(type: TRTCDeviceType, enable: boolean): Promise<void> | void;
    startMicDeviceTest(interval: number, playback?: boolean): Promise<void> | void;
    stopMicDeviceTest(): Promise<void> | void;
    startSpeakerDeviceTest(filePath: string): Promise<void> | void;
    stopSpeakerDeviceTest(): Promise<void> | void;
    setApplicationPlayVolume(volume: number): Promise<void> | void;
    getApplicationPlayVolume(): Promise<number> | number;
    setApplicationMuteState(mute: boolean): Promise<void> | void;
    getApplicationMuteState(): Promise<boolean> | boolean;
    setCameraCaptureParam(params: TRTCCameraCaptureParams): Promise<void> | void;
    /**
     * 监听事件
     *
     * @param event {String} - 事件名称
     * @param func {Function} - 事件回调函数
     */
    on(event: string, func: (...args: any[]) => void): void;
    /**
     * 取消事件监听
     *
     * @param event {String} - 事件名
     * @param func {Function} - 事件回调函数
     */
    off(event: string, func: (...args: any[]) => void): void;
    private addPromise;
    private removePromise;
    private eventHandler;
    private onDeviceChange;
    private onSetCurrentDeviceFinished;
    private onGetCurrentDeviceFinished;
    private onSetCurrentDeviceVolumeFinished;
    private onGetCurrentDeviceVolumeFinished;
    private onSetCurrentDeviceMuteFinished;
    private onGetCurrentDeviceMuteFinished;
    private onEnableFollowingDefaultAudioDeviceFinished;
    private onStartCameraDeviceTestFinished;
    private onStopCameraDeviceTestFinished;
    private onStartMicDeviceTestFinished;
    private onStopMicDeviceTestFinished;
    private onStartSpeakerDeviceTestFinished;
    private onStopSpeakerDeviceTestFinished;
    private onSetApplicationPlayVolumeFinished;
    private onGetApplicationPlayVolumeFinished;
    private onSetApplicationMuteStateFinished;
    private onGetApplicationMuteStateFinished;
    startCameraDeviceTest(windowID: number | Uint8Array, rect?: Rect): Promise<number>;
    stopCameraDeviceTest(): Promise<number>;
    setCameraTestRenderMirror(mirror: boolean): void;
    setCameraTestDeviceId(cameraId: string): void;
    setCameraTestResolution(width: number, height: number): void;
    setCameraTestVideoPluginPath(path: string): void;
    setCameraTestVideoPluginParameter(params: string): void;
}
export default TRTCDeviceManager;