import { CertificateKeyType, DscpValue } from '../types';
import BaseElement from './base-element';
export declare class WebRtcEndpoint extends BaseElement {
    recvonly: boolean;
    sendonly: boolean;
    useDataChannels: boolean;
    certificateKeyType: CertificateKeyType;
    qosDscp: DscpValue;
    constructor(objId: string, recvonly: boolean, sendonly: boolean, useDataChannels: boolean, certificateKeyType: CertificateKeyType, qosDscp: DscpValue);
    getObjectId(): string;
    sendLocalOffer(offer: string): Promise<string | null>;
    gatherCandidates(): Promise<{
        sessionId: string;
    } | null>;
    addIceCandidate(candidate: RTCIceCandidate): Promise<{
        sessionId: string;
    } | null>;
    createDataChannel(dataChannelOpts?: {
        label?: string;
        ordered?: boolean;
        maxPacketLifeTime?: number;
        maxRetransmits?: number;
        protocol?: string;
    }): Promise<string | null>;
    closeDataChannel(channelId: string): Promise<{
        sessionId: string;
    } | null>;
}