import EventEmitter from '../util/EventEmitter';
export interface IBaseTechOptions {
    video: HTMLVideoElement;
    src: string;
}
export interface ITrack {
    id: string;
    label: string;
    language: string;
    enabled: boolean;
}
export declare enum PlaybackState {
    IDLE = 0,
    LOADING = 1,
    READY = 2,
    PLAYING = 3,
    PAUSED = 4,
    SEEKING = 5,
    BUFFERING = 6,
    BITRATE_CHANGE = 7,
    PLAYER_STOPPED = 8
}
export interface IVideoLevel {
    id: any;
    width: number;
    height: number;
    bitrate: number;
}
export interface IPlayerState {
    playbackState: PlaybackState;
    currentTime: number;
    duration: number;
    isLive: boolean;
    isAtLiveEdge: boolean;
    isSeekable: boolean;
    isMuted: boolean;
    audioTracks: ITrack[];
    textTracks: ITrack[];
    volume: number;
}
export declare function getTextTrackId(textTrack: any): string;
export default class BaseTech extends EventEmitter {
    name: string;
    protected video: HTMLVideoElement;
    protected state: IPlayerState;
    constructor({ video }: {
        video: HTMLVideoElement;
    });
    protected updateState(state: Partial<IPlayerState>): void;
    protected onLoadedData(): void;
    protected onPlay(): void;
    protected onPause(): void;
    protected onPlaying(): void;
    protected onTimeUpdate(): void;
    protected onWaiting(): void;
    protected onSeeking(): void;
    protected onSeeked(): void;
    protected onVolumeChange(): void;
    protected onAudioTrackChange(): void;
    protected onTextTrackChange(): void;
    protected onEnded(): void;
    protected onBitrateChange(): void;
    set currentLevel(level: IVideoLevel);
    get currentLevel(): IVideoLevel;
    get isPlaying(): boolean;
    get isMuted(): boolean;
    get isLive(): boolean;
    get duration(): number;
    get currentTime(): number;
    set currentTime(newpos: number);
    get audioTrack(): string;
    set audioTrack(id: string);
    get audioTracks(): ITrack[];
    get textTrack(): string;
    set textTrack(id: string);
    get textTracks(): ITrack[];
    get volume(): number;
    set volume(newvol: number);
    play(): Promise<boolean>;
    pause(): void;
    mute(): void;
    unmute(): void;
    load(src: string): Promise<void>;
    setDefaultState(defaultState?: Partial<IPlayerState>): void;
    stop(): void;
    seekToLive(): void;
    getVideoLevels(): IVideoLevel[];
    destroy(): void;
}