import { MediaClip } from './clips/tav-media-clip';
import { TAVSurface } from './engine/tav-surface';
import { TAVVideoReader } from './engine/tav-video-reader';
import { ScaleMode } from './types/types';
import { EventManager } from './utils/event-manager';
/**
 * TAVMediaView is a view that can play a TAVMedia Clip.
 * @category Engine
 */
export declare class TAVMediaView {
    /**
     * Make a TAVMediaView from a canvas and MediaClip.
     * @param canvasOrSelector HTMLCanvasElement or canvas selector
     * @param media The root media clip to play
     * @returns A TAVMediaView instance
     */
    static MakeFromHtmlCanvas(canvasOrSelector: HTMLCanvasElement | string, media?: MediaClip): TAVMediaView;
    /**
     * Subscribes events.
     */
    events: EventManager<"progress">;
    /**
     * Set scale mode to surface.
     */
    scaleMode: ScaleMode;
    private root;
    private lastNativeRoot?;
    private surface;
    private videoReader;
    private audioReader;
    private _frameRate;
    private lastFrame;
    private isPlaying;
    private startTime;
    private progress;
    private renderTask;
    private offset;
    /**
     * Get the duration of the media.
     */
    get duration(): number;
    /**
     * Get the frame rate.
     */
    get frameRate(): number;
    /**
     * Set the frame rate to render.
     * @param frameRate Frame rate
     * @returns void
     */
    setFrameRate(frameRate?: number): void;
    /**
     * Get the TAVSurface in use.
     * @returns The surface.
     */
    getSurface(): TAVSurface;
    /**
     * Get current TAVVideoReader.
     * @returns Current TAVVideoReader
     */
    getVideoReader(): TAVVideoReader;
    /**
     * Set a new surface to render to.
     * @param surface The new surface
     * @returns void
     */
    setSurface(surface: TAVSurface): Promise<void>;
    /**
     * Set the media clip to play.
     * @param media The media clip to play
     * @returns void
     */
    setMedia(media: MediaClip): Promise<void>;
    /**
     * Continue to play.
     */
    play(): Promise<void>;
    /**
     * Pause the playback.
     * @returns void
     */
    pause(): Promise<void>;
    /**
     * Set the progress of the playback.
     * @param progress Current progress, in microsecond, 1s = 1000000us
     */
    seek(progress: number): Promise<void>;
    /**
     * Get the current progress of the playback.
     * @returns The current progress, in microsecond, 1s = 1000000us
     */
    getProgress(): number;
    protected render(force?: boolean): Promise<void>;
    protected requestRender(force?: boolean): void;
    private resetProgress;
    private pauseMediaReaders;
    private resumeMediaReaders;
    private getOffset;
}