import { RemoteVideoTrack } from 'livekit-client';
/**
 * Options for rendering video tracks
 */
export interface VideoTrackRendererOptions {
    /**
     * Whether to mirror the video (horizontal flip)
     * @default false
     */
    mirror?: boolean;
    /**
     * Object-fit CSS property for video element
     * @default 'contain'
     */
    objectFit?: 'contain' | 'cover' | 'fill' | 'none' | 'scale-down';
    /**
     * Whether to mute the video element
     * @default true
     */
    muted?: boolean;
    /**
     * Enable debug logging
     * @default false
     */
    debug?: boolean;
}
/**
 * VideoTrackRenderer class
 *
 * Manages the lifecycle of attaching RemoteVideoTrack instances to video elements.
 */
export declare class VideoTrackRenderer {
    private videoElement;
    private currentTrack;
    private options;
    private debug;
    /**
     * Create a new VideoTrackRenderer
     *
     * @param options - Configuration options
     */
    constructor(options?: VideoTrackRendererOptions);
    /**
     * Attach a video track to a video element
     *
     * @param track - RemoteVideoTrack to attach
     * @param element - HTML video element to attach to
     * @throws {Error} If track or element is invalid
     */
    attach(track: RemoteVideoTrack, element: HTMLVideoElement): Promise<void>;
    /**
     * Detach the current video track
     */
    detach(): Promise<void>;
    /**
     * Update rendering options
     *
     * @param options - New options to apply
     */
    updateOptions(options: Partial<VideoTrackRendererOptions>): void;
    /**
     * Get the current video track
     */
    getTrack(): RemoteVideoTrack | null;
    /**
     * Get the current video element
     */
    getVideoElement(): HTMLVideoElement | null;
    /**
     * Check if a track is currently attached
     */
    isAttached(): boolean;
    /**
     * Apply CSS styles to video element
     */
    private applyStyles;
    /**
     * Log debug messages if debug mode is enabled
     */
    private log;
    /**
     * Clean up and destroy the renderer
     */
    destroy(): Promise<void>;
}
/**
 * Helper function to create and attach a video track in one step
 *
 * @param track - RemoteVideoTrack to attach
 * @param element - HTML video element to attach to
 * @param options - Optional renderer configuration
 * @returns VideoTrackRenderer instance
 */
export declare function attachVideoTrack(track: RemoteVideoTrack, element: HTMLVideoElement, options?: VideoTrackRendererOptions): Promise<VideoTrackRenderer>;
/**
 * Helper function to detach a video track from an element
 *
 * @param track - RemoteVideoTrack to detach
 * @param element - HTML video element to detach from
 */
export declare function detachVideoTrack(track: RemoteVideoTrack, element: HTMLVideoElement): void;