import type { QualityLevel } from '@vizor-vr/shared';
import type { IStreamingAdapter, DrmContext } from './types.js';
/**
 * HLS streaming adapter wrapping hls.js.
 * Lazy-loaded via dynamic import — only included in the bundle
 * when an HLS source is detected.
 *
 * Falls back to native HLS on Safari (no hls.js needed).
 */
export declare class HlsAdapter implements IStreamingAdapter {
    private videoElement;
    private hls;
    private _isAttached;
    private _isNative;
    private levels;
    /** Enable low-latency mode for live streams */
    lowLatencyMode: boolean;
    get supportsABR(): boolean;
    get isAttached(): boolean;
    attach(videoElement: HTMLVideoElement): void;
    load(url: string, drm?: DrmContext): Promise<void>;
    getQualityLevels(): QualityLevel[];
    setQualityLevel(index: number): void;
    destroy(): void;
}
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