/**
 * Sprite / scrub-preview mixin — VTT sprite loading, thumbnail painting, and
 * scrub-time / pop-offset helpers.
 *
 * `sprite.ts` owns the pure free functions (getScrubTime, clampPopOffset,
 * paintSpriteAt, resolveSpriteUrl, loadSpriteSet). This mixin binds them to the
 * plugin's sliderRefs, spriteSet, spriteObjectUrl, and lifecycle-managed fetch.
 *
 * Owns: getScrubTime, clampPopOffset, paintSpriteAt, _resolveSpriteUrl,
 *       _revokeSpriteObjectUrl, loadSpritesForItem.
 */
import type { VideoPlaylistItem } from '../../../index.js';
import type { DesktopUiInternals } from '../internals.js';
export declare const spriteMethods: {
    readonly getScrubTime: (this: DesktopUiInternals, event: Event) => {
        scrubTime: number;
        scrubTimePlayer: number;
    };
    readonly clampPopOffset: (this: DesktopUiInternals, pct: number) => number;
    readonly paintSpriteAt: (this: DesktopUiInternals, time: number) => void;
    readonly _resolveSpriteUrl: (this: DesktopUiInternals, item: VideoPlaylistItem | undefined | null) => string | undefined;
    readonly _revokeSpriteObjectUrl: (this: DesktopUiInternals) => void;
    readonly loadSpritesForItem: (this: DesktopUiInternals, item: VideoPlaylistItem | undefined | null) => Promise<void>;
};