export declare function fixSrt(srt: string): string;
export declare function srtToVtt(srtText: string): string;
export declare function vttToBlob(vttText: string): string;
export declare function assColorToRgb(value: string): string | undefined;
export declare function assTimeToVtt(value: string): string;
/** Convert ASS/SSA dialogue lines to WebVTT, keeping bold/italic/color and \an alignment. */
export declare function assToVtt(ass: string): string;
export declare function applyVttColors(root: ParentNode): void;
export declare function layoutVttCue(box: HTMLElement, cue: VTTCue): void;
export declare function escape(str: string): string;
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