/** Converts milliseconds into the two largest PSNProfiles speed-string units. */
export declare function msToSpeedString(ms: number): string;
/** Parses a PSNProfiles completion speed string into milliseconds. */
export declare function speedStringToMs(speedString: string): number;
export declare function parsePsnpDateToTimestamp(dateText: string): number;
export declare function parsePsnpDateTimeToTimestamp(dateText: string, timeText: string): number;
/** Takes in a PSNProfiles "date played" element. */
export declare function timestampFromDatePlayed(element: HTMLElement): number | null;