import { Writer } from '../writer';
import { BeveDuration } from './types';
export declare function encodeDuration(duration: BeveDuration, writer: Writer): void;
export declare function encodeMilliseconds(ms: number, writer: Writer): void;
export declare function decodeDuration(buffer: Uint8Array, cursor: {
    value: number;
}): BeveDuration;
export declare function durationToMilliseconds(duration: BeveDuration): number;
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