import { DataChunk } from '../../../../proto/ai/inworld/packets/packets_pb';
export interface AdditionalPhonemeInfo {
    phoneme?: string;
    startOffsetS?: number;
}
export declare class AudioEvent {
    readonly chunk: string;
    readonly additionalPhonemeInfo: AdditionalPhonemeInfo[] | undefined;
    constructor({ chunk, additionalPhonemeInfo, }: {
        chunk: string;
        additionalPhonemeInfo?: AdditionalPhonemeInfo[];
    });
    static fromProto(proto: DataChunk): AudioEvent;
    private static durationToSeconds;
}