import { type PipeTransform } from '@angular/core';
import { type SpeechSynthesisUtteranceOptions } from '../interfaces/speech-synthesis-utterance-options';
import * as i0 from "@angular/core";
export declare class WaSpeechUtterancePipe implements PipeTransform {
    transform(text: string, { lang, pitch, rate, volume, voice, }?: SpeechSynthesisUtteranceOptions): SpeechSynthesisUtterance;
    static ɵfac: i0.ɵɵFactoryDeclaration<WaSpeechUtterancePipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<WaSpeechUtterancePipe, "waUtterance", true>;
}