import { NgZone } from '@angular/core';
import { Platform } from '@ionic/angular';
import * as i0 from "@angular/core";
export interface IResultEvent {
    result: any;
}
export interface ISubscriber {
    id: string;
    subscriber: any;
}
export declare class SpeechToText {
    private platform;
    private ngZone;
    private recognizerSubject;
    private recognizerSubscribes;
    private downloadSubscriber;
    private downloadSubject;
    private syntSubscribes;
    private synthSubject;
    private nativeCallSubscribes;
    private nativeCallSubject;
    constructor(platform: Platform, ngZone: NgZone);
    download(locale: string): Promise<any>;
    getDownloadedLanguages(): Promise<any>;
    getAvailableLanguages(): Promise<any>;
    enableRecognizer(locale?: string): Promise<any>;
    startRecognizer(): Promise<any>;
    stopRecognizer(): Promise<any>;
    isPlaying(): Promise<any>;
    isEnable(): Promise<any>;
    synthText(text: string, flush?: boolean): Promise<any>;
    getSynthVoices(): Promise<any>;
    setSynthVolume(vol: number): Promise<any>;
    setSynthVoice(name: string): Promise<any>;
    playSound(path: string, volume: number): Promise<any>;
    initAudioCapture(): Promise<any>;
    stopAudioCapture(): Promise<any>;
    subscrbeToRecognizer(id: string, callbackFunction: any, errorFunction: any): void;
    unsubscribeToRecognizer(id: string): Promise<any>;
    subscrbeToSyntesizer(id: string, callbackFunction: any, errorFunction: any): void;
    unsubscribeToSyntesizer(id: string): Promise<any>;
    subscrbeToDownload(id: string, callbackFunction: any, errorFunction: any): Promise<any>;
    unsubscribeToDownload(id: string): Promise<any>;
    subscrbeToNativeCall(id: string, callbackFunction: any, errorFunction: any): void;
    unsubscribeToNativeCall(id: string): Promise<any>;
    static ɵfac: i0.ɵɵFactoryDeclaration<SpeechToText, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SpeechToText>;
}