import { type APIConnectOptions, type AudioBuffer, stt } from '@livekit/agents';
import type { STTLanguages, STTModels } from './models.js';
export interface STTOptions {
    apiKey?: string;
    language?: STTLanguages | string;
    detectLanguage: boolean;
    interimResults: boolean;
    punctuate: boolean;
    model: STTModels;
    smartFormat: boolean;
    noDelay: boolean;
    endpointing: number;
    fillerWords: boolean;
    sampleRate: number;
    numChannels: number;
    keywords: [string, number][];
    keyterm: string[];
    profanityFilter: boolean;
    /**
     * Redact sensitive information from the transcription. Accepts a single value or list of
     * values. Supported values: "pci", "numbers", "ssn", "true" (redact all).
     * See https://developers.deepgram.com/docs/redaction for details.
     */
    redact: string | string[];
    dictation: boolean;
    diarize: boolean;
    numerals: boolean;
    mipOptOut: boolean;
    baseUrl: string;
}
export declare class STT extends stt.STT {
    #private;
    label: string;
    private abortController;
    get model(): string;
    get provider(): string;
    constructor(opts?: Partial<STTOptions>);
    _recognize(_: AudioBuffer): Promise<stt.SpeechEvent>;
    updateOptions(opts: Partial<STTOptions>): void;
    stream(options?: {
        connOptions?: APIConnectOptions;
    }): SpeechStream;
    close(): Promise<void>;
}
export declare class SpeechStream extends stt.SpeechStream {
    #private;
    label: string;
    constructor(stt: STT, opts: STTOptions, connOptions?: APIConnectOptions);
    protected run(): Promise<void>;
    updateOptions(opts: Partial<STTOptions>): void;
    private onAudioDurationReport;
}
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