import { type PhonemeSpan } from "./ctc.js";
export { ctcPhonemeSpans, ASR_OUTPUT_FRAME_SAMPLES } from "./ctc.js";
export type { PhonemeSpan } from "./ctc.js";
import { type P2GAlignment } from "./p2g-text.js";
export type { P2GAlignment } from "./p2g-text.js";
import { G2PResult, PreserveLiteralsMode } from "./tokenizer.js";
import { PronunciationReplaceOptions, PronunciationReplaceResult, PronunciationScanOptions, PronunciationScanResult, PronunciationTerm } from "./pronunciation.js";
export interface BrowserOptions {
    modelUrl?: string;
    encoderUrl?: string;
    decoderStepUrl?: string;
    maxInputLen?: number;
    maxOutputLen?: number;
}
export interface BrowserPredictOptions {
    splitDelimiter?: string | RegExp | null;
    outputDelimiter?: string;
    preserveLiterals?: PreserveLiteralsMode;
}
export interface ASRBrowserOptions {
    modelUrl?: string;
    vocabUrl?: string;
    sampleRate?: number;
    blankToken?: string;
    unkToken?: string;
    wordBoundaryToken?: string;
    temperature?: number;
    blankBias?: number;
    unkBias?: number;
    collapseRepeats?: boolean;
}
export interface ASRResult {
    phonemes: string[];
    phonemeText: string;
    wordPhonemeText: string;
    tokenIds: number[];
    frameTokenIds: number[];
    numFrames: number;
}
export interface CTCDecodeOptions {
    blankId: number;
    wordBoundaryToken: string;
    collapseRepeats?: boolean;
}
export declare const decodeCtcTokens: (frameTokenIds: readonly number[], decoderTokens: readonly string[], options: CTCDecodeOptions) => {
    tokenIds: number[];
    phonemes: string[];
    words: string[][];
};
export declare class G2PBrowserModel {
    private readonly engine;
    private readonly encHandle;
    private readonly decHandle;
    private readonly options;
    private constructor();
    static create(options?: BrowserOptions): Promise<G2PBrowserModel>;
    predict(text: string, options?: BrowserPredictOptions): Promise<G2PResult>;
    pronunciationScan(text: string, terms: Array<string | PronunciationTerm>, options?: PronunciationScanOptions): Promise<PronunciationScanResult>;
    pronunciationReplace(text: string, terms: Array<string | PronunciationTerm>, options?: PronunciationReplaceOptions): Promise<PronunciationReplaceResult>;
    getMaxInputLen(): number;
    private predictSingle;
    private predictSingleSplit;
}
export declare class ASRBrowserModel {
    private readonly engine;
    private readonly handle;
    private readonly decoderTokens;
    private readonly blankId;
    private readonly unkId;
    private readonly wordBoundaryToken;
    private readonly temperature;
    private readonly blankBias;
    private readonly unkBias;
    private readonly collapseRepeats;
    private readonly sampleRate;
    private constructor();
    static create(options?: ASRBrowserOptions): Promise<ASRBrowserModel>;
    get inputFormat(): "waveform";
    transcribeWaveform(waveform: readonly number[] | Float32Array, sampleRate: number): Promise<ASRResult>;
    /** Approximate per-phoneme time spans (ms) from an ASRResult. */
    phonemeSpans(result: ASRResult): PhonemeSpan[];
    private argmaxFrames;
}
export interface P2GBrowserOptions {
    modelUrl?: string;
    vocabUrl?: string;
}
export interface P2GResult {
    text: string;
    tokens: string[];
    alignments: P2GAlignment[];
}
export declare class P2GBrowserModel {
    private readonly engine;
    private readonly handle;
    private readonly tokens;
    private readonly token2id;
    private readonly bos;
    private readonly src;
    private readonly tgt;
    private readonly eos;
    private readonly pad;
    private readonly unk;
    private constructor();
    static create(options?: P2GBrowserOptions): Promise<P2GBrowserModel>;
    predict(phonemes: string | readonly string[]): P2GResult;
}
export declare const pronunciationScan: (text: string, terms: Array<string | PronunciationTerm>, options?: PronunciationScanOptions) => Promise<PronunciationScanResult>;
export declare const pronunciationReplace: (text: string, terms: Array<string | PronunciationTerm>, options?: PronunciationReplaceOptions) => Promise<PronunciationReplaceResult>;
export type { PronunciationMatch, PronunciationPatch, PronunciationReplaceOptions, PronunciationReplaceResult, PronunciationScanOptions, PronunciationScanResult, PronunciationTerm, } from "./pronunciation.js";