import { InferenceSession, Tensor } from "onnxruntime-web";
export type ONNXRuntimeAPI = typeof import("onnxruntime-web");
export type ModelFetcher = () => Promise<ArrayBuffer>;
export type OrtOptions = {
    ortConfig?: (ort: ONNXRuntimeAPI) => any;
};
export type SpeechProbabilities = {
    notSpeech: number;
    isSpeech: number;
};
export type Model = {
    reset_state: () => void;
    process: (arr: Float32Array) => Promise<SpeechProbabilities>;
};
export declare class ONNXModel {
    private ort;
    private modelFetcher;
    _session: InferenceSession;
    _h: Tensor;
    _c: Tensor;
    _sr: Tensor;
    constructor(ort: ONNXRuntimeAPI, modelFetcher: ModelFetcher);
    static new: (ort: ONNXRuntimeAPI, modelFetcher: ModelFetcher) => Promise<ONNXModel>;
    init: () => Promise<void>;
    reset_state: () => void;
    process: (audioFrame: Float32Array) => Promise<SpeechProbabilities>;
}