import type { ILiveRTMP, AudioFrame } from '../../interface/index';
export default class AudioEncoder {
    _core: ILiveRTMP;
    _module: any;
    _rnnoiseModule: any;
    _encodedFrameCount: number;
    _ready: boolean;
    _lastFrame: AudioFrame | null;
    constructor(core: ILiveRTMP);
    init(): Promise<unknown>;
    rnnoise(f32: Float32Array): void;
    updateConfigure(): void;
    encode(frame: AudioFrame): void;
    _start_encoder(): any;
    _aacOutput: (ptr: number, size: number) => void;
    destroy(): void;
}