/**
 * @typedef {Object} DemuxResult
 * @property {VideoTrack} videoTrack
 * @property {AudioTrack} audioTrack
 * @property {MetadataTrack} metadataTrack
 */
export class FlvDemuxer {
    static AUDIO_RATE: number[];
    /**
     * @param { Uint8Array } data
     * @returns {boolean}
     */
    static probe(data: Uint8Array): boolean;
    /**
     * @param {VideoTrack} [videoTrack]
     * @param {AudioTrack} [audioTrack]
     * @param {MetadataTrack} [metadataTrack]
     */
    constructor(videoTrack?: VideoTrack, audioTrack?: AudioTrack, metadataTrack?: MetadataTrack);
    _headerParsed: boolean;
    _remainingData: null;
    _gopId: number;
    _needAddMetaBeforeKeyFrameNal: boolean;
    videoTrack: VideoTrack;
    audioTrack: AudioTrack;
    metadataTrack: MetadataTrack;
    _fixer: FlvFixer;
    /**
     * @param {Uint8Array} data
     * @param {boolean} [discontinuity=false] 切流
     * @param {boolean} [contiguous=true]
     * @returns {DemuxResult}
     */
    demux(data: Uint8Array, discontinuity?: boolean, contiguous?: boolean, seamlessLoadingSwitching: any): DemuxResult;
    seamlessLoadingSwitching: boolean | undefined;
    /**
     * @param {number} [startTime=0]
     * @param {boolean} [discontinuity=false]
     * @param {boolean} [contiguous=true]
     * @returns {DemuxResult}
     */
    fix(startTime?: number, discontinuity?: boolean, contiguous?: boolean): DemuxResult;
    /**
     * @param {Uint8Array} data
     * @param {boolean} [discontinuity=false]
     * @param {boolean} [contiguous=true]
     * @param {number} [startTime=0]
     * @returns {DemuxResult}
     */
    demuxAndFix(data: Uint8Array, discontinuity?: boolean, contiguous?: boolean, startTime?: number, seamlessLoadingSwitching: any): DemuxResult;
    /**
     * @param {Uint8Array} data
     * @param {number} pts
     * @private
     */
    private _parseAudio;
    /**
     * @param {Uint8Array} data
     * @param {number} pts
     * @private
     */
    private _parseOpus;
    /**
     * @param {Uint8Array} data
     * @param {number} pts
     * @param {import('./soundFormat').FlvSoundFormat} format
     */
    _parseG711(data: Uint8Array, pts: number, format: any): void;
    _parseAac(data: any, pts: any): void;
    _parseVideo(data: any, dts: any): void;
    _checkAddMetaNalToUnits(hevc: any, units: any, track: any): any;
    _parseScript(data: any, pts: any): void;
}
export type DemuxResult = {
    videoTrack: VideoTrack;
    audioTrack: AudioTrack;
    metadataTrack: MetadataTrack;
};
import { VideoTrack } from '../model';
import { AudioTrack } from '../model';
import { MetadataTrack } from '../model';
import { FlvFixer } from './fixer';