import { VideoEncodedFrame, AudioEncodedFrame } from '../interface/index';
export declare enum TagType {
    AUDIO = 8,
    VIDEO = 9,
    SCRIPT_DATA = 18
}
declare enum TagPayloadType {
    SEQ = 0,
    Data = 1
}
declare const SampleFrquecy: {
    96000: number;
    48000: number;
    44100: number;
    22050: number;
    16000: number;
    8000: number;
};
export type SampleRate = keyof typeof SampleFrquecy;
export type FlvMuxConfig = {
    hasVideo?: boolean;
    hasAudio?: boolean;
    sampleRate?: SampleRate;
    channelCount?: number;
};
export default class Flv {
    _cfg: FlvMuxConfig;
    _hasAudioSeqHeader: boolean;
    _hasVideoSeqHeader: boolean;
    setConfig(cfg: FlvMuxConfig): void;
    genHeader(): Uint8Array;
    genSeqTag(tagType: TagType, frame: VideoEncodedFrame | AudioEncodedFrame): Uint8Array;
    genFrameTag(tagType: TagType, frame: VideoEncodedFrame | AudioEncodedFrame): Uint8Array;
    _genTagHeader(tagType: TagType, dataSize: number, timestamp: number): Uint8Array;
    _genAudioTagPaylod(payloadType: TagPayloadType, frame: AudioEncodedFrame): Uint8Array;
    _genAudioTagHeader(): Uint8Array;
    _genAudioSequenceHeader(): Uint8Array;
    _genAudioData(frame: AudioEncodedFrame): Uint8Array;
    _genVideoTagPayload(payloadType: TagPayloadType, frame: VideoEncodedFrame): Uint8Array;
    _genVideoTagHeader(frame: VideoEncodedFrame): Uint8Array;
    _genVideoSequenceHeader(frame: VideoEncodedFrame): Uint8Array;
    _genVideoData(frame: VideoEncodedFrame): Uint8Array;
}
export {};