import type { AVIFormatContext } from "../AVFormatContext.ts";
import IFormat from "./IFormat.ts";
import { AVFormat, type AVPacket, type AVStream } from "@libmedia/avutil";
export default class IMatroskaFormat extends IFormat {
    type: AVFormat;
    private context;
    private blockReader;
    constructor();
    init(formatContext: AVIFormatContext): void;
    private analyzeStreams;
    readHeader(formatContext: AVIFormatContext): Promise<number>;
    private parseAdditions;
    private processAss;
    private parseBlock;
    private addClusterIndex;
    private readAVPacket_;
    readAVPacket(formatContext: AVIFormatContext, avpacket: pointer<AVPacket>): Promise<number>;
    private syncTopLevelElement;
    seek(formatContext: AVIFormatContext, stream: AVStream, timestamp: int64, flags: int32): Promise<int64>;
    getAnalyzeStreamsCount(): number;
}