export interface ZoomLevel {
    reductionLevel: number;
    reserved: number;
    dataOffset: number;
    indexOffset: number;
}
export interface Feature {
    offset?: number;
    chromId: number;
    start: number;
    end: number;
    score?: number;
    rest?: string;
    minScore?: number;
    maxScore?: number;
    summary?: boolean;
    uniqueId?: string;
    field?: number;
}
export interface Statistics {
    scoreSum: number;
    basesCovered: number;
    scoreSumSquares: number;
    scoreMin: number;
    scoreMax: number;
}
export interface RefInfo {
    name: string;
    id: number;
    length: number;
}
export interface BigWigHeader {
    magic: number;
    version: number;
    autoSql: string;
    totalSummary: Statistics;
    asOffset: number;
    zoomLevels: ZoomLevel[];
    fieldCount: number;
    numZoomLevels: number;
    unzoomedIndexOffset: number;
    totalSummaryOffset: number;
    unzoomedDataOffset: number;
    definedFieldCount: number;
    uncompressBufSize: number;
    chromTreeOffset: number;
    extHeaderOffset: number;
    fileType: string;
}
export interface BigWigHeaderWithRefNames extends BigWigHeader {
    refsByName: Record<string, number>;
    refsByNumber: Record<number, RefInfo>;
}
export interface RequestOptions {
    signal?: AbortSignal;
    headers?: Record<string, string>;
}
export interface RequestOptions2 extends RequestOptions {
    scale?: number;
    basesPerSpan?: number;
}