/**
 * Pure TypeScript Brotli decompressor.
 */
interface HuffmanCode {
    bits: number;
    value: number;
}
declare class BitReader {
    private data;
    private buf;
    private bufPtr;
    private pos;
    private inputPos;
    private val;
    private bitPos;
    private bitEndPos;
    private eos;
    constructor(data: Uint8Array);
    readMoreInput(): void;
    fillBitWindow(): void;
    readBits(n: number): number;
    get currentBitPos(): number;
    set currentBitPos(v: number);
    get currentVal(): number;
}
declare function buildHuffmanTable(rootTable: HuffmanCode[], tableOffset: number, rootBits: number, codeLengths: Uint8Array, codeLengthsSize: number): number;
declare function getNextKey(key: number, len: number): number;
declare function replicateValue(table: HuffmanCode[], offset: number, step: number, end: number, code: HuffmanCode): void;
declare function nextTableBitSize(count: Int32Array, len: number, rootBits: number): number;
declare function readHuffmanCodeLengths(codeLengthCodeLengths: Uint8Array, numSymbols: number, codeLengths: Uint8Array, br: BitReader): void;
declare function readBlockLength(table: HuffmanCode[], tableOffset: number, br: BitReader): number;
/**
 * Decompress Brotli-compressed data
 */
export declare function decompress(data: Uint8Array): Uint8Array;
export declare const __testing: {
    getNextKey: typeof getNextKey;
    replicateValue: typeof replicateValue;
    nextTableBitSize: typeof nextTableBitSize;
    buildHuffmanTable: typeof buildHuffmanTable;
    readBlockLength: typeof readBlockLength;
    readHuffmanCodeLengths: typeof readHuffmanCodeLengths;
    BitReader: typeof BitReader;
    HuffmanCode: {
        bits: number;
        value: number;
    };
    CODE_LENGTH_CODES: number;
};
export {};