export declare enum Operation {
    COPY = 0,
    COMPRESS = 1,
    NULL = 2
}
export declare type ProgressFn = (file: number, totalFiles: number, operation: Operation, size?: number, compressedSize?: number) => void;
/**
 * The Compressor class implements functionality for compressing Nintendo 64 Zelda ROMs.
 */
export default class Compressor {
    private readonly _buffer;
    private readonly _in;
    private readonly _ops;
    private _progressFn?;
    constructor(buffer: ArrayBuffer, exclusions?: number[]);
    private _checkExclusions;
    deflate(): ArrayBuffer;
    private static _compress;
    /**
     * Writes a DMA record to the output buffer.
     * @param out A Writer instance to write the resulting DMA record to.
     * @param index The target index in the output DMA table.
     * @param record The DMA record to write.
     * @private
     */
    private _writeDmaRecord;
    set onprogress(progressFn: ProgressFn);
}