import { PdfObject } from './objects/pdf-object.js';
import { PdfToken } from './tokens/token.js';
import { IncrementalParser } from './parser/incremental-parser.js';
/**
 * Decodes PDF tokens into PDF objects.
 * Handles parsing of all PDF object types including dictionaries, arrays, streams, and xref tables.
 */
export declare class PdfDecoder extends IncrementalParser<PdfToken, PdfObject> {
    private ignoreWhitespace;
    private maxBufferSizeBytes;
    /**
     * Creates a new PDF decoder.
     *
     * @param options - Configuration options
     * @param options.ignoreWhitespace - If true, whitespace tokens are ignored
     * @param options.maxBufferSizeBytes - Maximum buffer size before compaction (default: 10MB)
     */
    constructor(options?: {
        ignoreWhitespace?: boolean;
        maxBufferSizeBytes?: number;
    });
    private nextName;
    private nextIndirectObject;
    private nextValue;
    private nextDictionary;
    private nextArray;
    private nextStream;
    private nextComment;
    private nextPrimitive;
    private nextExtraTokens;
    private nextXRefTable;
    private nextTrailer;
    private nextStartXRef;
    private nextObject;
    private static isPrimitive;
    protected bufferSize(): number;
    protected canCompact(): boolean;
    protected parse(): PdfObject;
}