import { OCRResult } from '../types';
/**
 * OCR Engine using Tesseract.js
 */
export declare class OCREngine {
    private worker;
    private initialized;
    /**
     * Initialize the OCR engine with specified languages
     */
    initialize(languages: string[]): Promise<void>;
    /**
     * Recognize text from image
     * @param imageBuffer Image buffer, URI string, or base64 string
     */
    recognize(imageBuffer: Buffer | string | any): Promise<OCRResult>;
    /**
     * Detect the primary language in the text
     */
    private detectLanguage;
    /**
     * Terminate the OCR worker
     */
    terminate(): Promise<void>;
    /**
     * Check if engine is initialized
     */
    isInitialized(): boolean;
}
//# sourceMappingURL=engine.d.ts.map