import type { InternalProcessingOptions } from "./types";
/**
 * Extract images from PDF for Vision LLM processing
 *
 * @param filePath - Path to the PDF file
 * @param outputDir - Directory where to save extracted images
 * @param options - Processing options
 * @returns Array of image file paths
 */
export declare function extractImagesFromPDF(pdfPath: string, outputDir: string, options: InternalProcessingOptions): Promise<string[]>;
/**
 * Create a temporary directory for processing
 */
export declare function createTempDir(): Promise<string>;
/**
 * Clean up a specific temporary directory
 */
export declare function cleanupTempDir(tempDir: string): Promise<void>;
/**
 * Clean up all temporary directories
 */
export declare function cleanupAllTempDirs(): Promise<void>;