import type { PdfInput } from '../types/PdfInput.js';
import type { RenderedPngPageOutput } from './types.js';
import type { PdfToPngOptions, PngPageOutput } from 'pdf-to-png-converter';
export type PlannedPdfPages = {
    pageNumbers: number[];
    prefetchedPages: Map<number, PngPageOutput>;
};
export declare function listRenderedPageNumbers(pdfFile: PdfInput, pdfToPngConvertOpts: PdfToPngOptions, sourceLabel: 'actual' | 'expected'): Promise<PlannedPdfPages>;
export declare function renderPdfPages(pdfFile: PdfInput, pdfToPngConvertOpts: PdfToPngOptions, sourceLabel: 'actual' | 'expected'): Promise<RenderedPngPageOutput[]>;
export declare function renderPdfPage(pdfFile: PdfInput, pdfToPngConvertOpts: PdfToPngOptions, pageNumber: number, sourceLabel: 'actual' | 'expected'): Promise<RenderedPngPageOutput | undefined>;