export interface PageTextInfo {
    pageNumber: number;
    content: Array<{
        str: string;
        x: number;
        y: number;
        width: number;
        height: number;
        fontName: string;
    }>;
}
export interface ExtractedPdfInfo {
    pages: PageTextInfo[];
    getConcatenatedText: () => string;
}
/**
 * Extracts text from a full PDF document.
 *
 * @returns A Promise containing the extracted text as a string.
 * @param pdfBuffer PDF handle, as a buffer.
 */
export declare function extractTextFromPdf(pdfBuffer: Buffer): Promise<ExtractedPdfInfo>;
/**
 * Checks if a PDF contains source text.
 *
 * @param pdfData Buffer representing the content of the PDF file.
 *
 * @returns A Promise containing a boolean indicating if the PDF has source text.
 */
export declare function hasSourceText(pdfData: Buffer): Promise<boolean>;