import { PageOptions } from "../pageOptions";
import { InputSource, InputConstructor } from "./inputSource";
export declare abstract class LocalInputSource extends InputSource {
    inputType: string;
    filename: string;
    filepath?: string;
    mimeType: string;
    fileObject: Buffer | string;
    /**
     * @param {InputConstructor} constructor Constructor parameters.
     */
    protected constructor({ inputType }: InputConstructor);
    isPdf(): boolean;
    checkMimetype(): Promise<string>;
    /**
     * Cut PDF pages.
     * @param pageOptions
     */
    cutPdf(pageOptions: PageOptions): Promise<void>;
    /**
     * Compresses the file object, either as a PDF or an image.
     *
     * @param quality Quality of the compression. For images, this is the JPEG quality.
     * For PDFs, this affects image quality within the PDF.
     * @param maxWidth Maximum width for image resizing. Ignored for PDFs.
     * @param maxHeight Maximum height for image resizing. Ignored for PDFs.
     * @param forceSourceText For PDFs, whether to force compression even if source text is present.
     * @param disableSourceText For PDFs, whether to disable source text during compression.
     *
     * @returns A Promise that resolves when the compression is complete.
     */
    compress(quality?: number, maxWidth?: number | null, maxHeight?: number | null, forceSourceText?: boolean, disableSourceText?: boolean): Promise<void>;
    /**
     * Returns true if the object is a PDF and has source text. False otherwise.
     * @return boolean
     */
    hasSourceText(): Promise<boolean>;
}