import Schema from "@deepseek-ai/schemastery";
export declare const name = "croco-document-reader-pdf";
export declare const inject: string[];
export interface Config {
    maxOutputChars: number;
    renderDpi: number;
}
export declare const Config: Schema<Config>;
/** Inspect, extract, or render a PDF without placing its bytes or body in user input. */
export declare function readPdfDocument(args: any, exec: any, config: Config): Promise<{
    action: string;
    path: string;
    size: number;
    pages: number;
    info: Object;
    metadata: {
        [k: string]: any;
    } | null;
    text?: undefined;
    truncated?: undefined;
    page?: undefined;
    imagePath?: undefined;
    next?: undefined;
} | {
    action: string;
    path: string;
    size: number;
    metadata: import("officeparser").OfficeMetadata;
    text: string;
    truncated: boolean;
    pages?: undefined;
    info?: undefined;
    page?: undefined;
    imagePath?: undefined;
    next?: undefined;
} | {
    action: string;
    path: string;
    page: number;
    imagePath: string;
    next: string;
    size?: undefined;
    pages?: undefined;
    info?: undefined;
    metadata?: undefined;
    text?: undefined;
    truncated?: undefined;
}>;
/** Register the PDF reader tool. */
export declare function apply(ctx: any, config: Config): void;