/**
 * Shared utility functions for the export-docx package
 */
import { type ImageMeta } from 'image-meta';
/**
 * Extract image type from URL or base64 data
 */
export declare function getImageTypeFromSrc(src: string): 'png' | 'jpeg' | 'gif' | 'bmp' | 'tiff' | 'webp';
/**
 * Create floating options for full-width images
 */
export declare function createFloatingOptions(): {
    horizontalPosition: {
        relative: string;
        align: string;
    };
    verticalPosition: {
        relative: string;
        align: string;
    };
    lockAnchor: boolean;
    behindDocument: boolean;
    inFrontOfText: boolean;
};
/**
 * Get image width with clear priority: node attrs > options.run > image metadata > default
 * Width is capped at MAX_IMAGE_WIDTH to ensure images fit within DOCX page content area.
 */
export declare function getImageWidth(node: {
    attrs?: {
        width?: number | null;
    };
}, options?: {
    run?: {
        transformation?: {
            width?: number;
        };
    };
}, imageMeta?: {
    width?: number | null;
}): number;
/**
 * Get image height, maintaining aspect ratio when width is capped.
 * Priority: options.run > aspect ratio from node attrs > aspect ratio from image metadata > default
 */
export declare function getImageHeight(node: {
    attrs?: {
        width?: number | null;
        height?: number | null;
    };
}, width: number, options?: {
    run?: {
        transformation?: {
            height?: number;
        };
    };
}, imageMeta?: {
    width?: number | null;
    height?: number | null;
}): number;
/**
 * Fetch image data and metadata from URL
 */
export declare function getImageDataAndMeta(url: string): Promise<{
    data: Uint8Array;
    meta: ImageMeta;
}>;