import { Root } from 'mdast';
export declare const IMAGE_BLOCK_MDAST_TYPE = "image-block";
/**
 * Lift trailing (or sole) paragraph images to `image-block` after stock remark-image-block.
 * Handles Platform markdown where images share a paragraph with preceding text/breaks.
 */
export declare function liftTrailingImagesToImageBlocks(tree: Root): void;
/** Extract =WxH from image-block mdast title after remark-image-block has lifted images. */
export declare function visitPlatformImageBlockDimensions(tree: Root): void;
export declare const remarkPlatformImageBlockDimensions: import('@milkdown/utils').$Remark<"platform-image-block-dimensions", unknown>;