/**
 * Vision LLM processing for images.
 *
 * Uses Cloudflare Workers AI vision models to generate
 * descriptions of images for embedding.
 */
import type { ExtractedImage } from './images.js';
import type { ImageCache } from './image-cache.js';
import type { PageTypeConfig } from './config.js';
import { type PromptType } from './vision-prompts.js';
/**
 * Processed image with description.
 */
export interface ProcessedImage {
    /** Image URL */
    src: string;
    /** Alt text from HTML */
    alt: string;
    /** Generated description from vision LLM */
    description: string;
    /** Prompt type used for generation */
    promptType: PromptType;
}
/**
 * Vision processing options.
 */
export interface VisionProcessingOptions {
    /** Cloudflare account ID */
    accountId: string;
    /** Cloudflare API token */
    apiToken: string;
    /** Vision model to use (default: @cf/meta/llama-3.2-11b-vision-instruct) */
    model?: string;
    /** Page URL for context */
    pageUrl?: string;
    /** Page-type specific configurations */
    pageTypes?: PageTypeConfig[];
    /** Image cache instance */
    cache?: ImageCache;
    /** Enable verbose logging */
    verbose?: boolean;
    /** Request timeout in ms (default: 60000) */
    timeout?: number;
}
/**
 * Page context for vision processing.
 */
export interface PageContext {
    /** Page title */
    title: string;
    /** Page URL */
    url: string;
}
/**
 * Process images with vision LLM.
 *
 * @param images - Images to process
 * @param pageContext - Context about the page
 * @param options - Processing options
 * @returns Processed images with descriptions
 */
export declare function processImagesWithVision(images: ExtractedImage[], pageContext: PageContext, options: VisionProcessingOptions): Promise<ProcessedImage[]>;
/**
 * Format processed images as content for embedding.
 *
 * Creates a structured text representation of image descriptions
 * that can be appended to page content.
 */
export declare function formatImageDescriptions(images: ProcessedImage[]): string;
//# sourceMappingURL=vision.d.ts.map