/**
 * Gets optimized poster URL using OptixFlow CDN API.
 * Generates responsive image URLs with format optimization (AVIF, WebP, JPEG).
 * Uses the same OptixFlow infrastructure as @page-speed/img.
 */
export type PosterImageFormat = "avif" | "webp" | "jpeg" | "png";
export interface GetOptimizedPosterOptions {
    /** Original poster URL */
    url: string;
    /** OptixFlow API key (required for optimization) */
    apiKey?: string;
    /** Target width in pixels (default: 1280) */
    width?: number;
    /** Target height in pixels (default: 720) */
    height?: number;
    /** Compression quality 1-100 (default: 75) */
    quality?: number;
    /** Output format (default: "jpeg") */
    format?: PosterImageFormat;
    /** How the image should fit the target dimensions (default: "cover") */
    objectFit?: "cover" | "contain" | "fill";
    /** Enable debug logging */
    debug?: boolean;
}
/**
 * Builds an OptixFlow CDN URL for optimized poster images.
 * Returns original URL if no API key is provided.
 */
export declare function getOptimizedPosterUrl(options: GetOptimizedPosterOptions): string;