import type { GatsbyCache } from "gatsby";
import type { IGatsbyImageData, IGatsbyImageHelperArgs, ImageFormat } from "gatsby-plugin-image";
import type { ImgixURLParams } from "imgix-url-builder";
import { buildURL } from "imgix-url-builder";
import { GatsbyImageDataLayoutKind, GatsbyImageDataPlaceholderKind } from "../constants";
export declare const generateImageSource: IGatsbyImageHelperArgs["generateImageSource"];
/**
 * The minimal data used when querying an image's pallete data using Imgix's
 * API.
 *
 * @see Imgix Color Pallete Extration: https://docs.imgix.com/apis/rendering/color-palette/palette
 */
export interface ImgixPalleteLike {
    colors: {
        hex: string;
    }[];
    dominant_colors?: {
        vibrant?: {
            hex: string;
        };
        muted?: {
            hex: string;
        };
    };
}
/**
 * Metadata that defines an image. This data is used to resolve Gatsby image
 * objects.
 */
export interface ImageSource {
    /**
     * The image's Imgix URL.
     */
    url: string;
    /**
     * The width of the image.
     */
    width: number;
    /**
     * The height of the image.
     */
    height: number;
}
export type GatsbyImageDataArgs = {
    placeholder?: GatsbyImageDataPlaceholderKind;
    imgixParams?: ImgixURLParams;
    placeholderImgixParams?: ImgixURLParams;
    aspectRatio?: number;
    backgroundColor?: string;
    breakpoints?: number[];
    formats?: ImageFormat[];
    layout?: GatsbyImageDataLayoutKind;
    width?: number;
    height?: number;
    sizes?: string;
};
type ResolveGatsbyImageDataConfig = {
    cache: GatsbyCache;
    pluginName?: string;
    buildURL?: typeof buildURL;
};
export declare const resolveGatsbyImageData: (image: ImageSource, options: GatsbyImageDataArgs | undefined, config: ResolveGatsbyImageDataConfig) => Promise<IGatsbyImageData | null>;
export {};