import type { CSSProperties } from 'react';
import React from 'react';
import type { ResolvedImageProps } from './props';
/**
 * This implementation is based on code from [Next.js](https://github.com/vercel/next.js/blob/ed10f7ed0246fcc763194197eb9beebcbd063162/packages/next/src/shared/lib/get-img-props.ts#L649-L691)
 * which is licensed under the MIT License.
 *
 * @param props
 * @returns
 */
export declare function resolvePlaceholderStyle(props: ResolvedImageProps): CSSProperties;
export declare function resolveImageStyle(props: ResolvedImageProps): CSSProperties;
export interface ConditionalSrc {
    url: string;
    condition?: string;
}
export declare function resolveSrcSet(options: ResolvedImageProps): ConditionalSrc[] | null;
export declare function resolveSizes(options: ResolvedImageProps): string | undefined;
export declare function resolveImageAttrs(props: ResolvedImageProps): React.ImgHTMLAttributes<HTMLImageElement>;