import { validateImageInput } from '@squoosh-kit/runtime';
import type { ImageInput } from '@squoosh-kit/runtime';
import type { OxipngOptions } from './types';
export { validateImageInput };
export declare function validateOxipngOptions(options: unknown): asserts options is OxipngOptions | undefined;
export declare function validateOxipngInput(image: ImageInput, options?: unknown): void;