import sharp from 'sharp';
import { ImageSize, ImageFormat } from '../interfaces/image-processing.interface';
export interface ProcessedImage {
    buffer: Buffer;
    format: string;
    width: number;
    height: number;
}
export declare class ImageProcessorService {
    processImage(buffer: Buffer, size: ImageSize, format: ImageFormat): Promise<ProcessedImage>;
    getImageMetadata(buffer: Buffer): Promise<sharp.Metadata>;
    validateImage(buffer: Buffer): Promise<boolean>;
}