/**
 * Image Domain - Utility Functions
 */
import { ImageFormat, ImageOrientation, ImageDimensions, ImageCropArea } from "../entities/ImageTypes";
export declare class ImageUtils {
    static getOrientation(width: number, height: number): ImageOrientation;
    static getAspectRatio(width: number, height: number): number;
    static fitToSize(width: number, height: number, maxWidth: number, maxHeight: number): ImageDimensions;
    static getThumbnailSize(width: number, height: number, thumbnailSize?: number): ImageDimensions;
    static isValidImageUri(uri: string): boolean;
    static getFormatFromUri(uri: string): ImageFormat | null;
    static getExtensionFromFormat(format: ImageFormat): string;
    static getSquareCrop(width: number, height: number): ImageCropArea;
    static formatFileSize(bytes: number): string;
    static needsCompression(bytes: number, maxSizeMB?: number): boolean;
}