import { CropArea } from './typings';
export interface CropToBlobOptions {
    /**
     * The image source (URL, File, or Blob).
     */
    imageSrc: string | File | Blob;
    /**
     * The crop area coordinates and dimensions in image pixel space.
     */
    cropArea: CropArea;
    /**
     * The canvas element used for cropping.
     * If not provided, a temporary canvas will be created.
     */
    canvas?: HTMLCanvasElement;
    /**
     * The output image format.
     * @default 'image/png'
     */
    format?: string;
    /**
     * The output image quality (0-1).
     * Only applies to 'image/jpeg' and 'image/webp' formats.
     * @default 0.92
     */
    quality?: number;
    /**
     * The output image width in pixels.
     * If not provided, uses the crop area width.
     */
    outputWidth?: number;
    /**
     * The output image height in pixels.
     * If not provided, uses the crop area height.
     */
    outputHeight?: number;
}
/**
 * Converts a cropped image area to a Blob.
 *
 * @param options - The cropping options
 * @returns A Promise that resolves to a Blob of the cropped image
 *
 * @example
 * ```tsx
 * const blob = await cropToBlob({
 *   imageSrc: 'https://example.com/image.jpg',
 *   cropArea: { x: 100, y: 100, width: 200, height: 200 },
 *   format: 'image/jpeg',
 *   quality: 0.9,
 * });
 * ```
 */
export declare function cropToBlob(options: CropToBlobOptions): Promise<Blob>;
/**
 * Converts a cropped image area to a File.
 *
 * @param options - The cropping options
 * @param filename - The filename for the output file
 * @returns A Promise that resolves to a File of the cropped image
 *
 * @example
 * ```tsx
 * const file = await cropToFile(
 *   {
 *     imageSrc: fileInput.files[0],
 *     cropArea: { x: 100, y: 100, width: 200, height: 200 },
 *   },
 *   'cropped-image.jpg',
 * );
 * ```
 */
export declare function cropToFile(options: CropToBlobOptions, filename: string): Promise<File>;
/**
 * Converts a cropped image area to a data URL.
 *
 * @param options - The cropping options
 * @returns A Promise that resolves to a data URL string of the cropped image
 *
 * @example
 * ```tsx
 * const dataUrl = await cropToDataURL({
 *   imageSrc: 'https://example.com/image.jpg',
 *   cropArea: { x: 100, y: 100, width: 200, height: 200 },
 *   format: 'image/jpeg',
 *   quality: 0.9,
 * });
 * ```
 */
export declare function cropToDataURL(options: CropToBlobOptions): Promise<string>;