import { File } from '../file/file';
import { IFile, Rgba } from '../types';
/**
 * Returns given rgba image x,y pixel. If the image is not rgba the behavior is undefined.
 */
export declare function getRgbaPixel(f: File, x: number, y: number): Rgba;
export declare function coordsToIndex(width: number, x: number, y: number): number;
export declare function getPixels(f: File): Promise<Rgba[]>;
export declare function imagePixelColor(img: IFile | undefined, x: number, y: number): Promise<string | undefined>;
export declare function rgbaToString(c: Rgba): string;
export declare function isRgbaImage(f: File): boolean | 0 | undefined;
export declare function colorCount(img: IFile | undefined): Promise<number | undefined>;
export declare function parseConvertVerbose(stdout: string[]): {
    inputName: string;
    outputName: string;
    inputFormat: string;
    inputSize: {
        width: number;
        height: number;
    };
    outputSize: {
        width: number;
        height: number;
    };
}[];