import { ImagePoolInterface } from './ImagePoolInterface';
import { ImageImageData } from './ImageImageData';
import { ImageWebGLTexture } from './ImageWebGLTexture';
export interface ImageInterface {
    width: number;
    height: number;
    reset(): void;
    /**
     * Increase reference counter.
     */
    retain(): void;
    /**
     * Decrease reference counter, if
     * it reaches zero, the image will
     * be returned to the image pool.
     */
    release(): void;
    returnImage(): void;
    getPixelSize(): number[];
    asWebGLTexture(): ImageWebGLTexture;
    asImageData(): ImageImageData;
    drawToContext2D(context: CanvasRenderingContext2D): void;
}
export declare class Image implements ImageInterface {
    protected pool: ImagePoolInterface;
    private refCount;
    private pixelSize;
    constructor(pool?: ImagePoolInterface);
    reset(): void;
    retain(): void;
    release(): void;
    returnImage(): void;
    readonly width: number;
    readonly height: number;
    getPixelSize(): number[];
    asWebGLTexture(): ImageWebGLTexture;
    asImageData(): ImageImageData;
    drawToContext2D(context: CanvasRenderingContext2D): void;
}