Interface CanvasImageData

interface CanvasImageData {
    createImageData(sw, sh, settings?): ImageData;
    createImageData(imagedata): ImageData;
    getImageData(sx, sy, sw, sh, settings?): ImageData;
    putImageData(imagedata, dx, dy): void;
    putImageData(imagedata, dx, dy, dirtyX, dirtyY, dirtyWidth, dirtyHeight): void;
}