public void setPosition(int x, int y) {
        this.x = x;
        this.y = y;
    }
Sets the GIF frame position. The position is 0,0 by default.
Useful for only updating a section of the image

@param x int frame width.
@param y int frame width.
subs/gif-revert/src/main/java/com/engineer/gif/revert/lib/AnimatedGifEncoder.java