1. A method of deblurring an image in a digital processing apparatus, the method comprising: receiving a blurred image using the digital processing apparatus; an image estimation step of estimating a non-blurred image, by a processor, from the blurred image; a blur information estimation step of estimating blur information, by the processor, from the blurred image and the estimated non-blurred image; and a deblurring step of deblurring the blurred image, by the processor, based on the blurred image and the estimated blur information, wherein the image estimation step and the blur information estimation step are iteratively performed.