After this plan to expand to the edge of the fuzzy, and then on the edge of the expansion after fuzzy, finally back to the original image, but this process will have a defect, is "we're going to on the edge of the original fuzzy", directly after the fuzzy edge posted back to the original image can make between the edge and the original "gradient zone":
After this plan to expand to the edge of the fuzzy, and then on the edge of the expansion after fuzzy, finally back to the original image, but this process will have a defect, is "we're going to on the edge of the original fuzzy", directly after the fuzzy edge posted back to the original image can make between the edge and the original "gradient zone":