Method __replication_padding

photo_smooth.py:89–94

(self, arr,pad)

            return L

    def __replication_padding(self, arr,pad):
            h,w,c = arr.shape
            ans = np.zeros((h+pad*2,w+pad*2,c))
            for i in range(c):
                    ans[:,:,i] = np.pad(arr[:,:,i],pad_width=(pad,pad),mode='edge')
            return ans

    def __rolling_block(self, A, block=(3, 3)):
        shape = (A.shape[0] - block[0] + 1, A.shape[1] - block[1] + 1) + block