Local Negative Base Transform and Image Scrambling

Figure 5

Image scrambling after scanned into a sequence line-by-line: (a) original image of 216×216; (e) original image of 256×256; (b), (c), and (d) scrambled images from (a) by once, 10 times, and 25 times of LNBT with parameter (6,6,1), respectively; (f), (g), and (h) scrambled images of (e) by once, 10 times, and 25 times of LNBT with parameter (2,16,1), respectively.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)