High-Capacity Image Steganography Algorithm Based on Image Style Transfer

Table 1

Steganography capacity comparison.

Algorithm	Secret information size	Cover image size	Capacity (bpp)
WOW [2]	6554 bit	128 × 128	0.400
S-UNIWARD [1]	6554 bit	128 × 128	0.400
Hidden [10]	52 bit	16 × 16	0.203
StegaStamp [39]	100 bit	400 × 400	6.25 × 10^−4
STNet [13]	Arbitrary length	Arbitrary size	0.06
SteganoGAN [40]	W × H × 6 bit	W × H × 3	6
Qin et al. [41]	W × H × 6 bit	W × H × 3	6
Rehman et al. [30]	256 × 256 × 1	256 × 256 × 3	8
Zhang et al. [31]	256 × 256 × 1	256 × 256 × 3	8
Baluja [9]	256 × 256 × 3	256 × 256 × 3	24
Ours	256 × 256 × 1	256 × 256 × 3	8