Research Article
High Capacity Image Steganography Using Modified LSB Substitution and PVD against Pixel Difference Histogram Analysis
Table 3
Results of Khodaei and Faez's PVD technique [
11].
| Images 512 × 512 × 3 | Type 1 | Type 2 | PSNR | Capacity | Q | bit rate | FOBP | PSNR | Capacity | Q | bit rate | FOBP |
| Lena | 41.74 | 2375248 | 0.999 | 3.02 | 98 | 40.46 | 2434603 | 0.999 | 3.09 | 121 | Baboon | 37.27 | 2443361 | 0.998 | 3.10 | 12 | 34.19 | 2662080 | 0.996 | 3.38 | 26 | Tiffany | 38.7 | 2372396 | 0.997 | 3.01 | 12045 | 39.27 | 2416944 | 0.998 | 3.07 | 11994 | Peppers | 38.57 | 2372858 | 0.999 | 3.01 | 0 | 36.91 | 2435223 | 0.998 | 3.09 | 2 | Jet | 39.98 | 2374048 | 0.998 | 3.01 | 0 | 40.13 | 2418419 | 0.998 | 3.07 | 0 | Boat | 39.18 | 2391994 | 0.999 | 3.04 | 0 | 36.9 | 2504613 | 0.996 | 3.18 | 7 | House | 38.58 | 2387183 | 0.998 | 3.03 | 4 | 37.97 | 2470824 | 0.998 | 3.14 | 16 | Pot | 40.33 | 2366001 | 0.999 | 3.00 | 0 | 37 | 2387494 | 0.999 | 3.03 | 0 | Average | 39.29 | 2385386 | 0.998 | 3.03 | 1520 | 37.85 | 2466275 | 0.998 | 3.13 | 1521 |
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