|
Technique | PSNR | Capacity | Amount of hidden data in stego-image to compute PSNR |
|
2 × 3 adaptive PVD [16] | 50.93 | 1445645 | One lakh and forty thousand (1,40,000) bits |
3 × 2 adaptive PVD [16] | 50.93 | 1435623 |
|
3 PVD +3 LSB +EMD, type 1 [24] | 41.07 | 1686041 | Seven lakhs (7,00,000) bits |
3 PVD +3 LSB +EMD, type 2 [24] | 38.95 | 1798834 |
7 PVD +3 LSB +EMD, type 1 [24] | 40.28 | 1710888 |
7 PVD +3 LSB +EMD, type 2 [24] | 37.26 | 1823282 |
|
Eight directional PVD, type 1 [25] | 39.55 | 2361368 | Seven lakhs (7,00,000) bits |
Eight directional PVD, type 2 [25] | 37.22 | 2603604 |
|
Proposed five directional PVD+MLSB, type 1 | 37.62 | 2399853 | Eight lakhs and forty thousand (8,40,000) bits |
Proposed five directional PVD+MLSB, type 2 | 36.23 | 2514038 |
Proposed eight directional PVD+MLSB, type 1 | 37.49 | 2394086 |
Proposed eight directional PVD+MLSB, type 2 | 35.60 | 2603604 |
|