From: Reversible data hiding for binary images based on adaptive overlapping pattern
1: | Obtain D3 from B3 by the Eq. 1 |
2: | Get L, EndPos3, and BegPos3 from side information |
3: | Extract LM2C from D3, and restore D3 to D2 by including mode |
4: | Decompress LM2C to LM2 |
5: | Get EndPos2 and BegPos2 from side information |
6: | Extract LM1C form D2 by the excluding mode, and restore D1 under LM2 |
7: | Decompress LM1C to LM1 |
8: | Extract SD from D1 by the excluding mode, and restore D0 under LM1 |
9: | Obtain B0 form D0 by the inverse of Eq. 1 |