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Table 5 Block size versus capacity (Lena ).

From: Reversible Watermarking Techniques: An Overview and a Classification

Block size ECC scheme Capacity Min shift values PSNR (dB)
5 (15,11) 1907 8 40.09
6 (15,11) 1293 6 41.87
7 (15,11) 950 4 44.81
8 (15,11) 750 4 44.36
9 (15,11) 574 4 44.18
10 (15,11) 458 2 49.86
11 (15,11) 387 2 49.62
12 (15,11) 323 2 49.46