Research Article
An Image Steganography Method Hiding Secret Data into Coefficients of Integer Wavelet Transform Using Pixel Value Differencing Approach
Table 2
Hiding capacity, PSNR, MSE, and
index.
| Cover image | Resolution of cover image | Hiding capacity (Kb) | % of hiding capacity | Message file size (Kb) | PSNR | MSE | | SSIM |
| Baboon | 256 × 256 | 19.92 | 30.65 | 19.5 | 39.87 | 6.684 | 0.959 | 0.965 | Lena | 256 × 256 | 19.94 | 30.68 | 19.5 | 39.91 | 6.633 | 0.899 | 0.937 | Elaine | 512 × 512 | 79.42 | 30.9 | 78.7 | 40.01 | 6.482 | 0.890 | 0.956 | Baboon | 512 × 512 | 80.99 | 30.68 | 78.7 | 39.62 | 7.089 | 0.961 | 0.979 | Lena | 512 × 512 | 79.47 | 30.68 | 78.7 | 39.84 | 6.740 | 0.806 | 0.953 | Tank | 512 × 512 | 79.41 | 30.9 | 78.7 | 39.86 | 6.700 | 0.896 | 0.954 | Peppers | 512 × 512 | 79.48 | 30.22 | 78.7 | 40.29 | 6.074 | 0.800 | 0.932 | Barbara | 512 × 512 | 80.35 | 30.55 | 78.7 | 39.70 | 6.961 | 0.857 | 0.964 | Boat | 512 × 512 | 79.64 | 30.75 | 78.7 | 39.90 | 6.652 | 0.883 | 0.962 | Grass | 1024 × 1024 | 319.32 | 31.15 | 317 | 39.51 | 7.274 | 0.979 | 0.998 |
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