Acta Photonica Sinica, Volume. 50, Issue 12, 1210002(2021)
Ciphertext Multi-image Reversible Information Hiding Based on Datagram Reorganization and Optical Interference
Figures & Tables(19)
Fig. 4. Reversible information hiding embedding process with multi-image interference
Fig. 5. Extraction process of multi-image interference reversible information hiding
Fig. 9. PSNR of restore contains secret images with different carriers at different embedding rates
Table 1. PSNR and SSIM of images at each stage
View tableView in ArticleTable 1. PSNR and SSIM of images at each stage
Image Animal Barbara Monarch Cameraman Baboon Restore image Restore contains secret images PSNR/dB inf inf inf inf inf inf 42.050 057 SSIM 1 1 1 1 1 1 0.982 350
Table 2. Information entropy of ciphertext images and embedded images at different embedding rates
View tableView in ArticleTable 2. Information entropy of ciphertext images and embedded images at different embedding rates
Carrier images Encryption image Insert 16 bpp Insert 32 bpp Insert 64 bpp Insert 128 bpp Insert 512 bpp 7.445 5 7.042 8 7.040 6 7.036 3 7.041 2 7.039 8 7.046 5
Table 3. PSNR and SSIM of each restored image at different embedding rates
View tableView in ArticleTable 3. PSNR and SSIM of each restored image at different embedding rates
Embedding rate Restore hidden image （PSNR/SSIM） Restore image
（PSNR/SSIM）
Restore contains secret images
（PSNR/SSIM）
16 bpp inf/1.0 inf/1.0 52.201 1 dB/0.997 7 32 bpp inf/1.0 inf/1.0 47.613 4 dB/0.993 5 64 bpp inf/1.0 inf/1.0 40.997 1 dB/0.971 7 128 bpp inf/1.0 inf/1.0 33.831 3 dB/0.883 9 512 bpp inf/1.0 inf/1.0 27.105 6 dB/0.663 8
Table 4. Comparison of the maximum embedding rate of different algorithms and PSNR of restore contains secret images
View tableView in ArticleTable 4. Comparison of the maximum embedding rate of different algorithms and PSNR of restore contains secret images
Carrier images Embedding rate/bpp PNSR/dB Literature
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Average 1.063 6 0.5 1.615 8 8 32 47.49 41.84 45.78 35.46 48.02 Lena 1.412 2 0.5 1.985 3 8 32 46.12 46.37 44.19 35.86 47.61 Airplane 1.696 5 0.5 2.318 4 8 32 43.27 46.45 41.09 35.18 47.29 Barbara 0.855 5 0.5 1.457 4 8 32 49.85 40.22 45.31 35.32 48.53 Baboon 0.290 2 0.5 0.581 0 8 32 56.42 29.74 53.49 35.49 47.05 Man 1.387 4 0.5 1.734 2 8 32 45.43 44.86 45.23 35.47 48.44 Cameraman 1.641 9 0.5 1.618 3 8 32 43.84 43.42 45.36 35.43 49.21
Table 5. Robust analysis results of multi-image datagram reconstruction
View tableView in ArticleTable 5. Robust analysis results of multi-image datagram reconstruction
Crop Can reconstruct Gaussian noise Can reconstruct Salt & pepper noise Can reconstruct 200×200（Not cut to check area） Yes 0.001 Yes 0.01 Yes 400×400（Not cut to check area） Yes 0.002 Yes 0.1 Yes 99×99（Cut to check area） Yes 0.003 Yes 0.25 Yes 100×100（Cut to check area） No 0.004 No 0.26 No
Table 6. Time spent by each owner at different embedding rates（s）
View tableView in ArticleTable 6. Time spent by each owner at different embedding rates（s）
Embedding rate Carrier owner Information hider Hidden information receiver Carrier receiver 16 bpp 0.496 7 0.213 4 0.746 0 0.807 8 32 bpp 0.496 9 0.442 8 1.492 0 1.555 8 64 bpp 0.495 7 0.849 7 2.930 1 2.996 9 128 bpp 0.496 6 1.655 5 5.883 2 5.947 1 512 bpp 0.497 6 3.298 1 11.708 6 11.771 5
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Yuan GUO, Xuewen WANG, Chong WANG, Jinlin JIANG. Ciphertext Multi-image Reversible Information Hiding Based on Datagram Reorganization and Optical Interference[J]. Acta Photonica Sinica, 2021, 50(12): 1210002
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Received: May. 25, 2021
Accepted: Jul. 28, 2021
Published Online: Jan. 25, 2022
The Author Email: WANG Xuewen (857603360@qq.com)
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