Yong Chen, Jin Chen, Yapeng Ai, Meifeng Tao. Mural Image Inpainting Based on Edge Missing Reconstruction and Improved Priority[J]. Laser & Optoelectronics Progress, 2021, 58(24): 2410009
- Laser & Optoelectronics Progress
- Vol. 58, Issue 24, 2410009 (2021)
Fig. 1. Principle of the Criminisi algorithm
Fig. 2. Images before and after edge fitting. (a) Image with edge missing; (b) image with edge fitting
Fig. 3. Fitting process of the second-order Bézier curve
Fig. 4. Schematic diagram of the second-order Bézier curve
Fig. 5. Schematic diagram of Bézier curve fitting. (a) Curve before fitting; (b) curve after fitting
Fig. 6. Edge fitting experiment of damaged murals. (a) Original image; (b) mask image; (c) manually selected control point 1; (d) manually selected control point 2; (e) our algorithm
Fig. 7. Process of fusion to generate image to be repaired
Fig. 8. Repair results of different algorithms. (a) Original mural; (b) mask image; (c) Criminisi algorithm; (d) our algorithm
Fig. 9. Repair result of the real mural. (a) Original mural; (b) mask image; (c) Criminisi algorithm; (d) our algorithm; (e) local repair result of Criminisi algorithm; (f) local repair result of our algorithm
Fig. 10. Repair results of different algorithms. (a) Original image; (b) mark image; (c) XTh = 2000; (d) XTh = 1000; (e) XTh = 500; (f) XTh = 300; (g) XTh = 200; (h) XTh =100; (i) XTh =50; (j) our algorithm
Fig. 11. Repair results of artificially damaged murals by different algorithms. (a) Original mural; (b) artificially damaged mask image; (c) Criminisi algorithm; (d) algorithm of Ref. [8]; (e) algorithm of Ref. [10]; (f) our algorithm
Fig. 12. Repair result of the real broken mural. (a) Original mural; (b) mask image; (c) Criminisi algorithm; (d) algorithm of Ref. [8]; (e) algorithm of Ref. [10]; (f) our algorithm
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Table 1. PSNR of image repaired by different algorithms unit: dB
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Table 2. SSIM for image restoration with different algorithms
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