Laser & Optoelectronics Progress, Volume. 60, Issue 24, 2410009(2023)
High Dynamic Infrared Image Compression and Enhancement Algorithm Based on Side Window Filtering
Fig. 1. Flow chart of enhancing algorithm
Fig. 2. Window for side window filtering
Fig. 3. Eight different types of side windows. (a) Left and right side windows; (b) upper and lower side windows; (c) northwest and southwest side windows; (d) northeast and southeast side windows
Fig. 4. Filtering kernel of edge window filtering. (a) Left window; (b) right window; (c) upper window; (d) lower window; (e) northwest side window; (f) northeast side window; (g) southwest side window; (h) southeast side window
Fig. 5. Filtering results of bilateral filtering, guided filtering, and proposed method. (a) Model images of step edge, slope edge, roof edge; (b) curve of data in the 100th line of the image and filtered results; (c) local amplification
Fig. 6. Filtering results of bilateral filtering, guided filtering, and proposed method. (a) Infrared image containing edge area; (b) curve of data in the 284th column of infrared image and filtered results; (c) enlargement of area a; (d) enlargement of area b; (e) enlargement of area c; (f) enlargement of area d
Fig. 7. Basic component processing results and their histograms. (a) Automatic gain control; (b) histogram projection; (c) platform histogram; (d) proposed method
Fig. 8. Results processed by different methods for scenes with strong edges
Fig. 9. Results processed by different methods for scenes with low contrast details
Fig. 10. Results processed by different methods for sky background scene with noise
Fig. 11. Results processed by different methods for scenes with high dynamic range
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Xianzhen Sang, Hongtai Zhu, Hu Cheng, Min Li, Kai Hu, Jun Tang, Mingdong Hao, Zheng Yuan. High Dynamic Infrared Image Compression and Enhancement Algorithm Based on Side Window Filtering[J]. Laser & Optoelectronics Progress, 2023, 60(24): 2410009
Category: Image Processing
Received: Mar. 29, 2023
Accepted: May. 4, 2023
Published Online: Dec. 4, 2023
The Author Email: Cheng Hu (chhu1989@163.com)