Fig. 1. Schematic diagram of Bayer array

Fig. 2. Schematic diagram of maze noise

Fig. 3. Design of image acquisition and ISP system based on FPGA

Fig. 4. Design of FPGA functional architecture

Fig. 5. Schematic diagram of green channel imbalance in image smoothing region

Fig. 6. Real-time green balance algorithm based on FPGA

Fig. 7. Typical samples of Kodak dataset

Fig. 8. Comparison of effect of green balance algorithm of lighthouse images

Fig. 9. Effect diagram of green balance algorithm in real image