Table 4 Percentage of time per frame spent on each processing stage

GPU

FPGA

Store image in device memory

15.6

32.54

RGB to HSV conversion

30.2

10.53

Histogram adjustment

6.64

18.37

Retina-like processing

14.22

9.13

Lineal combination

6.01

2.09

HSV to RGB conversion

12.31

27.34

Store image in main memory

15.02

-