(8) Video Ratio
video ratio, press the button to next ratio.
(8-1) 4/3F:4:3 means the image is from 5M image (2592*1944) output to fit
4:3 screen size. (The screen image: 1440*1080). Proportionally reduce
the input image height to fit the screen.
(8-2) 16/9S:16:9S means the image from 5M (2592*1944) output to 16:9
screen size (the screen image: 1920*1080). Reduce input image
horizontal proportionally to fit the screen, but trim the height.
(Scaling) Magnification size becomes higher.
:Choose image ratio or Field of View. There are 3 types of
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