3.34 Lens Distortion Correction
Barrel distortion and pincushion distortion correction supported.
The register setting command can set and change the LDC default setting.
It uses Register Setting command and parameters are the following.
Register Setting command (CAM_Register Value command) :
8x 01 04 24 78 0p 0p FF
p (upper 4bit): Select image
0: cropped image
1: complete image
Note: Pay attention to the followings when using complete image (p=1).
- Pixel aspect becomes vertically long a little
- During zooming, discontinuous point occurs
p (lower 4bit): Strength parameter of Lens Distortion Correction (0 to 4)
0: Off
1: weak barrel correction to wide-end, no pincushion correction to tele-end
2: strong barrel correction to wide-end, no pincushion correction to tele-end
3: strong barrel correction to wide-end, strong pincushion correction to tele-end
4: same as 1
Default value is 2.
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