3 × 3 Filter; Test Chart Output - Sony XCG-C30 Technical Manual

3 × 3 filter
Monochrome model and color model apply a 3 × 3 area
filter for RAW output. The brightness of the central pixel
and the eight pixels around it, and the parameter of each
pixel are multiplied and added together, The result is the
brightness of the central pixels. Specify using values
between -8191 and 8191. The parameter 256 is ×1.
Depending on the patterns of parameters, you can
reduce noise, apply edge enhancement and extract the
contour.
Register
SpatialFilterEnable
Register
SpatialFilterSelector- 0 to 2
Row
SpatialFilterSelector- 0 to 2
Column
–
SpatialFilterValue
32
3 × 3 filter
Parameter Setting
Off (0) Filter off
On (1) Filter on
Parameter Setting
Matrix row position
Matrix column
position
8191 to 8191 Filter parameters

Test Chart Output

For monochrome model, monochrome chart can be set.
For color model, monochrome chart or color chart can
be set.
Register Parameter
TestImageSelector Off (0)
GrayBar (1)
ColorBar (2)
Monochrome
Raw/Mono
(1) 0xF30 0x3FF
(2) 0xDC0 0x3FF
(3) 0xC80
(4) 0xA00
(5) 0x7A0 0x3FF
(6) 0x550 0x3FF
(7) 0x340
* 12 bit notation
Setting
Off
Monochrome chart
Color chart
Color
R G B
0x3FF 0x3FF
0x3FF 0
0 0x3FF 0x3FF
0 0x3FF 0
0 0x3FF
0 0
0 0 0x3FF