User`s manual

PRELIMINARY 4M Stop Action Camera Manual
40
Subtract
Purpose: want to improve
eful for systems that
a but want to take advantage of the camera’s 10 bit
digital processing chain. You should try to make your darkest
pixel in the scene equal to zero.
Syntax:
Syntax Elements:
t
range is 1 to 2, or 0 for all
Subtracted value in a range in DN from 0 to 511.
Notes:
• When subtracting a digital va ue from the digital video signal
mum. Use the
ssg
ing Background
Use the background subtract command if you
your image in a low contrast scene. It is us
process 8 bit dat
ssb t i
Sensor tap selection. Allowable
taps.
i
l
the output can no longer reach its maxi
command to correct for this where:
ssg value =
max output value
max out put val ue - ssb value
See the following section for details on the
ssg command.
• Entering a large value background will cause the camera to
digitally clip the output image.
Related Commands:
ssg
Example
ssb 0 25
03-32-10121-09 DALSA