No. 17S142-00
STC-HD853HDMI
Product specifications and User’s guide
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7.5 Functional Description
DSP: Shutter/Gain
The shutter and gain settings are adjustable. These settings can be change each DSP preset.
ALC
1) ALC Mode
Enable (AEE/AGC control) or disable (Fixed exposure / fixed gain) is selectable for ALC mode.
When selecting “Enable” at ALC mode, “Exposure time control”, “Gain control”, “ALC Target level”,
“ALC integration-frame number” and “ALC rapid control frame number” can be configurable.
Please selects “Disable” at ALC mode when camera operating with fixed exposure and fixed gain.
2) ALC Target level
The target brightness level for AEE and AGC operation.
Adjust the brightness of image with AEE and AGC control, to brightness of image becomes same as this target
brightness level with AEE and AGC control.
3) ALC integration-frame number
ALC control speed that is brightness of image becomes same as ALC target level.
4) ACL rapid control frame number
Sets number of frames for ALC rapid control when power on camera or change “Resolution / Framer rate”.
ALC control speed (ALC integration-frame number) is disregard within this frames.