V4L2 controls vs. GeniCam features
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Alvium CSI-2 Cameras User Guide V1.1.0
Functionalities comparison
Functionalities represent controls and features in a simplified way. Functionalities
listed below are organized under category and subcategory. Properties that apply
to some functionalities only are set in parentheses. Sometimes, more than one
V4L2 control or GenICam feature is used.
Image control > Auto control
Functionality
V4L2 controls (= Control IDs) |
Data type: (Options) | [Unit] |
Control type
SFNC features,
non-SFNC
(Selector Feature)/Feature |
Data type: (Options) | [Unit]
Remarks
Auto exposure
V4L2_CID_EXPOSURE_AUTO |
Enumeration:
V4L2_EXPOSURE_AUTO,
V4L2_EXPOSURE_MANUAL |
Extended control
ExposureAuto |
Enumeration: Continuous, Off
Disables
V4L2_CID_EXPOSURE
and
V4L2_CID_EXPOSURE
_ABSOLUTE
Auto gain
V4L2_CID_AUTOGAIN |
Boolean: Off, On |
User control
GainAuto |
Enumeration: Continuous, Off
n.a.
Auto white balance
V4L2_CID_AUTO_WHITE_BALANCE
|Boolean: Off, On |
User control
BalanceWhiteAuto |
Enumeration: Continuous, Off
n.a.
Table 25: Comparison | Image control > Auto control