Analog
Top  Previous  Next

This property page is used to select the properties specifying the analog features of the camera.

clip0106

Select from the following options:

Exposure Mode
Lets you select the operation mode of the exposure (shutter). See ExposureMode for more details.  
 
Exposure Auto
Lets you select between the automatic (AE) or manual exposure control mode. Depending on the camera, the following selections can be available:  
Off - exposure is manually controlled using Exposure Value option.  
Once - the camera sets the optimal exposure level and returns to the "Off" state  
   Continuous - the camera constantly adjusts the exposure level  
 
The availability and possible values of this option depend on the ExposureAuto property.  
 
Exposure Value
Use the slider and spin controls to adjust the integration time of the incoming light. You can also enter the desired exposure value in the corresponding text box. Note that this option is available only for the cameras that support the manual exposure control. Equivalent to the ExposureTimeRaw or ExposureTimeAbs property.  
   
Gain Selector
Lets you select the color channel to be controlled by the Gain Value and Gain Auto options. See GainSelector for more details.  
 
Gain Auto
Lets you select between the automatic (AGC) or manual gain control mode. Depending on the camera, the following selections can be available:  
 
Off - gain is manually controlled using Gain Value option  
Once - the camera sets the optimal gain level and returns to the "Off" state  
   Continuous - the camera constantly adjusts the gain level  
 
The availability and possible values of this option depend on the GainAuto property.  

Gain Value
Use the slider and spin controls to adjust the camera's video signal amplification. You can also enter the desired gain value in the corresponding text box. Note that this option is available only for the cameras that support the manual gain control. Equivalent to the GainRaw or GainAbs property.  

Black Level Selector
Lets you select the color channel to be controlled by the Black Level Value and Black Level Auto options. See BlackLevelSelector for more details.  
 
Black Level Auto
Lets you select between the automatic or manual black level control mode. Depending on the camera, the following selections can be available:  
 
Off - black level is manually controlled using Black Level Value option  
Once - the camera sets the optimal black level and returns to the "Off" state  
   Continuous - the camera constantly adjusts the black level  
 
The availability and possible values of this option depend on the BlackLevelAuto property.  

Black Level Value
Use the slider and spin controls to adjust the black level (brightness) of the video signal. You can also enter the desired black level value in the corresponding text box. Note that this option is available only for the cameras that support the manual black level control. Equivalent to the BlackLevelRaw or BlackLevelAbs property.  

White Balance Selector
Lets you select the color channel to be controlled by the White Balance Ratio option. See BalanceRatioSelector for more details.  
 
White Balance Auto
Lets you select between the automatic (AWB) or manual white balance control mode. Depending on the camera, the following selections can be available:  
 
Off - balance ration for a selected color channel is manually controlled using White Balance Ratio option.  
Once - the camera sets the optimal white balance level and returns to the "Off" state  
   Continuous - the camera constantly adjusts the white balance level  
 
The availability and possible values of this option depend on the BalanceWhiteAuto property.  

White Balance Ratio
Use the slider and spin controls to adjust the ratio (amplification factor) of the selected color component. You can also enter the desired balance ratio in the corresponding text box. Note that this option is available only for the cameras that support the manual balance ratio control. Equivalent to the BalanceRatioAbs property.