211Alvium USB Cameras User Guide V3.6.4
Image data flow
Figure 87 shows image data processing for Alvium USB cameras in general.
Figure 87: Image data flow of Alvium USB cameras
Feature descriptions
The shown functionalities represent features or groups of features that are
described in the Alvium Features Reference. See www.alliedvision.com/en/
support/technical-documentation/alvium-usb-documentation for details.
USB 3.0 interfaceUSB 3.0 interface
n-bit
1
White balanceWhite balance
n-bit
1
Reverse XReverse X
Reverse YReverse Y
GammaGamma
n-bit
1
5x5
De-Bayering
4
5x5
De-Bayering
4
Sensor frontendSensor frontend
ADCADC
Region of interest
(ROI)
Region of interest
(ROI)
Region of interest
(ROI)
Analog Analog Analog
USB bƵīerUSB bƵīer
USB bƵīer
Y,U,V
5
R,G,B
4
GenICam for USB
Pixel formaƩer
n-bit
1
n-bit
1
ContrastContrast
R,G,B
4
Hue
4
Hue
4
SaturaƟŽŶ
4
SaturaƟŽŶ
4
GainGain
Analog
Analog
n-bit
1
n-bit
1
Sensor
Black levelBlack level
n-bit
1
DPC
3
DPC
3
n-bit
1
n-bit
1
n-bit
1
Color transform
matrix
4
Color transform
matrix
4
Color transform
matrix
4
Digital horizontal
binning
Digital horizontal
binning
12 1212 12
3 Look up tables
(LUTs)
12 12
3 Look up tables
(LUTs)
R,G,B
4
R,G,B
4
R,G,B
4
Digital verƟcal
Binning
Digital verƟcal
Binning
FPNC
2
FPNC
2
FPNC
2
ConvoluƟoŶĮůterConvoluƟoŶĮůter
Adaptive
noise filter
Custom
convolution
Sharpness/
Blur
1
Model dependent: See ADC bit depths in the Specifications chapter.
2
Factory preset for FPNC = Fixed Pattern Noise Correction
FPNC is currently not supported by Alvium 1800 U-052, 1800 U-291, 1800 U-2050.
3
Factory preset for DPC = Defect pixel correction
DPC is currently not supported by Alvium 1800 U-052, 1800 U-291.
4
Color models only
5
For monochrome models: Y only