Allied Vision Alvium Series - Image data flow diagram

292Alvium USB Cameras User Guide V4.6.1
Image data flow
Image data flow diagram
Figure 110 shows image data processing for Alvium USB cameras in general.
Figure 110: Image data flow of Alvium USB cameras
USB3 Vision
interface
USB3 Vision
interface
n-bit
3
White balance
6
White balance
6
n-bit
3
Reverse XReverse X
GammaGamma
n-bit
3
5x5
De-Bayering
6
5x5
De-Bayering
6
USB bƵīerUSB bƵīer
Y,U,V
7
R,G,B
6
GenICam for USB
Pixel formaƩer
ContrastContrast
R,G,B
6
Hue
6
Hue
6
SaturaƟŽŶ
6
SaturaƟŽŶ
6
n-bit
3
n-bit
3
n-bit
3
DPC
5
DPC
5
n-bit
3
n-bit
3
n-bit
3
Color transform
matrix
6
Color transform
matrix
6
Color transform
matrix
6
Digital horizontal
binning
Digital horizontal
binning
12 1212 12
3 Look up tables
(LUTs)
12 12
3 Look up tables
(LUTs)
R,G,B
6
R,G,B
6
R,G,B
6
Digital verƟcal
Binning
Digital verƟcal
Binning
FPNC
4
FPNC
4
FPNC
4
ConvoluƟoŶĮůterConvoluƟoŶĮůter
Adaptive
noise filter
Custom
convolution
Sharpness/
Blur
Sensor frontendSensor frontend
Sensor
Reverse YReverse Y
ADCADC
Region of interest
(ROI)
Region of interest
(ROI)
Region of interest
(ROI)
Analog Analog
Analog
Analog
Black levelBlack level
Analog Analog
Sensor binning
H/V
1
Sensor binning
H/V
1
Single
ROI
Multiple
ROI
n-bit
3
n-bit
3
2
GainGainGain
1
Selected models only: See tables in the Specifications chapter.
2
Model dependent: See tables in the Specifications chapter.
3
Model dependent: See ADC bit depths in the Specifications chapter.
4
Factory preset for FPNC = Fixed Pattern Noise Correction.
See FPNC support on page 293 for supported models.
5
Factory preset for DPC = Defect pixel correction. DPC is currently not supported by
Alvium 1800 U-052, -291.
6
Color models only