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Spyder3 SC-34 Color Camera User's Manual
03-032-20116-01
Teledyne DALSA
svm
2
8-bit test p attern
Related Com m and s
sm
m
Use the set m irror m od e (sm m) com m and to establish
the d irection of the p ixel read ou t.
3.13 Returning Video Information
The camera‘s microcontroller has the ability to read vid eo d ata. This fu nctionality can be used to verify
cam era op eration and to p erform basic testing w ithou t having to connect the cam era to a fram e grabber.
This inform ation is also u sed for collecting line statistics for calibrating the cam era.
Returning a Single Line of Video
Pu rp ose:
Retu rns a com p lete line of vid eo (w ithou t p ixel coefficients ap p lied ) d isp laying one p ixel
valu e after another. After p ixel valu es have been d isp layed it also d isp lays the m inim u m ,
m axim u m , and m ean valu e of the line sam p led w ithin the region of interest (the region of
interest com m and is exp lained in section Setting a Region of Interest (ROI)).
Use the
gl
com m and , or the follow ing
gla
com m and , to ensu re the p rop er vid eo inp u t
range into the processing chain before execu ting any p ixel calibration com m and s.
Syntax:
gl
N otes:
Range d efined u sing the sp x and sp w com m and s.
Defau lt settings: sp x 1 and spw 2.
Valu es retu rned are in 12-bit DN .
Related Com m and s
spw, spx
Exam p le:
gl
Returning Averaged Lines of Video
Setting the Number of Lines to Sample
Pu rp ose:
Sets the nu m ber of lines to sam p le w hen u sing the
gla
comm and or w hen p erform ing
FPN and PRN U calibration.
Syntax:
css
m
Syntax Elem ents:
m
N u m ber of lines to sam p le. Allow able valu es are
256
,
512
, or
1024
(factory setting).
N otes:
To retu rn the cu rrent setting, use the
gcp
com m and or
get css
.
