Falcon 4M Camera Manual
03-032-20044-03
Teledyne DALSA
60
Setting SVM 10 Base Level
Pu rp ose:
Use this com m and to set the base test p attern u sed in
svm 10
,
w hich in tu rn is resp onsible for d isp laying the PRN U coefficient
m ap .
Syntax:
tpv
m
Syntax Elem ents:
m
Test p attern base level: 63, 127, or 255 DN
N otes:
This com m and d eterm ines the base level for the test p attern
u sed in
svm 10
. When all the PRN U coefficients are u nified in
gain the test p attern in
svm
w ill d isp lay this base level. For
exam p le, w hen
tpv 127
is com m and ed , the base level in
svm
10
w ill be 127 DN . In this case, to obtain the PRN U coefficient
m u ltip lier for a given p ixel, d ivid e the p ixel valu e by 127.The
intention here is to m atch
tpv
w ith the
spm
setting that w as
u sed d u ring the
cpa
calibration. This ensu res the greatest
accu racy w hen d isp laying PRN U coefficients and a void s
clip p ing. For exam p le
tpv 63
m atches
spm 16
,
tpv 127
m atches
spm 8
, and
tpv
255
m atches
spm 4
.
Exam p le:
tpv 127