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See Module ImgAlgos::NDArrCalib, Module ImgAlgos::NDArrAverage
The NDArrCalib module in combination with PnccdNDArrProducer (or any other device NDArrProducer) can be used for evaluation of averaged pedestals or background using dedicated runs.
Typical configuration files are shown below.

Example of ImgAlgos::NDArrCalib for pnCCD

Code Block

[psana]                                                               
files = exp=amoa1214:run=7
#skip-events = 100
events      = 5

modules = ImgAlgos.Tahometer \
          ImgAlgos.PnccdNDArrProducer \
          ImgAlgos.NDArrCalib \
          ImgAlgos.PnccdImageProducer \
          ImgAlgos.ImgSaveInFile
#         ImgAlgos.NDArrAverage \


[ImgAlgos.PnccdNDArrProducer]
source        = DetInfo(Camp.0:pnCCD.0)
key_in  =
key_out = pnccd-ndarr
outtype = asdata
print_bits = 13


[ImgAlgos.NDArrCalib] 
source = DetInfo(Camp.0:pnCCD.0) 
key_in = pnccd-ndarr 
key_out = calibrated 
do_peds = yes
do_cmod = yes
do_stat = no
do_mask = no
do_bkgd = no
do_gain = no 
do_nrms = no
do_thre = no
fname_mask = 
fname_bkgd = 
masked_value     =    0
threshold_nrms   =    3 
threshold        =  100
below_thre_value =    0
bkgd_ind_min     =    0
bkgd_ind_max     = 1000
bkgd_ind_inc     =   10
print_bits       =  255 


[ImgAlgos.PnccdImageProducer]
source        = DetInfo(Camp.0:pnCCD.0)
#inkey         = pnccd-ndarr
inkey         = calibrated
outimgkey     = pnccd-img
gap_size      = 20
gap_value     = 0
print_bits    = 1


[ImgAlgos.ImgSaveInFile]
source        = DetInfo(Camp.0:pnCCD.0)
key           = pnccd-img
fname         = pnccd-img-from-arr
ftype         = txt
saveAll       = true
print_bits    = 31


 
[ImgAlgos.Tahometer]
dn         = 100
print_bits = 7

Example of ImgAlgos::NDArrCalib for CSPAD

Code Block

[psana]
files = exp=cxi83714:run=136
events = 100

modules = ImgAlgos.Tahometer \
          CSPadPixCoords.CSPadNDArrProducer \
          ImgAlgos.NDArrCalib \
          ImgAlgos.NDArrAverage

[CSPadPixCoords.CSPadNDArrProducer]
source       = DetInfo(CxiDs1.0:Cspad.0) 
inkey        = 
outkey       = cspad_ndarr
outtype      = float
is_fullsize  = yes
print_bits   = 3

[ImgAlgos.NDArrCalib] 
source  = DetInfo(CxiDs1.0:Cspad.0) 
key_in  = cspad_ndarr
key_out = calibrated
do_peds = yes
do_cmod = yes
do_stat = yes
do_mask = no
do_bkgd = no
do_gain = no 
do_nrms = no
do_thre = no
fname_mask = 
fname_bkgd = 
masked_value     =  -10
threshold_nrms   =    4 
threshold        =    7
below_thre_value =    0
bkgd_ind_min     =    0
bkgd_ind_max     = 1000
bkgd_ind_inc     =   10
print_bits       =    3 

[ImgAlgos.NDArrAverage]
source       = DetInfo(CxiDs1.0:Cspad.0) 
key          = calibrated
avefile      = cspad-ave
rmsfile      = cspad-rms
#maskfile     = cspad-msk
#hotpixfile   = cspad-hot
thr_rms_ADU  = 10
thr_min_ADU  = 4
thr_max_ADU  = 10000
print_bits   = 29

[ImgAlgos.Tahometer]
dn         = 10
print_bits = 7

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