k2blackstripecheck

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Name	k2blackstripecheck
Permalink	https://serialemscripts.nexperion.net/script/51
Category	High-Level Functions
Language	SerialEM Scripting
Description	Detects when K2 sector fails, pauses acquisition, sends email, close valves.
Author	Wim Hagen

Version History

Version 0.1 (November 04, 2019; 505 download(s); SerialEM version ≥ (untested))

Version 0.1

Download

Upload date	November 04, 2019
Download count	505
SerialEM version ≥	(untested)

# check for K2 black stripe
CallFunction DetectBlackStripe

Function DetectBlackStripe
   ImageProperties A xsize ysize binning
   echo $xsize $ysize $binning
   Height = 512 / $binning
   Width = 512 / $binning
   
   # 90 degree rotation so horizontal stripes
   If $xsize < $ysize
      Loop 7 index
         x0 = 0
         x1 = $xsize - 1
         y0 = ($index - 1) * $Height + 10
         y1 = $index * $Height  - 10
         #echo $x0 $x1 $y0 $y1 
         SubareaMean $x0 $x1 $y0 $y1 mean
         If $mean < $BlackStripeTreshold 
            echo  mean =  $mean : black stripe!
            #MailSubject Krios 1
            #SendEmail Black stripe problem, acquisition paused, valves closed.
            #SetColumnOrGunValve 1
            #Pause Restart camera (see EM-help) then continue 
         endif
      endloop
      
      yend = $ysize - 1
      SubareaMean $x0 $x1 $y1 $yend mean
      if $mean < $BlackStripeTreshold 
         echo  mean =  $mean : black stripe!
         #MailSubject Krios 1
         #SendEmail Black stripe problem, acquisition paused, valves closed.
         #SetColumnOrGunValve 1
         #Pause Restart camera (see EM-help) then continue 
      endif
   Endif 
   
   # 0 degree rotation so vertical stripes
   If $xsize > $ysize
      Loop 7 index
         echo $index
         x0 = ($index - 1) * $Width + 10
         x1 = $index * $Width  - 10
         y0 = 0
         y1 = $ysize - 1 
         SubareaMean $x0 $x1 $y0 $y1 mean
         echo $x0 $x1 $y0 $y1 $mean
         If $mean < $BlackStripeTreshold 
            echo  mean =  $mean : black stripe!
            #MailSubject Krios 1
            #SendEmail Black stripe problem, acquisition paused, valves closed.
            #SetColumnOrGunValve 1
            #Pause Restart camera (see EM-help) then continue 
         endif
      endloop
      
      xend = $xsize - 1
      SubareaMean $x1 $xend $y0 $y1 mean
      echo $x0 $x1 $y0 $y1 $mean
      If $mean < $BlackStripeTreshold 
         echo  mean =  $mean : black stripe!
         #MailSubject Krios 1
         #SendEmail Black stripe problem, acquisition paused, valves closed.
         #SetColumnOrGunValve 1
         #Pause Restart camera (see EM-help) then continue 
      endif
   Endif 
   
endfunction

License

This code can be shared and adapted under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) License (https://creativecommons.org/licenses/by-nc-sa/4.0/)