Uses cropper function from findDocsInScanAndSeparate.ps1 but feeds it static coordinates, for when we used the templated scanning.

templateChopper.ps1

function chopper {
    Get-ChildItem $PSScriptRoot -Filter *.jpg | 
        Foreach-Object {
        [System.Collections.ArrayList]$gapInfo = @()
        $gapInfo += $_
        $gapInfo += 96
        $gapInfo += 96
        $gapInfo += 106
        $gapInfo += 2379
        $gapInfo += 133
        $gapInfo += 4680
        $gapInfo += 74
        $gapInfo += 7015
        cropper($gapInfo)
    }
}

function cropper {
    $fileName = $gapInfo[0]
    Write-Host The arraylist has $gapInfo.Count values.
    # The arraylist has one entry for the filename, and two for each gap, there is always 1 more
    # gap than there are cards. So starting with arraylist.Count (e.g. 9) take 1 off for the name (8)
    # and 2 off for the extra gap info (6), divide by two to get number of cards. 
    $numCards = ($gapInfo.Count - 3) / 2
    Write-Host That means the scan should have $numCards cards
    for ($i = 0; $i -lt (2 * $numCards); $i = $i + 2) {
        $overGapEnd = $gapInfo[($i + 2)] - 10
        $overGapStart = $overGapEnd - $gapInfo[($i + 1)] + 10
        $underGapEnd = $gapInfo[($i + 4)] - 10
        $height = $underGapEnd - $overGapStart
        Write-Host crop from y $overGapStart to $underGapEnd for a height of $height
        # The 3600 below worked for this batch of cards, and probably most postcards.
        $cropParams = "3600x$height+0+$overGapStart"
        $position = $i / 2 + 1
        #Write-Host position is $position
        if ($fileName -match ("(B.{1,3})\-([0-9][0-9][0-9])\-([0-9][0-9][0-9])\-([0-9][0-9][0-9])\-(.*)")) {
            $keepPos = $position + 1
            #Write-Host keepPos is $keepPos
            $replace = "`$1-`$$keepPos-`$5"
            #Write-Host replace is $replace
            $outFileName = $fileName -replace ("(B.{1,3})\-([0-9][0-9][0-9])\-([0-9][0-9][0-9])\-([0-9][0-9][0-9])\-(.*)"), ($replace)
            #Write-Host outFileName is $outFileName
        }
        $output = "$PSScriptRoot/output/$outFileName"
        # Uncomment next line to see during process what it's sending to IM.
        # Write-Host magick.exe $_ "-crop" $cropParams $output
        & magick.exe $_ "-crop" $cropParams $output
    }
}

chopper