OCR

prepare_image.bat

@echo off
rem the name of the script is drive path name of the Parameter %0
rem (= the batch file) but with the extension ".ps1"
set PSScript=%~dpn0.ps1
set args=%1
:More
shift
if '%1'=='' goto Done
set args=%args%, %1
goto More
:Done
powershell.exe -NoExit -Command "& '%PSScript%' '%args%'"

prepare_image.ps1

$files = $args[0].Split(',') | % {$_.Trim()}

$threshold = '55%'

foreach ($file in $files) {
    Write-Host "Converting $file"
    magick convert $file `
        -type Grayscale -threshold $threshold `
        -define connected-components:area-threshold=3 `
        -define connected-components:mean-color=true `
        -connected-components 8 `
    "$file.png"
}


Write-Host "`nFiles converted"