<# .SYNOPSIS Copy a single image into a series of blurred images .DESCRIPTION This PowerShell script copies a single image file into a series of blurred images in a target dir. Requires ImageMagick 6. .PARAMETER SourceFile Specifies the path to the image source file .PARAMTER TargetDir Specifies the path to the target folder .EXAMPLE PS> ./copy-image-blurred C:\photo.jpg C:\Temp .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> param([string]$SourceFile = "", [string]$TargetDir = "") try { if ($SourceFile -eq "") { $SourceFile = Read-Host "Enter file path to source image file" } if ($TargetDir -eq "") { $TargetDir = Read-Host "Enter file path to target directory" } $StopWatch = [system.diagnostics.stopwatch]::startNew() "⏳ (1/300) Checking source image file..." if (!(Test-Path "$SourceFile" -pathType leaf)) { throw "Can't access source image file: $SourceFile" } $Basename = (Get-Item "$SourceFile").Basename "⏳ (2/300) Searching for ImageMagick 6 executable..." & convert-im6 --version if ($lastExitCode -ne "0") { throw "Can't execute 'convert-im6' - make sure ImageMagick 6 is installed and available" } [int]$ImageWidth = 3509 [int]$ImageHeight = 2481 [int]$radius = 10 [float]$heading = 0.0 [float]$distance = 0.0 for ($i = 297; $i -gt 0; $i--) { $TargetFile = "$TargetDir/$($Basename)_$($i).jpg" "⏳ ($(300 - $i)/300) Copying to $TargetFile..." [int]$x = $ImageWidth / 2 + [math]::cos($heading) * $distance [int]$y = $ImageHeight / 2 + [math]::sin($heading) * $distance & convert-im6 -fill black -draw "circle $x,$y $($x+$radius),$y" "$SourceFile" "$TargetFile" $distance += 5 $heading += 0.3 $radius += 2 $SourceFile = $TargetFile } [int]$Elapsed = $StopWatch.Elapsed.TotalSeconds "✅ copied to a series of 300 blurred images in 📂$TargetDir in $Elapsed sec." exit 0 # success } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }