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# Partially powershell version of the batch script |
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# This has multiple jobs that can convert in paralell |
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# Only tested between svg and png |
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# Read arguments from command line (sourceType, outputType, dpi, delete and width) |
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param( |
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[string]$source = "svg", |
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[string]$output = "png", |
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[int]$dpi = 96, |
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[int]$width = 0, |
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[int]$height = 1000, |
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[string]$inputFolder= '.', |
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[int]$exitAfterJobs = 1000 |
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) |
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# Define your variables here |
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$validInputs = $("svg") |
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$validOutputs = "svg", "pdf", "eps", "png" |
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$inkscapePath = "C:\Program Files\inkscape\bin\inkscape.com" |
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function PrintUsage { |
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Write-Host "Usage: InkscapeBatchConvert.ps1 -source <sourceType> -output <outputType> -dpi <dpi> -width <width> -height <height> -inputFolder <inputFolder> -exitAfterJobs <exitAfterJobs>" |
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Write-Host "Example: InkscapeBatchConvert.ps1 -source svg -output png -dpi 96 -width 0 -height 1000 -inputFolder 'c:\myfolder' -exitAfterJobs 1000" |
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exit |
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} |
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# If both provided height and width is 0, exit, since that is an error |
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if ($width -eq 0 -and $height -eq 0) { |
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Write-Host "Both width and height cannot be 0. Please provide at least one of them." |
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exit |
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} |
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# Also exit if they are negative values |
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if ($width -lt 0 -or $height -lt 0) { |
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Write-Host "Width and height cannot be negative values." |
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exit |
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} |
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# Check if the input and output types are valid |
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if ($validInputs -notcontains $source) { |
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Write-Host "Invalid source type: $source. Valid source types are: $validInputs" |
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exit |
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} |
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if ($validOutputs -notcontains $output) { |
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Write-Host "Invalid output type: $output. Valid output types are: $validOutputs" |
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exit |
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} |
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# Read source |
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# Get all files with the source type |
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$files = Get-ChildItem $inputFolder -Recurse -Filter "*.$source" |
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Write-Host "Conversion started. Will do $($files.Count) file(s)." |
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# Initialize counter |
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$count = 0 |
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# $q_height = 0 |
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# $q_width = 0 |
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# Maximum number of concurrent jobs |
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$maxJobs = 8 |
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# Queue to hold the jobs |
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$jobQueue = [System.Collections.Queue]::new() |
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# Loop through all files |
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foreach ($file in $files) { |
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# Wait for a spot to open up |
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# If the number of jobs in the queue is equal to the maximum number of concurrent jobs |
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while ($jobQueue.Count -ge $maxJobs) { |
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# Wait for any job to complete |
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$completedJob = Get-Job | Wait-Job -Any |
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Write-Host "Job completed: $($completedJob.Id)" |
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# Get the results of the completed job if needed |
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Receive-Job -Job $completedJob |
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# Remove the completed job from the job list |
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Remove-Job -Job $completedJob |
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# Remove the completed job from the queue |
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$jobQueue = $jobQueue | Where-Object { $_.Id -ne $completedJob.Id } |
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} |
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$count++ |
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if ($count -eq $exitAfterJobs) { |
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exit |
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} |
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$job = Start-Job -ScriptBlock { |
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param($file, $output, $dpi, $width, $height, $inkscapePath) |
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try { |
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$baseName = $file.Name.Replace($file.Extension, '') |
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Write-Host "$($file.FullName) -> $($file.DirectoryName)\$($baseName).$output [$count/$($files.Count)]" |
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# Query the height and width of the file, as we need to calculcate the aspect ratio |
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# Read the actual dimensions of the file (viewbox) |
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# Load the SVG file into an XML document |
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$xmlDoc = New-Object System.Xml.XmlDocument |
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$xmlDoc.Load($($file.FullName)) |
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# Get the 'svg' element |
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$svgElement = $xmlDoc.DocumentElement |
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# Get the 'viewBox' attribute |
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$viewBox = $svgElement.GetAttribute("viewBox") |
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# if the viewbox is '', then exit |
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if ($viewBox -eq '') { |
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Write-Host "The file does not have a viewBox attribute. Exiting." |
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exit |
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} |
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# The viewBox attribute is a string of four numbers: min-x, min-y, width and height |
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$viewBoxValues = $viewBox -split ' ' |
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# $q_minX = [double]$viewBoxValues[0] |
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# $q_minY = [double]$viewBoxValues[1] |
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$q_width = [double]$viewBoxValues[2] |
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$q_height = [double]$viewBoxValues[3] |
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Write-Host "Input Dimensions: Width: $q_width, Height: $q_height" |
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Write-Host "Output Dimensions: Width: $width, Height: $height" |
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# Delete the stupid output generated by querying the dimensions |
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# Calculate the correct width, if the width is 0 |
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$calc_width = $width |
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$calc_height = $height |
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if ($width -eq 0) { |
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$calc_width = [Math]::Round($height * $q_width / $q_height) |
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} |
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# Calculate the correct height, if the height is 0 |
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if ($height -eq 0) { |
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$calc_height = [Math]::Round($width * $q_height / $q_width) |
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} |
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Write-Host "Output dimensions Width: $calc_width, Height: $calc_height" |
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# Build the arguments |
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$arguments = @() |
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if ($output -eq "svg") { |
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$arguments += '-l ' |
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} |
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$arguments += "-o", "`"$($file.DirectoryName)\$($baseName).$output`"" |
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# Unless output is svg |
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if ($output -ne "svg") { |
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# Add dpi |
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$arguments += "--export-dpi=$dpi" |
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# Add width unless its 0 |
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if ($calc_width -ne 0) { |
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$arguments += "--export-width=$calc_width" |
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} |
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# Add height unless its 0 |
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if ($calc_height -ne 0) { |
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$arguments += "--export-height=$calc_height" |
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} |
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# $arguments += "--export-use-hints" |
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$arguments += "--export-area-page" |
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# $arguments += "--export-area-drawing" |
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} |
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$arguments += "`"$($file.FullName)`"" |
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# Print out arguments |
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Write-Host "Arguments: $arguments" |
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Write-Host $inkscapePath $($arguments -join ' ') |
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# Write-Host $arguments |
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# Now run inkscape with the arguments |
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# |
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& $inkscapePath $arguments |
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# Define the done and output folders |
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$doneFolder = Join-Path $file.DirectoryName 'done' |
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$outputFolder = Join-Path $file.DirectoryName 'output' |
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# Create the folders if they don't exist |
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if (!(Test-Path -Path $doneFolder)) { |
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New-Item -ItemType Directory -Path $doneFolder | Out-Null |
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} |
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if (!(Test-Path -Path $outputFolder)) { |
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New-Item -ItemType Directory -Path $outputFolder | Out-Null |
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} |
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# Move the SVG file to the done folder |
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Move-Item -Path $file.FullName -Destination $doneFolder |
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# Move the PNG file to the output folder |
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$pngFile = Join-Path $file.DirectoryName "$($baseName).$output" |
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Move-Item -Path $pngFile -Destination $outputFolder |
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} |
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catch { |
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Write-Host "Error: $($_.Exception.Message)" |
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} |
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} -ArgumentList $file, $output, $dpi, $width, $height, $inkscapePath |
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# Add the job to the queue |
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$jobQueue += $job |
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} |
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Write-Host |
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Write-Host "$count file(s) converted from $source to $output!" |
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Write-Host |
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# Wait for all remaining jobs to complete |
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foreach ($job in Get-Job) { |
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$job | Wait-Job | Receive-Job |
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$job | Remove-Job |
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} |
