# encoding: ascii # api: powershell # title: Resize-Image # description: A simple image resizer … # version: 0.25 # author: Joel Bennett # license: CC0 # x-poshcode-id: 2000 # x-archived: 2016-03-05T01:40:08 # x-published: 2011-07-21T09:39:00 # # ## NOTE: Destination must end in .bmp, .gif, .png, .wmp, .jpeg or .tiff param($source = "C:\Windows\Web\Wallpaper\Windows\img0.jpg", $destination = "$Home\Pictures\thumb0.png", $scale = 0.25) Add-Type -Assembly PresentationCore ## Open and resize the image $image = New-Object System.Windows.Media.Imaging.TransformedBitmap (New-Object System.Windows.Media.Imaging.BitmapImage $source), (New-Object System.Windows.Media.ScaleTransform $scale,$scale) ## Put it on the clipboard (just for fun) [System.Windows.Clipboard]::SetImage( $image ) ## Write out an image file: $stream = [System.IO.File]::Open($destination, "OpenOrCreate") $encoder = New-Object System.Windows.Media.Imaging.$([IO.Path]::GetExtension($destination).substring(1))BitmapEncoder $encoder.Frames.Add([System.Windows.Media.Imaging.BitmapFrame]::Create($image)) $encoder.Save($stream) $stream.Dispose()