mirror of
https://github.com/fleschutz/PowerShell.git
synced 2024-12-25 16:18:55 +01:00
52 lines
1.8 KiB
PowerShell
Executable File
52 lines
1.8 KiB
PowerShell
Executable File
<#
|
|
.SYNOPSIS
|
|
Converts an image into pixelated frames
|
|
.DESCRIPTION
|
|
This PowerShell script converts a single image file into a series of pixelated frames 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> ./convert-image2pixelated-frames C:\my_photo.jpg C:\Temp
|
|
.LINK
|
|
https://github.com/fleschutz/PowerShell
|
|
.NOTES
|
|
Author: Markus Fleschutz | License: CC0
|
|
#>
|
|
|
|
param([string]$SourceFile = "", [string]$TargetDir = "", [int]$Frames = 700)
|
|
|
|
try {
|
|
if ($SourceFile -eq "") { $SourceFile = Read-Host "Enter file path to source image file" }
|
|
if ($TargetDir -eq "") { $TargetDir = Read-Host "Enter file path to target directory" }
|
|
$StopWatch = [system.diagnostics.stopwatch]::startNew()
|
|
|
|
"⏳ (1/$Frames) Checking source image file..."
|
|
if (!(Test-Path "$SourceFile" -pathType leaf)) { throw "Can't access source image file: $SourceFile" }
|
|
$Basename = (Get-Item "$SourceFile").Basename
|
|
|
|
"⏳ (2/$Frames) Searching for ImageMagick 6 executable..."
|
|
& convert-im6 --version
|
|
if ($lastExitCode -ne "0") { throw "Can't execute 'convert-im6' - make sure ImageMagick 6 is installed and available" }
|
|
|
|
$Factor = 0.001
|
|
for ($i = 0; $i -lt $Frames; $i++) {
|
|
$FrameNo = '{0:d4}' -f $i
|
|
$TargetFile = "$TargetDir/frame_$($FrameNo).jpg"
|
|
"⏳ ($($i + 3)/$Frames) Converting with pixelation factor $Factor to $TargetFile..."
|
|
$Coeff1 = 100.0 * $Factor
|
|
$Coeff2 = 100.0 / $Factor
|
|
& convert-im6 -scale $Coeff1% -scale $Coeff2% "$SourceFile" "$TargetFile"
|
|
$Factor += 0.0005
|
|
}
|
|
|
|
[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
|
|
"✅ converted image $SourceFile to $Frames pixelated frames in 📂$TargetDir in $Elapsed sec."
|
|
exit 0 # success
|
|
} catch {
|
|
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
|
|
exit 1
|
|
}
|