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71 lines
2.4 KiB
Markdown
71 lines
2.4 KiB
Markdown
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## The *convert-image2blurred-frames.ps1* Script
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convert-image2blurred-frames.ps1 [[-ImageFile] <string>] [[-TargetDir] <string>] [[-ImageWidth] <int>] [[-ImageHeight] <int>] [[-Frames] <int>]
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## Parameters
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```powershell
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[<CommonParameters>]
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This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
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WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
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```
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## Source Code
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```powershell
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<#
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.SYNOPSIS
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Converts an image into blurred frames
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.DESCRIPTION
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This PowerShell script converts a single image file into a series of blurred frames in a target dir.
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Requires ImageMagick 6.
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.PARAMETER ImageFile
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Specifies the path to the image file
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.PARAMTER TargetDir
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Specifies the path to the target folder
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.EXAMPLE
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PS> ./convert-image2blurred-frames C:\photo.jpg C:\Temp
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz | License: CC0
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#>
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param([string]$ImageFile = "", [string]$TargetDir = "", [int]$ImageWidth = 1920, [int]$ImageHeight = 1393, [int]$Frames = 600)
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try {
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if ($ImageFile -eq "") { $ImageFile = Read-Host "Enter file path to image file" }
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if ($TargetDir -eq "") { $TargetDir = Read-Host "Enter file path to target directory" }
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$StopWatch = [system.diagnostics.stopwatch]::startNew()
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"⏳ (1/$Frames) Checking image file..."
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if (!(Test-Path "$ImageFile" -pathType leaf)) { throw "Can't access image file: $ImageFile" }
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$Basename = (Get-Item "$ImageFile").Basename
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"⏳ (2/$Frames) Searching for ImageMagick 6..."
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& convert-im6 --version
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if ($lastExitCode -ne "0") { throw "Can't execute 'convert-im6' - make sure ImageMagick 6 is installed and available" }
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[int]$centerX = $ImageWidth / 2
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[int]$centerY = $ImageHeight / 2
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[int]$x = 0
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[float]$increment = $centerX / $Frames
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for ($i = 0; $i -lt $Frames; $i++) {
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$FrameNo = '{0:d4}' -f $i
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$TargetFile = "$TargetDir/frame_$($FrameNo).jpg"
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"⏳ ($i/$Frames) Converting with r=$($centerX - $x) to $TargetFile..."
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& convert-im6 -stroke black -strokewidth 9 -fill white -draw "circle $centerX,$centerY $x,$centerY" "$ImageFile" "$TargetFile"
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$x += $increment
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}
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[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
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"✅ converted image $ImageFile to $Frames blurred frames in 📂$TargetDir in $Elapsed sec."
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exit 0 # success
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} catch {
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"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
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exit 1
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}
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```
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*Generated by convert-ps2md.ps1 using the comment-based help of convert-image2blurred-frames.ps1*
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