media conversion powershell added

2026-09-25 17:34:01 -06:00
parent 9bfedfafc5
commit 586e8746be
2 changed files with 87 additions and 2 deletions
@@ -0,0 +1,85 @@
+param (
+    [Parameter(Mandatory = $true, Position = 0)]
+    [string]$Ext1,
+
+    [Parameter(Mandatory = $true, Position = 1)]
+    [string]$Ext2,
+
+    [int]$Jobs = 4  # Number of simultaneous conversions
+)
+
+$sourceExt = $Ext1.TrimStart('.')
+$targetExt = $Ext2.TrimStart('.')
+$audioExts = @('opus', 'ogg', 'flac', 'wav')
+
+$files = Get-ChildItem -File -Recurse -Filter "*.$sourceExt"
+
+if ($files.Count -eq 0) {
+    Write-Host "No files matching *.$sourceExt found." -ForegroundColor Yellow
+    return
+}
+
+Write-Host "Starting conversion using $Jobs parallel jobs..." -ForegroundColor Green
+
+$files | ForEach-Object -Parallel {
+    $file = $_
+    $targetExt = $using:targetExt
+    $audioExts = $using:audioExts
+
+    $outputPath = Join-Path -Path $file.DirectoryName -ChildPath "$($file.BaseName).$targetExt"
+    $relativePath = Resolve-Path -Path $file.FullName -Relative
+
+    Write-Host "Processing: $relativePath" -ForegroundColor Cyan
+
+    if ($audioExts -contains $targetExt.ToLower()) {
+        ffmpeg -y -i $file.FullName -c:a libopus -b:a 128k -vbr on $outputPath 2>$null
+    } else {
+        # -preset 8 drastically speeds up SVT-AV1 while maintaining high quality
+        ffmpeg -y -i $file.FullName -c:v libsvtav1 -crf 26 -preset 8 -c:a libopus -b:a 128k $outputPath 2>$null
+    }
+} -ThrottleLimit $Jobs
+
+Write-Host "Finished processing $($files.Count) file(s)." -ForegroundColor Green
+
+# -------------------------------------------------------------------------
+# Step 1: Recursively delete all existing .sha256 files
+# -------------------------------------------------------------------------
+Write-Host "Deleting existing .sha256 files recursively..." -ForegroundColor Yellow
+Get-ChildItem -Path . -Recurse -Filter "*.sha256" -File | Remove-Item -Force
+
+# -------------------------------------------------------------------------
+# Step 2: Run checksums in current directory and every subdirectory
+# -------------------------------------------------------------------------
+Write-Host "Generating checksums in each subfolder..." -ForegroundColor Cyan
+
+# Gather current working directory and all child directories
+$allDirs = @((Get-Item .).FullName) + (Get-ChildItem -Path . -Recurse -Directory | Select-Object -ExpandProperty FullName)
+
+foreach ($dir in $allDirs) {
+    Push-Location $dir
+    try {
+        Write-Host "Updating checksums in: $dir" -ForegroundColor Gray
+        checksum * -o
+    } finally {
+        Pop-Location
+    }
+}
+
+# -------------------------------------------------------------------------
+# Step 3: Recursively verify checksums in each directory
+# -------------------------------------------------------------------------
+Write-Host "Verifying checksums in each subfolder..." -ForegroundColor Cyan
+
+foreach ($dir in $allDirs) {
+    Push-Location $dir
+    try {
+        if (Test-Path "checksums.sha256") {
+            Write-Host "Verifying: $dir" -ForegroundColor Gray
+            checksum -c checksums.sha256
+        }
+    } finally {
+        Pop-Location
+    }
+}
+
+Write-Host "All conversions, checksum creations, and verifications completed successfully." -ForegroundColor Green