Make scripts parallel

This commit is contained in:
Isaac Shoebottom 2023-11-21 03:31:57 -04:00
parent 870723509b
commit e1debf99fd
2 changed files with 48 additions and 2 deletions

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@ -0,0 +1,26 @@
# Output to a flat directory as I am going to use picard to rename the files after the fact
# Read each line in the file
$filePaths = Get-Content -Path $args[0]
$files = @()
foreach ($filePath in $filePaths) {
$files += Get-Item -Path $filePath
}
# Save to output folder "Output"
$destination = "Output"
if (-not (Test-Path -Path $destination)) {
New-Item -Path $destination -ItemType Directory
}
# Now use ffmpeg to convert each file to 16-bit 44.1kHz
<# This is the old way, use the new way below using -Parallel
foreach ($file in $files) {
$destinationPath = $destination + "\" + $file.Name
ffmpeg -i $file.FullName -c:a flac -sample_fmt s16 -ar 44100 $destinationPath
}
#>
$files | ForEach-Object -Parallel {
$destinationPath = $destination + "\" + $_.Name
ffmpeg -i $_.FullName -c:a flac -sample_fmt s16 -ar 44100 $destinationPath
}

View File

@ -3,16 +3,36 @@
# Get all files with the .flac extension
$files = Get-ChildItem -Path . -Filter *.flac -Recurse
Write-Host "Found" $files.Count "files"
# For each file, run ffprobe with json ouptut, and include it in a new list if it has a sample rate above 44100, and a bit depth above 16
$hq = @()
<# This is the old way, use the new way below using -Parallel
foreach ($file in $files) {
$ffprobe = ffprobe -v quiet -print_format json -show_format -show_streams $file.FullName
$ffprobe = $ffprobe | ConvertFrom-Json
$stream = $ffprobe.streams | Where-Object {$_.codec_name -eq "flac"}
if ($stream.sample_rate -gt 44100 -or $stream.bits_per_raw_sample -gt 16) {
Write-Host $file.FullName
$hq += $file
}
}
#>
$files | ForEach-Object -Parallel {
$ffprobe = ffprobe -v quiet -print_format json -show_format -show_streams $_.FullName
$ffprobe = $ffprobe | ConvertFrom-Json
if ($ffprobe.format.sample_rate -gt 44100 -and $ffprobe.streams.bits_per_raw_sample -gt 16) {
$stream = $ffprobe.streams | Where-Object {$_.codec_name -eq "flac"}
if ($stream.sample_rate -gt 44100 -or $stream.bits_per_raw_sample -gt 16) {
Write-Host $_.FullName
$hq += $_
}
}
Write-Host $hq
# Save each file in hq to a text file with its full path
foreach ($file in $hq) {
$file.FullName | Out-File -FilePath hq.txt -Append
}