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# Converts videos back to x264 for VR playback for given path:
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# Converter: https://github.com/rigaya/NVEnc/releases
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# Maximum VR Video Dimensions for Oculus Go are: 3840x2048 pixel!! Higher resolution ends with blackscreen!
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# Maximum resolution for x264 codec is = 4096x4096 pixel!
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#-----------------------------------------------------------------------
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# Edit the $videoPath variable to point to your video-files folder:
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$videoPath = 'Z:\__VR_SP_CONTENT\_data'
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#-----------------------------------------------------------------------
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$forceReviewAll = $false # If set to $true all failed conversions are reviewed even those that are obviously corrupt.
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$forceReconvertAllToMatchVRresolution = $true; # only x264 videos AND videos not bigger than 3840x2048 pixel are playable on the Oculus Go.
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$NVEncoder = "$PSScriptRoot\..\encoder\NVEncC64.exe"
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$fileTester = "$PSScriptRoot\..\mediainfo.exe"
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$reviewPlayer = "C:\Program Files\VideoLAN\VLC\vlc.exe"
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#############################################################################################################
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# Testing and conversion preparations #
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#############################################################################################################
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if(!(Test-Path $NVEncoder -PathType leaf))
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{
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Write-Host "NVEncC64.exe not found, please check path in `"$NVEncoder`"." -ForegroundColor Yellow
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Read-Host -Prompt "Press Enter to exit"
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exit
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}
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# Get video list from provided path:
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$videos = Get-ChildItem -LiteralPath $videoPath -Name -Recurse -Include ('*.mp4', '*.mkv') #('*.avi', '*.mp4', '*.mkv') - avi currently doesn't work.
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# Instantiating used variables:
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$videoID = 1
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$convertedVideos = 0
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$notConvertedVideos = 0
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$failedVideos = 0
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# Square brackets are used as wildcards in Powershell.
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# To recognize this as normal text, the LogWite function uses the -LiteralPath parameter instead of the -Path parameter.
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$logFolderName = $((Get-Date).tostring("yyyy-MM-dd") + ' - [run started at ' + (Get-Date).tostring("HH-mm") + ']')
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$count = $videos.Count
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if($videos.Count -lt 1)
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{
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Write-Host "No videos found in: $videoPath" -ForegroundColor Red
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Read-Host -Prompt "Press Enter to exit"
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exit
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}
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# Log write function:
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Function LogWrite
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{
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Param ([string]$logstring)
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Add-content -LiteralPath $Logfile -value $logstring
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}
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# Create new log directory:
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New-Item -itemType Directory -Path $PSScriptRoot\..\logs\ -Name $logFolderName > $null
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# Calculates the total size of the given directory in GB:
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Write-Host "Inizialization in progress.."
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$folderSizeInGB = "{0:N2} GB" -f ((Get-ChildItem $videoPath -Recurse | Measure-Object -Property Length -Sum -ErrorAction Stop).Sum / 1GB)
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Clear-Host # Clears the upper message from the window
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#############################################################################################################
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# END - Testing and conversion preparations
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#############################################################################################################
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# Main conversion process #
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#############################################################################################################
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Write-Host "Found $count videos with a total size of $folderSizeInGB - starting converter.." -ForegroundColor Cyan
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Write-Host
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Write-Host
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Write-Host "------------------------------------------------------------------------------------------------"
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foreach($video in $videos)
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{
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$video = $video.Replace("`"", "")
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$inputFile = $videoPath + "\" + $video
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# Get and check File info for codec and resolution, if it's already HEVC: - JSON query: (['media']['track'][1]['Format'])
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$fileDetails = cmd /c $fileTester $inputFile --Output=JSON | ConvertFrom-Json
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$codec = $fileDetails.media.track[1].Format
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$reconvert = $false
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$resolution_width = $fileDetails.media.track[1].Width
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$resolution_height = $fileDetails.media.track[1].Height
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if($resolution_width -gt '3840') # max resolution for x264 = 4096
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{
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if ($forceReconvertAllToMatchVRresolution)
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{
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$reconvert = $true
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}
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$new_resolution_width = '3840'
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$new_resolution_height = $resolution_height / $resolution_width * $new_resolution_width
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if ($new_resolution_height -gt '2048')
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{
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$new_resolution_width = $new_resolution_width / $new_resolution_height * '2048'
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$new_resolution_height = '2048'
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}
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}
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# If not already x264 or reconvert, converting video using NVEncC64:
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if(($codec -eq "HEVC") -or ($reconvert))
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{
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# Configure new file naming:
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if ($video -match "265")
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{
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$outputFile = $videoPath + "\" + $video.Replace("265", "264")
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} else {
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$outputFile = $videoPath + "\" + $video.Insert(($video.Length - 4), '-x264')
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}
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Write-Host "Analyzing video ($videoID of $count), starting convertion of number: $($convertedVideos + 1) please wait.." -ForegroundColor Magenta
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Write-Host "$video `nto:`n$outputFile" -ForegroundColor White
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Write-Host
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# If the Subtitles should not be copied, delete the "--sub-copy 1,2" argument.
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$arguments = "--input `"$inputFile`" --codec AVC --audio-copy 1,2,3,4 --sub-copy 1,2,3,4 --profile high --output-res $($new_resolution_width)x$($new_resolution_height) --output `"$outputFile`""
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Start-Process $NVEncoder -ArgumentList $arguments -WindowStyle Minimized
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$processName = 'NVEncC64'
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Start-Sleep -Seconds 1
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# Sets to use 3 cores (always set to one less core that your CPU has)
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# 2 Cores = 3, 3 Cores = 7, 4 cores = 15, 5 cores = 31, 6 cores = 63
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# Code to calculate for your CPU:
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# $noOfCores = Get-WmiObject Win32_Processor | Measure-Object NumberOfLogicalProcessors -Sum
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# $noOfCores.Sum = $noOfCores.Sum - 1
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# [math]::Pow(2,$($noOfCores).Sum) - 1
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#
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$process = Get-Process $processName; $process.ProcessorAffinity=7
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Start-Sleep -Seconds 2
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# Sets priorty to High
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# Values: High, AboveNormal, Normal, BelowNormal, Low
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$process = Get-Process -Id $process.Id
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$process.PriorityClass = 'High'
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# Waits for process to complete
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$processID = (Get-Process $processName).id
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Wait-Process -Id $processID
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if(Test-Path -LiteralPath $outputFile)
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# Specifies a path to be tested. Unlike Path, the value of the LiteralPath parameter is used exactly as it is typed.
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#No characters are interpreted as wildcard characters.
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{
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Write-Host "CONVERSION DONE! FILE: `"$outputFile`" FOUND" -ForegroundColor Yellow
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Start-Sleep -Seconds 4
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# Check if File is valid; the duration of video must be the same! (['media']['track'][0]['Duration']):
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$fileDetails_new = cmd /c $fileTester $outputFile --Output=JSON | ConvertFrom-Json
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# This code gets the duration and splits it in two parts, only the part before the "." is needed:
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$StreamSize_old,$notused = $($fileDetails.media.track[0].Duration).split('.')
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$StreamSize_new,$notused = $($fileDetails_new.media.track[0].Duration).split('.')
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Write-Host
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Write-Host "Old Duration was: $StreamSize_old `nnew Duration is: $StreamSize_new" -ForegroundColor White
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Write-Host
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if ($StreamSize_new -eq $StreamSize_old)
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{
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# Delete old video File!
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Write-Host "Conversion Successful! - Deleting old file.."
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Write-Host
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Write-Host "------------------------------------------------------------------------------------------------"
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|
Remove-Item -LiteralPath $inputFile
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$convertedVideos = $convertedVideos + 1
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$Logfile = "$PSScriptRoot\..\logs\$logFolderName\successfully_converted.log"
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LogWrite "$outputFile"
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} else
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{
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if (($StreamSize_new -eq $($StreamSize_old - 1)) -or ($($StreamSize_new - 1) -eq $StreamSize_old))
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|
{
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# Newly converted file does not match exactly the old duration. But diffrence its not more than 1 sec!
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Write-Host "Conversion Done! - Streamsize is not exactly the same. But still OK - Ignoring!"
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Write-Host
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|
Write-Host "------------------------------------------------------------------------------------------------"
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|
Remove-Item -LiteralPath $inputFile
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$convertedVideos = $convertedVideos + 1
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|
$Logfile = "$PSScriptRoot\..\logs\$logFolderName\successfully_converted.log"
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|
LogWrite "$outputFile"
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|
} elseif (($StreamSize_new -ge $($StreamSize_old - 20)) -or ($($StreamSize_new - 20) -ge $StreamSize_old))
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{
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|
# New converted file has been converted but with up to max 20 seconds deviation!
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|
Write-Host "Conversion Done! - But streamsize is not the same. - Please review!"
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|
Write-Host
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|
|
Write-Host "------------------------------------------------------------------------------------------------"
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|
$review = $true
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|
$convertedVideos = $convertedVideos + 1
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|
$Logfile = "$PSScriptRoot\..\logs\$logFolderName\review_needed.log"
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|
LogWrite "$inputFile,$outputFile"
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|
} else
|
|
|
{
|
|
|
if ($forceReviewAll)
|
|
|
{
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|
# Mark probably corrupted file for review
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|
|
Write-Host "Conversion Failed! - Marked for review! because it is desired."
|
|
|
Write-Host
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|
|
Write-Host "------------------------------------------------------------------------------------------------"
|
|
|
$review = $true
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|
|
$convertedVideos = $convertedVideos + 1
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|
|
$Logfile = "$PSScriptRoot\..\logs\$logFolderName\review_needed.log"
|
|
|
LogWrite "$inputFile,$outputFile"
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|
|
} else
|
|
|
{
|
|
|
# Delete obviously corrupt File!
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|
|
Write-Host "Conversion Failded! - Deleting new converted file.." -ForegroundColor Red
|
|
|
Write-Host
|
|
|
Write-Host "------------------------------------------------------------------------------------------------"
|
|
|
Remove-Item -LiteralPath $outputFile
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|
$failedVideos = $failedVideos + 1
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|
$notConvertedVideos = $notConvertedVideos + 1
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|
$Logfile = "$PSScriptRoot\..\logs\$logFolderName\error_during_conversion.log"
|
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|
LogWrite "$inputFile,$StreamSize_new,$StreamSize_old,"
|
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|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
} else
|
|
|
{
|
|
|
# Alert if video doesn't need conversion:
|
|
|
Write-Host "Analyzing video ($videoID of $count) - skip" -ForegroundColor Magenta
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|
|
Write-Host "$video is already in correct format!" -ForegroundColor Green
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|
|
Write-Host
|
|
|
Write-Host "------------------------------------------------------------------------------------------------"
|
|
|
# Increments not converted video counter:
|
|
|
$notConvertedVideos = $notConvertedVideos + 1
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|
|
$Logfile = "$PSScriptRoot\..\logs\$logFolderName\skipped_files.log"
|
|
|
LogWrite "$inputFile"
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|
|
}
|
|
|
# Increments video counter:
|
|
|
$videoID = $videoID + 1
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|
|
$outputFile = "" # Resets the variable to nothing, that in case of an error the old file is not affected.
|
|
|
}
|
|
|
#############################################################################################################
|
|
|
# END - Main conversion process
|
|
|
|
|
|
|
|
|
|
|
|
#############################################################################################################
|
|
|
# Evaluation part of the conversion script #
|
|
|
#############################################################################################################
|
|
|
if ($review)
|
|
|
{
|
|
|
$reviewFiles = Get-content -LiteralPath "$PSScriptRoot\..\logs\$logFolderName\review_needed.log" | Measure-Object –Line
|
|
|
$ReviewCount = $reviewFiles.Lines
|
|
|
|
|
|
Write-Host "There are $ReviewCount files to review.." -ForegroundColor Yellow
|
|
|
Read-Host -Prompt "Press Enter to start reviewing first file"
|
|
|
Write-Host
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|
|
Write-Host "################################################################################################"
|
|
|
$review_count = 1
|
|
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|
|
|
foreach($review_pair in Get-Content -LiteralPath "$PSScriptRoot\..\logs\$logFolderName\review_needed.log")
|
|
|
{
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|
|
$oldFile,$newFile = $review_pair.split(',')
|
|
|
Write-Host "Playing $review_count converted file: $newFile"
|
|
|
Write-Host
|
|
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|
|
|
# Starting VLC Player with the file to review
|
|
|
Start-Process $reviewPlayer -ArgumentList `"$newFile`"
|
|
|
Start-Sleep -Seconds 6
|
|
|
|
|
|
# Wait until player is closed.
|
|
|
$processID = (Get-Process "vlc").id
|
|
|
Wait-Process -Id $processID
|
|
|
|
|
|
$msg = 'Do you want to keep the newly converted file and delete the old? (N for deleting NEW-file) [Y/N]'
|
|
|
do {
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|
|
$response = Read-Host -Prompt $msg
|
|
|
} until (($response -eq 'n') -or ($response -eq 'y'))
|
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|
|
|
if ($response -eq 'y')
|
|
|
{
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|
|
Write-Host "delete old file, keep newly converted.."
|
|
|
$to_delete = $oldFile
|
|
|
} else
|
|
|
{
|
|
|
Write-Host "delete newly converted, keep old file"
|
|
|
$to_delete = $newFile
|
|
|
$failedVideos = $failedVideos + 1
|
|
|
$convertedVideos = $convertedVideos - 1
|
|
|
}
|
|
|
Write-Host "DELETED: $to_delete" -ForegroundColor Red
|
|
|
Remove-Item -LiteralPath $to_delete
|
|
|
Write-Host "------------------------------------------------------------------------------------------------"
|
|
|
Start-Sleep -Seconds 2
|
|
|
}
|
|
|
}
|
|
|
|
|
|
Write-Host "Final calculations are in progress.."
|
|
|
$folderSizeInGB2 = "{0:N2} GB" -f ((Get-ChildItem $videoPath -Recurse | Measure-Object -Property Length -Sum -ErrorAction Stop).Sum / 1GB)
|
|
|
if($notConvertedVideos -eq 0)
|
|
|
{
|
|
|
Write-Host "Finished converted $convertedVideos out of $count videos." -ForegroundColor Green
|
|
|
} else
|
|
|
{
|
|
|
if($failedVideos -eq 0)
|
|
|
{
|
|
|
Write-Host "Finished converted $convertedVideos out of $count videos. - $notConvertedVideos where not converted because of already correct codec!" -ForegroundColor Green
|
|
|
} else
|
|
|
{
|
|
|
Write-Host "Finished converted $convertedVideos out of $count videos. - $notConvertedVideos where not converted because error or already correct codec!!" -ForegroundColor Green
|
|
|
Write-Host "$failedVideos have failed!" -ForegroundColor Red
|
|
|
|
|
|
}
|
|
|
}
|
|
|
Write-Host "Directory size before conversion: $folderSizeInGB"
|
|
|
Write-Host "Directory size after conversion: $folderSizeInGB2"
|
|
|
|
|
|
Read-Host -Prompt "Press Enter to exit"
|
|
|
#############################################################################################################
|
|
|
# END - conversion script |