Public/System/Join-Video.ps1
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function Join-Video { [CmdletBinding()] [CmdLetTag()] param ( [parameter(ValueFromPipeline)] [System.IO.FileInfo[]]$Video, [parameter()] [string]$OutputFile="output.mp4" ) begin { $PSCmdlet|Write-PSCmdLetBegin if (!(Get-Chocopackage ffmpeg)){ Install-ChocoPackage ffmpeg } $files=@() } process { $Video|ForEach-Object{ Push-Location $_.DirectoryName $transCode="$($_.BaseName).ts" Remove-Item $transCode -Force -ErrorAction SilentlyContinue $files+=$transCode $name=$_.Name Invoke-Script{ ffmpeg -i $name -c copy -bsf:v h264_mp4toannexb -f mpegts $transCode } Pop-Location } } end { Remove-Item $OutputFile -ErrorAction SilentlyContinue Push-Location (Get-Item $Video|Select-Object -First 1).DirectoryName Invoke-Script{ ffmpeg -i "concat:$(($files|Join-String -Separator '|'))" -c copy -bsf:a aac_adtstoasc $OutputFile } $files|Remove-Item -ErrorAction SilentlyContinue Get-Item $OutputFile Pop-Location } } |