[FEATURE REQ] CMD options about axiom HOT 9 OPEN

Failed to initialize encoder: Invalid parameter
Additional information: rc_twopass_stats_in.buf not set.

start "" /b /wait /belownormal ffmpeg -i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K "C:\path\to\video.webm"

start "" /b /wait /belownormal ffmpeg -i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K -pass 1 NUL &&
start "" /b /wait /belownormal ffmpeg -i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K -pass 2 "C:\path\to\video.webm"

cd /d "C:\path\to\" && 

for %f in (*.mpg) do (echo) && 

start "" /b /wait /belownormal ffmpeg 

-i "C:\path\to\%f" -c:v libvpx -b:v 1300K "C:\path\to\%~nf.webm"

($Process = Start-Process ffmpeg -NoNewWindow -ArgumentList '-i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K "C:\path\to\video.webm"' -PassThru).PriorityClass = [System.Diagnostics.ProcessPriorityClass]::BelowNormal; Wait-Process -Id $Process.id

($Process = Start-Process ffmpeg -NoNewWindow -ArgumentList '-i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K -pass 1 NUL' -PassThru).PriorityClass = [System.Diagnostics.ProcessPriorityClass]::BelowNormal; Wait-Process -Id $Process.id;

($Process = Start-Process ffmpeg -NoNewWindow -ArgumentList '-i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K -pass 2 "C:\path\to\video.webm"' -PassThru).PriorityClass = [System.Diagnostics.ProcessPriorityClass]::BelowNormal; Wait-Process -Id $Process.id;

$files = Get-ChildItem "C:\path\to\" -Filter *.mpg;

foreach ($f in $files) {

    $fullName = $f.FullName; 
    $inputName = $f.Name; 
    $outputName = (Get-Item $inputName).Basename; 

    ($Process = Start-Process ffmpeg -NoNewWindow -ArgumentList '-i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K "C:\path\to\video.webm"' -PassThru).PriorityClass = [System.Diagnostics.ProcessPriorityClass]::BelowNormal; Wait-Process -Id $Process.id
}

& "C:\path\to\ffmpeg\bin\ffmpeg.exe" 
& "C:\path\to\ffmpeg\bin\ffprobe.exe" 

Start-Process "C:\path\to\ffmpeg\bin\ffmpeg.exe" 

ffmpeg
ffprobe

-ArgumentList '-i "C:\path\to\video.mpg" -c:v libvpx -b:v 1300K -vf "subtitles='C\:\\path\\to\\subtitles.srt'" "C:\path\to\video.webm"'

-ArgumentList "-i `"C:\path\to\video.mpg`" -c:v libvpx -b:v 1300K -vf `"subtitles='C\:\\path\\to\\subtitles.srt'`" `"C:\path\to\video.webm`""