@Echo off
SETLOCAL
REM temporary subbed MKV settings
SET vcodec=libx265
SET vavg=3000
SET vmin=100
SET vmax=4000
SET acodec=copy
SET tempsub=sub
SET width=1920
SET height=1080
REM webm settings
SET vidbitrateavg=1099
SET vidbitratemin=10
SET vidbitratemax=1500
SET audiobitrate=128
SET d=[RES720p_2pass_%vidbitratemin%.%vidbitrateavg%.%vidbitratemax%_pixel-yuv420p]
SET t=[RES720p_2pass_%vidbitratemin%.%vidbitrateavg%.%vidbitratemax%_pixel-yuv420p]
REM paths
mkdir out
for %%f in (*.mkv) do (
REM add subs to temporary video
ffmpeg -y -i "%%~f" -map 0:s:0 subtitles.ass
ffmpeg -y -i "%%~f" -vf "subtitles=subtitles.ass" -map 0:v:0 -map 0:a:0 -c:v:0 %vcodec% -minrate %vmin%k -b:v %vavg%k -maxrate %vmax%k -c:a:0 %acodec% -cpu-used:v 0 -deadline best -tile-columns 4 -frame-parallel 1 -threads 8 -metadata:s:v:0 title="%%~nf" -metadata title="%%~nf" -pix_fmt yuv420p -pass:v 1 -f matroska NUL
ffmpeg -y -i "%%~f" -vf "subtitles=subtitles.ass" -map 0:v:0 -map 0:a:0 -c:v:0 %vcodec% -minrate %vmin%k -b:v %vavg%k -maxrate %vmax%k -c:a:0 %acodec% -cpu-used:v 0 -deadline best -tile-columns 4 -frame-parallel 1 -threads 8 -metadata:s:v:0 title="%%~nf" -metadata title="%%~nf" -pix_fmt yuv420p -pass:v 2 "%%~nf sub%%~xf"
DEL "subtitles.ass"
REM encode combined hardsubbed video
ffmpeg -y -i "%%~nf sub%%~xf" -map 0:v:0 -map 0:a:0 -c:v:0 libvpx-vp9 -minrate %vidbitratemin%k -b:v %vidbitrateavg%k -maxrate %vidbitratemax%k -c:a:%audiobitrate% libopus -cpu-used:v 0 -deadline best -tile-columns 4 -frame-parallel 1 -threads 8 -metadata:s:v:0 title="%%~nf %t%" -metadata title="%%~nf %t%" -metadata comments="%metacomment%" -pix_fmt yuv420p -pass:v 1 -f webm NUL
ffmpeg -y -i "%%~nf sub%%~xf" -map 0:v:0 -map 0:a:0 -c:v:0 libvpx-vp9 -minrate %vidbitratemin%k -b:v %vidbitrateavg%k -maxrate %vidbitratemax%k -c:a:%audiobitrate% libopus -cpu-used:v 0 -deadline best -tile-columns 4 -frame-parallel 1 -threads 8 -metadata:s:v:0 title="%%~nf %t%" -metadata title="%%~nf %t%" -metadata comments="%metacomment%" -pix_fmt yuv420p -pass:v 2 "./out/%%~nf %d%.webm"
DEL "%%~nf sub%%~xf"
DEL "ffmpeg2pass-0.log.mbtree"
DEL "ffmpeg2pass-0.log"
)
#shutdown.exe /h