ffmpeg -hwaccel auto -i aa.mp4 -i aa.srt -c copy aa.mkv
Select the .idx
file. Ffmpeg will automatically search for the .sub
file. Just another audio stream.
https://trac.ffmpeg.org/wiki/Map
yt-dlp -S "codec:h264"
yt-dlp -S "codec:h264" --playlist-end=x
yt-dlp -S "codec:h264" --write-subs --write-auto-subs --embed-subs --compat-options no-keep-subs --sub-langs en,es,en-original,es-original --convert-subs srt --remux-video mkv