批量批取mkv文件中的audio

https://www.chrismacpherson.net/audio/video/extract-audio-or-video-from-mkv-with-mkvtoolnix/

 

 

 

其他：

https://mkvtoolnix.download/doc/mkvextract.html

https://www.systutorials.com/docs/linux/man/1-mkvextract/

https://linux.die.net/man/1/mkvextract