從matroska文件中提取視頻和音頻

獲取所需的軟件

sudo pacman -Syy mkvtoolnix-cli

 

從matroska文件中提取視頻和音頻

首先你需要檢查matroska文件包含哪些音軌

mkvmerge --identify video.mkv

File 'video.mkv': container: Matroska
Track ID 1: video (V_MPEG4/ISO/AVC)
Track ID 2: audio (A_AC3)

然後根據他們的音軌提取視頻和音頻：

mkvextract tracks video.mkv 1:video.h264 2:audio.ac3

Extracting track 1 with the CodecID 'V_MPEG4/ISO/AVC' to the file 'video.h264'. Container format: AVC/h.264 elementary stream
Extracting track 2 with  the CodecID  'A_AC3' to the file 'audio.ac3'. Container format: Dolby Digital (AC3)
Progress:100%

文章內容來源︰https://ubuntuqa.com/zh-tw/article/608.html