Extracting tracks from video files (batch)
This article gives an example of extracting (lossless) tracks using ffmpeg
Determine which tracks to use from

ffmpeg -i inputvideo.avi

Extract the video track (0:0) and the second audio track (0:2) from the video file and copy to new file:


for %%a in (*.avi) do "ffmpeg" -i "%%a" -sn -map 0:0 -map 0:2 -vcodec copy -acodec copy "%%a".avi

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