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alexkuang0/extract.sh

Created April 27, 2022 05:52
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Extract audios from all videos in a directory
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extract.sh
# assume that all videos in the directory are of the same codec
# first choose one of the videos to see the codec of audio
ffprobe xxx.mp4
# batch convert (in this example: mp4 -> aac)
for i in *.mp4; do ffmpeg -i "$i" -vn -acodec copy "${i%.*}.aac"; done
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