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podlom/_change_mp3_speed.sh

Created January 4, 2024 16:46
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Change mp3 files speed (speed up or slow down audio files)
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_change_mp3_speed.sh
#/bin/sh
speed="1.15"
mkdir "speed-${speed}x"
for f in *.mp3
do ffmpeg -i "$f" -filter:a "atempo=${speed}" "./speed-${speed}x/$f"
done
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