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ChristosT/speedup_video_x2.sh

Created April 29, 2019 15:25
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Speedup a video x2 using ffmpeg
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speedup_video_x2.sh
#!/usr/bin/env bash
set -u
set -e
filename=$1
ext="${filename##*.}"
base=$(basename "${filename}" "${ext}")
new_filename="${base}"_x2${ext}
# change 0.5 to 0.25 for x4 speedup
ffmpeg -i "${filename}" -vf "setpts=0.5*PTS" "${new_filename}"
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