Created
August 30, 2020 11:55
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subtract 9hours from creation time
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| target_dir=creation_time_changed | |
| mkdir "$target_dir" | |
| for movie in *.MP4; do | |
| creation_time=$(TZ=0 gdate -d "$(ffprobe -v quiet -select_streams v:0 -show_entries stream_tags=creation_time -of default=noprint_wrappers=1:nokey=1 $movie | sed 's/Z/+09:00/')" "+%Y-%m-%dT%T.000000Z") | |
| ffmpeg -i $movie -metadata creation_time="$creation_time" -c copy "${target_dir}/${movie}" | |
| done |
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