rename every video file with timestamp from metadata

rename_videos.sh

# oneliner:
ls videos | xargs -I{} sh -c 'cp "videos/{}" $(exiftool -createdate -S "videos/{}" | cut -d " " -f2-  | sed "s/[: ]//g")_$(printf "%05d.mp4" $RANDOM)'



# ### script mode:
# for video in $(ls videos/); do
#    createdate=$(exiftool -createdate -S "videos/${video}" | cut -d " " -f2- | sed "s/[: ]//g")
#    fname=$(printf "%s_%05d.mp4" ${createdate} ${RANDOM})
#    cp "videos/$video" "$fname"
# done