On: Taking command of the Context Menu in macOS

[outworlder]

For parallel execution, instead of sending things to the background, we can use GNU Parallel – https://www.gnu.org/software/parallel/

[msephton → outworlder]

My attempt:

convert_file() { f="$1" /opt/homebrew/bin/ffmpeg -i "$f" "${f%.*}.mp4" }

export -f convert_file

parallel convert_file ::: "$@"