flac-to-mp3-320.sh

#!/bin/bash
echo "Starting FLAC to MP3 320kbps converter."
if ! command -v ffmpeg &> /dev/null
then
    echo "Error: ffmpeg could not be found"
    exit
fi
find . -name "*.flac" -exec ffmpeg -n -i '{}' -ab 320k -map_metadata 0 -id3v2_version 3 '{}'.mp3 \; -exec mv '{}' '{}'.remove \;
echo "Completed."

Run with:

source <(curl -s RAW_LINK_TO_THIS_GIST)