musics-check-lossless.sh

#!/bin/bash

function has() {
  which "$1" >/dev/null 2>&1
}

function check_deps() {
  if ! has "LAC"
  then
    echo "You need to install LAC https://losslessaudiochecker.com/" >&2
    exit 1
  fi
  if ! has "ffmpeg"
  then
    echo "You need to install ffmpeg" >&2
    exit 1
  fi
}

check_deps

function check_file() {
  ffmpeg -y -i "$1" -loglevel panic -hide_banner /tmp/music-check-lossless.wav
  result="$(LAC /tmp/music-check-lossless.wav | tail -n 1)"
  echo "$result"
}


find . -type f -name "*.flac" -print0 | while read -d $'\0' file
do
  status="$(check_file "$file")"
  if [[ "$status" == "Result: Clean" ]];
  then
    echo "✅ $file"
  else
    echo "❌ $file => $status"
  fi
done