dotfiles/.local/bin/music-replaygain

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#!/bin/bash
shopt -s globstar
# Initialisation de la mise en forme
blue=$(tput setaf 4)
red=$(tput setaf 1)
green=$(tput setaf 2)
reset=$(tput sgr0)
bold=$(tput bold)
# Répertoire source
rootdir="$(realpath "${1:-${HOME}/Musique/}")"
cd "$rootdir"
# Pour tous les sous-répertoires, à tous les niveaux
for dir in **/ .
do
# Vérifie que le répertoire existe, sinon on le saute.
[[ -d "${rootdir}/${dir}" ]] || continue
# On entre dans le répertoire à traiter
cd "${rootdir}/${dir}"
# Liste des fichiers à traiter
unset todo
declare -a todo
# Pour chaque fichier
for file in *
do
# On ignore les dossiers
if [[ -d "${file}" ]]
then
continue
fi
# Sil sagit daudio
if [[ "$file" =~ .mp3$ || "$file" =~ .m4a$ || "$(file --mime-type -b -e ascii -e compress -e tar -e cdf "$file")" =~ audio/ ]]
then
todo+=("$file")
fi
done
# Si rien à faire, on saute.
if [[ "${#todo}" -eq 0 ]]
then
echo "[${blue}SKIP${reset}] $dir"
continue
fi
# Parrallélisation des traitements
declare -a running
running=($(jobs -p))
if [[ "${#running[@]}" -ge 12 ]]
then
wait -n
fi
(
# Affichage du répertoire en cours de traitement
echo " $dir$reset"
# Traitement
loudgain -S -a -k -q -s e "${todo[@]}" &>/dev/null && \
echo "[${green} OK ${reset}] $dir" || \
echo "[${red}FAIL${reset}] $dir"
) &
done
wait