webp2jpg.sh: mass converter webp to jpg image files

required: rename

if not installed, do a:

  sudo apt-get install rename

#! /usr/bin/bash
 
###########################################################################
#   Script to convert webp to jpg image files                             #
#   Usage: webp2jpg.sh                                                    #
#                                                                         #
#   Copyright information                                                 #
#                                                                         #
#   Copyright (C) 2020-2025 Fred Radeff <fradeff@akademia.ch>             #
#                                                                         #
#   License                                                               #
#                                                                         #
#   This program is free software; you can redistribute it and/or modify  #
#   it under the terms of the GNU General Public License as published by  #
#   the Free Software Foundation; either version 2 of the License, or     #
#   (at your option) any later version.                                   #
#                                                                         #
#   This program is distributed in the hope that it will be useful,       #
#   but WITHOUT ANY WARRANTY; without even the implied warranty of        #
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the          #
#   GNU General Public License for more details.                          #
#                                                                         #
#   GNU General Public License: https://www.gnu.org/licenses/gpl-3.0.txt  #
#                                                                         #
###########################################################################
 
ls *.webp | while read i
do
echo converting $i
convert $i $i.jpg
 
done
rename 's/.webp//g' *.jpg
rm *.webp