#!/bin/bash## render_mogrifyCommentToPng.sh -- This function provides# post-rendition to write a commentary in PNG images produced as# result of centos-art.sh base-rendition action. The commentary is# written in the image datastream and can be seen using the command# `identify -verbose file.png'.## Copyright (C) 2009-2011 Alain Reguera Delgado## 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.## You should have received a copy of the GNU General Public License# along with this program; if not, write to the Free Software# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.# ----------------------------------------------------------------------# $Id$# ---------------------------------------------------------------------- function render_mogrifyCommentToPng { # Define commentary you want to write on PNG images. local COMMENT="`gettext "Created in CentOS Artwork Repository"` (https://projects.centos.org/svn/artwork/)." # Check base file existence. cli_checkFiles ${FILE}.png 'f' # Write commentary to PNG image. mogrify -comment "$COMMENT" ${FILE}.png }