[ticket/12582] Add script for strippping ICC profiles from images.

PHPBB3-12582

phpBB/develop/strip_icc_profiles.sh

@@ -0,0 +1,33 @@
+#!/bin/sh
+#
+# @copyright (c) 2014 phpBB Group
+# @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+#
+set -e
+set -x
+
+SCRIPT=$(basename "$0")
+if [ "$#" -ne 1 ]; then
+	echo "Description: Finds and strips ICC Profiles from image files." >&2
+	echo "Usage: $SCRIPT /root/directory" >&2
+	echo "Exit Status: 0 if no ICC profiles have been stripped, otherwise 1." >&2
+	echo "Requires: exiftool" >&2
+	exit 1
+fi
+
+ROOT=$1
+STATUS=0
+for FILE in $(find "$ROOT" -type f -iregex '.*\.\(gif\|jpg\|jpeg\|png\)$')
+do
+	HASH_OLD=$(md5sum "$FILE")
+	exiftool -icc_profile"-<=" "$FILE" > /dev/null 2>&1
+	HASH_NEW=$(md5sum "$FILE")
+
+	if [ "$HASH_OLD" != "$HASH_NEW" ]
+	then
+		echo "Stripped ICC Profile from $FILE."
+		STATUS=1
+	fi
+done
+
+exit $STATUS