From 04a28933cf8b4965a852bd0d4a15f709e9bb55d6 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Tue, 19 Oct 2021 12:09:18 +0300
Subject: [PATCH] advpng with pngcrush

---
 img/bin/pngcrush.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/img/bin/pngcrush.sh b/img/bin/pngcrush.sh
index cc73d9b..06da466 100755
--- a/img/bin/pngcrush.sh
+++ b/img/bin/pngcrush.sh
@@ -1,5 +1,6 @@
 #!/bin/sh -ex
 
 t=$(TMPDIR=. mktemp)
-pngcrush -rem alla -rem allb "$1" $t
+pngcrush -rem alla -rem allb -z 2 "$1" $t
+advpng -z -4 $t
 mv $t "$1"
-- 
2.44.0