From: Bastian Dehn <hhaalo@arcor.de>
Date: Thu, 6 Feb 2025 19:06:51 +0000 (+0100)
Subject: change optimize mirror bits
X-Git-Tag: v1.0.32^2~3
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=9f98825525aae3410dfb0a941679a2d8bc72af5e;p=sane-kds-s2000w-net.git

change optimize mirror bits
---

diff --git a/src/kds_s2000w_image_converter_netpbm.c b/src/kds_s2000w_image_converter_netpbm.c
index 94d8935..b4672dd 100644
--- a/src/kds_s2000w_image_converter_netpbm.c
+++ b/src/kds_s2000w_image_converter_netpbm.c
@@ -138,15 +138,9 @@ unsigned char _kds_s2000w_image_converter_mirror_bits(unsigned char data)
 {
 	unsigned char mirrored = 0;
 
-	int last_bitshift = BYTE_BITS - 1;
 	for (int i = 0; i < BYTE_BITS; i++) {
-		mirrored += data & 1;
-
-		if (i == last_bitshift)
-			break;
-
 		mirrored <<= 1;
-		data >>= 1;
+		mirrored += data >> i & 1;
 	}
 
 	return mirrored;