From: cristy <urban-warrior@git.imagemagick.org>
Date: Wed, 9 Jun 2010 02:43:31 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~9243
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=45410e265b897f36b60119f6058de5b40fd6a43a;p=imagemagick

---

diff --git a/magick/quantum.h b/magick/quantum.h
index 915833150..e2b8c6aef 100644
--- a/magick/quantum.h
+++ b/magick/quantum.h
@@ -111,7 +111,7 @@ static inline unsigned char ScaleQuantumToChar(const Quantum quantum)
 static inline unsigned char ScaleQuantumToChar(const Quantum quantum)
 {
 #if !defined(MAGICKCORE_HDRI_SUPPORT)
-  return((unsigned char) (quantum/257U));
+  return((unsigned char) (((quantum+128UL)-((quantum+128UL) >> 8)) >> 8));
 #else
   if (quantum <= 0.0)
     return(0);