代码拉取完成,页面将自动刷新
同步操作将从 src-openEuler/ImageMagick 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
确定后同步将在后台操作,完成时将刷新页面,请耐心等待。
From 052175e4b190598141fbcc64641cd5ee4db3602d Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Thu, 10 Oct 2019 20:40:18 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/1743
---
magick/statistic.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/magick/statistic.c b/magick/statistic.c
index 2db7c858f..827d87fa6 100644
--- a/magick/statistic.c
+++ b/magick/statistic.c
@@ -230,6 +230,9 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
MagickRealType
result;
+ register ssize_t
+ i;
+
result=0.0;
switch (op)
{
@@ -299,7 +302,9 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case LeftShiftEvaluateOperator:
{
- result=(MagickRealType) ((ssize_t) pixel << (ssize_t) (value+0.5));
+ result=(double) pixel;
+ for (i=0; i < (ssize_t) value; i++)
+ result*=2.0;
break;
}
case LogEvaluateOperator:
@@ -359,7 +364,9 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case RightShiftEvaluateOperator:
{
- result=(MagickRealType) ((ssize_t) pixel >> (ssize_t) (value+0.5));
+ result=(MagickRealType) pixel;
+ for (i=0; i < (ssize_t) value; i++)
+ result/=2.0;
break;
}
case RootMeanSquareEvaluateOperator:
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