From b87d2e9ec290cd679e1d548beecfba564c029325 Mon Sep 17 00:00:00 2001
From: Alexander Shishkov <alexander.shishkov@itseez.com>
Date: Fri, 19 Jul 2013 03:10:38 +0400
Subject: [PATCH] cosmetic change

---
 modules/photo/src/tonemap.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/photo/src/tonemap.cpp b/modules/photo/src/tonemap.cpp
index d0ec874ee4..2da88d127c 100644
--- a/modules/photo/src/tonemap.cpp
+++ b/modules/photo/src/tonemap.cpp
@@ -73,7 +73,7 @@ static void DragoMap(Mat& src_img, Mat &dst_img, const std::vector<float>& param
     Mat map;
     log(gray_img + 1.0f, map);
     Mat div;
-    pow(gray_img / (float)max, log(bias_value) / log(0.5f), div);
+    pow(gray_img / (float)max, logf(bias_value) / logf(0.5f), div);
     log(2.0f + 8.0f * div, div);
     map = map.mul(1.0f / div);
     map = map.mul(1.0f / gray_img);