From 06e7101795110278b27952152e29cf33cb29f5ae Mon Sep 17 00:00:00 2001
From: Andrey Kamaev <andrey.kamaev@itseez.com>
Date: Fri, 28 Sep 2012 18:56:36 +0400
Subject: [PATCH] Add Tegra optimization for fastNlMeansDenoising

---
 modules/photo/src/denoising.cpp | 5 +++++
 modules/photo/src/precomp.hpp   | 6 +++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/modules/photo/src/denoising.cpp b/modules/photo/src/denoising.cpp
index 770df13..02d7a6f 100644
--- a/modules/photo/src/denoising.cpp
+++ b/modules/photo/src/denoising.cpp
@@ -52,6 +52,11 @@ void cv::fastNlMeansDenoising( InputArray _src, OutputArray _dst, float h,
     _dst.create(src.size(), src.type());
     Mat dst = _dst.getMat();
 
+#ifdef HAVE_TEGRA_OPTIMIZATION
+    if(tegra::fastNlMeansDenoising(src, dst, h, templateWindowSize, searchWindowSize))
+        return;
+#endif
+
     switch (src.type()) {
         case CV_8U:
             parallel_for(cv::BlockedRange(0, src.rows),
diff --git a/modules/photo/src/precomp.hpp b/modules/photo/src/precomp.hpp
index 4c912fa..3185a18 100644
--- a/modules/photo/src/precomp.hpp
+++ b/modules/photo/src/precomp.hpp
@@ -43,10 +43,14 @@
 #ifndef __OPENCV_PRECOMP_H__
 #define __OPENCV_PRECOMP_H__
 
-#ifdef HAVE_CVCONFIG_H 
+#ifdef HAVE_CVCONFIG_H
 #include "cvconfig.h"
 #endif
 
 #include "opencv2/photo/photo.hpp"
 
+#ifdef HAVE_TEGRA_OPTIMIZATION
+#include "opencv2/photo/photo_tegra.hpp"
+#endif
+
 #endif
-- 
2.7.4