From 2c1ce8c0e977443d285b44be5e9866a4c87913a0 Mon Sep 17 00:00:00 2001
From: Namgoo Lee <lee.namgoo@sualab.com>
Date: Wed, 16 May 2018 03:31:47 +0900
Subject: [PATCH] cuda_meanStdDev : bug fix

---
 modules/cudaarithm/src/reductions.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/modules/cudaarithm/src/reductions.cpp b/modules/cudaarithm/src/reductions.cpp
index ce1bc232cf..4824a5c4da 100644
--- a/modules/cudaarithm/src/reductions.cpp
+++ b/modules/cudaarithm/src/reductions.cpp
@@ -137,12 +137,11 @@ void cv::cuda::meanStdDev(InputArray _src, OutputArray _dst, Stream& stream)
     if (!deviceSupports(FEATURE_SET_COMPUTE_13))
         CV_Error(cv::Error::StsNotImplemented, "Not sufficient compute capebility");
 
-    GpuMat src = getInputMat(_src, stream);
+    const GpuMat src = getInputMat(_src, stream);
 
     CV_Assert( src.type() == CV_8UC1 );
 
-    _dst.create(1, 2, CV_64FC1);
-    GpuMat dst = _dst.getGpuMat();
+    GpuMat dst = getOutputMat(_dst, 1, 2, CV_64FC1, stream);
 
     NppiSize sz;
     sz.width  = src.cols;