From 59acbb1112de234cca2c5dc5733d6a25e9e004f5 Mon Sep 17 00:00:00 2001
From: Vladislav Vinogradov <no@email>
Date: Mon, 16 Jan 2012 13:32:06 +0000
Subject: [PATCH] minor

---
 samples/gpu/optical_flow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/gpu/optical_flow.cpp b/samples/gpu/optical_flow.cpp
index 92b476bce4..892451e55b 100644
--- a/samples/gpu/optical_flow.cpp
+++ b/samples/gpu/optical_flow.cpp
@@ -127,7 +127,7 @@ int main(int argc, const char* argv[])
         
         GpuMat d_vertex, d_colors;
 
-        createOpticalFlowNeedleMap(d_fu, d_fv, d_vertex, d_colors);
+        createOpticalFlowNeedleMap(d_bu, d_bv, d_vertex, d_colors);
 #endif
 
         cout << "Interpolating..." << endl;