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diff --git a/2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/optical_flow.hpp b/2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/optical_flow.hpp
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+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                           License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009-2011, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef __OPENCV_VIDEOSTAB_OPTICAL_FLOW_HPP__
+#define __OPENCV_VIDEOSTAB_OPTICAL_FLOW_HPP__
+
+#include "opencv2/core/core.hpp"
+#include "opencv2/opencv_modules.hpp"
+
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
+#  include "opencv2/gpu/gpu.hpp"
+#endif
+
+namespace cv
+{
+namespace videostab
+{
+
+class CV_EXPORTS ISparseOptFlowEstimator
+{
+public:
+    virtual ~ISparseOptFlowEstimator() {}
+    virtual void run(
+            InputArray frame0, InputArray frame1, InputArray points0, InputOutputArray points1,
+            OutputArray status, OutputArray errors) = 0;
+};
+
+class CV_EXPORTS IDenseOptFlowEstimator
+{
+public:
+    virtual ~IDenseOptFlowEstimator() {}
+    virtual void run(
+            InputArray frame0, InputArray frame1, InputOutputArray flowX, InputOutputArray flowY,
+            OutputArray errors) = 0;
+};
+
+class CV_EXPORTS PyrLkOptFlowEstimatorBase
+{
+public:
+    PyrLkOptFlowEstimatorBase() { setWinSize(Size(21, 21)); setMaxLevel(3); }
+
+    void setWinSize(Size val) { winSize_ = val; }
+    Size winSize() const { return winSize_; }
+
+    void setMaxLevel(int val) { maxLevel_ = val; }
+    int maxLevel() const { return maxLevel_; }
+
+protected:
+    Size winSize_;
+    int maxLevel_;
+};
+
+class CV_EXPORTS SparsePyrLkOptFlowEstimator
+        : public PyrLkOptFlowEstimatorBase, public ISparseOptFlowEstimator
+{
+public:
+    virtual void run(
+            InputArray frame0, InputArray frame1, InputArray points0, InputOutputArray points1,
+            OutputArray status, OutputArray errors);
+};
+
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
+class CV_EXPORTS DensePyrLkOptFlowEstimatorGpu
+        : public PyrLkOptFlowEstimatorBase, public IDenseOptFlowEstimator
+{
+public:
+    DensePyrLkOptFlowEstimatorGpu();
+
+    virtual void run(
+            InputArray frame0, InputArray frame1, InputOutputArray flowX, InputOutputArray flowY,
+            OutputArray errors);
+private:
+    gpu::PyrLKOpticalFlow optFlowEstimator_;
+    gpu::GpuMat frame0_, frame1_, flowX_, flowY_, errors_;
+};
+#endif
+
+} // namespace videostab
+} // namespace cv
+
+#endif