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95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009-2011, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "precomp.hpp"
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#include "opencv2/video/video.hpp"
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#include "opencv2/videostab/optical_flow.hpp"
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#include "opencv2/videostab/ring_buffer.hpp"
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using namespace std;
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namespace cv
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{
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namespace videostab
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{
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void SparsePyrLkOptFlowEstimator::run(
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InputArray frame0, InputArray frame1, InputArray points0, InputOutputArray points1,
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OutputArray status, OutputArray errors)
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{
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calcOpticalFlowPyrLK(frame0, frame1, points0, points1, status, errors, winSize_, maxLevel_);
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}
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#if HAVE_OPENCV_GPU
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DensePyrLkOptFlowEstimatorGpu::DensePyrLkOptFlowEstimatorGpu()
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{
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CV_Assert(gpu::getCudaEnabledDeviceCount() > 0);
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}
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void DensePyrLkOptFlowEstimatorGpu::run(
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InputArray frame0, InputArray frame1, InputOutputArray flowX, InputOutputArray flowY,
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OutputArray errors)
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{
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frame0_.upload(frame0.getMat());
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frame1_.upload(frame1.getMat());
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optFlowEstimator_.winSize = winSize_;
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optFlowEstimator_.maxLevel = maxLevel_;
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if (errors.needed())
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{
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optFlowEstimator_.dense(frame0_, frame1_, flowX_, flowY_, &errors_);
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errors_.download(errors.getMatRef());
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}
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else
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optFlowEstimator_.dense(frame0_, frame1_, flowX_, flowY_);
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flowX_.download(flowX.getMatRef());
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flowY_.download(flowY.getMatRef());
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}
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#endif
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} // namespace videostab
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} // namespace cv
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