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Diffstat (limited to '2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/global_motion.hpp')
-rw-r--r-- | 2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/global_motion.hpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/global_motion.hpp b/2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/global_motion.hpp new file mode 100644 index 00000000..f5f34b92 --- /dev/null +++ b/2.3-1/thirdparty/includes/OpenCV/opencv2/videostab/global_motion.hpp @@ -0,0 +1,141 @@ +/*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_GLOBAL_MOTION_HPP__ +#define __OPENCV_VIDEOSTAB_GLOBAL_MOTION_HPP__ + +#include <vector> +#include "opencv2/core/core.hpp" +#include "opencv2/features2d/features2d.hpp" +#include "opencv2/videostab/optical_flow.hpp" + +namespace cv +{ +namespace videostab +{ + +enum MotionModel +{ + TRANSLATION = 0, + TRANSLATION_AND_SCALE = 1, + LINEAR_SIMILARITY = 2, + AFFINE = 3 +}; + +CV_EXPORTS Mat estimateGlobalMotionLeastSquares( + const std::vector<Point2f> &points0, const std::vector<Point2f> &points1, + int model = AFFINE, float *rmse = 0); + +struct CV_EXPORTS RansacParams +{ + int size; // subset size + float thresh; // max error to classify as inlier + float eps; // max outliers ratio + float prob; // probability of success + + RansacParams(int _size, float _thresh, float _eps, float _prob) + : size(_size), thresh(_thresh), eps(_eps), prob(_prob) {} + + static RansacParams translationMotionStd() { return RansacParams(2, 0.5f, 0.5f, 0.99f); } + static RansacParams translationAndScale2dMotionStd() { return RansacParams(3, 0.5f, 0.5f, 0.99f); } + static RansacParams linearSimilarityMotionStd() { return RansacParams(4, 0.5f, 0.5f, 0.99f); } + static RansacParams affine2dMotionStd() { return RansacParams(6, 0.5f, 0.5f, 0.99f); } +}; + +CV_EXPORTS Mat estimateGlobalMotionRobust( + const std::vector<Point2f> &points0, const std::vector<Point2f> &points1, + int model = AFFINE, const RansacParams ¶ms = RansacParams::affine2dMotionStd(), + float *rmse = 0, int *ninliers = 0); + +class CV_EXPORTS IGlobalMotionEstimator +{ +public: + virtual ~IGlobalMotionEstimator() {} + virtual Mat estimate(const Mat &frame0, const Mat &frame1) = 0; +}; + +class CV_EXPORTS PyrLkRobustMotionEstimator : public IGlobalMotionEstimator +{ +public: + PyrLkRobustMotionEstimator(); + + void setDetector(Ptr<FeatureDetector> val) { detector_ = val; } + Ptr<FeatureDetector> detector() const { return detector_; } + + void setOptFlowEstimator(Ptr<ISparseOptFlowEstimator> val) { optFlowEstimator_ = val; } + Ptr<ISparseOptFlowEstimator> optFlowEstimator() const { return optFlowEstimator_; } + + void setMotionModel(MotionModel val) { motionModel_ = val; } + MotionModel motionModel() const { return motionModel_; } + + void setRansacParams(const RansacParams &val) { ransacParams_ = val; } + RansacParams ransacParams() const { return ransacParams_; } + + void setMaxRmse(float val) { maxRmse_ = val; } + float maxRmse() const { return maxRmse_; } + + void setMinInlierRatio(float val) { minInlierRatio_ = val; } + float minInlierRatio() const { return minInlierRatio_; } + + virtual Mat estimate(const Mat &frame0, const Mat &frame1); + +private: + Ptr<FeatureDetector> detector_; + Ptr<ISparseOptFlowEstimator> optFlowEstimator_; + MotionModel motionModel_; + RansacParams ransacParams_; + std::vector<uchar> status_; + std::vector<KeyPoint> keypointsPrev_; + std::vector<Point2f> pointsPrev_, points_; + std::vector<Point2f> pointsPrevGood_, pointsGood_; + float maxRmse_; + float minInlierRatio_; +}; + +CV_EXPORTS Mat getMotion(int from, int to, const Mat *motions, int size); + +CV_EXPORTS Mat getMotion(int from, int to, const std::vector<Mat> &motions); + +} // namespace videostab +} // namespace cv + +#endif |