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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_STABILIZER_HPP__
+#define __OPENCV_VIDEOSTAB_STABILIZER_HPP__
+
+#include <vector>
+#include "opencv2/core/core.hpp"
+#include "opencv2/imgproc/imgproc.hpp"
+#include "opencv2/videostab/global_motion.hpp"
+#include "opencv2/videostab/motion_stabilizing.hpp"
+#include "opencv2/videostab/frame_source.hpp"
+#include "opencv2/videostab/log.hpp"
+#include "opencv2/videostab/inpainting.hpp"
+#include "opencv2/videostab/deblurring.hpp"
+
+namespace cv
+{
+namespace videostab
+{
+
+class CV_EXPORTS StabilizerBase
+{
+public:
+ virtual ~StabilizerBase() {}
+
+ void setLog(Ptr<ILog> _log) { log_ = _log; }
+ Ptr<ILog> log() const { return log_; }
+
+ void setRadius(int val) { radius_ = val; }
+ int radius() const { return radius_; }
+
+ void setFrameSource(Ptr<IFrameSource> val) { frameSource_ = val; }
+ Ptr<IFrameSource> frameSource() const { return frameSource_; }
+
+ void setMotionEstimator(Ptr<IGlobalMotionEstimator> val) { motionEstimator_ = val; }
+ Ptr<IGlobalMotionEstimator> motionEstimator() const { return motionEstimator_; }
+
+ void setDeblurer(Ptr<DeblurerBase> val) { deblurer_ = val; }
+ Ptr<DeblurerBase> deblurrer() const { return deblurer_; }
+
+ void setTrimRatio(float val) { trimRatio_ = val; }
+ float trimRatio() const { return trimRatio_; }
+
+ void setCorrectionForInclusion(bool val) { doCorrectionForInclusion_ = val; }
+ bool doCorrectionForInclusion() const { return doCorrectionForInclusion_; }
+
+ void setBorderMode(int val) { borderMode_ = val; }
+ int borderMode() const { return borderMode_; }
+
+ void setInpainter(Ptr<InpainterBase> val) { inpainter_ = val; }
+ Ptr<InpainterBase> inpainter() const { return inpainter_; }
+
+protected:
+ StabilizerBase();
+
+ void setUp(int cacheSize, const Mat &frame);
+ Mat nextStabilizedFrame();
+ bool doOneIteration();
+ void stabilizeFrame(const Mat &stabilizationMotion);
+
+ virtual void setUp(Mat &firstFrame) = 0;
+ virtual void stabilizeFrame() = 0;
+ virtual void estimateMotion() = 0;
+
+ Ptr<ILog> log_;
+ Ptr<IFrameSource> frameSource_;
+ Ptr<IGlobalMotionEstimator> motionEstimator_;
+ Ptr<DeblurerBase> deblurer_;
+ Ptr<InpainterBase> inpainter_;
+ int radius_;
+ float trimRatio_;
+ bool doCorrectionForInclusion_;
+ int borderMode_;
+
+ Size frameSize_;
+ Mat frameMask_;
+ int curPos_;
+ int curStabilizedPos_;
+ bool doDeblurring_;
+ Mat preProcessedFrame_;
+ bool doInpainting_;
+ Mat inpaintingMask_;
+ std::vector<Mat> frames_;
+ std::vector<Mat> motions_; // motions_[i] is the motion from i-th to i+1-th frame
+ std::vector<float> blurrinessRates_;
+ std::vector<Mat> stabilizedFrames_;
+ std::vector<Mat> stabilizedMasks_;
+ std::vector<Mat> stabilizationMotions_;
+};
+
+class CV_EXPORTS OnePassStabilizer : public StabilizerBase, public IFrameSource
+{
+public:
+ OnePassStabilizer();
+
+ void setMotionFilter(Ptr<MotionFilterBase> val) { motionFilter_ = val; }
+ Ptr<MotionFilterBase> motionFilter() const { return motionFilter_; }
+
+ virtual void reset() { resetImpl(); }
+ virtual Mat nextFrame() { return nextStabilizedFrame(); }
+
+private:
+ void resetImpl();
+
+ virtual void setUp(Mat &firstFrame);
+ virtual void estimateMotion();
+ virtual void stabilizeFrame();
+
+ Ptr<MotionFilterBase> motionFilter_;
+};
+
+class CV_EXPORTS TwoPassStabilizer : public StabilizerBase, public IFrameSource
+{
+public:
+ TwoPassStabilizer();
+
+ void setMotionStabilizer(Ptr<IMotionStabilizer> val) { motionStabilizer_ = val; }
+ Ptr<IMotionStabilizer> motionStabilizer() const { return motionStabilizer_; }
+
+ void setEstimateTrimRatio(bool val) { mustEstTrimRatio_ = val; }
+ bool mustEstimateTrimaRatio() const { return mustEstTrimRatio_; }
+
+ virtual void reset() { resetImpl(); }
+ virtual Mat nextFrame();
+
+ // available after pre-pass, before it's empty
+ std::vector<Mat> motions() const;
+
+private:
+ void resetImpl();
+ void runPrePassIfNecessary();
+
+ virtual void setUp(Mat &firstFrame);
+ virtual void estimateMotion() { /* do nothing as motion was estimation in pre-pass */ }
+ virtual void stabilizeFrame();
+
+ Ptr<IMotionStabilizer> motionStabilizer_;
+ bool mustEstTrimRatio_;
+
+ int frameCount_;
+ bool isPrePassDone_;
+};
+
+} // namespace videostab
+} // namespace cv
+
+#endif