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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 <ctime>
#include "opencv2/core.hpp"
#include "opencv2/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"
#include "opencv2/videostab/wobble_suppression.hpp"
namespace cv
{
namespace videostab
{
//! @addtogroup videostab
//! @{
class CV_EXPORTS StabilizerBase
{
public:
virtual ~StabilizerBase() {}
void setLog(Ptr<ILog> ilog) { log_ = ilog; }
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<ImageMotionEstimatorBase> val) { motionEstimator_ = val; }
Ptr<ImageMotionEstimatorBase> 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 reset();
Mat nextStabilizedFrame();
bool doOneIteration();
virtual void setUp(const Mat &firstFrame);
virtual Mat estimateMotion() = 0;
virtual Mat estimateStabilizationMotion() = 0;
void stabilizeFrame();
virtual Mat postProcessFrame(const Mat &frame);
void logProcessingTime();
Ptr<ILog> log_;
Ptr<IFrameSource> frameSource_;
Ptr<ImageMotionEstimatorBase> 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_;
Mat finalFrame_;
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_;
clock_t processingStartTime_;
};
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();
virtual Mat nextFrame() { return nextStabilizedFrame(); }
protected:
virtual void setUp(const Mat &firstFrame);
virtual Mat estimateMotion();
virtual Mat estimateStabilizationMotion();
virtual Mat postProcessFrame(const Mat &frame);
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 setWobbleSuppressor(Ptr<WobbleSuppressorBase> val) { wobbleSuppressor_ = val; }
Ptr<WobbleSuppressorBase> wobbleSuppressor() const { return wobbleSuppressor_; }
void setEstimateTrimRatio(bool val) { mustEstTrimRatio_ = val; }
bool mustEstimateTrimaRatio() const { return mustEstTrimRatio_; }
virtual void reset();
virtual Mat nextFrame();
protected:
void runPrePassIfNecessary();
virtual void setUp(const Mat &firstFrame);
virtual Mat estimateMotion();
virtual Mat estimateStabilizationMotion();
virtual Mat postProcessFrame(const Mat &frame);
Ptr<IMotionStabilizer> motionStabilizer_;
Ptr<WobbleSuppressorBase> wobbleSuppressor_;
bool mustEstTrimRatio_;
int frameCount_;
bool isPrePassDone_;
bool doWobbleSuppression_;
std::vector<Mat> motions2_;
Mat suppressedFrame_;
};
//! @}
} // namespace videostab
} // namespace cv
#endif
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