Diff: include/opencv2/videostab/stabilizer.hpp

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0:0e0631af0305

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+++ b/include/opencv2/videostab/stabilizer.hpp	Fri Jan 29 04:53:38 2021 +0000
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+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
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+//
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+//  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.
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+//     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
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+//
+//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