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36 // loss of use, data, or profits; or business interruption) however caused 37 // and on any theory of liability, whether in contract, strict liability, 38 // or tort (including negligence or otherwise) arising in any way out of 39 // the use of this software, even if advised of the possibility of such damage. 40 // 41 //M*/ 42 43 #ifndef OPENCV_VIDEOSTAB_STABILIZER_HPP 44 #define OPENCV_VIDEOSTAB_STABILIZER_HPP 45 46 #include <vector> 47 #include <ctime> 48 #include "opencv2/core.hpp" 49 #include "opencv2/imgproc.hpp" 50 #include "opencv2/videostab/global_motion.hpp" 51 #include "opencv2/videostab/motion_stabilizing.hpp" 52 #include "opencv2/videostab/frame_source.hpp" 53 #include "opencv2/videostab/log.hpp" 54 #include "opencv2/videostab/inpainting.hpp" 55 #include "opencv2/videostab/deblurring.hpp" 56 #include "opencv2/videostab/wobble_suppression.hpp" 57 58 namespace cv 59 { 60 namespace videostab 61 { 62 63 //! @addtogroup videostab 64 //! @{ 65 66 class CV_EXPORTS StabilizerBase 67 { 68 public: ~StabilizerBase()69 virtual ~StabilizerBase() {} 70 setLog(Ptr<ILog> ilog)71 void setLog(Ptr<ILog> ilog) { log_ = ilog; } log() const72 Ptr<ILog> log() const { return log_; } 73 setRadius(int val)74 void setRadius(int val) { radius_ = val; } radius() const75 int radius() const { return radius_; } 76 setFrameSource(Ptr<IFrameSource> val)77 void setFrameSource(Ptr<IFrameSource> val) { frameSource_ = val; } frameSource() const78 Ptr<IFrameSource> frameSource() const { return frameSource_; } 79 setMaskSource(const Ptr<IFrameSource> & val)80 void setMaskSource(const Ptr<IFrameSource>& val) { maskSource_ = val; } maskSource() const81 Ptr<IFrameSource> maskSource() const { return maskSource_; } 82 setMotionEstimator(Ptr<ImageMotionEstimatorBase> val)83 void setMotionEstimator(Ptr<ImageMotionEstimatorBase> val) { motionEstimator_ = val; } motionEstimator() const84 Ptr<ImageMotionEstimatorBase> motionEstimator() const { return motionEstimator_; } 85 setDeblurer(Ptr<DeblurerBase> val)86 void setDeblurer(Ptr<DeblurerBase> val) { deblurer_ = val; } deblurrer() const87 Ptr<DeblurerBase> deblurrer() const { return deblurer_; } 88 setTrimRatio(float val)89 void setTrimRatio(float val) { trimRatio_ = val; } trimRatio() const90 float trimRatio() const { return trimRatio_; } 91 setCorrectionForInclusion(bool val)92 void setCorrectionForInclusion(bool val) { doCorrectionForInclusion_ = val; } doCorrectionForInclusion() const93 bool doCorrectionForInclusion() const { return doCorrectionForInclusion_; } 94 setBorderMode(int val)95 void setBorderMode(int val) { borderMode_ = val; } borderMode() const96 int borderMode() const { return borderMode_; } 97 setInpainter(Ptr<InpainterBase> val)98 void setInpainter(Ptr<InpainterBase> val) { inpainter_ = val; } inpainter() const99 Ptr<InpainterBase> inpainter() const { return inpainter_; } 100 101 protected: 102 StabilizerBase(); 103 104 void reset(); 105 Mat nextStabilizedFrame(); 106 bool doOneIteration(); 107 virtual void setUp(const Mat &firstFrame); 108 virtual Mat estimateMotion() = 0; 109 virtual Mat estimateStabilizationMotion() = 0; 110 void stabilizeFrame(); 111 virtual Mat postProcessFrame(const Mat &frame); 112 void logProcessingTime(); 113 114 Ptr<ILog> log_; 115 Ptr<IFrameSource> frameSource_; 116 Ptr<IFrameSource> maskSource_; 117 Ptr<ImageMotionEstimatorBase> motionEstimator_; 118 Ptr<DeblurerBase> deblurer_; 119 Ptr<InpainterBase> inpainter_; 120 int radius_; 121 float trimRatio_; 122 bool doCorrectionForInclusion_; 123 int borderMode_; 124 125 Size frameSize_; 126 Mat frameMask_; 127 int curPos_; 128 int curStabilizedPos_; 129 bool doDeblurring_; 130 Mat preProcessedFrame_; 131 bool doInpainting_; 132 Mat inpaintingMask_; 133 Mat finalFrame_; 134 std::vector<Mat> frames_; 135 std::vector<Mat> motions_; // motions_[i] is the motion from i-th to i+1-th frame 136 std::vector<float> blurrinessRates_; 137 std::vector<Mat> stabilizedFrames_; 138 std::vector<Mat> stabilizedMasks_; 139 std::vector<Mat> stabilizationMotions_; 140 clock_t processingStartTime_; 141 }; 142 143 class CV_EXPORTS OnePassStabilizer : public StabilizerBase, public IFrameSource 144 { 145 public: 146 OnePassStabilizer(); 147 setMotionFilter(Ptr<MotionFilterBase> val)148 void setMotionFilter(Ptr<MotionFilterBase> val) { motionFilter_ = val; } motionFilter() const149 Ptr<MotionFilterBase> motionFilter() const { return motionFilter_; } 150 151 virtual void reset() CV_OVERRIDE; nextFrame()152 virtual Mat nextFrame() CV_OVERRIDE { return nextStabilizedFrame(); } 153 154 protected: 155 virtual void setUp(const Mat &firstFrame) CV_OVERRIDE; 156 virtual Mat estimateMotion() CV_OVERRIDE; 157 virtual Mat estimateStabilizationMotion() CV_OVERRIDE; 158 virtual Mat postProcessFrame(const Mat &frame) CV_OVERRIDE; 159 160 Ptr<MotionFilterBase> motionFilter_; 161 }; 162 163 class CV_EXPORTS TwoPassStabilizer : public StabilizerBase, public IFrameSource 164 { 165 public: 166 TwoPassStabilizer(); 167 setMotionStabilizer(Ptr<IMotionStabilizer> val)168 void setMotionStabilizer(Ptr<IMotionStabilizer> val) { motionStabilizer_ = val; } motionStabilizer() const169 Ptr<IMotionStabilizer> motionStabilizer() const { return motionStabilizer_; } 170 setWobbleSuppressor(Ptr<WobbleSuppressorBase> val)171 void setWobbleSuppressor(Ptr<WobbleSuppressorBase> val) { wobbleSuppressor_ = val; } wobbleSuppressor() const172 Ptr<WobbleSuppressorBase> wobbleSuppressor() const { return wobbleSuppressor_; } 173 setEstimateTrimRatio(bool val)174 void setEstimateTrimRatio(bool val) { mustEstTrimRatio_ = val; } mustEstimateTrimaRatio() const175 bool mustEstimateTrimaRatio() const { return mustEstTrimRatio_; } 176 177 virtual void reset() CV_OVERRIDE; 178 virtual Mat nextFrame() CV_OVERRIDE; 179 180 protected: 181 void runPrePassIfNecessary(); 182 183 virtual void setUp(const Mat &firstFrame) CV_OVERRIDE; 184 virtual Mat estimateMotion() CV_OVERRIDE; 185 virtual Mat estimateStabilizationMotion() CV_OVERRIDE; 186 virtual Mat postProcessFrame(const Mat &frame) CV_OVERRIDE; 187 188 Ptr<IMotionStabilizer> motionStabilizer_; 189 Ptr<WobbleSuppressorBase> wobbleSuppressor_; 190 bool mustEstTrimRatio_; 191 192 int frameCount_; 193 bool isPrePassDone_; 194 bool doWobbleSuppression_; 195 std::vector<Mat> motions2_; 196 Mat suppressedFrame_; 197 }; 198 199 //! @} 200 201 } // namespace videostab 202 } // namespace cv 203 204 #endif 205