roughly finish sp algorithm

Author: Masterqsx

modules/saliency/include/opencv2/saliency/saliencySpecializedClasses.hpp

@@ -341,7 +341,8 @@ class CV_EXPORTS_W DiscriminantSaliency : public MotionSaliency
     }
     void dynamicTextureEstimator( const Mat, DT& );
     void patchGenerator( const std::vector<Mat>& img_sq, unsigned index, unsigned r, unsigned c, Mat& center, Mat& surround, Mat& all );
-    std::vector<Mat> saliencyMapGenerator( const std::vector<Mat> );
+    std::vector<Mat> saliencyMapGenerator( const std::vector<Mat>& );
+    void saliencyMapVisualize( InputArray _saliencyMap );
 protected:
     bool computeSaliencyImpl( InputArray image, OutputArray saliencyMap );
     double KLdivDT( const DT&, const DT& );