diff --git a/modules/stitching/include/opencv2/stitching/detail/warpers.hpp b/modules/stitching/include/opencv2/stitching/detail/warpers.hpp
index 645049c84d..7ba8e7da70 100644
--- a/modules/stitching/include/opencv2/stitching/detail/warpers.hpp
+++ b/modules/stitching/include/opencv2/stitching/detail/warpers.hpp
@@ -65,11 +65,13 @@ public:
     virtual Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
                        Mat &dst) = 0;
 
-    // TODO add other backward functions for consistency or move this into a separated interface
     virtual void warpBackward(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
                               Size dst_size, Mat &dst) = 0;
 
     virtual Rect warpRoi(Size src_size, const Mat &K, const Mat &R) = 0;
+
+    virtual float getScale() const { return 1.f; }
+    virtual void setScale(float) {}
 };
 
 
@@ -104,6 +106,9 @@ public:
 
     Rect warpRoi(Size src_size, const Mat &K, const Mat &R);
 
+    float getScale() const { return projector_.scale; }
+    void setScale(float val) { projector_.scale = val; }
+
 protected:
 
     // Detects ROI of the destination image. It's correct for any projection.
@@ -129,8 +134,6 @@ class CV_EXPORTS PlaneWarper : public RotationWarperBase<PlaneProjector>
 public:
     PlaneWarper(float scale = 1.f) { projector_.scale = scale; }
 
-    void setScale(float scale) { projector_.scale = scale; }
-
     Point2f warpPoint(const Point2f &pt, const Mat &K, const Mat &R, const Mat &T);
 
     Rect buildMaps(Size src_size, const Mat &K, const Mat &R, const Mat &T, Mat &xmap, Mat &ymap);
@@ -225,12 +228,12 @@ struct CV_EXPORTS CompressedRectilinearProjector : ProjectorBase
 class CV_EXPORTS CompressedRectilinearWarper : public RotationWarperBase<CompressedRectilinearProjector>
 {
 public:
-   CompressedRectilinearWarper(float scale, float A = 1, float B = 1)
-   {
-	   projector_.a = A;
-	   projector_.b = B;
-	   projector_.scale = scale;
-   }
+    CompressedRectilinearWarper(float scale, float A = 1, float B = 1)
+    {
+        projector_.a = A;
+        projector_.b = B;
+        projector_.scale = scale;
+    }
 };
 
 
@@ -250,7 +253,7 @@ public:
    {
 	   projector_.a = A;
 	   projector_.b = B;
-	   projector_.scale = scale;
+       projector_.scale = scale;
    }
 };
 
@@ -271,7 +274,7 @@ public:
    {
 	   projector_.a = A;
 	   projector_.b = B;
-	   projector_.scale = scale;
+       projector_.scale = scale;
    }
 };
 
@@ -292,7 +295,7 @@ public:
    {
 	   projector_.a = A;
 	   projector_.b = B;
-	   projector_.scale = scale;
+       projector_.scale = scale;
    }
 
 };
diff --git a/modules/stitching/include/opencv2/stitching/stitcher.hpp b/modules/stitching/include/opencv2/stitching/stitcher.hpp
index c535c5277e..e274deb173 100644
--- a/modules/stitching/include/opencv2/stitching/stitcher.hpp
+++ b/modules/stitching/include/opencv2/stitching/stitcher.hpp
@@ -64,15 +64,6 @@ public:
     // Creates stitcher with default parameters
     static Stitcher createDefault(bool try_use_gpu = false);
 
-    Status estimateTransform(InputArray images);
-    Status estimateTransform(InputArray images, const std::vector<std::vector<Rect> > &rois);
-
-    Status composePanorama(OutputArray pano);
-    Status composePanorama(InputArray images, OutputArray pano);
-
-    Status stitch(InputArray images, OutputArray pano);
-    Status stitch(InputArray images, const std::vector<std::vector<Rect> > &rois, OutputArray pano);
-
     double registrationResol() const { return registr_resol_; }
     void setRegistrationResol(double resol_mpx) { registr_resol_ = resol_mpx; }
 
@@ -130,6 +121,19 @@ public:
     const Ptr<detail::Blender> blender() const { return blender_; }
     void setBlender(Ptr<detail::Blender> b) { blender_ = b; }
 
+    Status estimateTransform(InputArray images);
+    Status estimateTransform(InputArray images, const std::vector<std::vector<Rect> > &rois);
+
+    Status composePanorama(OutputArray pano);
+    Status composePanorama(InputArray images, OutputArray pano);
+
+    Status stitch(InputArray images, OutputArray pano);
+    Status stitch(InputArray images, const std::vector<std::vector<Rect> > &rois, OutputArray pano);
+
+    std::vector<int> component() const { return indices_; }
+    std::vector<detail::CameraParams> cameras() const { return cameras_; }
+    double workScale() const { return work_scale_; }
+
 private:
     Stitcher() {}
 
diff --git a/samples/cpp/CMakeLists.txt b/samples/cpp/CMakeLists.txt
index c2b49a75ee..04f1220b26 100644
--- a/samples/cpp/CMakeLists.txt
+++ b/samples/cpp/CMakeLists.txt
@@ -5,13 +5,15 @@
 
 SET(OPENCV_CPP_SAMPLES_REQUIRED_DEPS opencv_core opencv_flann opencv_imgproc
     opencv_highgui opencv_ml opencv_video opencv_objdetect opencv_photo opencv_nonfree
-    opencv_features2d opencv_calib3d opencv_legacy opencv_contrib opencv_stitching opencv_videostab)
+    opencv_features2d opencv_calib3d opencv_legacy opencv_contrib opencv_stitching opencv_videostab opencv_core_vision_api)
 
 ocv_check_dependencies(${OPENCV_CPP_SAMPLES_REQUIRED_DEPS})
 
+add_definitions(-DENABLE_LOG)
+
 
 if(BUILD_EXAMPLES AND OCV_DEPENDENCIES_FOUND)
-  project(cpp_samples)
+  project(core_vision_api_samples)
 
   ocv_include_directories("${OpenCV_SOURCE_DIR}/include")#for opencv.hpp
   ocv_include_modules(${OPENCV_CPP_SAMPLES_REQUIRED_DEPS})