Added getScale/setScale for image warpers (stitching module)

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);

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() {}
 

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})