move CUDA object detection algorithms to separate module

samples/gpu/CMakeLists.txt

@@ -3,7 +3,7 @@ SET(OPENCV_CUDA_SAMPLES_REQUIRED_DEPS opencv_core opencv_flann opencv_imgproc op
                                      opencv_calib3d opencv_cuda opencv_superres
                                      opencv_cudaarithm opencv_cudafilters opencv_cudawarping opencv_cudaimgproc
                                      opencv_cudafeatures2d opencv_cudaoptflow opencv_cudabgsegm
-                                     opencv_cudastereo opencv_cudalegacy)
+                                     opencv_cudastereo opencv_cudalegacy opencv_cudaobjdetect)
 
 ocv_check_dependencies(${OPENCV_CUDA_SAMPLES_REQUIRED_DEPS})
 

samples/gpu/cascadeclassifier.cpp

@@ -9,7 +9,7 @@
 #include "opencv2/objdetect/objdetect.hpp"
 #include "opencv2/highgui/highgui.hpp"
 #include "opencv2/imgproc/imgproc.hpp"
-#include "opencv2/cuda.hpp"
+#include "opencv2/cudaobjdetect.hpp"
 #include "opencv2/cudaimgproc.hpp"
 #include "opencv2/cudawarping.hpp"
 

samples/gpu/hog.cpp

@@ -5,7 +5,7 @@
 #include <iomanip>
 #include <stdexcept>
 #include <opencv2/core/utility.hpp>
-#include "opencv2/cuda.hpp"
+#include "opencv2/cudaobjdetect.hpp"
 #include "opencv2/highgui.hpp"
 #include "opencv2/objdetect.hpp"
 #include "opencv2/imgproc.hpp"