Build fixes for GPU module.

modules/core/src/gpumat.cpp

@@ -752,5 +752,5 @@ void cv::gpu::error(const char *error_string, const char *file, const int line,
         cerr.flush();
     }
     else
-        ::cv::error( ::cv::Exception(code, error_string, func, file, line) );
+        cv::error( cv::Exception(code, error_string, func, file, line) );
 }

modules/gpu/perf4au/CMakeLists.txt

@@ -2,26 +2,28 @@ set(PERF4AU_REQUIRED_DEPS opencv_core opencv_imgproc opencv_highgui opencv_video
 
 ocv_check_dependencies(${PERF4AU_REQUIRED_DEPS})
 
-set(the_target gpu_perf4au)
-project(${the_target})
+if (OCV_DEPENDENCIES_FOUND)
+  set(the_target gpu_perf4au)
+  project(${the_target})
 
-ocv_include_modules(${PERF4AU_REQUIRED_DEPS})
+  ocv_include_modules(${PERF4AU_REQUIRED_DEPS})
 
-if(CMAKE_COMPILER_IS_GNUCXX AND NOT ENABLE_NOISY_WARNINGS)
+  if(CMAKE_COMPILER_IS_GNUCXX AND NOT ENABLE_NOISY_WARNINGS)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-function")
-endif()
+  endif()
 
-file(GLOB srcs RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *.cpp *.h *.hpp)
-add_executable(${the_target} ${srcs})
+  file(GLOB srcs RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *.cpp *.h *.hpp)
+  add_executable(${the_target} ${srcs})
 
-target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${PERF4AU_REQUIRED_DEPS})
+  target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${PERF4AU_REQUIRED_DEPS})
 
-if(ENABLE_SOLUTION_FOLDERS)
-  set_target_properties(${the_target} PROPERTIES FOLDER "tests performance")
-endif()
+  if(ENABLE_SOLUTION_FOLDERS)
+    set_target_properties(${the_target} PROPERTIES FOLDER "tests performance")
+  endif()
 
-if(WIN32)
+  if(WIN32)
     if(MSVC AND NOT BUILD_SHARED_LIBS)
-        set_target_properties(${the_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
+      set_target_properties(${the_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
     endif()
-endif()
+  endif()
+endif()
\ No newline at end of file

modules/stitching/src/blenders.cpp

@@ -189,7 +189,7 @@ Rect FeatherBlender::createWeightMaps(const vector<Mat> &masks, const vector<Poi
 MultiBandBlender::MultiBandBlender(int try_gpu, int num_bands, int weight_type)
 {
     setNumBands(num_bands);
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     can_use_gpu_ = try_gpu && gpu::getCudaEnabledDeviceCount();
 #else
     (void)try_gpu;
@@ -491,7 +491,7 @@ void createLaplacePyr(const Mat &img, int num_levels, vector<Mat> &pyr)
 
 void createLaplacePyrGpu(const Mat &img, int num_levels, vector<Mat> &pyr)
 {
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     pyr.resize(num_levels + 1);
 
     vector<gpu::GpuMat> gpu_pyr(num_levels + 1);
@@ -531,7 +531,7 @@ void restoreImageFromLaplacePyr(vector<Mat> &pyr)
 
 void restoreImageFromLaplacePyrGpu(vector<Mat> &pyr)
 {
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     if (pyr.empty())
         return;
 

modules/stitching/src/matchers.cpp

@@ -46,7 +46,7 @@ using namespace std;
 using namespace cv;
 using namespace cv::detail;
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 using namespace cv::gpu;
 #endif
 
@@ -129,7 +129,7 @@ private:
     float match_conf_;
 };
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 class GpuMatcher : public FeaturesMatcher
 {
 public:
@@ -204,7 +204,7 @@ void CpuMatcher::match(const ImageFeatures &features1, const ImageFeatures &feat
     LOG("1->2 & 2->1 matches: " << matches_info.matches.size() << endl);
 }
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 void GpuMatcher::match(const ImageFeatures &features1, const ImageFeatures &features2, MatchesInfo& matches_info)
 {
     matches_info.matches.clear();
@@ -432,7 +432,7 @@ void OrbFeaturesFinder::find(const Mat &image, ImageFeatures &features)
     }
 }
 
-#if defined(HAVE_OPENCV_NONFREE) && defined(HAVE_OPENCV_GPU)
+#if defined(HAVE_OPENCV_NONFREE) && defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 SurfFeaturesFinderGpu::SurfFeaturesFinderGpu(double hess_thresh, int num_octaves, int num_layers,
                                              int num_octaves_descr, int num_layers_descr)
 {
@@ -533,7 +533,7 @@ void FeaturesMatcher::operator ()(const vector<ImageFeatures> &features, vector<
 
 BestOf2NearestMatcher::BestOf2NearestMatcher(bool try_use_gpu, float match_conf, int num_matches_thresh1, int num_matches_thresh2)
 {
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     if (try_use_gpu && getCudaEnabledDeviceCount() > 0)
         impl_ = new GpuMatcher(match_conf);
     else

modules/stitching/src/precomp.hpp

@@ -68,7 +68,7 @@
 #include "opencv2/imgproc/imgproc.hpp"
 #include "opencv2/features2d/features2d.hpp"
 #include "opencv2/calib3d/calib3d.hpp"
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     #include "opencv2/gpu/gpu.hpp"
 
     #ifdef HAVE_OPENCV_NONFREE

modules/stitching/src/seam_finders.cpp

@@ -1318,7 +1318,7 @@ void GraphCutSeamFinder::find(const vector<Mat> &src, const vector<Point> &corne
 }
 
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 void GraphCutSeamFinderGpu::find(const vector<Mat> &src, const vector<Point> &corners,
                                  vector<Mat> &masks)
 {

modules/stitching/src/stitcher.cpp

@@ -58,7 +58,7 @@ Stitcher Stitcher::createDefault(bool try_use_gpu)
     stitcher.setFeaturesMatcher(new detail::BestOf2NearestMatcher(try_use_gpu));
     stitcher.setBundleAdjuster(new detail::BundleAdjusterRay());
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     if (try_use_gpu && gpu::getCudaEnabledDeviceCount() > 0)
     {
 #if defined(HAVE_OPENCV_NONFREE)

modules/stitching/src/warpers.cpp

@@ -212,7 +212,7 @@ void SphericalWarper::detectResultRoi(Size src_size, Point &dst_tl, Point &dst_b
 }
 
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 Rect PlaneWarperGpu::buildMaps(Size src_size, const Mat &K, const Mat &R, gpu::GpuMat &xmap, gpu::GpuMat &ymap)
 {
     return buildMaps(src_size, K, R, Mat::zeros(3, 1, CV_32F), xmap, ymap);

modules/videostab/include/opencv2/videostab/optical_flow.hpp

@@ -46,7 +46,7 @@
 #include "opencv2/core/core.hpp"
 #include "opencv2/opencv_modules.hpp"
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 #  include "opencv2/gpu/gpu.hpp"
 #endif
 
@@ -98,7 +98,7 @@ public:
             OutputArray status, OutputArray errors);
 };
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 class CV_EXPORTS DensePyrLkOptFlowEstimatorGpu
         : public PyrLkOptFlowEstimatorBase, public IDenseOptFlowEstimator
 {

modules/videostab/src/inpainting.cpp

@@ -323,7 +323,7 @@ public:
 
 MotionInpainter::MotionInpainter()
 {
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
     setOptFlowEstimator(new DensePyrLkOptFlowEstimatorGpu());
 #else
     CV_Error(CV_StsNotImplemented, "Current implementation of MotionInpainter requires GPU");

modules/videostab/src/optical_flow.cpp

@@ -59,7 +59,7 @@ void SparsePyrLkOptFlowEstimator::run(
 }
 
 
-#ifdef HAVE_OPENCV_GPU
+#if defined(HAVE_OPENCV_GPU) && !defined(ANDROID)
 DensePyrLkOptFlowEstimatorGpu::DensePyrLkOptFlowEstimatorGpu()
 {
     CV_Assert(gpu::getCudaEnabledDeviceCount() > 0);