From b0f01945957dc4bc71fc8fd43fe3a76c30f01d99 Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.alekhin@intel.com>
Date: Wed, 8 Aug 2018 15:26:05 +0300
Subject: [PATCH] gpu(sparse_multi): fix definition without TBB

---
 modules/gpu/include/opencv2/gpu/gpu.hpp | 9 ---------
 modules/gpu/perf/perf_video.cpp         | 2 +-
 modules/gpu/src/pyrlk.cpp               | 9 +++++++++
 3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/modules/gpu/include/opencv2/gpu/gpu.hpp b/modules/gpu/include/opencv2/gpu/gpu.hpp
index 404825434b..78fce1b86b 100644
--- a/modules/gpu/include/opencv2/gpu/gpu.hpp
+++ b/modules/gpu/include/opencv2/gpu/gpu.hpp
@@ -60,10 +60,6 @@
 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 #endif
 
-#if !defined(HAVE_TBB)
-    #define throw_notbb() CV_Error(CV_StsNotImplemented, "The library is compiled without TBB support")
-#endif
-
 namespace cv { namespace gpu {
 
 //////////////////////////////// CudaMem ////////////////////////////////
@@ -1828,13 +1824,8 @@ public:
     void sparse(const GpuMat& prevImg, const GpuMat& nextImg, const GpuMat& prevPts, GpuMat& nextPts,
         GpuMat& status, GpuMat* err = 0);
 
-#if !defined(HAVE_TBB)
-    void sparse_multi(const GpuMat&, const GpuMat&, const GpuMat&, GpuMat&,
-        GpuMat&, Stream&, GpuMat*) {throw_notbb();}
-#else
     void sparse_multi(const GpuMat& prevImg, const GpuMat& nextImg, const GpuMat& prevPts, GpuMat& nextPts,
         GpuMat& status, Stream& stream, GpuMat* err = 0);
-#endif
 
     void dense(const GpuMat& prevImg, const GpuMat& nextImg, GpuMat& u, GpuMat& v, GpuMat* err = 0);
 
diff --git a/modules/gpu/perf/perf_video.cpp b/modules/gpu/perf/perf_video.cpp
index b85fca8fd4..f456d93055 100644
--- a/modules/gpu/perf/perf_video.cpp
+++ b/modules/gpu/perf/perf_video.cpp
@@ -306,7 +306,7 @@ PERF_TEST_P(ImagePair_Gray_NPts_WinSz_Levels_Iters, Video_PyrLKOpticalFlowSparse
 //////////////////////////////////////////////////////
 // PyrLKOpticalFlowSparseMulti
 
-#ifdef HAVE_TBB
+#if defined(HAVE_TBB) && defined(HAVE_CUDA)
 
 DEF_PARAM_TEST(ImagePair_Gray_NPts_WinSz_Levels_Iters, pair_string, bool, int, int, int, int);
 
diff --git a/modules/gpu/src/pyrlk.cpp b/modules/gpu/src/pyrlk.cpp
index 052db3b61e..ec0b2c4d15 100644
--- a/modules/gpu/src/pyrlk.cpp
+++ b/modules/gpu/src/pyrlk.cpp
@@ -53,6 +53,7 @@ using namespace cv::gpu;
 
 #if !defined (HAVE_CUDA) || defined (CUDA_DISABLER)
 
+
 cv::gpu::PyrLKOpticalFlow::PyrLKOpticalFlow() { throw_nogpu(); }
 void cv::gpu::PyrLKOpticalFlow::sparse(const GpuMat&, const GpuMat&, const GpuMat&, GpuMat&, GpuMat&, GpuMat*) { throw_nogpu(); }
 void cv::gpu::PyrLKOpticalFlow::dense(const GpuMat&, const GpuMat&, GpuMat&, GpuMat&, GpuMat*) { throw_nogpu(); }
@@ -71,6 +72,7 @@ namespace pyrlk
 
 
 #if !defined(HAVE_TBB)
+#define throw_notbb() CV_Error(CV_StsNotImplemented, "The library is compiled without TBB support")
     void loadConstants_multi(int2, int, int, cudaStream_t) { throw_notbb(); }
     void sparse1_multi(PtrStepSzf, PtrStepSzf, const float2*, float2*, uchar*, float*, int,
                  int, dim3, dim3, cudaStream_t, int) { throw_notbb(); }
@@ -326,6 +328,13 @@ void cv::gpu::PyrLKOpticalFlow::sparse_multi(const GpuMat& prevImg,
     index_vector_use[index] = true;
     s_PyrLKOpticalFlow_ConditionVariable.notify_one();
 }
+#else
+void cv::gpu::PyrLKOpticalFlow::sparse_multi(const GpuMat& /*prevImg*/,
+        const GpuMat& /*nextImg*/, const GpuMat& /*prevPts*/, GpuMat& /*nextPts*/,
+        GpuMat& /*status*/, Stream& /*stream*/, GpuMat* /*err*/)
+{
+    throw_notbb();
+}
 #endif
 
 void cv::gpu::PyrLKOpticalFlow::dense(const GpuMat& prevImg, const GpuMat& nextImg, GpuMat& u, GpuMat& v, GpuMat* err)