moved BufferPool management functions to public

modules/core/include/opencv2/core/cuda.hpp

@@ -276,6 +276,10 @@ CV_EXPORTS void ensureSizeIsEnough(int rows, int cols, int type, OutputArray arr
 
 CV_EXPORTS GpuMat allocMatFromBuf(int rows, int cols, int type, GpuMat& mat);
 
+//! BufferPool management (must be called before Stream creation)
+CV_EXPORTS void setBufferPoolUsage(bool on);
+CV_EXPORTS void setBufferPoolConfig(int deviceId, size_t stackSize, int stackCount);
+
 //////////////////////////////// CudaMem ////////////////////////////////
 
 // CudaMem is limited cv::Mat with page locked memory allocation.

modules/core/include/opencv2/core/private.cuda.hpp

@@ -122,9 +122,6 @@ namespace cv { namespace cuda
         GpuMat::Allocator* allocator_;
     };
 
-    CV_EXPORTS void setBufferAllocatorUsage(bool on);
-    CV_EXPORTS void allocateMemoryPool(int deviceId, size_t stackSize, int stackCount);
-
     static inline void checkNppError(int code, const char* file, const int line, const char* func)
     {
         if (code < 0)

modules/core/src/cuda_buffer_pool.cpp

@@ -378,12 +378,12 @@ void cv::cuda::StackAllocator::free(uchar* devPtr, int* refcount)
     fastFree(refcount);
 }
 
-void cv::cuda::setBufferAllocatorUsage(bool on)
+void cv::cuda::setBufferPoolUsage(bool on)
 {
     enableMemoryPool = on;
 }
 
-void cv::cuda::allocateMemoryPool(int deviceId, size_t stackSize, int stackCount)
+void cv::cuda::setBufferPoolConfig(int deviceId, size_t stackSize, int stackCount)
 {
     const int currentDevice = getDevice();
 

modules/cuda/perf/perf_buffer_pool.cpp

@@ -95,10 +95,10 @@ PERF_TEST_P(Sz, BufferPool, CUDA_TYPICAL_MAT_SIZES)
     GpuMat src1(host_src), src2(host_src);
     GpuMat dst;
 
-    setBufferAllocatorUsage(useBufferPool);
+    setBufferPoolUsage(useBufferPool);
     if (useBufferPool && first)
     {
-        allocateMemoryPool(-1, 25 * 1024 * 1024, 2);
+        setBufferPoolConfig(-1, 25 * 1024 * 1024, 2);
         first = false;
     }