Merge pull request #22675 from CSBVision:patch-2

Update OpenCVDetectCUDA.cmake

cmake/OpenCVDetectCUDA.cmake

@@ -350,6 +350,8 @@ if(CUDA_FOUND)
     set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math)
   endif()
 
+  OCV_OPTION(CUDA_ENABLE_DELAYLOAD "Enable delayed loading of CUDA DLLs" OFF VISIBLE_IF MSVC AND (CMAKE_GENERATOR MATCHES "Visual Studio"))
+
   mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR)
 
   macro(ocv_cuda_filter_options)
@@ -549,4 +551,15 @@ if(HAVE_CUDA)
       set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}${p})
     endif()
   endforeach()
+
+  if(MSVC AND CUDA_ENABLE_DELAYLOAD)
+    file(GLOB CUDA_DLLS "${CUDA_TOOLKIT_ROOT_DIR}/bin/*.dll")
+    foreach(d ${CUDA_DLLS})
+      cmake_path(GET "d" FILENAME DLL_NAME)
+      if(NOT ${DLL_NAME} MATCHES "cudart")
+        set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DELAYLOAD:${DLL_NAME}")
+      endif()
+    endforeach()
+    set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /IGNORE:4199")
+  endif()
 endif()